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-rw-r--r--drivers/clk/rockchip/Makefile2
-rw-r--r--drivers/clk/rockchip/clk-cpu.c4
-rw-r--r--drivers/clk/rockchip/clk-pll.c258
-rw-r--r--drivers/clk/rockchip/clk-rk3036.c493
-rw-r--r--drivers/clk/rockchip/clk-rk3188.c112
-rw-r--r--drivers/clk/rockchip/clk-rk3228.c678
-rw-r--r--drivers/clk/rockchip/clk-rk3288.c136
-rw-r--r--drivers/clk/rockchip/clk-rk3368.c39
-rw-r--r--drivers/clk/rockchip/clk.c144
-rw-r--r--drivers/clk/rockchip/clk.h62
10 files changed, 1794 insertions, 134 deletions
diff --git a/drivers/clk/rockchip/Makefile b/drivers/clk/rockchip/Makefile
index b27edd6c8..80b9a379b 100644
--- a/drivers/clk/rockchip/Makefile
+++ b/drivers/clk/rockchip/Makefile
@@ -10,6 +10,8 @@ obj-y += clk-inverter.o
obj-y += clk-mmc-phase.o
obj-$(CONFIG_RESET_CONTROLLER) += softrst.o
+obj-y += clk-rk3036.o
obj-y += clk-rk3188.o
+obj-y += clk-rk3228.o
obj-y += clk-rk3288.o
obj-y += clk-rk3368.o
diff --git a/drivers/clk/rockchip/clk-cpu.c b/drivers/clk/rockchip/clk-cpu.c
index 330870a6d..d07374f48 100644
--- a/drivers/clk/rockchip/clk-cpu.c
+++ b/drivers/clk/rockchip/clk-cpu.c
@@ -242,8 +242,8 @@ struct clk *rockchip_clk_register_cpuclk(const char *name,
struct clk *clk, *cclk;
int ret;
- if (num_parents != 2) {
- pr_err("%s: needs two parent clocks\n", __func__);
+ if (num_parents < 2) {
+ pr_err("%s: needs at least two parent clocks\n", __func__);
return ERR_PTR(-EINVAL);
}
diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c
index 4881eb8a1..b7e66c9dd 100644
--- a/drivers/clk/rockchip/clk-pll.c
+++ b/drivers/clk/rockchip/clk-pll.c
@@ -2,6 +2,9 @@
* Copyright (c) 2014 MundoReader S.L.
* Author: Heiko Stuebner <heiko@sntech.de>
*
+ * Copyright (c) 2015 Rockchip Electronics Co. Ltd.
+ * Author: Xing Zheng <zhengxing@rock-chips.com>
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
@@ -19,6 +22,7 @@
#include <linux/delay.h>
#include <linux/clk-provider.h>
#include <linux/regmap.h>
+#include <linux/clk.h>
#include "clk.h"
#define PLL_MODE_MASK 0x3
@@ -108,6 +112,252 @@ static int rockchip_pll_wait_lock(struct rockchip_clk_pll *pll)
}
/**
+ * PLL used in RK3036
+ */
+
+#define RK3036_PLLCON(i) (i * 0x4)
+#define RK3036_PLLCON0_FBDIV_MASK 0xfff
+#define RK3036_PLLCON0_FBDIV_SHIFT 0
+#define RK3036_PLLCON0_POSTDIV1_MASK 0x7
+#define RK3036_PLLCON0_POSTDIV1_SHIFT 12
+#define RK3036_PLLCON1_REFDIV_MASK 0x3f
+#define RK3036_PLLCON1_REFDIV_SHIFT 0
+#define RK3036_PLLCON1_POSTDIV2_MASK 0x7
+#define RK3036_PLLCON1_POSTDIV2_SHIFT 6
+#define RK3036_PLLCON1_DSMPD_MASK 0x1
+#define RK3036_PLLCON1_DSMPD_SHIFT 12
+#define RK3036_PLLCON2_FRAC_MASK 0xffffff
+#define RK3036_PLLCON2_FRAC_SHIFT 0
+
+#define RK3036_PLLCON1_PWRDOWN (1 << 13)
+
+static void rockchip_rk3036_pll_get_params(struct rockchip_clk_pll *pll,
+ struct rockchip_pll_rate_table *rate)
+{
+ u32 pllcon;
+
+ pllcon = readl_relaxed(pll->reg_base + RK3036_PLLCON(0));
+ rate->fbdiv = ((pllcon >> RK3036_PLLCON0_FBDIV_SHIFT)
+ & RK3036_PLLCON0_FBDIV_MASK);
+ rate->postdiv1 = ((pllcon >> RK3036_PLLCON0_POSTDIV1_SHIFT)
+ & RK3036_PLLCON0_POSTDIV1_MASK);
+
+ pllcon = readl_relaxed(pll->reg_base + RK3036_PLLCON(1));
+ rate->refdiv = ((pllcon >> RK3036_PLLCON1_REFDIV_SHIFT)
+ & RK3036_PLLCON1_REFDIV_MASK);
+ rate->postdiv2 = ((pllcon >> RK3036_PLLCON1_POSTDIV2_SHIFT)
+ & RK3036_PLLCON1_POSTDIV2_MASK);
+ rate->dsmpd = ((pllcon >> RK3036_PLLCON1_DSMPD_SHIFT)
+ & RK3036_PLLCON1_DSMPD_MASK);
+
+ pllcon = readl_relaxed(pll->reg_base + RK3036_PLLCON(2));
+ rate->frac = ((pllcon >> RK3036_PLLCON2_FRAC_SHIFT)
+ & RK3036_PLLCON2_FRAC_MASK);
+}
+
+static unsigned long rockchip_rk3036_pll_recalc_rate(struct clk_hw *hw,
+ unsigned long prate)
+{
+ struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
+ struct rockchip_pll_rate_table cur;
+ u64 rate64 = prate;
+
+ rockchip_rk3036_pll_get_params(pll, &cur);
+
+ rate64 *= cur.fbdiv;
+ do_div(rate64, cur.refdiv);
+
+ if (cur.dsmpd == 0) {
+ /* fractional mode */
+ u64 frac_rate64 = prate * cur.frac;
+
+ do_div(frac_rate64, cur.refdiv);
+ rate64 += frac_rate64 >> 24;
+ }
+
+ do_div(rate64, cur.postdiv1);
+ do_div(rate64, cur.postdiv2);
+
+ return (unsigned long)rate64;
+}
+
+static int rockchip_rk3036_pll_set_params(struct rockchip_clk_pll *pll,
+ const struct rockchip_pll_rate_table *rate)
+{
+ const struct clk_ops *pll_mux_ops = pll->pll_mux_ops;
+ struct clk_mux *pll_mux = &pll->pll_mux;
+ struct rockchip_pll_rate_table cur;
+ u32 pllcon;
+ int rate_change_remuxed = 0;
+ int cur_parent;
+ int ret;
+
+ pr_debug("%s: rate settings for %lu fbdiv: %d, postdiv1: %d, refdiv: %d, postdiv2: %d, dsmpd: %d, frac: %d\n",
+ __func__, rate->rate, rate->fbdiv, rate->postdiv1, rate->refdiv,
+ rate->postdiv2, rate->dsmpd, rate->frac);
+
+ rockchip_rk3036_pll_get_params(pll, &cur);
+ cur.rate = 0;
+
+ cur_parent = pll_mux_ops->get_parent(&pll_mux->hw);
+ if (cur_parent == PLL_MODE_NORM) {
+ pll_mux_ops->set_parent(&pll_mux->hw, PLL_MODE_SLOW);
+ rate_change_remuxed = 1;
+ }
+
+ /* update pll values */
+ writel_relaxed(HIWORD_UPDATE(rate->fbdiv, RK3036_PLLCON0_FBDIV_MASK,
+ RK3036_PLLCON0_FBDIV_SHIFT) |
+ HIWORD_UPDATE(rate->postdiv1, RK3036_PLLCON0_POSTDIV1_MASK,
+ RK3036_PLLCON0_POSTDIV1_SHIFT),
+ pll->reg_base + RK3036_PLLCON(0));
+
+ writel_relaxed(HIWORD_UPDATE(rate->refdiv, RK3036_PLLCON1_REFDIV_MASK,
+ RK3036_PLLCON1_REFDIV_SHIFT) |
+ HIWORD_UPDATE(rate->postdiv2, RK3036_PLLCON1_POSTDIV2_MASK,
+ RK3036_PLLCON1_POSTDIV2_SHIFT) |
+ HIWORD_UPDATE(rate->dsmpd, RK3036_PLLCON1_DSMPD_MASK,
+ RK3036_PLLCON1_DSMPD_SHIFT),
+ pll->reg_base + RK3036_PLLCON(1));
+
+ /* GPLL CON2 is not HIWORD_MASK */
+ pllcon = readl_relaxed(pll->reg_base + RK3036_PLLCON(2));
+ pllcon &= ~(RK3036_PLLCON2_FRAC_MASK << RK3036_PLLCON2_FRAC_SHIFT);
+ pllcon |= rate->frac << RK3036_PLLCON2_FRAC_SHIFT;
+ writel_relaxed(pllcon, pll->reg_base + RK3036_PLLCON(2));
+
+ /* wait for the pll to lock */
+ ret = rockchip_pll_wait_lock(pll);
+ if (ret) {
+ pr_warn("%s: pll update unsucessful, trying to restore old params\n",
+ __func__);
+ rockchip_rk3036_pll_set_params(pll, &cur);
+ }
+
+ if (rate_change_remuxed)
+ pll_mux_ops->set_parent(&pll_mux->hw, PLL_MODE_NORM);
+
+ return ret;
+}
+
+static int rockchip_rk3036_pll_set_rate(struct clk_hw *hw, unsigned long drate,
+ unsigned long prate)
+{
+ struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
+ const struct rockchip_pll_rate_table *rate;
+ unsigned long old_rate = rockchip_rk3036_pll_recalc_rate(hw, prate);
+ struct regmap *grf = rockchip_clk_get_grf();
+
+ if (IS_ERR(grf)) {
+ pr_debug("%s: grf regmap not available, aborting rate change\n",
+ __func__);
+ return PTR_ERR(grf);
+ }
+
+ pr_debug("%s: changing %s from %lu to %lu with a parent rate of %lu\n",
+ __func__, __clk_get_name(hw->clk), old_rate, drate, prate);
+
+ /* Get required rate settings from table */
+ rate = rockchip_get_pll_settings(pll, drate);
+ if (!rate) {
+ pr_err("%s: Invalid rate : %lu for pll clk %s\n", __func__,
+ drate, __clk_get_name(hw->clk));
+ return -EINVAL;
+ }
+
+ return rockchip_rk3036_pll_set_params(pll, rate);
+}
+
+static int rockchip_rk3036_pll_enable(struct clk_hw *hw)
+{
+ struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
+
+ writel(HIWORD_UPDATE(0, RK3036_PLLCON1_PWRDOWN, 0),
+ pll->reg_base + RK3036_PLLCON(1));
+
+ return 0;
+}
+
+static void rockchip_rk3036_pll_disable(struct clk_hw *hw)
+{
+ struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
+
+ writel(HIWORD_UPDATE(RK3036_PLLCON1_PWRDOWN,
+ RK3036_PLLCON1_PWRDOWN, 0),
+ pll->reg_base + RK3036_PLLCON(1));
+}
+
+static int rockchip_rk3036_pll_is_enabled(struct clk_hw *hw)
+{
+ struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
+ u32 pllcon = readl(pll->reg_base + RK3036_PLLCON(1));
+
+ return !(pllcon & RK3036_PLLCON1_PWRDOWN);
+}
+
+static void rockchip_rk3036_pll_init(struct clk_hw *hw)
+{
+ struct rockchip_clk_pll *pll = to_rockchip_clk_pll(hw);
+ const struct rockchip_pll_rate_table *rate;
+ struct rockchip_pll_rate_table cur;
+ unsigned long drate;
+
+ if (!(pll->flags & ROCKCHIP_PLL_SYNC_RATE))
+ return;
+
+ drate = clk_hw_get_rate(hw);
+ rate = rockchip_get_pll_settings(pll, drate);
+
+ /* when no rate setting for the current rate, rely on clk_set_rate */
+ if (!rate)
+ return;
+
+ rockchip_rk3036_pll_get_params(pll, &cur);
+
+ pr_debug("%s: pll %s@%lu: Hz\n", __func__, __clk_get_name(hw->clk),
+ drate);
+ pr_debug("old - fbdiv: %d, postdiv1: %d, refdiv: %d, postdiv2: %d, dsmpd: %d, frac: %d\n",
+ cur.fbdiv, cur.postdiv1, cur.refdiv, cur.postdiv2,
+ cur.dsmpd, cur.frac);
+ pr_debug("new - fbdiv: %d, postdiv1: %d, refdiv: %d, postdiv2: %d, dsmpd: %d, frac: %d\n",
+ rate->fbdiv, rate->postdiv1, rate->refdiv, rate->postdiv2,
+ rate->dsmpd, rate->frac);
+
+ if (rate->fbdiv != cur.fbdiv || rate->postdiv1 != cur.postdiv1 ||
+ rate->refdiv != cur.refdiv || rate->postdiv2 != cur.postdiv2 ||
+ rate->dsmpd != cur.dsmpd || rate->frac != cur.frac) {
+ struct clk *parent = clk_get_parent(hw->clk);
+
+ if (!parent) {
+ pr_warn("%s: parent of %s not available\n",
+ __func__, __clk_get_name(hw->clk));
+ return;
+ }
+
+ pr_debug("%s: pll %s: rate params do not match rate table, adjusting\n",
+ __func__, __clk_get_name(hw->clk));
+ rockchip_rk3036_pll_set_params(pll, rate);
+ }
+}
+
+static const struct clk_ops rockchip_rk3036_pll_clk_norate_ops = {
+ .recalc_rate = rockchip_rk3036_pll_recalc_rate,
+ .enable = rockchip_rk3036_pll_enable,
+ .disable = rockchip_rk3036_pll_disable,
+ .is_enabled = rockchip_rk3036_pll_is_enabled,
+};
+
+static const struct clk_ops rockchip_rk3036_pll_clk_ops = {
+ .recalc_rate = rockchip_rk3036_pll_recalc_rate,
+ .round_rate = rockchip_pll_round_rate,
+ .set_rate = rockchip_rk3036_pll_set_rate,
+ .enable = rockchip_rk3036_pll_enable,
+ .disable = rockchip_rk3036_pll_disable,
+ .is_enabled = rockchip_rk3036_pll_is_enabled,
+ .init = rockchip_rk3036_pll_init,
+};
+
+/**
* PLL used in RK3066, RK3188 and RK3288
*/
@@ -376,7 +626,7 @@ struct clk *rockchip_clk_register_pll(enum rockchip_pll_type pll_type,
pll_mux->lock = lock;
pll_mux->hw.init = &init;
- if (pll_type == pll_rk3066)
+ if (pll_type == pll_rk3036 || pll_type == pll_rk3066)
pll_mux->flags |= CLK_MUX_HIWORD_MASK;
/* the actual muxing is xin24m, pll-output, xin32k */
@@ -421,6 +671,12 @@ struct clk *rockchip_clk_register_pll(enum rockchip_pll_type pll_type,
}
switch (pll_type) {
+ case pll_rk3036:
+ if (!pll->rate_table)
+ init.ops = &rockchip_rk3036_pll_clk_norate_ops;
+ else
+ init.ops = &rockchip_rk3036_pll_clk_ops;
+ break;
case pll_rk3066:
if (!pll->rate_table)
init.ops = &rockchip_rk3066_pll_clk_norate_ops;
diff --git a/drivers/clk/rockchip/clk-rk3036.c b/drivers/clk/rockchip/clk-rk3036.c
new file mode 100644
index 000000000..bc7fbac83
--- /dev/null
+++ b/drivers/clk/rockchip/clk-rk3036.c
@@ -0,0 +1,493 @@
+/*
+ * Copyright (c) 2014 MundoReader S.L.
+ * Author: Heiko Stuebner <heiko@sntech.de>
+ *
+ * Copyright (c) 2015 Rockchip Electronics Co. Ltd.
+ * Author: Xing Zheng <zhengxing@rock-chips.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/syscore_ops.h>
+#include <dt-bindings/clock/rk3036-cru.h>
+#include "clk.h"
+
+#define RK3036_GRF_SOC_STATUS0 0x14c
+
+enum rk3036_plls {
+ apll, dpll, gpll,
+};
+
+static struct rockchip_pll_rate_table rk3036_pll_rates[] = {
+ /* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2, _dsmpd, _frac */
+ RK3036_PLL_RATE(1608000000, 1, 67, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1584000000, 1, 66, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1560000000, 1, 65, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1536000000, 1, 64, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1512000000, 1, 63, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1488000000, 1, 62, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1464000000, 1, 61, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1440000000, 1, 60, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1416000000, 1, 59, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1392000000, 1, 58, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1368000000, 1, 57, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1344000000, 1, 56, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1320000000, 1, 55, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1296000000, 1, 54, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1272000000, 1, 53, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1248000000, 1, 52, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1200000000, 1, 50, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1188000000, 2, 99, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1104000000, 1, 46, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1100000000, 12, 550, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1008000000, 1, 84, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1000000000, 6, 500, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 984000000, 1, 82, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 960000000, 1, 80, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 936000000, 1, 78, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 912000000, 1, 76, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 900000000, 4, 300, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 888000000, 1, 74, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 864000000, 1, 72, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 840000000, 1, 70, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 816000000, 1, 68, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 800000000, 6, 400, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 700000000, 6, 350, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 696000000, 1, 58, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 600000000, 1, 75, 3, 1, 1, 0),
+ RK3036_PLL_RATE( 594000000, 2, 99, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 504000000, 1, 63, 3, 1, 1, 0),
+ RK3036_PLL_RATE( 500000000, 6, 250, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 408000000, 1, 68, 2, 2, 1, 0),
+ RK3036_PLL_RATE( 312000000, 1, 52, 2, 2, 1, 0),
+ RK3036_PLL_RATE( 216000000, 1, 72, 4, 2, 1, 0),
+ RK3036_PLL_RATE( 96000000, 1, 64, 4, 4, 1, 0),
+ { /* sentinel */ },
+};
+
+#define RK3036_DIV_CPU_MASK 0x1f
+#define RK3036_DIV_CPU_SHIFT 8
+
+#define RK3036_DIV_PERI_MASK 0xf
+#define RK3036_DIV_PERI_SHIFT 0
+#define RK3036_DIV_ACLK_MASK 0x7
+#define RK3036_DIV_ACLK_SHIFT 4
+#define RK3036_DIV_HCLK_MASK 0x3
+#define RK3036_DIV_HCLK_SHIFT 8
+#define RK3036_DIV_PCLK_MASK 0x7
+#define RK3036_DIV_PCLK_SHIFT 12
+
+#define RK3036_CLKSEL1(_core_periph_div) \
+ { \
+ .reg = RK2928_CLKSEL_CON(1), \
+ .val = HIWORD_UPDATE(_core_periph_div, RK3036_DIV_PERI_MASK, \
+ RK3036_DIV_PERI_SHIFT) \
+ }
+
+#define RK3036_CPUCLK_RATE(_prate, _core_periph_div) \
+ { \
+ .prate = _prate, \
+ .divs = { \
+ RK3036_CLKSEL1(_core_periph_div), \
+ }, \
+ }
+
+static struct rockchip_cpuclk_rate_table rk3036_cpuclk_rates[] __initdata = {
+ RK3036_CPUCLK_RATE(816000000, 4),
+ RK3036_CPUCLK_RATE(600000000, 4),
+ RK3036_CPUCLK_RATE(312000000, 4),
+};
+
+static const struct rockchip_cpuclk_reg_data rk3036_cpuclk_data = {
+ .core_reg = RK2928_CLKSEL_CON(0),
+ .div_core_shift = 0,
+ .div_core_mask = 0x1f,
+ .mux_core_shift = 7,
+};
+
+PNAME(mux_pll_p) = { "xin24m", "xin24m" };
+
+PNAME(mux_armclk_p) = { "apll", "gpll_armclk" };
+PNAME(mux_busclk_p) = { "apll", "dpll_cpu", "gpll_cpu" };
+PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr" };
+PNAME(mux_pll_src_3plls_p) = { "apll", "dpll", "gpll" };
+PNAME(mux_timer_p) = { "xin24m", "pclk_peri_src" };
+
+PNAME(mux_pll_src_apll_dpll_gpll_usb480m_p) = { "apll", "dpll", "gpll" "usb480m" };
+
+PNAME(mux_mmc_src_p) = { "apll", "dpll", "gpll", "xin24m" };
+PNAME(mux_i2s_pre_p) = { "i2s_src", "i2s_frac", "ext_i2s", "xin12m" };
+PNAME(mux_i2s_clkout_p) = { "i2s_pre", "xin12m" };
+PNAME(mux_spdif_p) = { "spdif_src", "spdif_frac", "xin12m" };
+PNAME(mux_uart0_p) = { "uart0_src", "uart0_frac", "xin24m" };
+PNAME(mux_uart1_p) = { "uart1_src", "uart1_frac", "xin24m" };
+PNAME(mux_uart2_p) = { "uart2_src", "uart2_frac", "xin24m" };
+PNAME(mux_mac_p) = { "mac_pll_src", "rmii_clkin" };
+PNAME(mux_dclk_p) = { "dclk_lcdc", "dclk_cru" };
+
+static struct rockchip_pll_clock rk3036_pll_clks[] __initdata = {
+ [apll] = PLL(pll_rk3036, PLL_APLL, "apll", mux_pll_p, 0, RK2928_PLL_CON(0),
+ RK2928_MODE_CON, 0, 5, 0, rk3036_pll_rates),
+ [dpll] = PLL(pll_rk3036, PLL_DPLL, "dpll", mux_pll_p, 0, RK2928_PLL_CON(4),
+ RK2928_MODE_CON, 4, 4, 0, NULL),
+ [gpll] = PLL(pll_rk3036, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(12),
+ RK2928_MODE_CON, 12, 6, ROCKCHIP_PLL_SYNC_RATE, rk3036_pll_rates),
+};
+
+#define MFLAGS CLK_MUX_HIWORD_MASK
+#define DFLAGS CLK_DIVIDER_HIWORD_MASK
+#define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
+
+static struct rockchip_clk_branch rk3036_uart0_fracmux __initdata =
+ MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(13), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3036_uart1_fracmux __initdata =
+ MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(14), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3036_uart2_fracmux __initdata =
+ MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(15), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3036_i2s_fracmux __initdata =
+ MUX(0, "i2s_pre", mux_i2s_pre_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(3), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3036_spdif_fracmux __initdata =
+ MUX(SCLK_SPDIF, "sclk_spdif", mux_spdif_p, 0,
+ RK2928_CLKSEL_CON(5), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3036_clk_branches[] __initdata = {
+ /*
+ * Clock-Architecture Diagram 1
+ */
+
+ GATE(0, "gpll_armclk", "gpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 6, GFLAGS),
+
+ /*
+ * Clock-Architecture Diagram 2
+ */
+
+ GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 2, GFLAGS),
+ GATE(0, "gpll_ddr", "gpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 8, GFLAGS),
+ COMPOSITE_NOGATE(0, "ddrphy2x", mux_ddrphy_p, CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(26), 8, 1, MFLAGS, 0, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO),
+
+ COMPOSITE_NOMUX(0, "pclk_dbg", "armclk", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(1), 0, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK2928_CLKGATE_CON(0), 7, GFLAGS),
+ COMPOSITE_NOMUX(0, "aclk_core_pre", "armclk", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(1), 4, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK2928_CLKGATE_CON(0), 7, GFLAGS),
+
+ GATE(0, "dpll_cpu", "dpll", 0, RK2928_CLKGATE_CON(10), 8, GFLAGS),
+ GATE(0, "gpll_cpu", "gpll", 0, RK2928_CLKGATE_CON(0), 1, GFLAGS),
+ COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_busclk_p, 0,
+ RK2928_CLKSEL_CON(0), 14, 2, MFLAGS, 8, 5, DFLAGS),
+ GATE(ACLK_CPU, "aclk_cpu", "aclk_cpu_src", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 3, GFLAGS),
+ COMPOSITE_NOMUX(PCLK_CPU, "pclk_cpu", "aclk_cpu_src", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(1), 12, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK2928_CLKGATE_CON(0), 5, GFLAGS),
+ COMPOSITE_NOMUX(HCLK_CPU, "hclk_cpu", "aclk_cpu_src", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(1), 8, 2, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK2928_CLKGATE_CON(0), 4, GFLAGS),
+
+ COMPOSITE(0, "aclk_peri_src", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(10), 14, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(2), 0, GFLAGS),
+
+ GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", 0,
+ RK2928_CLKGATE_CON(2), 1, GFLAGS),
+ DIV(0, "pclk_peri_src", "aclk_peri_src", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(10), 12, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO),
+ GATE(PCLK_PERI, "pclk_peri", "pclk_peri_src", 0,
+ RK2928_CLKGATE_CON(2), 3, GFLAGS),
+ DIV(0, "hclk_peri_src", "aclk_peri_src", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(10), 8, 2, DFLAGS | CLK_DIVIDER_POWER_OF_TWO),
+ GATE(HCLK_PERI, "hclk_peri", "hclk_peri_src", 0,
+ RK2928_CLKGATE_CON(2), 2, GFLAGS),
+
+ COMPOSITE_NODIV(SCLK_TIMER0, "sclk_timer0", mux_timer_p, CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(2), 4, 1, MFLAGS,
+ RK2928_CLKGATE_CON(1), 0, GFLAGS),
+ COMPOSITE_NODIV(SCLK_TIMER1, "sclk_timer1", mux_timer_p, CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(2), 5, 1, MFLAGS,
+ RK2928_CLKGATE_CON(1), 1, GFLAGS),
+ COMPOSITE_NODIV(SCLK_TIMER2, "sclk_timer2", mux_timer_p, CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(2), 6, 1, MFLAGS,
+ RK2928_CLKGATE_CON(2), 4, GFLAGS),
+ COMPOSITE_NODIV(SCLK_TIMER3, "sclk_timer3", mux_timer_p, CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(2), 7, 1, MFLAGS,
+ RK2928_CLKGATE_CON(2), 5, GFLAGS),
+
+ MUX(0, "uart_pll_clk", mux_pll_src_apll_dpll_gpll_usb480m_p, 0,
+ RK2928_CLKSEL_CON(13), 10, 2, MFLAGS),
+ COMPOSITE_NOMUX(0, "uart0_src", "uart_pll_clk", 0,
+ RK2928_CLKSEL_CON(13), 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(1), 8, GFLAGS),
+ COMPOSITE_NOMUX(0, "uart1_src", "uart_pll_clk", 0,
+ RK2928_CLKSEL_CON(14), 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(1), 10, GFLAGS),
+ COMPOSITE_NOMUX(0, "uart2_src", "uart_pll_clk", 0,
+ RK2928_CLKSEL_CON(15), 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(1), 12, GFLAGS),
+ COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(17), 0,
+ RK2928_CLKGATE_CON(1), 9, GFLAGS,
+ &rk3036_uart0_fracmux),
+ COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(18), 0,
+ RK2928_CLKGATE_CON(1), 11, GFLAGS,
+ &rk3036_uart1_fracmux),
+ COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(19), 0,
+ RK2928_CLKGATE_CON(1), 13, GFLAGS,
+ &rk3036_uart2_fracmux),
+
+ COMPOSITE(0, "aclk_vcodec", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(32), 14, 2, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 11, GFLAGS),
+
+ COMPOSITE(0, "aclk_hvec", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(20), 0, 2, MFLAGS, 2, 5, DFLAGS,
+ RK2928_CLKGATE_CON(10), 6, GFLAGS),
+
+ COMPOSITE(0, "aclk_disp1_pre", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(31), 14, 2, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(1), 4, GFLAGS),
+ COMPOSITE(0, "hclk_disp_pre", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(30), 14, 2, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(0), 11, GFLAGS),
+ COMPOSITE(SCLK_LCDC, "dclk_lcdc", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(28), 0, 2, MFLAGS, 8, 8, DFLAGS,
+ RK2928_CLKGATE_CON(3), 2, GFLAGS),
+
+ COMPOSITE_NODIV(0, "sclk_sdmmc_src", mux_mmc_src_p, 0,
+ RK2928_CLKSEL_CON(12), 8, 2, MFLAGS,
+ RK2928_CLKGATE_CON(2), 11, GFLAGS),
+ DIV(SCLK_SDMMC, "sclk_sdmmc", "sclk_sdmmc_src", 0,
+ RK2928_CLKSEL_CON(11), 0, 7, DFLAGS),
+
+ COMPOSITE_NODIV(0, "sclk_sdio_src", mux_mmc_src_p, 0,
+ RK2928_CLKSEL_CON(12), 10, 2, MFLAGS,
+ RK2928_CLKGATE_CON(2), 13, GFLAGS),
+ DIV(SCLK_SDIO, "sclk_sdio", "sclk_sdio_src", 0,
+ RK2928_CLKSEL_CON(11), 8, 7, DFLAGS),
+
+ COMPOSITE(SCLK_EMMC, "sclk_emmc", mux_mmc_src_p, 0,
+ RK2928_CLKSEL_CON(12), 12, 2, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(2), 14, GFLAGS),
+
+ MMC(SCLK_SDMMC_DRV, "sdmmc_drv", "sclk_sdmmc", RK3036_SDMMC_CON0, 1),
+ MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "sclk_sdmmc", RK3036_SDMMC_CON1, 0),
+
+ MMC(SCLK_SDIO_DRV, "sdio_drv", "sclk_sdio", RK3036_SDIO_CON0, 1),
+ MMC(SCLK_SDIO_SAMPLE, "sdio_sample", "sclk_sdio", RK3036_SDIO_CON1, 0),
+
+ MMC(SCLK_EMMC_DRV, "emmc_drv", "sclk_emmc", RK3036_EMMC_CON0, 1),
+ MMC(SCLK_EMMC_SAMPLE, "emmc_sample", "sclk_emmc", RK3036_EMMC_CON1, 0),
+
+ COMPOSITE(0, "i2s_src", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(3), 14, 2, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(0), 9, GFLAGS),
+ COMPOSITE_FRACMUX(0, "i2s_frac", "i2s_src", CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(7), 0,
+ RK2928_CLKGATE_CON(0), 10, GFLAGS,
+ &rk3036_i2s_fracmux),
+ COMPOSITE_NODIV(SCLK_I2S_OUT, "i2s_clkout", mux_i2s_clkout_p, 0,
+ RK2928_CLKSEL_CON(3), 12, 1, MFLAGS,
+ RK2928_CLKGATE_CON(0), 13, GFLAGS),
+ GATE(SCLK_I2S, "sclk_i2s", "i2s_pre", CLK_SET_RATE_PARENT,
+ RK2928_CLKGATE_CON(0), 14, GFLAGS),
+
+ COMPOSITE(0, "spdif_src", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(5), 10, 2, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(2), 10, GFLAGS),
+ COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_src", 0,
+ RK2928_CLKSEL_CON(9), 0,
+ RK2928_CLKGATE_CON(2), 12, GFLAGS,
+ &rk3036_spdif_fracmux),
+
+ GATE(SCLK_OTGPHY0, "sclk_otgphy0", "xin12m", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(1), 5, GFLAGS),
+
+ COMPOSITE(SCLK_GPU, "sclk_gpu", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(34), 8, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 13, GFLAGS),
+
+ COMPOSITE(SCLK_SPI, "sclk_spi", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(25), 8, 2, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(2), 9, GFLAGS),
+
+ COMPOSITE(SCLK_NANDC, "sclk_nandc", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(16), 8, 2, MFLAGS, 10, 5, DFLAGS,
+ RK2928_CLKGATE_CON(10), 4, GFLAGS),
+
+ COMPOSITE(SCLK_SFC, "sclk_sfc", mux_pll_src_apll_dpll_gpll_usb480m_p, 0,
+ RK2928_CLKSEL_CON(16), 0, 2, MFLAGS, 2, 5, DFLAGS,
+ RK2928_CLKGATE_CON(10), 5, GFLAGS),
+
+ COMPOSITE_NOGATE(0, "mac_pll_src", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(21), 0, 2, MFLAGS, 9, 5, DFLAGS),
+ MUX(SCLK_MACREF, "mac_clk_ref", mux_mac_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(21), 3, 1, MFLAGS),
+
+ COMPOSITE_NOMUX(SCLK_MAC, "mac_clk", "mac_clk_ref", 0,
+ RK2928_CLKSEL_CON(21), 4, 5, DFLAGS,
+ RK2928_CLKGATE_CON(2), 6, GFLAGS),
+
+ MUX(SCLK_HDMI, "dclk_hdmi", mux_dclk_p, 0,
+ RK2928_CLKSEL_CON(31), 0, 1, MFLAGS),
+
+ /*
+ * Clock-Architecture Diagram 3
+ */
+
+ /* aclk_cpu gates */
+ GATE(0, "sclk_intmem", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 12, GFLAGS),
+ GATE(0, "aclk_strc_sys", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 10, GFLAGS),
+
+ /* hclk_cpu gates */
+ GATE(HCLK_ROM, "hclk_rom", "hclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 6, GFLAGS),
+
+ /* pclk_cpu gates */
+ GATE(PCLK_GRF, "pclk_grf", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 4, GFLAGS),
+ GATE(PCLK_DDRUPCTL, "pclk_ddrupctl", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 7, GFLAGS),
+ GATE(PCLK_ACODEC, "pclk_acodec", "pclk_cpu", 0, RK2928_CLKGATE_CON(5), 14, GFLAGS),
+ GATE(PCLK_HDMI, "pclk_hdmi", "pclk_cpu", 0, RK2928_CLKGATE_CON(3), 8, GFLAGS),
+
+ /* aclk_vio gates */
+ GATE(ACLK_VIO, "aclk_vio", "aclk_disp1_pre", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(6), 13, GFLAGS),
+ GATE(ACLK_LCDC, "aclk_lcdc", "aclk_disp1_pre", 0, RK2928_CLKGATE_CON(9), 6, GFLAGS),
+
+ GATE(HCLK_VIO_BUS, "hclk_vio_bus", "hclk_disp_pre", 0, RK2928_CLKGATE_CON(6), 12, GFLAGS),
+ GATE(HCLK_LCDC, "hclk_lcdc", "hclk_disp_pre", 0, RK2928_CLKGATE_CON(9), 5, GFLAGS),
+
+ /* hclk_video gates */
+ GATE(HCLK_VCODEC, "hclk_vcodec", "hclk_disp_pre", 0, RK2928_CLKGATE_CON(3), 12, GFLAGS),
+
+ /* xin24m gates */
+ GATE(SCLK_PVTM_CORE, "sclk_pvtm_core", "xin24m", 0, RK2928_CLKGATE_CON(10), 0, GFLAGS),
+ GATE(SCLK_PVTM_GPU, "sclk_pvtm_gpu", "xin24m", 0, RK2928_CLKGATE_CON(10), 1, GFLAGS),
+
+ /* aclk_peri gates */
+ GATE(0, "aclk_peri_axi_matrix", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 3, GFLAGS),
+ GATE(0, "aclk_cpu_peri", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 2, GFLAGS),
+ GATE(ACLK_DMAC2, "aclk_dmac2", "aclk_peri", 0, RK2928_CLKGATE_CON(5), 1, GFLAGS),
+ GATE(0, "aclk_peri_niu", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(9), 15, GFLAGS),
+
+ /* hclk_peri gates */
+ GATE(0, "hclk_peri_matrix", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 0, GFLAGS),
+ GATE(0, "hclk_usb_peri", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(9), 13, GFLAGS),
+ GATE(0, "hclk_peri_arbi", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(9), 14, GFLAGS),
+ GATE(HCLK_NANDC, "hclk_nandc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 9, GFLAGS),
+ GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 10, GFLAGS),
+ GATE(HCLK_SDIO, "hclk_sdio", "hclk_peri", 0, RK2928_CLKGATE_CON(5), 11, GFLAGS),
+ GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 0, GFLAGS),
+ GATE(HCLK_OTG0, "hclk_otg0", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 13, GFLAGS),
+ GATE(HCLK_OTG1, "hclk_otg1", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(7), 3, GFLAGS),
+ GATE(HCLK_I2S, "hclk_i2s", "hclk_peri", 0, RK2928_CLKGATE_CON(7), 2, GFLAGS),
+ GATE(0, "hclk_sfc", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(3), 14, GFLAGS),
+ GATE(0, "hclk_mac", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(3), 15, GFLAGS),
+
+ /* pclk_peri gates */
+ GATE(0, "pclk_peri_matrix", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(4), 1, GFLAGS),
+ GATE(0, "pclk_efuse", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(5), 2, GFLAGS),
+ GATE(PCLK_TIMER, "pclk_timer", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 7, GFLAGS),
+ GATE(PCLK_PWM, "pclk_pwm", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 10, GFLAGS),
+ GATE(PCLK_SPI, "pclk_spi", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 12, GFLAGS),
+ GATE(PCLK_WDT, "pclk_wdt", "pclk_peri", 0, RK2928_CLKGATE_CON(7), 15, GFLAGS),
+ GATE(PCLK_UART0, "pclk_uart0", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS),
+ GATE(PCLK_UART1, "pclk_uart1", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS),
+ GATE(PCLK_UART2, "pclk_uart2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 2, GFLAGS),
+ GATE(PCLK_I2C0, "pclk_i2c0", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 4, GFLAGS),
+ GATE(PCLK_I2C1, "pclk_i2c1", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 5, GFLAGS),
+ GATE(PCLK_I2C2, "pclk_i2c2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 6, GFLAGS),
+ GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS),
+ GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 10, GFLAGS),
+ GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_peri", 0, RK2928_CLKGATE_CON(8), 11, GFLAGS),
+};
+
+static const char *const rk3036_critical_clocks[] __initconst = {
+ "aclk_cpu",
+ "aclk_peri",
+ "hclk_peri",
+ "pclk_peri",
+};
+
+static void __init rk3036_clk_init(struct device_node *np)
+{
+ void __iomem *reg_base;
+ struct clk *clk;
+
+ reg_base = of_iomap(np, 0);
+ if (!reg_base) {
+ pr_err("%s: could not map cru region\n", __func__);
+ return;
+ }
+
+ rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
+
+ /* xin12m is created by an cru-internal divider */
+ clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock xin12m: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ clk = clk_register_fixed_factor(NULL, "usb480m", "xin24m", 0, 20, 1);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock usb480m: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ clk = clk_register_fixed_factor(NULL, "ddrphy", "ddrphy2x", 0, 1, 2);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock ddrphy: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ clk = clk_register_fixed_factor(NULL, "hclk_vcodec_pre",
+ "aclk_vcodec", 0, 1, 4);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock hclk_vcodec_pre: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ clk = clk_register_fixed_factor(NULL, "sclk_macref_out",
+ "hclk_peri_src", 0, 1, 2);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock sclk_macref_out: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ rockchip_clk_register_plls(rk3036_pll_clks,
+ ARRAY_SIZE(rk3036_pll_clks),
+ RK3036_GRF_SOC_STATUS0);
+ rockchip_clk_register_branches(rk3036_clk_branches,
+ ARRAY_SIZE(rk3036_clk_branches));
+ rockchip_clk_protect_critical(rk3036_critical_clocks,
+ ARRAY_SIZE(rk3036_critical_clocks));
+
+ rockchip_clk_register_armclk(ARMCLK, "armclk",
+ mux_armclk_p, ARRAY_SIZE(mux_armclk_p),
+ &rk3036_cpuclk_data, rk3036_cpuclk_rates,
+ ARRAY_SIZE(rk3036_cpuclk_rates));
+
+ rockchip_register_softrst(np, 9, reg_base + RK2928_SOFTRST_CON(0),
+ ROCKCHIP_SOFTRST_HIWORD_MASK);
+
+ rockchip_register_restart_notifier(RK2928_GLB_SRST_FST, NULL);
+}
+CLK_OF_DECLARE(rk3036_cru, "rockchip,rk3036-cru", rk3036_clk_init);
diff --git a/drivers/clk/rockchip/clk-rk3188.c b/drivers/clk/rockchip/clk-rk3188.c
index abb476087..7f7444cbf 100644
--- a/drivers/clk/rockchip/clk-rk3188.c
+++ b/drivers/clk/rockchip/clk-rk3188.c
@@ -247,6 +247,30 @@ static struct clk_div_table div_core_peri_t[] = {
{ /* sentinel */ },
};
+static struct rockchip_clk_branch common_hsadc_out_fracmux __initdata =
+ MUX(0, "sclk_hsadc_out", mux_sclk_hsadc_p, 0,
+ RK2928_CLKSEL_CON(22), 4, 2, MFLAGS);
+
+static struct rockchip_clk_branch common_spdif_fracmux __initdata =
+ MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(5), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch common_uart0_fracmux __initdata =
+ MUX(SCLK_UART0, "sclk_uart0", mux_sclk_uart0_p, 0,
+ RK2928_CLKSEL_CON(13), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch common_uart1_fracmux __initdata =
+ MUX(SCLK_UART1, "sclk_uart1", mux_sclk_uart1_p, 0,
+ RK2928_CLKSEL_CON(14), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch common_uart2_fracmux __initdata =
+ MUX(SCLK_UART2, "sclk_uart2", mux_sclk_uart2_p, 0,
+ RK2928_CLKSEL_CON(15), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch common_uart3_fracmux __initdata =
+ MUX(SCLK_UART3, "sclk_uart3", mux_sclk_uart3_p, 0,
+ RK2928_CLKSEL_CON(16), 8, 2, MFLAGS);
+
static struct rockchip_clk_branch common_clk_branches[] __initdata = {
/*
* Clock-Architecture Diagram 2
@@ -335,11 +359,10 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = {
COMPOSITE(0, "hsadc_src", mux_pll_src_gpll_cpll_p, 0,
RK2928_CLKSEL_CON(22), 0, 1, MFLAGS, 8, 8, DFLAGS,
RK2928_CLKGATE_CON(2), 6, GFLAGS),
- COMPOSITE_FRAC(0, "hsadc_frac", "hsadc_src", 0,
+ COMPOSITE_FRACMUX(0, "hsadc_frac", "hsadc_src", 0,
RK2928_CLKSEL_CON(23), 0,
- RK2928_CLKGATE_CON(2), 7, GFLAGS),
- MUX(0, "sclk_hsadc_out", mux_sclk_hsadc_p, 0,
- RK2928_CLKSEL_CON(22), 4, 2, MFLAGS),
+ RK2928_CLKGATE_CON(2), 7, GFLAGS,
+ &common_hsadc_out_fracmux),
INVERTER(SCLK_HSADC, "sclk_hsadc", "sclk_hsadc_out",
RK2928_CLKSEL_CON(22), 7, IFLAGS),
@@ -350,11 +373,10 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = {
COMPOSITE_NOMUX(0, "spdif_pre", "i2s_src", 0,
RK2928_CLKSEL_CON(5), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(0), 13, GFLAGS),
- COMPOSITE_FRAC(0, "spdif_frac", "spdif_pre", CLK_SET_RATE_PARENT,
+ COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_pll", CLK_SET_RATE_PARENT,
RK2928_CLKSEL_CON(9), 0,
- RK2928_CLKGATE_CON(0), 14, GFLAGS),
- MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, CLK_SET_RATE_PARENT,
- RK2928_CLKSEL_CON(5), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(0), 14, GFLAGS,
+ &common_spdif_fracmux),
/*
* Clock-Architecture Diagram 4
@@ -385,35 +407,31 @@ static struct rockchip_clk_branch common_clk_branches[] __initdata = {
COMPOSITE_NOMUX(0, "uart0_pre", "uart_src", 0,
RK2928_CLKSEL_CON(13), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(1), 8, GFLAGS),
- COMPOSITE_FRAC(0, "uart0_frac", "uart0_pre", 0,
+ COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_pre", 0,
RK2928_CLKSEL_CON(17), 0,
- RK2928_CLKGATE_CON(1), 9, GFLAGS),
- MUX(SCLK_UART0, "sclk_uart0", mux_sclk_uart0_p, 0,
- RK2928_CLKSEL_CON(13), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(1), 9, GFLAGS,
+ &common_uart0_fracmux),
COMPOSITE_NOMUX(0, "uart1_pre", "uart_src", 0,
RK2928_CLKSEL_CON(14), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(1), 10, GFLAGS),
- COMPOSITE_FRAC(0, "uart1_frac", "uart1_pre", 0,
+ COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_pre", 0,
RK2928_CLKSEL_CON(18), 0,
- RK2928_CLKGATE_CON(1), 11, GFLAGS),
- MUX(SCLK_UART1, "sclk_uart1", mux_sclk_uart1_p, 0,
- RK2928_CLKSEL_CON(14), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(1), 11, GFLAGS,
+ &common_uart1_fracmux),
COMPOSITE_NOMUX(0, "uart2_pre", "uart_src", 0,
RK2928_CLKSEL_CON(15), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(1), 12, GFLAGS),
- COMPOSITE_FRAC(0, "uart2_frac", "uart2_pre", 0,
+ COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_pre", 0,
RK2928_CLKSEL_CON(19), 0,
- RK2928_CLKGATE_CON(1), 13, GFLAGS),
- MUX(SCLK_UART2, "sclk_uart2", mux_sclk_uart2_p, 0,
- RK2928_CLKSEL_CON(15), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(1), 13, GFLAGS,
+ &common_uart2_fracmux),
COMPOSITE_NOMUX(0, "uart3_pre", "uart_src", 0,
RK2928_CLKSEL_CON(16), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(1), 14, GFLAGS),
- COMPOSITE_FRAC(0, "uart3_frac", "uart3_pre", 0,
+ COMPOSITE_FRACMUX(0, "uart3_frac", "uart3_pre", 0,
RK2928_CLKSEL_CON(20), 0,
- RK2928_CLKGATE_CON(1), 15, GFLAGS),
- MUX(SCLK_UART3, "sclk_uart3", mux_sclk_uart3_p, 0,
- RK2928_CLKSEL_CON(16), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(1), 15, GFLAGS,
+ &common_uart3_fracmux),
GATE(SCLK_JTAG, "jtag", "ext_jtag", 0, RK2928_CLKGATE_CON(1), 3, GFLAGS),
@@ -523,6 +541,18 @@ static struct clk_div_table div_aclk_cpu_t[] = {
{ /* sentinel */ },
};
+static struct rockchip_clk_branch rk3066a_i2s0_fracmux __initdata =
+ MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0,
+ RK2928_CLKSEL_CON(2), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3066a_i2s1_fracmux __initdata =
+ MUX(SCLK_I2S1, "sclk_i2s1", mux_sclk_i2s1_p, 0,
+ RK2928_CLKSEL_CON(3), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3066a_i2s2_fracmux __initdata =
+ MUX(SCLK_I2S2, "sclk_i2s2", mux_sclk_i2s2_p, 0,
+ RK2928_CLKSEL_CON(4), 8, 2, MFLAGS);
+
static struct rockchip_clk_branch rk3066a_clk_branches[] __initdata = {
DIVTBL(0, "aclk_cpu_pre", "armclk", 0,
RK2928_CLKSEL_CON(1), 0, 3, DFLAGS | CLK_DIVIDER_READ_ONLY, div_aclk_cpu_t),
@@ -584,27 +614,24 @@ static struct rockchip_clk_branch rk3066a_clk_branches[] __initdata = {
COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0,
RK2928_CLKSEL_CON(2), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(0), 7, GFLAGS),
- COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_pre", 0,
+ COMPOSITE_FRACMUX(0, "i2s0_frac", "i2s0_pre", 0,
RK2928_CLKSEL_CON(6), 0,
- RK2928_CLKGATE_CON(0), 8, GFLAGS),
- MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0,
- RK2928_CLKSEL_CON(2), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(0), 8, GFLAGS,
+ &rk3066a_i2s0_fracmux),
COMPOSITE_NOMUX(0, "i2s1_pre", "i2s_src", 0,
RK2928_CLKSEL_CON(3), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(0), 9, GFLAGS),
- COMPOSITE_FRAC(0, "i2s1_frac", "i2s1_pre", 0,
+ COMPOSITE_FRACMUX(0, "i2s1_frac", "i2s1_pre", 0,
RK2928_CLKSEL_CON(7), 0,
- RK2928_CLKGATE_CON(0), 10, GFLAGS),
- MUX(SCLK_I2S1, "sclk_i2s1", mux_sclk_i2s1_p, 0,
- RK2928_CLKSEL_CON(3), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(0), 10, GFLAGS,
+ &rk3066a_i2s1_fracmux),
COMPOSITE_NOMUX(0, "i2s2_pre", "i2s_src", 0,
RK2928_CLKSEL_CON(4), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(0), 11, GFLAGS),
- COMPOSITE_FRAC(0, "i2s2_frac", "i2s2_pre", 0,
+ COMPOSITE_FRACMUX(0, "i2s2_frac", "i2s2_pre", 0,
RK2928_CLKSEL_CON(8), 0,
- RK2928_CLKGATE_CON(0), 12, GFLAGS),
- MUX(SCLK_I2S2, "sclk_i2s2", mux_sclk_i2s2_p, 0,
- RK2928_CLKSEL_CON(4), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(0), 12, GFLAGS,
+ &rk3066a_i2s2_fracmux),
GATE(HCLK_I2S1, "hclk_i2s1", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 3, GFLAGS),
GATE(HCLK_I2S2, "hclk_i2s2", "hclk_cpu", 0, RK2928_CLKGATE_CON(7), 4, GFLAGS),
@@ -638,6 +665,10 @@ static struct clk_div_table div_rk3188_aclk_core_t[] = {
PNAME(mux_hsicphy_p) = { "sclk_otgphy0", "sclk_otgphy1",
"gpll", "cpll" };
+static struct rockchip_clk_branch rk3188_i2s0_fracmux __initdata =
+ MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0,
+ RK2928_CLKSEL_CON(3), 8, 2, MFLAGS);
+
static struct rockchip_clk_branch rk3188_clk_branches[] __initdata = {
COMPOSITE_NOMUX_DIVTBL(0, "aclk_core", "armclk", CLK_IGNORE_UNUSED,
RK2928_CLKSEL_CON(1), 3, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
@@ -691,11 +722,10 @@ static struct rockchip_clk_branch rk3188_clk_branches[] __initdata = {
COMPOSITE_NOMUX(0, "i2s0_pre", "i2s_src", 0,
RK2928_CLKSEL_CON(3), 0, 7, DFLAGS,
RK2928_CLKGATE_CON(0), 9, GFLAGS),
- COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_pre", 0,
+ COMPOSITE_FRACMUX(0, "i2s0_frac", "i2s0_pre", 0,
RK2928_CLKSEL_CON(7), 0,
- RK2928_CLKGATE_CON(0), 10, GFLAGS),
- MUX(SCLK_I2S0, "sclk_i2s0", mux_sclk_i2s0_p, 0,
- RK2928_CLKSEL_CON(3), 8, 2, MFLAGS),
+ RK2928_CLKGATE_CON(0), 10, GFLAGS,
+ &rk3188_i2s0_fracmux),
GATE(0, "hclk_imem0", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 14, GFLAGS),
GATE(0, "hclk_imem1", "hclk_cpu", 0, RK2928_CLKGATE_CON(4), 15, GFLAGS),
@@ -750,7 +780,7 @@ static void __init rk3188_common_clk_init(struct device_node *np)
rockchip_register_softrst(np, 9, reg_base + RK2928_SOFTRST_CON(0),
ROCKCHIP_SOFTRST_HIWORD_MASK);
- rockchip_register_restart_notifier(RK2928_GLB_SRST_FST);
+ rockchip_register_restart_notifier(RK2928_GLB_SRST_FST, NULL);
}
static void __init rk3066a_clk_init(struct device_node *np)
diff --git a/drivers/clk/rockchip/clk-rk3228.c b/drivers/clk/rockchip/clk-rk3228.c
new file mode 100644
index 000000000..981a50205
--- /dev/null
+++ b/drivers/clk/rockchip/clk-rk3228.c
@@ -0,0 +1,678 @@
+/*
+ * Copyright (c) 2015 Rockchip Electronics Co. Ltd.
+ * Author: Xing Zheng <zhengxing@rock-chips.com>
+ * Jeffy Chen <jeffy.chen@rock-chips.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/syscore_ops.h>
+#include <dt-bindings/clock/rk3228-cru.h>
+#include "clk.h"
+
+#define RK3228_GRF_SOC_STATUS0 0x480
+
+enum rk3228_plls {
+ apll, dpll, cpll, gpll,
+};
+
+static struct rockchip_pll_rate_table rk3228_pll_rates[] = {
+ /* _mhz, _refdiv, _fbdiv, _postdiv1, _postdiv2, _dsmpd, _frac */
+ RK3036_PLL_RATE(1608000000, 1, 67, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1584000000, 1, 66, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1560000000, 1, 65, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1536000000, 1, 64, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1512000000, 1, 63, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1488000000, 1, 62, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1464000000, 1, 61, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1440000000, 1, 60, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1416000000, 1, 59, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1392000000, 1, 58, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1368000000, 1, 57, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1344000000, 1, 56, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1320000000, 1, 55, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1296000000, 1, 54, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1272000000, 1, 53, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1248000000, 1, 52, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1200000000, 1, 50, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1188000000, 2, 99, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1104000000, 1, 46, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1100000000, 12, 550, 1, 1, 1, 0),
+ RK3036_PLL_RATE(1008000000, 1, 84, 2, 1, 1, 0),
+ RK3036_PLL_RATE(1000000000, 6, 500, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 984000000, 1, 82, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 960000000, 1, 80, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 936000000, 1, 78, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 912000000, 1, 76, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 900000000, 4, 300, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 888000000, 1, 74, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 864000000, 1, 72, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 840000000, 1, 70, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 816000000, 1, 68, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 800000000, 6, 400, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 700000000, 6, 350, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 696000000, 1, 58, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 600000000, 1, 75, 3, 1, 1, 0),
+ RK3036_PLL_RATE( 594000000, 2, 99, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 504000000, 1, 63, 3, 1, 1, 0),
+ RK3036_PLL_RATE( 500000000, 6, 250, 2, 1, 1, 0),
+ RK3036_PLL_RATE( 408000000, 1, 68, 2, 2, 1, 0),
+ RK3036_PLL_RATE( 312000000, 1, 52, 2, 2, 1, 0),
+ RK3036_PLL_RATE( 216000000, 1, 72, 4, 2, 1, 0),
+ RK3036_PLL_RATE( 96000000, 1, 64, 4, 4, 1, 0),
+ { /* sentinel */ },
+};
+
+#define RK3228_DIV_CPU_MASK 0x1f
+#define RK3228_DIV_CPU_SHIFT 8
+
+#define RK3228_DIV_PERI_MASK 0xf
+#define RK3228_DIV_PERI_SHIFT 0
+#define RK3228_DIV_ACLK_MASK 0x7
+#define RK3228_DIV_ACLK_SHIFT 4
+#define RK3228_DIV_HCLK_MASK 0x3
+#define RK3228_DIV_HCLK_SHIFT 8
+#define RK3228_DIV_PCLK_MASK 0x7
+#define RK3228_DIV_PCLK_SHIFT 12
+
+#define RK3228_CLKSEL1(_core_peri_div) \
+ { \
+ .reg = RK2928_CLKSEL_CON(1), \
+ .val = HIWORD_UPDATE(_core_peri_div, RK3228_DIV_PERI_MASK, \
+ RK3228_DIV_PERI_SHIFT) \
+ }
+
+#define RK3228_CPUCLK_RATE(_prate, _core_peri_div) \
+ { \
+ .prate = _prate, \
+ .divs = { \
+ RK3228_CLKSEL1(_core_peri_div), \
+ }, \
+ }
+
+static struct rockchip_cpuclk_rate_table rk3228_cpuclk_rates[] __initdata = {
+ RK3228_CPUCLK_RATE(816000000, 4),
+ RK3228_CPUCLK_RATE(600000000, 4),
+ RK3228_CPUCLK_RATE(312000000, 4),
+};
+
+static const struct rockchip_cpuclk_reg_data rk3228_cpuclk_data = {
+ .core_reg = RK2928_CLKSEL_CON(0),
+ .div_core_shift = 0,
+ .div_core_mask = 0x1f,
+ .mux_core_shift = 6,
+};
+
+PNAME(mux_pll_p) = { "clk_24m", "xin24m" };
+
+PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr", "apll_ddr" };
+PNAME(mux_armclk_p) = { "apll_core", "gpll_core", "dpll_core" };
+PNAME(mux_usb480m_phy_p) = { "usb480m_phy0", "usb480m_phy1" };
+PNAME(mux_usb480m_p) = { "usb480m_phy", "xin24m" };
+PNAME(mux_hdmiphy_p) = { "hdmiphy_phy", "xin24m" };
+PNAME(mux_aclk_cpu_src_p) = { "cpll_aclk_cpu", "gpll_aclk_cpu", "hdmiphy_aclk_cpu" };
+
+PNAME(mux_pll_src_4plls_p) = { "cpll", "gpll", "hdmiphy" "usb480m" };
+PNAME(mux_pll_src_3plls_p) = { "cpll", "gpll", "hdmiphy" };
+PNAME(mux_pll_src_2plls_p) = { "cpll", "gpll" };
+PNAME(mux_sclk_hdmi_cec_p) = { "cpll", "gpll", "xin24m" };
+PNAME(mux_aclk_peri_src_p) = { "cpll_peri", "gpll_peri", "hdmiphy_peri" };
+PNAME(mux_mmc_src_p) = { "cpll", "gpll", "xin24m", "usb480m" };
+PNAME(mux_pll_src_cpll_gpll_usb480m_p) = { "cpll", "gpll", "usb480m" };
+
+PNAME(mux_sclk_rga_p) = { "gpll", "cpll", "sclk_rga_src" };
+
+PNAME(mux_sclk_vop_src_p) = { "gpll_vop", "cpll_vop" };
+PNAME(mux_dclk_vop_p) = { "hdmiphy", "sclk_vop_pre" };
+
+PNAME(mux_i2s0_p) = { "i2s0_src", "i2s0_frac", "ext_i2s", "xin12m" };
+PNAME(mux_i2s1_pre_p) = { "i2s1_src", "i2s1_frac", "ext_i2s", "xin12m" };
+PNAME(mux_i2s_out_p) = { "i2s1_pre", "xin12m" };
+PNAME(mux_i2s2_p) = { "i2s2_src", "i2s2_frac", "xin12m" };
+PNAME(mux_sclk_spdif_p) = { "sclk_spdif_src", "spdif_frac", "xin12m" };
+
+PNAME(mux_aclk_gpu_pre_p) = { "cpll_gpu", "gpll_gpu", "hdmiphy_gpu", "usb480m_gpu" };
+
+PNAME(mux_uart0_p) = { "uart0_src", "uart0_frac", "xin24m" };
+PNAME(mux_uart1_p) = { "uart1_src", "uart1_frac", "xin24m" };
+PNAME(mux_uart2_p) = { "uart2_src", "uart2_frac", "xin24m" };
+
+PNAME(mux_sclk_macphy_50m_p) = { "ext_gmac", "phy_50m_out" };
+PNAME(mux_sclk_gmac_pre_p) = { "sclk_gmac_src", "sclk_macphy_50m" };
+PNAME(mux_sclk_macphy_p) = { "sclk_gmac_src", "ext_gmac" };
+
+static struct rockchip_pll_clock rk3228_pll_clks[] __initdata = {
+ [apll] = PLL(pll_rk3036, PLL_APLL, "apll", mux_pll_p, 0, RK2928_PLL_CON(0),
+ RK2928_MODE_CON, 0, 7, 0, rk3228_pll_rates),
+ [dpll] = PLL(pll_rk3036, PLL_DPLL, "dpll", mux_pll_p, 0, RK2928_PLL_CON(3),
+ RK2928_MODE_CON, 4, 6, 0, NULL),
+ [cpll] = PLL(pll_rk3036, PLL_CPLL, "cpll", mux_pll_p, 0, RK2928_PLL_CON(6),
+ RK2928_MODE_CON, 8, 8, 0, NULL),
+ [gpll] = PLL(pll_rk3036, PLL_GPLL, "gpll", mux_pll_p, 0, RK2928_PLL_CON(9),
+ RK2928_MODE_CON, 12, 9, ROCKCHIP_PLL_SYNC_RATE, rk3228_pll_rates),
+};
+
+#define MFLAGS CLK_MUX_HIWORD_MASK
+#define DFLAGS CLK_DIVIDER_HIWORD_MASK
+#define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
+
+static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = {
+ /*
+ * Clock-Architecture Diagram 1
+ */
+
+ DIV(0, "clk_24m", "xin24m", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(4), 8, 5, DFLAGS),
+
+ /* PD_DDR */
+ GATE(0, "apll_ddr", "apll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 2, GFLAGS),
+ GATE(0, "dpll_ddr", "dpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 2, GFLAGS),
+ GATE(0, "gpll_ddr", "gpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 2, GFLAGS),
+ COMPOSITE(0, "ddrphy4x", mux_ddrphy_p, CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(26), 8, 2, MFLAGS, 0, 3, DFLAGS | CLK_DIVIDER_POWER_OF_TWO,
+ RK2928_CLKGATE_CON(7), 1, GFLAGS),
+ GATE(0, "ddrc", "ddrphy_pre", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(8), 5, GFLAGS),
+ GATE(0, "ddrphy", "ddrphy_pre", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(7), 0, GFLAGS),
+
+ /* PD_CORE */
+ GATE(0, "dpll_core", "dpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 6, GFLAGS),
+ GATE(0, "apll_core", "apll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 6, GFLAGS),
+ GATE(0, "gpll_core", "gpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 6, GFLAGS),
+ COMPOSITE_NOMUX(0, "pclk_dbg", "armclk", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(1), 0, 4, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK2928_CLKGATE_CON(4), 1, GFLAGS),
+ COMPOSITE_NOMUX(0, "armcore", "armclk", CLK_IGNORE_UNUSED,
+ RK2928_CLKSEL_CON(1), 4, 3, DFLAGS | CLK_DIVIDER_READ_ONLY,
+ RK2928_CLKGATE_CON(4), 0, GFLAGS),
+
+ /* PD_MISC */
+ MUX(0, "hdmiphy", mux_hdmiphy_p, CLK_SET_RATE_PARENT,
+ RK2928_MISC_CON, 13, 1, MFLAGS),
+ MUX(0, "usb480m_phy", mux_usb480m_phy_p, CLK_SET_RATE_PARENT,
+ RK2928_MISC_CON, 14, 1, MFLAGS),
+ MUX(0, "usb480m", mux_usb480m_p, CLK_SET_RATE_PARENT,
+ RK2928_MISC_CON, 15, 1, MFLAGS),
+
+ /* PD_BUS */
+ GATE(0, "hdmiphy_aclk_cpu", "hdmiphy", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 1, GFLAGS),
+ GATE(0, "gpll_aclk_cpu", "gpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 1, GFLAGS),
+ GATE(0, "cpll_aclk_cpu", "cpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(0), 1, GFLAGS),
+ COMPOSITE_NOGATE(0, "aclk_cpu_src", mux_aclk_cpu_src_p, 0,
+ RK2928_CLKSEL_CON(0), 13, 2, MFLAGS, 8, 5, DFLAGS),
+ GATE(ARMCLK, "aclk_cpu", "aclk_cpu_src", 0,
+ RK2928_CLKGATE_CON(6), 0, GFLAGS),
+ COMPOSITE_NOMUX(0, "hclk_cpu", "aclk_cpu_src", 0,
+ RK2928_CLKSEL_CON(1), 8, 2, DFLAGS,
+ RK2928_CLKGATE_CON(6), 1, GFLAGS),
+ COMPOSITE_NOMUX(0, "pclk_bus_src", "aclk_cpu_src", 0,
+ RK2928_CLKSEL_CON(1), 12, 3, DFLAGS,
+ RK2928_CLKGATE_CON(6), 2, GFLAGS),
+ GATE(0, "pclk_cpu", "pclk_bus_src", 0,
+ RK2928_CLKGATE_CON(6), 3, GFLAGS),
+ GATE(0, "pclk_phy_pre", "pclk_bus_src", 0,
+ RK2928_CLKGATE_CON(6), 4, GFLAGS),
+ GATE(0, "pclk_ddr_pre", "pclk_bus_src", 0,
+ RK2928_CLKGATE_CON(6), 13, GFLAGS),
+
+ /* PD_VIDEO */
+ COMPOSITE(0, "aclk_vpu_pre", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(32), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 11, GFLAGS),
+ GATE(0, "hclk_vpu_src", "aclk_vpu_pre", 0,
+ RK2928_CLKGATE_CON(4), 4, GFLAGS),
+
+ COMPOSITE(0, "aclk_rkvdec_pre", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(28), 6, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 2, GFLAGS),
+ GATE(0, "hclk_rkvdec_src", "aclk_rkvdec_pre", 0,
+ RK2928_CLKGATE_CON(4), 5, GFLAGS),
+
+ COMPOSITE(0, "sclk_vdec_cabac", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(28), 14, 2, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 3, GFLAGS),
+
+ COMPOSITE(0, "sclk_vdec_core", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(34), 13, 2, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 4, GFLAGS),
+
+ /* PD_VIO */
+ COMPOSITE(0, "aclk_iep_pre", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(31), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 0, GFLAGS),
+ DIV(0, "hclk_vio_pre", "aclk_iep_pre", 0,
+ RK2928_CLKSEL_CON(2), 0, 5, DFLAGS),
+
+ COMPOSITE(0, "aclk_hdcp_pre", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(31), 13, 2, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(1), 4, GFLAGS),
+
+ MUX(0, "sclk_rga_src", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(33), 13, 2, MFLAGS),
+ COMPOSITE_NOMUX(0, "aclk_rga_pre", "sclk_rga_src", 0,
+ RK2928_CLKSEL_CON(33), 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(1), 2, GFLAGS),
+ COMPOSITE(0, "sclk_rga", mux_sclk_rga_p, 0,
+ RK2928_CLKSEL_CON(22), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(3), 6, GFLAGS),
+
+ COMPOSITE(0, "aclk_vop_pre", mux_pll_src_4plls_p, 0,
+ RK2928_CLKSEL_CON(33), 5, 2, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(1), 1, GFLAGS),
+
+ COMPOSITE(0, "sclk_hdcp", mux_pll_src_3plls_p, 0,
+ RK2928_CLKSEL_CON(23), 14, 2, MFLAGS, 8, 6, DFLAGS,
+ RK2928_CLKGATE_CON(3), 5, GFLAGS),
+
+ GATE(0, "sclk_hdmi_hdcp", "xin24m", 0,
+ RK2928_CLKGATE_CON(3), 7, GFLAGS),
+
+ COMPOSITE(0, "sclk_hdmi_cec", mux_sclk_hdmi_cec_p, 0,
+ RK2928_CLKSEL_CON(21), 14, 2, MFLAGS, 0, 14, DFLAGS,
+ RK2928_CLKGATE_CON(3), 8, GFLAGS),
+
+ /* PD_PERI */
+ GATE(0, "cpll_peri", "cpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(2), 0, GFLAGS),
+ GATE(0, "gpll_peri", "gpll", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(2), 0, GFLAGS),
+ GATE(0, "hdmiphy_peri", "hdmiphy", CLK_IGNORE_UNUSED,
+ RK2928_CLKGATE_CON(2), 0, GFLAGS),
+ COMPOSITE_NOGATE(0, "aclk_peri_src", mux_aclk_peri_src_p, 0,
+ RK2928_CLKSEL_CON(10), 10, 2, MFLAGS, 0, 5, DFLAGS),
+ COMPOSITE_NOMUX(PCLK_PERI, "pclk_peri", "aclk_peri_src", 0,
+ RK2928_CLKSEL_CON(10), 12, 3, DFLAGS,
+ RK2928_CLKGATE_CON(5), 2, GFLAGS),
+ COMPOSITE_NOMUX(HCLK_PERI, "hclk_peri", "aclk_peri_src", 0,
+ RK2928_CLKSEL_CON(10), 8, 2, DFLAGS,
+ RK2928_CLKGATE_CON(5), 1, GFLAGS),
+ GATE(ACLK_PERI, "aclk_peri", "aclk_peri_src", 0,
+ RK2928_CLKGATE_CON(5), 0, GFLAGS),
+
+ GATE(SCLK_TIMER0, "sclk_timer0", "xin24m", 0,
+ RK2928_CLKGATE_CON(6), 5, GFLAGS),
+ GATE(SCLK_TIMER1, "sclk_timer1", "xin24m", 0,
+ RK2928_CLKGATE_CON(6), 6, GFLAGS),
+ GATE(SCLK_TIMER2, "sclk_timer2", "xin24m", 0,
+ RK2928_CLKGATE_CON(6), 7, GFLAGS),
+ GATE(SCLK_TIMER3, "sclk_timer3", "xin24m", 0,
+ RK2928_CLKGATE_CON(6), 8, GFLAGS),
+ GATE(SCLK_TIMER4, "sclk_timer4", "xin24m", 0,
+ RK2928_CLKGATE_CON(6), 9, GFLAGS),
+ GATE(SCLK_TIMER5, "sclk_timer5", "xin24m", 0,
+ RK2928_CLKGATE_CON(6), 10, GFLAGS),
+
+ COMPOSITE(0, "sclk_crypto", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(24), 5, 1, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(2), 7, GFLAGS),
+
+ COMPOSITE(0, "sclk_tsp", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(22), 15, 1, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(2), 6, GFLAGS),
+
+ GATE(0, "sclk_hsadc", "ext_hsadc", 0,
+ RK3288_CLKGATE_CON(10), 12, GFLAGS),
+
+ COMPOSITE(0, "sclk_wifi", mux_pll_src_cpll_gpll_usb480m_p, 0,
+ RK2928_CLKSEL_CON(23), 5, 2, MFLAGS, 0, 6, DFLAGS,
+ RK2928_CLKGATE_CON(2), 15, GFLAGS),
+
+ COMPOSITE(SCLK_SDMMC, "sclk_sdmmc0", mux_mmc_src_p, 0,
+ RK2928_CLKSEL_CON(11), 8, 2, MFLAGS, 0, 8, DFLAGS,
+ RK2928_CLKGATE_CON(2), 11, GFLAGS),
+
+ COMPOSITE_NODIV(0, "sclk_sdio_src", mux_mmc_src_p, 0,
+ RK2928_CLKSEL_CON(11), 10, 2, MFLAGS,
+ RK2928_CLKGATE_CON(2), 13, GFLAGS),
+ DIV(SCLK_SDIO, "sclk_sdio", "sclk_sdio_src", 0,
+ RK2928_CLKSEL_CON(12), 0, 8, DFLAGS),
+
+ COMPOSITE_NODIV(0, "sclk_emmc_src", mux_mmc_src_p, 0,
+ RK2928_CLKSEL_CON(11), 12, 2, MFLAGS,
+ RK2928_CLKGATE_CON(2), 14, GFLAGS),
+ DIV(SCLK_EMMC, "sclk_emmc", "sclk_emmc_src", 0,
+ RK2928_CLKSEL_CON(12), 8, 8, DFLAGS),
+
+ /*
+ * Clock-Architecture Diagram 2
+ */
+
+ GATE(0, "gpll_vop", "gpll", 0,
+ RK2928_CLKGATE_CON(3), 1, GFLAGS),
+ GATE(0, "cpll_vop", "cpll", 0,
+ RK2928_CLKGATE_CON(3), 1, GFLAGS),
+ MUX(0, "sclk_vop_src", mux_sclk_vop_src_p, 0,
+ RK2928_CLKSEL_CON(27), 0, 1, MFLAGS),
+ DIV(0, "dclk_hdmiphy", "sclk_vop_src", 0,
+ RK2928_CLKSEL_CON(29), 0, 3, DFLAGS),
+ DIV(0, "sclk_vop_pre", "sclk_vop_src", 0,
+ RK2928_CLKSEL_CON(27), 8, 8, DFLAGS),
+ MUX(0, "dclk_vop", mux_dclk_vop_p, 0,
+ RK2928_CLKSEL_CON(27), 1, 1, MFLAGS),
+
+ COMPOSITE(0, "i2s0_src", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(9), 15, 1, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(0), 3, GFLAGS),
+ COMPOSITE_FRAC(0, "i2s0_frac", "i2s0_src", CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(8), 0,
+ RK3288_CLKGATE_CON(0), 4, GFLAGS),
+ COMPOSITE_NODIV(SCLK_I2S0, "sclk_i2s0", mux_i2s0_p, 0,
+ RK2928_CLKSEL_CON(9), 8, 2, MFLAGS,
+ RK2928_CLKGATE_CON(0), 5, GFLAGS),
+
+ COMPOSITE(0, "i2s1_src", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(3), 15, 1, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(0), 10, GFLAGS),
+ COMPOSITE_FRAC(0, "i2s1_frac", "i2s1_src", CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(7), 0,
+ RK3288_CLKGATE_CON(0), 11, GFLAGS),
+ MUX(0, "i2s1_pre", mux_i2s1_pre_p, 0,
+ RK2928_CLKSEL_CON(3), 8, 2, MFLAGS),
+ GATE(SCLK_I2S1, "sclk_i2s1", "i2s1_pre", 0,
+ RK2928_CLKGATE_CON(0), 14, GFLAGS),
+ COMPOSITE_NODIV(SCLK_I2S_OUT, "i2s_out", mux_i2s_out_p, 0,
+ RK2928_CLKSEL_CON(3), 12, 1, MFLAGS,
+ RK2928_CLKGATE_CON(0), 13, GFLAGS),
+
+ COMPOSITE(0, "i2s2_src", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(16), 15, 1, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(0), 7, GFLAGS),
+ COMPOSITE_FRAC(0, "i2s2_frac", "i2s2_src", CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(30), 0,
+ RK3288_CLKGATE_CON(0), 8, GFLAGS),
+ COMPOSITE_NODIV(SCLK_I2S2, "sclk_i2s2", mux_i2s2_p, 0,
+ RK2928_CLKSEL_CON(16), 8, 2, MFLAGS,
+ RK2928_CLKGATE_CON(0), 9, GFLAGS),
+
+ COMPOSITE(0, "sclk_spdif_src", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(6), 15, 1, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(2), 10, GFLAGS),
+ COMPOSITE_FRAC(0, "spdif_frac", "sclk_spdif_src", CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(20), 0,
+ RK3288_CLKGATE_CON(2), 12, GFLAGS),
+ MUX(SCLK_SPDIF, "sclk_spdif", mux_sclk_spdif_p, 0,
+ RK2928_CLKSEL_CON(6), 8, 2, MFLAGS),
+
+ GATE(0, "jtag", "ext_jtag", 0,
+ RK2928_CLKGATE_CON(1), 3, GFLAGS),
+
+ GATE(0, "sclk_otgphy0", "xin24m", 0,
+ RK2928_CLKGATE_CON(1), 5, GFLAGS),
+ GATE(0, "sclk_otgphy1", "xin24m", 0,
+ RK2928_CLKGATE_CON(1), 6, GFLAGS),
+
+ COMPOSITE_NOMUX(0, "sclk_tsadc", "xin24m", 0,
+ RK2928_CLKSEL_CON(24), 6, 10, DFLAGS,
+ RK2928_CLKGATE_CON(2), 8, GFLAGS),
+
+ GATE(0, "cpll_gpu", "cpll", 0,
+ RK2928_CLKGATE_CON(3), 13, GFLAGS),
+ GATE(0, "gpll_gpu", "gpll", 0,
+ RK2928_CLKGATE_CON(3), 13, GFLAGS),
+ GATE(0, "hdmiphy_gpu", "hdmiphy", 0,
+ RK2928_CLKGATE_CON(3), 13, GFLAGS),
+ GATE(0, "usb480m_gpu", "usb480m", 0,
+ RK2928_CLKGATE_CON(3), 13, GFLAGS),
+ COMPOSITE_NOGATE(0, "aclk_gpu_pre", mux_aclk_gpu_pre_p, 0,
+ RK2928_CLKSEL_CON(34), 5, 2, MFLAGS, 0, 5, DFLAGS),
+
+ COMPOSITE(SCLK_SPI0, "sclk_spi0", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(25), 8, 1, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(2), 9, GFLAGS),
+
+ /* PD_UART */
+ COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gpll_usb480m_p, 0,
+ RK2928_CLKSEL_CON(13), 12, 2, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(1), 8, GFLAGS),
+ COMPOSITE(0, "uart1_src", mux_pll_src_cpll_gpll_usb480m_p, 0,
+ RK2928_CLKSEL_CON(14), 12, 2, MFLAGS, 0, 7, DFLAGS,
+ RK2928_CLKGATE_CON(1), 10, GFLAGS),
+ COMPOSITE(0, "uart2_src", mux_pll_src_cpll_gpll_usb480m_p,
+ 0, RK2928_CLKSEL_CON(15), 12, 2,
+ MFLAGS, 0, 7, DFLAGS, RK2928_CLKGATE_CON(1), 12, GFLAGS),
+ COMPOSITE_FRAC(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(17), 0,
+ RK2928_CLKGATE_CON(1), 9, GFLAGS),
+ COMPOSITE_FRAC(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(18), 0,
+ RK2928_CLKGATE_CON(1), 11, GFLAGS),
+ COMPOSITE_FRAC(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(19), 0,
+ RK2928_CLKGATE_CON(1), 13, GFLAGS),
+ MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(13), 8, 2, MFLAGS),
+ MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(14), 8, 2, MFLAGS),
+ MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT,
+ RK2928_CLKSEL_CON(15), 8, 2, MFLAGS),
+
+ COMPOSITE(SCLK_NANDC, "sclk_nandc", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(2), 14, 1, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(1), 0, GFLAGS),
+
+ COMPOSITE(0, "sclk_gmac_src", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(5), 7, 1, MFLAGS, 0, 5, DFLAGS,
+ RK2928_CLKGATE_CON(1), 7, GFLAGS),
+ MUX(0, "sclk_macphy_50m", mux_sclk_macphy_50m_p, 0,
+ RK2928_CLKSEL_CON(29), 10, 1, MFLAGS),
+ MUX(0, "sclk_gmac_pre", mux_sclk_gmac_pre_p, 0,
+ RK2928_CLKSEL_CON(5), 5, 1, MFLAGS),
+ GATE(0, "sclk_mac_refout", "sclk_gmac_pre", 0,
+ RK2928_CLKGATE_CON(5), 4, GFLAGS),
+ GATE(0, "sclk_mac_ref", "sclk_gmac_pre", 0,
+ RK2928_CLKGATE_CON(5), 3, GFLAGS),
+ GATE(0, "sclk_mac_rx", "sclk_gmac_pre", 0,
+ RK2928_CLKGATE_CON(5), 5, GFLAGS),
+ GATE(0, "sclk_mac_tx", "sclk_gmac_pre", 0,
+ RK2928_CLKGATE_CON(5), 6, GFLAGS),
+ COMPOSITE(0, "sclk_macphy", mux_sclk_macphy_p, 0,
+ RK2928_CLKSEL_CON(29), 12, 1, MFLAGS, 8, 2, DFLAGS,
+ RK2928_CLKGATE_CON(5), 7, GFLAGS),
+ COMPOSITE(0, "sclk_gmac_out", mux_pll_src_2plls_p, 0,
+ RK2928_CLKSEL_CON(5), 15, 1, MFLAGS, 8, 5, DFLAGS,
+ RK2928_CLKGATE_CON(2), 2, GFLAGS),
+
+ /*
+ * Clock-Architecture Diagram 3
+ */
+
+ /* PD_VOP */
+ GATE(0, "aclk_rga", "aclk_rga_pre", 0, RK2928_CLKGATE_CON(13), 0, GFLAGS),
+ GATE(0, "aclk_rga_noc", "aclk_rga_pre", 0, RK2928_CLKGATE_CON(13), 11, GFLAGS),
+ GATE(0, "aclk_iep", "aclk_iep_pre", 0, RK2928_CLKGATE_CON(13), 2, GFLAGS),
+ GATE(0, "aclk_iep_noc", "aclk_iep_pre", 0, RK2928_CLKGATE_CON(13), 9, GFLAGS),
+
+ GATE(0, "aclk_vop", "aclk_vop_pre", 0, RK2928_CLKGATE_CON(13), 5, GFLAGS),
+ GATE(0, "aclk_vop_noc", "aclk_vop_pre", 0, RK2928_CLKGATE_CON(13), 12, GFLAGS),
+
+ GATE(0, "aclk_hdcp", "aclk_hdcp_pre", 0, RK2928_CLKGATE_CON(14), 10, GFLAGS),
+ GATE(0, "aclk_hdcp_noc", "aclk_hdcp_pre", 0, RK2928_CLKGATE_CON(13), 10, GFLAGS),
+
+ GATE(0, "hclk_rga", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 1, GFLAGS),
+ GATE(0, "hclk_iep", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 3, GFLAGS),
+ GATE(0, "hclk_vop", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 6, GFLAGS),
+ GATE(0, "hclk_vio_ahb_arbi", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 7, GFLAGS),
+ GATE(0, "hclk_vio_noc", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 8, GFLAGS),
+ GATE(0, "hclk_vop_noc", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(13), 13, GFLAGS),
+ GATE(0, "hclk_vio_h2p", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 7, GFLAGS),
+ GATE(0, "hclk_hdcp_mmu", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 12, GFLAGS),
+ GATE(0, "pclk_hdmi_ctrl", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 6, GFLAGS),
+ GATE(0, "pclk_vio_h2p", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 8, GFLAGS),
+ GATE(0, "pclk_hdcp", "hclk_vio_pre", 0, RK2928_CLKGATE_CON(14), 11, GFLAGS),
+
+ /* PD_PERI */
+ GATE(0, "aclk_peri_noc", "aclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 0, GFLAGS),
+ GATE(0, "aclk_gmac", "aclk_peri", 0, RK2928_CLKGATE_CON(11), 4, GFLAGS),
+
+ GATE(HCLK_SDMMC, "hclk_sdmmc", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 0, GFLAGS),
+ GATE(HCLK_SDIO, "hclk_sdio", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 1, GFLAGS),
+ GATE(HCLK_EMMC, "hclk_emmc", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 2, GFLAGS),
+ GATE(HCLK_NANDC, "hclk_nandc", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 3, GFLAGS),
+ GATE(0, "hclk_host0", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 6, GFLAGS),
+ GATE(0, "hclk_host0_arb", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 7, GFLAGS),
+ GATE(0, "hclk_host1", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 8, GFLAGS),
+ GATE(0, "hclk_host1_arb", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 9, GFLAGS),
+ GATE(0, "hclk_host2", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 10, GFLAGS),
+ GATE(0, "hclk_otg", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 12, GFLAGS),
+ GATE(0, "hclk_otg_pmu", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 13, GFLAGS),
+ GATE(0, "hclk_host2_arb", "hclk_peri", 0, RK2928_CLKGATE_CON(11), 14, GFLAGS),
+ GATE(0, "hclk_peri_noc", "hclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 1, GFLAGS),
+
+ GATE(0, "pclk_gmac", "pclk_peri", 0, RK2928_CLKGATE_CON(11), 5, GFLAGS),
+ GATE(0, "pclk_peri_noc", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 2, GFLAGS),
+
+ /* PD_GPU */
+ GATE(0, "aclk_gpu", "aclk_gpu_pre", 0, RK2928_CLKGATE_CON(13), 14, GFLAGS),
+ GATE(0, "aclk_gpu_noc", "aclk_gpu_pre", 0, RK2928_CLKGATE_CON(13), 15, GFLAGS),
+
+ /* PD_BUS */
+ GATE(0, "sclk_initmem_mbist", "aclk_cpu", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS),
+ GATE(0, "aclk_initmem", "aclk_cpu", 0, RK2928_CLKGATE_CON(8), 0, GFLAGS),
+ GATE(ACLK_DMAC, "aclk_dmac_bus", "aclk_cpu", 0, RK2928_CLKGATE_CON(8), 2, GFLAGS),
+ GATE(0, "aclk_bus_noc", "aclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 1, GFLAGS),
+
+ GATE(0, "hclk_rom", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 3, GFLAGS),
+ GATE(0, "hclk_i2s0_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 7, GFLAGS),
+ GATE(0, "hclk_i2s1_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 8, GFLAGS),
+ GATE(0, "hclk_i2s2_2ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 9, GFLAGS),
+ GATE(0, "hclk_spdif_8ch", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 10, GFLAGS),
+ GATE(0, "hclk_tsp", "hclk_cpu", 0, RK2928_CLKGATE_CON(10), 11, GFLAGS),
+ GATE(0, "hclk_crypto_mst", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 11, GFLAGS),
+ GATE(0, "hclk_crypto_slv", "hclk_cpu", 0, RK2928_CLKGATE_CON(8), 12, GFLAGS),
+
+ GATE(0, "pclk_ddrupctl", "pclk_ddr_pre", 0, RK2928_CLKGATE_CON(8), 4, GFLAGS),
+ GATE(0, "pclk_ddrmon", "pclk_ddr_pre", 0, RK2928_CLKGATE_CON(8), 6, GFLAGS),
+ GATE(0, "pclk_msch_noc", "pclk_ddr_pre", 0, RK2928_CLKGATE_CON(10), 2, GFLAGS),
+
+ GATE(0, "pclk_efuse_1024", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 13, GFLAGS),
+ GATE(0, "pclk_efuse_256", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 14, GFLAGS),
+ GATE(PCLK_I2C0, "pclk_i2c0", "pclk_cpu", 0, RK2928_CLKGATE_CON(8), 15, GFLAGS),
+ GATE(PCLK_I2C1, "pclk_i2c1", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 0, GFLAGS),
+ GATE(PCLK_I2C2, "pclk_i2c2", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 1, GFLAGS),
+ GATE(PCLK_I2C3, "pclk_i2c3", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 2, GFLAGS),
+ GATE(PCLK_TIMER, "pclk_timer0", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 4, GFLAGS),
+ GATE(0, "pclk_stimer", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 5, GFLAGS),
+ GATE(PCLK_SPI0, "pclk_spi0", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 6, GFLAGS),
+ GATE(PCLK_PWM, "pclk_rk_pwm", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 7, GFLAGS),
+ GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 8, GFLAGS),
+ GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 9, GFLAGS),
+ GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 10, GFLAGS),
+ GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 11, GFLAGS),
+ GATE(PCLK_UART0, "pclk_uart0", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 12, GFLAGS),
+ GATE(PCLK_UART1, "pclk_uart1", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 13, GFLAGS),
+ GATE(PCLK_UART2, "pclk_uart2", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 14, GFLAGS),
+ GATE(0, "pclk_tsadc", "pclk_cpu", 0, RK2928_CLKGATE_CON(9), 15, GFLAGS),
+ GATE(PCLK_GRF, "pclk_grf", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 0, GFLAGS),
+ GATE(0, "pclk_cru", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 1, GFLAGS),
+ GATE(0, "pclk_sgrf", "pclk_cpu", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(10), 2, GFLAGS),
+ GATE(0, "pclk_sim", "pclk_cpu", 0, RK2928_CLKGATE_CON(10), 3, GFLAGS),
+
+ GATE(0, "pclk_ddrphy", "pclk_phy_pre", 0, RK2928_CLKGATE_CON(10), 3, GFLAGS),
+ GATE(0, "pclk_acodecphy", "pclk_phy_pre", 0, RK2928_CLKGATE_CON(10), 5, GFLAGS),
+ GATE(0, "pclk_hdmiphy", "pclk_phy_pre", 0, RK2928_CLKGATE_CON(10), 7, GFLAGS),
+ GATE(0, "pclk_vdacphy", "pclk_phy_pre", 0, RK2928_CLKGATE_CON(10), 8, GFLAGS),
+ GATE(0, "pclk_phy_noc", "pclk_phy_pre", 0, RK2928_CLKGATE_CON(10), 9, GFLAGS),
+
+ GATE(0, "aclk_vpu", "aclk_vpu_pre", 0, RK2928_CLKGATE_CON(15), 0, GFLAGS),
+ GATE(0, "aclk_vpu_noc", "aclk_vpu_pre", 0, RK2928_CLKGATE_CON(15), 4, GFLAGS),
+ GATE(0, "aclk_rkvdec", "aclk_rkvdec_pre", 0, RK2928_CLKGATE_CON(15), 2, GFLAGS),
+ GATE(0, "aclk_rkvdec_noc", "aclk_rkvdec_pre", 0, RK2928_CLKGATE_CON(15), 6, GFLAGS),
+ GATE(0, "hclk_vpu", "hclk_vpu_pre", 0, RK2928_CLKGATE_CON(15), 1, GFLAGS),
+ GATE(0, "hclk_vpu_noc", "hclk_vpu_pre", 0, RK2928_CLKGATE_CON(15), 5, GFLAGS),
+ GATE(0, "hclk_rkvdec", "hclk_rkvdec_pre", 0, RK2928_CLKGATE_CON(15), 3, GFLAGS),
+ GATE(0, "hclk_rkvdec_noc", "hclk_rkvdec_pre", 0, RK2928_CLKGATE_CON(15), 7, GFLAGS),
+
+ /* PD_MMC */
+ MMC(SCLK_SDMMC_DRV, "sdmmc_drv", "sclk_sdmmc", RK3228_SDMMC_CON0, 1),
+ MMC(SCLK_SDMMC_SAMPLE, "sdmmc_sample", "sclk_sdmmc", RK3228_SDMMC_CON1, 1),
+
+ MMC(SCLK_SDIO_DRV, "sdio_drv", "sclk_sdio", RK3228_SDIO_CON0, 1),
+ MMC(SCLK_SDIO_SAMPLE, "sdio_sample", "sclk_sdio", RK3228_SDIO_CON1, 1),
+
+ MMC(SCLK_EMMC_DRV, "emmc_drv", "sclk_emmc", RK3228_EMMC_CON0, 1),
+ MMC(SCLK_EMMC_SAMPLE, "emmc_sample", "sclk_emmc", RK3228_EMMC_CON1, 1),
+};
+
+static const char *const rk3228_critical_clocks[] __initconst = {
+ "aclk_cpu",
+ "aclk_peri",
+ "hclk_peri",
+ "pclk_peri",
+};
+
+static void __init rk3228_clk_init(struct device_node *np)
+{
+ void __iomem *reg_base;
+ struct clk *clk;
+
+ reg_base = of_iomap(np, 0);
+ if (!reg_base) {
+ pr_err("%s: could not map cru region\n", __func__);
+ return;
+ }
+
+ rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
+
+ /* xin12m is created by an cru-internal divider */
+ clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock xin12m: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ clk = clk_register_fixed_factor(NULL, "ddrphy_pre", "ddrphy4x", 0, 1, 4);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock ddrphy_pre: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ clk = clk_register_fixed_factor(NULL, "hclk_vpu_pre",
+ "hclk_vpu_src", 0, 1, 4);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock hclk_vpu_pre: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ clk = clk_register_fixed_factor(NULL, "hclk_rkvdec_pre",
+ "hclk_rkvdec_src", 0, 1, 4);
+ if (IS_ERR(clk))
+ pr_warn("%s: could not register clock hclk_rkvdec_pre: %ld\n",
+ __func__, PTR_ERR(clk));
+
+ rockchip_clk_register_plls(rk3228_pll_clks,
+ ARRAY_SIZE(rk3228_pll_clks),
+ RK3228_GRF_SOC_STATUS0);
+ rockchip_clk_register_branches(rk3228_clk_branches,
+ ARRAY_SIZE(rk3228_clk_branches));
+ rockchip_clk_protect_critical(rk3228_critical_clocks,
+ ARRAY_SIZE(rk3228_critical_clocks));
+
+ rockchip_clk_register_armclk(ARMCLK, "armclk",
+ mux_armclk_p, ARRAY_SIZE(mux_armclk_p),
+ &rk3228_cpuclk_data, rk3228_cpuclk_rates,
+ ARRAY_SIZE(rk3228_cpuclk_rates));
+
+ rockchip_register_softrst(np, 9, reg_base + RK2928_SOFTRST_CON(0),
+ ROCKCHIP_SOFTRST_HIWORD_MASK);
+
+ rockchip_register_restart_notifier(RK3228_GLB_SRST_FST, NULL);
+}
+CLK_OF_DECLARE(rk3228_cru, "rockchip,rk3228-cru", rk3228_clk_init);
diff --git a/drivers/clk/rockchip/clk-rk3288.c b/drivers/clk/rockchip/clk-rk3288.c
index 9040878e3..984fc187d 100644
--- a/drivers/clk/rockchip/clk-rk3288.c
+++ b/drivers/clk/rockchip/clk-rk3288.c
@@ -225,6 +225,38 @@ static struct clk_div_table div_hclk_cpu_t[] = {
#define GFLAGS (CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE)
#define IFLAGS ROCKCHIP_INVERTER_HIWORD_MASK
+static struct rockchip_clk_branch rk3288_i2s_fracmux __initdata =
+ MUX(0, "i2s_pre", mux_i2s_pre_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(4), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3288_spdif_fracmux __initdata =
+ MUX(0, "spdif_mux", mux_spdif_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(5), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3288_spdif_8ch_fracmux __initdata =
+ MUX(0, "spdif_8ch_mux", mux_spdif_8ch_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(40), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3288_uart0_fracmux __initdata =
+ MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(13), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3288_uart1_fracmux __initdata =
+ MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(14), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3288_uart2_fracmux __initdata =
+ MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(15), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3288_uart3_fracmux __initdata =
+ MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(16), 8, 2, MFLAGS);
+
+static struct rockchip_clk_branch rk3288_uart4_fracmux __initdata =
+ MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT,
+ RK3288_CLKSEL_CON(3), 8, 2, MFLAGS);
+
static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
/*
* Clock-Architecture Diagram 1
@@ -295,7 +327,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
RK3288_CLKGATE_CON(0), 4, GFLAGS),
GATE(0, "c2c_host", "aclk_cpu_src", 0,
RK3288_CLKGATE_CON(13), 8, GFLAGS),
- COMPOSITE_NOMUX(0, "crypto", "aclk_cpu_pre", 0,
+ COMPOSITE_NOMUX(SCLK_CRYPTO, "crypto", "aclk_cpu_pre", 0,
RK3288_CLKSEL_CON(26), 6, 2, DFLAGS,
RK3288_CLKGATE_CON(5), 4, GFLAGS),
GATE(0, "aclk_bus_2pmu", "aclk_cpu_pre", CLK_IGNORE_UNUSED,
@@ -304,11 +336,10 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
COMPOSITE(0, "i2s_src", mux_pll_src_cpll_gpll_p, 0,
RK3288_CLKSEL_CON(4), 15, 1, MFLAGS, 0, 7, DFLAGS,
RK3288_CLKGATE_CON(4), 1, GFLAGS),
- COMPOSITE_FRAC(0, "i2s_frac", "i2s_src", CLK_SET_RATE_PARENT,
+ COMPOSITE_FRACMUX(0, "i2s_frac", "i2s_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(8), 0,
- RK3288_CLKGATE_CON(4), 2, GFLAGS),
- MUX(0, "i2s_pre", mux_i2s_pre_p, CLK_SET_RATE_PARENT,
- RK3288_CLKSEL_CON(4), 8, 2, MFLAGS),
+ RK3288_CLKGATE_CON(4), 2, GFLAGS,
+ &rk3288_i2s_fracmux),
COMPOSITE_NODIV(SCLK_I2S0_OUT, "i2s0_clkout", mux_i2s_clkout_p, 0,
RK3288_CLKSEL_CON(4), 12, 1, MFLAGS,
RK3288_CLKGATE_CON(4), 0, GFLAGS),
@@ -317,23 +348,23 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
MUX(0, "spdif_src", mux_pll_src_cpll_gpll_p, 0,
RK3288_CLKSEL_CON(5), 15, 1, MFLAGS),
- COMPOSITE_NOMUX(0, "spdif_pre", "spdif_src", 0,
+ COMPOSITE_NOMUX(0, "spdif_pre", "spdif_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(5), 0, 7, DFLAGS,
RK3288_CLKGATE_CON(4), 4, GFLAGS),
- COMPOSITE_FRAC(0, "spdif_frac", "spdif_src", 0,
+ COMPOSITE_FRACMUX(0, "spdif_frac", "spdif_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(9), 0,
- RK3288_CLKGATE_CON(4), 5, GFLAGS),
- COMPOSITE_NODIV(SCLK_SPDIF, "sclk_spdif", mux_spdif_p, 0,
- RK3288_CLKSEL_CON(5), 8, 2, MFLAGS,
+ RK3288_CLKGATE_CON(4), 5, GFLAGS,
+ &rk3288_spdif_fracmux),
+ GATE(SCLK_SPDIF, "sclk_spdif", "spdif_mux", CLK_SET_RATE_PARENT,
RK3288_CLKGATE_CON(4), 6, GFLAGS),
- COMPOSITE_NOMUX(0, "spdif_8ch_pre", "spdif_src", 0,
+ COMPOSITE_NOMUX(0, "spdif_8ch_pre", "spdif_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(40), 0, 7, DFLAGS,
RK3288_CLKGATE_CON(4), 7, GFLAGS),
- COMPOSITE_FRAC(0, "spdif_8ch_frac", "spdif_8ch_pre", 0,
+ COMPOSITE_FRACMUX(0, "spdif_8ch_frac", "spdif_8ch_pre", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(41), 0,
- RK3288_CLKGATE_CON(4), 8, GFLAGS),
- COMPOSITE_NODIV(SCLK_SPDIF8CH, "sclk_spdif_8ch", mux_spdif_8ch_p, 0,
- RK3288_CLKSEL_CON(40), 8, 2, MFLAGS,
+ RK3288_CLKGATE_CON(4), 8, GFLAGS,
+ &rk3288_spdif_8ch_fracmux),
+ GATE(SCLK_SPDIF8CH, "sclk_spdif_8ch", "spdif_8ch_mux", CLK_SET_RATE_PARENT,
RK3288_CLKGATE_CON(4), 9, GFLAGS),
GATE(0, "sclk_acc_efuse", "xin24m", 0,
@@ -536,45 +567,40 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
COMPOSITE(0, "uart0_src", mux_pll_src_cpll_gll_usb_npll_p, 0,
RK3288_CLKSEL_CON(13), 13, 2, MFLAGS, 0, 7, DFLAGS,
RK3288_CLKGATE_CON(1), 8, GFLAGS),
- COMPOSITE_FRAC(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
+ COMPOSITE_FRACMUX(0, "uart0_frac", "uart0_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(17), 0,
- RK3288_CLKGATE_CON(1), 9, GFLAGS),
- MUX(SCLK_UART0, "sclk_uart0", mux_uart0_p, CLK_SET_RATE_PARENT,
- RK3288_CLKSEL_CON(13), 8, 2, MFLAGS),
+ RK3288_CLKGATE_CON(1), 9, GFLAGS,
+ &rk3288_uart0_fracmux),
MUX(0, "uart_src", mux_pll_src_cpll_gpll_p, 0,
RK3288_CLKSEL_CON(13), 15, 1, MFLAGS),
COMPOSITE_NOMUX(0, "uart1_src", "uart_src", 0,
RK3288_CLKSEL_CON(14), 0, 7, DFLAGS,
RK3288_CLKGATE_CON(1), 10, GFLAGS),
- COMPOSITE_FRAC(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
+ COMPOSITE_FRACMUX(0, "uart1_frac", "uart1_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(18), 0,
- RK3288_CLKGATE_CON(1), 11, GFLAGS),
- MUX(SCLK_UART1, "sclk_uart1", mux_uart1_p, CLK_SET_RATE_PARENT,
- RK3288_CLKSEL_CON(14), 8, 2, MFLAGS),
+ RK3288_CLKGATE_CON(1), 11, GFLAGS,
+ &rk3288_uart1_fracmux),
COMPOSITE_NOMUX(0, "uart2_src", "uart_src", 0,
RK3288_CLKSEL_CON(15), 0, 7, DFLAGS,
RK3288_CLKGATE_CON(1), 12, GFLAGS),
- COMPOSITE_FRAC(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT,
+ COMPOSITE_FRACMUX(0, "uart2_frac", "uart2_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(19), 0,
- RK3288_CLKGATE_CON(1), 13, GFLAGS),
- MUX(SCLK_UART2, "sclk_uart2", mux_uart2_p, CLK_SET_RATE_PARENT,
- RK3288_CLKSEL_CON(15), 8, 2, MFLAGS),
+ RK3288_CLKGATE_CON(1), 13, GFLAGS,
+ &rk3288_uart2_fracmux),
COMPOSITE_NOMUX(0, "uart3_src", "uart_src", 0,
RK3288_CLKSEL_CON(16), 0, 7, DFLAGS,
RK3288_CLKGATE_CON(1), 14, GFLAGS),
- COMPOSITE_FRAC(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT,
+ COMPOSITE_FRACMUX(0, "uart3_frac", "uart3_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(20), 0,
- RK3288_CLKGATE_CON(1), 15, GFLAGS),
- MUX(SCLK_UART3, "sclk_uart3", mux_uart3_p, CLK_SET_RATE_PARENT,
- RK3288_CLKSEL_CON(16), 8, 2, MFLAGS),
+ RK3288_CLKGATE_CON(1), 15, GFLAGS,
+ &rk3288_uart3_fracmux),
COMPOSITE_NOMUX(0, "uart4_src", "uart_src", 0,
RK3288_CLKSEL_CON(3), 0, 7, DFLAGS,
RK3288_CLKGATE_CON(2), 12, GFLAGS),
- COMPOSITE_FRAC(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT,
+ COMPOSITE_FRACMUX(0, "uart4_frac", "uart4_src", CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(7), 0,
- RK3288_CLKGATE_CON(2), 13, GFLAGS),
- MUX(SCLK_UART4, "sclk_uart4", mux_uart4_p, CLK_SET_RATE_PARENT,
- RK3288_CLKSEL_CON(3), 8, 2, MFLAGS),
+ RK3288_CLKGATE_CON(2), 13, GFLAGS,
+ &rk3288_uart4_fracmux),
COMPOSITE(0, "mac_pll_src", mux_pll_src_npll_cpll_gpll_p, 0,
RK3288_CLKSEL_CON(21), 0, 2, MFLAGS, 8, 5, DFLAGS,
@@ -644,10 +670,10 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
GATE(PCLK_PUBL0, "pclk_publ0", "pclk_cpu", 0, RK3288_CLKGATE_CON(10), 15, GFLAGS),
GATE(PCLK_DDRUPCTL1, "pclk_ddrupctl1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 0, GFLAGS),
GATE(PCLK_PUBL1, "pclk_publ1", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 1, GFLAGS),
- GATE(0, "pclk_efuse_1024", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 2, GFLAGS),
+ GATE(PCLK_EFUSE1024, "pclk_efuse_1024", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 2, GFLAGS),
GATE(PCLK_TZPC, "pclk_tzpc", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 3, GFLAGS),
GATE(PCLK_UART2, "pclk_uart2", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 9, GFLAGS),
- GATE(0, "pclk_efuse_256", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 10, GFLAGS),
+ GATE(PCLK_EFUSE256, "pclk_efuse_256", "pclk_cpu", 0, RK3288_CLKGATE_CON(11), 10, GFLAGS),
GATE(PCLK_RKPWM, "pclk_rkpwm", "pclk_cpu", CLK_IGNORE_UNUSED, RK3288_CLKGATE_CON(11), 11, GFLAGS),
/* ddrctrl [DDR Controller PHY clock] gates */
@@ -709,7 +735,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
GATE(SCLK_LCDC_PWM1, "sclk_lcdc_pwm1", "xin24m", 0, RK3288_CLKGATE_CON(13), 11, GFLAGS),
GATE(SCLK_PVTM_CORE, "sclk_pvtm_core", "xin24m", 0, RK3288_CLKGATE_CON(5), 9, GFLAGS),
GATE(SCLK_PVTM_GPU, "sclk_pvtm_gpu", "xin24m", 0, RK3288_CLKGATE_CON(5), 10, GFLAGS),
- GATE(0, "sclk_mipidsi_24m", "xin24m", 0, RK3288_CLKGATE_CON(5), 15, GFLAGS),
+ GATE(SCLK_MIPIDSI_24M, "sclk_mipidsi_24m", "xin24m", 0, RK3288_CLKGATE_CON(5), 15, GFLAGS),
/* sclk_gpu gates */
GATE(ACLK_GPU, "aclk_gpu", "sclk_gpu", 0, RK3288_CLKGATE_CON(18), 0, GFLAGS),
@@ -783,10 +809,10 @@ static const char *const rk3288_critical_clocks[] __initconst = {
"pclk_pd_pmu",
};
-#ifdef CONFIG_PM_SLEEP
static void __iomem *rk3288_cru_base;
-/* Some CRU registers will be reset in maskrom when the system
+/*
+ * Some CRU registers will be reset in maskrom when the system
* wakes up from fastboot.
* So save them before suspend, restore them after resume.
*/
@@ -840,33 +866,27 @@ static void rk3288_clk_resume(void)
}
}
+static void rk3288_clk_shutdown(void)
+{
+ writel_relaxed(0xf3030000, rk3288_cru_base + RK3288_MODE_CON);
+}
+
static struct syscore_ops rk3288_clk_syscore_ops = {
.suspend = rk3288_clk_suspend,
.resume = rk3288_clk_resume,
};
-static void rk3288_clk_sleep_init(void __iomem *reg_base)
-{
- rk3288_cru_base = reg_base;
- register_syscore_ops(&rk3288_clk_syscore_ops);
-}
-
-#else /* CONFIG_PM_SLEEP */
-static void rk3288_clk_sleep_init(void __iomem *reg_base) {}
-#endif
-
static void __init rk3288_clk_init(struct device_node *np)
{
- void __iomem *reg_base;
struct clk *clk;
- reg_base = of_iomap(np, 0);
- if (!reg_base) {
+ rk3288_cru_base = of_iomap(np, 0);
+ if (!rk3288_cru_base) {
pr_err("%s: could not map cru region\n", __func__);
return;
}
- rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
+ rockchip_clk_init(np, rk3288_cru_base, CLK_NR_CLKS);
/* xin12m is created by an cru-internal divider */
clk = clk_register_fixed_factor(NULL, "xin12m", "xin24m", 0, 1, 2);
@@ -907,10 +927,12 @@ static void __init rk3288_clk_init(struct device_node *np)
&rk3288_cpuclk_data, rk3288_cpuclk_rates,
ARRAY_SIZE(rk3288_cpuclk_rates));
- rockchip_register_softrst(np, 12, reg_base + RK3288_SOFTRST_CON(0),
+ rockchip_register_softrst(np, 12,
+ rk3288_cru_base + RK3288_SOFTRST_CON(0),
ROCKCHIP_SOFTRST_HIWORD_MASK);
- rockchip_register_restart_notifier(RK3288_GLB_SRST_FST);
- rk3288_clk_sleep_init(reg_base);
+ rockchip_register_restart_notifier(RK3288_GLB_SRST_FST,
+ rk3288_clk_shutdown);
+ register_syscore_ops(&rk3288_clk_syscore_ops);
}
CLK_OF_DECLARE(rk3288_cru, "rockchip,rk3288-cru", rk3288_clk_init);
diff --git a/drivers/clk/rockchip/clk-rk3368.c b/drivers/clk/rockchip/clk-rk3368.c
index 7e6b783e6..21f3ea909 100644
--- a/drivers/clk/rockchip/clk-rk3368.c
+++ b/drivers/clk/rockchip/clk-rk3368.c
@@ -184,13 +184,13 @@ static const struct rockchip_cpuclk_reg_data rk3368_cpuclkl_data = {
#define RK3368_CLKSEL0(_offs, _aclkm) \
{ \
- .reg = RK3288_CLKSEL_CON(0 + _offs), \
+ .reg = RK3368_CLKSEL_CON(0 + _offs), \
.val = HIWORD_UPDATE(_aclkm, RK3368_DIV_ACLKM_MASK, \
RK3368_DIV_ACLKM_SHIFT), \
}
#define RK3368_CLKSEL1(_offs, _atclk, _pdbg) \
{ \
- .reg = RK3288_CLKSEL_CON(1 + _offs), \
+ .reg = RK3368_CLKSEL_CON(1 + _offs), \
.val = HIWORD_UPDATE(_atclk, RK3368_DIV_ATCLK_MASK, \
RK3368_DIV_ATCLK_SHIFT) | \
HIWORD_UPDATE(_pdbg, RK3368_DIV_PCLK_DBG_MASK, \
@@ -780,13 +780,13 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
GATE(PCLK_TSADC, "pclk_tsadc", "pclk_peri", 0, RK3368_CLKGATE_CON(20), 0, GFLAGS),
/* pclk_pd_alive gates */
- GATE(PCLK_TIMER1, "pclk_timer1", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(14), 8, GFLAGS),
- GATE(PCLK_TIMER0, "pclk_timer0", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(14), 7, GFLAGS),
- GATE(0, "pclk_alive_niu", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(14), 12, GFLAGS),
- GATE(PCLK_GRF, "pclk_grf", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(14), 11, GFLAGS),
- GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(14), 3, GFLAGS),
- GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(14), 2, GFLAGS),
- GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(14), 1, GFLAGS),
+ GATE(PCLK_TIMER1, "pclk_timer1", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 13, GFLAGS),
+ GATE(PCLK_TIMER0, "pclk_timer0", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 12, GFLAGS),
+ GATE(0, "pclk_alive_niu", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(22), 9, GFLAGS),
+ GATE(PCLK_GRF, "pclk_grf", "pclk_pd_alive", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(22), 8, GFLAGS),
+ GATE(PCLK_GPIO3, "pclk_gpio3", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 3, GFLAGS),
+ GATE(PCLK_GPIO2, "pclk_gpio2", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 2, GFLAGS),
+ GATE(PCLK_GPIO1, "pclk_gpio1", "pclk_pd_alive", 0, RK3368_CLKGATE_CON(22), 1, GFLAGS),
/*
* pclk_vio gates
@@ -796,12 +796,12 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
GATE(0, "pclk_dphytx", "hclk_vio", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(14), 8, GFLAGS),
/* pclk_pd_pmu gates */
- GATE(PCLK_PMUGRF, "pclk_pmugrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(17), 0, GFLAGS),
- GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pd_pmu", 0, RK3368_CLKGATE_CON(17), 4, GFLAGS),
- GATE(PCLK_SGRF, "pclk_sgrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(17), 3, GFLAGS),
- GATE(0, "pclk_pmu_noc", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(17), 2, GFLAGS),
- GATE(0, "pclk_intmem1", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(17), 1, GFLAGS),
- GATE(PCLK_PMU, "pclk_pmu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(17), 2, GFLAGS),
+ GATE(PCLK_PMUGRF, "pclk_pmugrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 5, GFLAGS),
+ GATE(PCLK_GPIO0, "pclk_gpio0", "pclk_pd_pmu", 0, RK3368_CLKGATE_CON(23), 4, GFLAGS),
+ GATE(PCLK_SGRF, "pclk_sgrf", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 3, GFLAGS),
+ GATE(0, "pclk_pmu_noc", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 2, GFLAGS),
+ GATE(0, "pclk_intmem1", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 1, GFLAGS),
+ GATE(PCLK_PMU, "pclk_pmu", "pclk_pd_pmu", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(23), 0, GFLAGS),
/* timer gates */
GATE(0, "sclk_timer15", "xin24m", CLK_IGNORE_UNUSED, RK3368_CLKGATE_CON(24), 11, GFLAGS),
@@ -819,6 +819,13 @@ static struct rockchip_clk_branch rk3368_clk_branches[] __initdata = {
};
static const char *const rk3368_critical_clocks[] __initconst = {
+ "aclk_bus",
+ "aclk_peri",
+ /*
+ * pwm1 supplies vdd_logic on a lot of boards, is currently unhandled
+ * but needs to stay enabled there (including its parents) at all times.
+ */
+ "pclk_pwm1",
"pclk_pd_pmu",
};
@@ -882,6 +889,6 @@ static void __init rk3368_clk_init(struct device_node *np)
rockchip_register_softrst(np, 15, reg_base + RK3368_SOFTRST_CON(0),
ROCKCHIP_SOFTRST_HIWORD_MASK);
- rockchip_register_restart_notifier(RK3368_GLB_SRST_FST);
+ rockchip_register_restart_notifier(RK3368_GLB_SRST_FST, NULL);
}
CLK_OF_DECLARE(rk3368_cru, "rockchip,rk3368-cru", rk3368_clk_init);
diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
index be6c7fd83..d9a0b5d4d 100644
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -102,22 +102,82 @@ static struct clk *rockchip_clk_register_branch(const char *name,
return clk;
}
+struct rockchip_clk_frac {
+ struct notifier_block clk_nb;
+ struct clk_fractional_divider div;
+ struct clk_gate gate;
+
+ struct clk_mux mux;
+ const struct clk_ops *mux_ops;
+ int mux_frac_idx;
+
+ bool rate_change_remuxed;
+ int rate_change_idx;
+};
+
+#define to_rockchip_clk_frac_nb(nb) \
+ container_of(nb, struct rockchip_clk_frac, clk_nb)
+
+static int rockchip_clk_frac_notifier_cb(struct notifier_block *nb,
+ unsigned long event, void *data)
+{
+ struct clk_notifier_data *ndata = data;
+ struct rockchip_clk_frac *frac = to_rockchip_clk_frac_nb(nb);
+ struct clk_mux *frac_mux = &frac->mux;
+ int ret = 0;
+
+ pr_debug("%s: event %lu, old_rate %lu, new_rate: %lu\n",
+ __func__, event, ndata->old_rate, ndata->new_rate);
+ if (event == PRE_RATE_CHANGE) {
+ frac->rate_change_idx = frac->mux_ops->get_parent(&frac_mux->hw);
+ if (frac->rate_change_idx != frac->mux_frac_idx) {
+ frac->mux_ops->set_parent(&frac_mux->hw, frac->mux_frac_idx);
+ frac->rate_change_remuxed = 1;
+ }
+ } else if (event == POST_RATE_CHANGE) {
+ /*
+ * The POST_RATE_CHANGE notifier runs directly after the
+ * divider clock is set in clk_change_rate, so we'll have
+ * remuxed back to the original parent before clk_change_rate
+ * reaches the mux itself.
+ */
+ if (frac->rate_change_remuxed) {
+ frac->mux_ops->set_parent(&frac_mux->hw, frac->rate_change_idx);
+ frac->rate_change_remuxed = 0;
+ }
+ }
+
+ return notifier_from_errno(ret);
+}
+
static struct clk *rockchip_clk_register_frac_branch(const char *name,
const char *const *parent_names, u8 num_parents,
void __iomem *base, int muxdiv_offset, u8 div_flags,
int gate_offset, u8 gate_shift, u8 gate_flags,
- unsigned long flags, spinlock_t *lock)
+ unsigned long flags, struct rockchip_clk_branch *child,
+ spinlock_t *lock)
{
+ struct rockchip_clk_frac *frac;
struct clk *clk;
struct clk_gate *gate = NULL;
struct clk_fractional_divider *div = NULL;
const struct clk_ops *div_ops = NULL, *gate_ops = NULL;
- if (gate_offset >= 0) {
- gate = kzalloc(sizeof(*gate), GFP_KERNEL);
- if (!gate)
- return ERR_PTR(-ENOMEM);
+ if (muxdiv_offset < 0)
+ return ERR_PTR(-EINVAL);
+
+ if (child && child->branch_type != branch_mux) {
+ pr_err("%s: fractional child clock for %s can only be a mux\n",
+ __func__, name);
+ return ERR_PTR(-EINVAL);
+ }
+ frac = kzalloc(sizeof(*frac), GFP_KERNEL);
+ if (!frac)
+ return ERR_PTR(-ENOMEM);
+
+ if (gate_offset >= 0) {
+ gate = &frac->gate;
gate->flags = gate_flags;
gate->reg = base + gate_offset;
gate->bit_idx = gate_shift;
@@ -125,13 +185,7 @@ static struct clk *rockchip_clk_register_frac_branch(const char *name,
gate_ops = &clk_gate_ops;
}
- if (muxdiv_offset < 0)
- return ERR_PTR(-EINVAL);
-
- div = kzalloc(sizeof(*div), GFP_KERNEL);
- if (!div)
- return ERR_PTR(-ENOMEM);
-
+ div = &frac->div;
div->flags = div_flags;
div->reg = base + muxdiv_offset;
div->mshift = 16;
@@ -147,7 +201,61 @@ static struct clk *rockchip_clk_register_frac_branch(const char *name,
NULL, NULL,
&div->hw, div_ops,
gate ? &gate->hw : NULL, gate_ops,
- flags);
+ flags | CLK_SET_RATE_UNGATE);
+ if (IS_ERR(clk)) {
+ kfree(frac);
+ return clk;
+ }
+
+ if (child) {
+ struct clk_mux *frac_mux = &frac->mux;
+ struct clk_init_data init;
+ struct clk *mux_clk;
+ int i, ret;
+
+ frac->mux_frac_idx = -1;
+ for (i = 0; i < child->num_parents; i++) {
+ if (!strcmp(name, child->parent_names[i])) {
+ pr_debug("%s: found fractional parent in mux at pos %d\n",
+ __func__, i);
+ frac->mux_frac_idx = i;
+ break;
+ }
+ }
+
+ frac->mux_ops = &clk_mux_ops;
+ frac->clk_nb.notifier_call = rockchip_clk_frac_notifier_cb;
+
+ frac_mux->reg = base + child->muxdiv_offset;
+ frac_mux->shift = child->mux_shift;
+ frac_mux->mask = BIT(child->mux_width) - 1;
+ frac_mux->flags = child->mux_flags;
+ frac_mux->lock = lock;
+ frac_mux->hw.init = &init;
+
+ init.name = child->name;
+ init.flags = child->flags | CLK_SET_RATE_PARENT;
+ init.ops = frac->mux_ops;
+ init.parent_names = child->parent_names;
+ init.num_parents = child->num_parents;
+
+ mux_clk = clk_register(NULL, &frac_mux->hw);
+ if (IS_ERR(mux_clk))
+ return clk;
+
+ rockchip_clk_add_lookup(mux_clk, child->id);
+
+ /* notifier on the fraction divider to catch rate changes */
+ if (frac->mux_frac_idx >= 0) {
+ ret = clk_notifier_register(clk, &frac->clk_nb);
+ if (ret)
+ pr_err("%s: failed to register clock notifier for %s\n",
+ __func__, name);
+ } else {
+ pr_warn("%s: could not find %s as parent of %s, rate changes may not work\n",
+ __func__, name, child->name);
+ }
+ }
return clk;
}
@@ -251,7 +359,8 @@ void __init rockchip_clk_register_branches(
list->parent_names, list->num_parents,
reg_base, list->muxdiv_offset, list->div_flags,
list->gate_offset, list->gate_shift,
- list->gate_flags, flags, &clk_lock);
+ list->gate_flags, flags, list->child,
+ &clk_lock);
break;
case branch_gate:
flags |= CLK_SET_RATE_PARENT;
@@ -341,9 +450,13 @@ void __init rockchip_clk_protect_critical(const char *const clocks[],
}
static unsigned int reg_restart;
+static void (*cb_restart)(void);
static int rockchip_restart_notify(struct notifier_block *this,
unsigned long mode, void *cmd)
{
+ if (cb_restart)
+ cb_restart();
+
writel(0xfdb9, reg_base + reg_restart);
return NOTIFY_DONE;
}
@@ -353,11 +466,12 @@ static struct notifier_block rockchip_restart_handler = {
.priority = 128,
};
-void __init rockchip_register_restart_notifier(unsigned int reg)
+void __init rockchip_register_restart_notifier(unsigned int reg, void (*cb)(void))
{
int ret;
reg_restart = reg;
+ cb_restart = cb;
ret = register_restart_handler(&rockchip_restart_handler);
if (ret)
pr_err("%s: cannot register restart handler, %d\n",
diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h
index dc8ecb267..ff8bd23a9 100644
--- a/drivers/clk/rockchip/clk.h
+++ b/drivers/clk/rockchip/clk.h
@@ -2,6 +2,9 @@
* Copyright (c) 2014 MundoReader S.L.
* Author: Heiko Stuebner <heiko@sntech.de>
*
+ * Copyright (c) 2015 Rockchip Electronics Co. Ltd.
+ * Author: Xing Zheng <zhengxing@rock-chips.com>
+ *
* based on
*
* samsung/clk.h
@@ -30,7 +33,7 @@ struct clk;
#define HIWORD_UPDATE(val, mask, shift) \
((val) << (shift) | (mask) << ((shift) + 16))
-/* register positions shared by RK2928, RK3066 and RK3188 */
+/* register positions shared by RK2928, RK3036, RK3066, RK3188 and RK3228 */
#define RK2928_PLL_CON(x) ((x) * 0x4)
#define RK2928_MODE_CON 0x40
#define RK2928_CLKSEL_CON(x) ((x) * 0x4 + 0x44)
@@ -40,6 +43,22 @@ struct clk;
#define RK2928_SOFTRST_CON(x) ((x) * 0x4 + 0x110)
#define RK2928_MISC_CON 0x134
+#define RK3036_SDMMC_CON0 0x144
+#define RK3036_SDMMC_CON1 0x148
+#define RK3036_SDIO_CON0 0x14c
+#define RK3036_SDIO_CON1 0x150
+#define RK3036_EMMC_CON0 0x154
+#define RK3036_EMMC_CON1 0x158
+
+#define RK3228_GLB_SRST_FST 0x1f0
+#define RK3228_GLB_SRST_SND 0x1f4
+#define RK3228_SDMMC_CON0 0x1c0
+#define RK3228_SDMMC_CON1 0x1c4
+#define RK3228_SDIO_CON0 0x1c8
+#define RK3228_SDIO_CON1 0x1cc
+#define RK3228_EMMC_CON0 0x1d8
+#define RK3228_EMMC_CON1 0x1dc
+
#define RK3288_PLL_CON(x) RK2928_PLL_CON(x)
#define RK3288_MODE_CON 0x50
#define RK3288_CLKSEL_CON(x) ((x) * 0x4 + 0x60)
@@ -74,9 +93,22 @@ struct clk;
#define RK3368_EMMC_CON1 0x41c
enum rockchip_pll_type {
+ pll_rk3036,
pll_rk3066,
};
+#define RK3036_PLL_RATE(_rate, _refdiv, _fbdiv, _postdiv1, \
+ _postdiv2, _dsmpd, _frac) \
+{ \
+ .rate = _rate##U, \
+ .fbdiv = _fbdiv, \
+ .postdiv1 = _postdiv1, \
+ .refdiv = _refdiv, \
+ .postdiv2 = _postdiv2, \
+ .dsmpd = _dsmpd, \
+ .frac = _frac, \
+}
+
#define RK3066_PLL_RATE(_rate, _nr, _nf, _no) \
{ \
.rate = _rate##U, \
@@ -101,6 +133,13 @@ struct rockchip_pll_rate_table {
unsigned int nf;
unsigned int no;
unsigned int nb;
+ /* for RK3036 */
+ unsigned int fbdiv;
+ unsigned int postdiv1;
+ unsigned int refdiv;
+ unsigned int postdiv2;
+ unsigned int dsmpd;
+ unsigned int frac;
};
/**
@@ -235,6 +274,7 @@ struct rockchip_clk_branch {
int gate_offset;
u8 gate_shift;
u8 gate_flags;
+ struct rockchip_clk_branch *child;
};
#define COMPOSITE(_id, cname, pnames, f, mo, ms, mw, mf, ds, dw,\
@@ -369,6 +409,24 @@ struct rockchip_clk_branch {
.gate_flags = gf, \
}
+#define COMPOSITE_FRACMUX(_id, cname, pname, f, mo, df, go, gs, gf, ch) \
+ { \
+ .id = _id, \
+ .branch_type = branch_fraction_divider, \
+ .name = cname, \
+ .parent_names = (const char *[]){ pname }, \
+ .num_parents = 1, \
+ .flags = f, \
+ .muxdiv_offset = mo, \
+ .div_shift = 16, \
+ .div_width = 16, \
+ .div_flags = df, \
+ .gate_offset = go, \
+ .gate_shift = gs, \
+ .gate_flags = gf, \
+ .child = ch, \
+ }
+
#define MUX(_id, cname, pnames, f, o, s, w, mf) \
{ \
.id = _id, \
@@ -464,7 +522,7 @@ void rockchip_clk_register_armclk(unsigned int lookup_id, const char *name,
const struct rockchip_cpuclk_rate_table *rates,
int nrates);
void rockchip_clk_protect_critical(const char *const clocks[], int nclocks);
-void rockchip_register_restart_notifier(unsigned int reg);
+void rockchip_register_restart_notifier(unsigned int reg, void (*cb)(void));
#define ROCKCHIP_SOFTRST_HIWORD_MASK BIT(0)