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path: root/drivers/pinctrl/berlin
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-rw-r--r--drivers/pinctrl/berlin/Kconfig20
-rw-r--r--drivers/pinctrl/berlin/Makefile4
-rw-r--r--drivers/pinctrl/berlin/berlin-bg2.c273
-rw-r--r--drivers/pinctrl/berlin/berlin-bg2cd.c216
-rw-r--r--drivers/pinctrl/berlin/berlin-bg2q.c435
-rw-r--r--drivers/pinctrl/berlin/berlin.c329
-rw-r--r--drivers/pinctrl/berlin/berlin.h61
7 files changed, 1338 insertions, 0 deletions
diff --git a/drivers/pinctrl/berlin/Kconfig b/drivers/pinctrl/berlin/Kconfig
new file mode 100644
index 000000000..b18322bc7
--- /dev/null
+++ b/drivers/pinctrl/berlin/Kconfig
@@ -0,0 +1,20 @@
+if ARCH_BERLIN
+
+config PINCTRL_BERLIN
+ bool
+ select PINMUX
+ select REGMAP_MMIO
+
+config PINCTRL_BERLIN_BG2
+ bool
+ select PINCTRL_BERLIN
+
+config PINCTRL_BERLIN_BG2CD
+ bool
+ select PINCTRL_BERLIN
+
+config PINCTRL_BERLIN_BG2Q
+ bool
+ select PINCTRL_BERLIN
+
+endif
diff --git a/drivers/pinctrl/berlin/Makefile b/drivers/pinctrl/berlin/Makefile
new file mode 100644
index 000000000..deb0c6baf
--- /dev/null
+++ b/drivers/pinctrl/berlin/Makefile
@@ -0,0 +1,4 @@
+obj-$(CONFIG_PINCTRL_BERLIN) += berlin.o
+obj-$(CONFIG_PINCTRL_BERLIN_BG2) += berlin-bg2.o
+obj-$(CONFIG_PINCTRL_BERLIN_BG2CD) += berlin-bg2cd.o
+obj-$(CONFIG_PINCTRL_BERLIN_BG2Q) += berlin-bg2q.o
diff --git a/drivers/pinctrl/berlin/berlin-bg2.c b/drivers/pinctrl/berlin/berlin-bg2.c
new file mode 100644
index 000000000..b71a6fffe
--- /dev/null
+++ b/drivers/pinctrl/berlin/berlin-bg2.c
@@ -0,0 +1,273 @@
+/*
+ * Marvell Berlin BG2 pinctrl driver.
+ *
+ * Copyright (C) 2014 Marvell Technology Group Ltd.
+ *
+ * Antoine Ténart <antoine.tenart@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "berlin.h"
+
+static const struct berlin_desc_group berlin2_soc_pinctrl_groups[] = {
+ /* G */
+ BERLIN_PINCTRL_GROUP("G0", 0x00, 0x1, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G1", 0x00, 0x2, 0x01,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "usb1")),
+ BERLIN_PINCTRL_GROUP("G2", 0x00, 0x2, 0x02,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s0")),
+ BERLIN_PINCTRL_GROUP("G3", 0x00, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s1")),
+ BERLIN_PINCTRL_GROUP("G4", 0x00, 0x2, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "pwm")),
+ BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x08,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ /*
+ * Mode 0x3 mux i2s2 mclk *and* i2s3 mclk:
+ * add two functions so it can be used with other groups
+ * within the same subnode in the device tree
+ */
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s3")),
+ BERLIN_PINCTRL_GROUP("G6", 0x00, 0x2, 0x0b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et")),
+ BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x0d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "vdac")),
+ BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x10,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sata_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x13,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sata_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x16,
+ BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "twsi0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "ptp")),
+ BERLIN_PINCTRL_GROUP("G11", 0x00, 0x2, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "soc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "eddc")),
+ BERLIN_PINCTRL_GROUP("G12", 0x00, 0x3, 0x1a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "sts2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sata"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "sd1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sata"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "sd1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x03,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G15", 0x04, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "et"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "osco")),
+ BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp")),
+ BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp")),
+ BERLIN_PINCTRL_GROUP("G18", 0x04, 0x1, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "pll"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s0")),
+ BERLIN_PINCTRL_GROUP("G19", 0x04, 0x1, 0x0d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "pwm")),
+ BERLIN_PINCTRL_GROUP("G20", 0x04, 0x1, 0x0e,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spdif"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "arc")),
+ BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "adac_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pdm_a"), /* gpio17..19,pdm */
+ BERLIN_PINCTRL_FUNCTION(0x7, "pdm_b")), /* gpio12..14,pdm */
+ BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm")),
+ BERLIN_PINCTRL_GROUP("G23", 0x04, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION(0x0, "vclki"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "pdm")),
+ BERLIN_PINCTRL_GROUP("G24", 0x04, 0x2, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s1")),
+ BERLIN_PINCTRL_GROUP("G25", 0x04, 0x2, 0x1a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "i2s2")),
+ BERLIN_PINCTRL_GROUP("G26", 0x04, 0x1, 0x1c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "emmc")),
+ BERLIN_PINCTRL_GROUP("G27", 0x04, 0x1, 0x1d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "nand")),
+ BERLIN_PINCTRL_GROUP("G28", 0x04, 0x2, 0x1e,
+ BERLIN_PINCTRL_FUNCTION(0x0, "dvo"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "sp")),
+};
+
+static const struct berlin_desc_group berlin2_sysmgr_pinctrl_groups[] = {
+ /* GSM */
+ BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
+ BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
+ BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "twsi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2")),
+ BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "uart0"), /* CTS/RTS */
+ BERLIN_PINCTRL_FUNCTION(0x2, "uart2"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi2")),
+ BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
+ BERLIN_PINCTRL_FUNCTION(0x0, "uart0"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x1, "irda0")),
+ BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "uart1"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x2, "irda1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi3")),
+ BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "clki")),
+ BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+ BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+ BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+};
+
+static const struct berlin_pinctrl_desc berlin2_soc_pinctrl_data = {
+ .groups = berlin2_soc_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2_soc_pinctrl_groups),
+};
+
+static const struct berlin_pinctrl_desc berlin2_sysmgr_pinctrl_data = {
+ .groups = berlin2_sysmgr_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2_sysmgr_pinctrl_groups),
+};
+
+static const struct of_device_id berlin2_pinctrl_match[] = {
+ {
+ .compatible = "marvell,berlin2-chip-ctrl",
+ .data = &berlin2_soc_pinctrl_data
+ },
+ {
+ .compatible = "marvell,berlin2-system-ctrl",
+ .data = &berlin2_sysmgr_pinctrl_data
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, berlin2_pinctrl_match);
+
+static int berlin2_pinctrl_probe(struct platform_device *pdev)
+{
+ const struct of_device_id *match =
+ of_match_device(berlin2_pinctrl_match, &pdev->dev);
+ struct regmap_config *rmconfig;
+ struct regmap *regmap;
+ struct resource *res;
+ void __iomem *base;
+
+ rmconfig = devm_kzalloc(&pdev->dev, sizeof(*rmconfig), GFP_KERNEL);
+ if (!rmconfig)
+ return -ENOMEM;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ rmconfig->reg_bits = 32,
+ rmconfig->val_bits = 32,
+ rmconfig->reg_stride = 4,
+ rmconfig->max_register = resource_size(res);
+
+ regmap = devm_regmap_init_mmio(&pdev->dev, base, rmconfig);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
+ return berlin_pinctrl_probe(pdev, match->data);
+}
+
+static struct platform_driver berlin2_pinctrl_driver = {
+ .probe = berlin2_pinctrl_probe,
+ .driver = {
+ .name = "berlin-bg2-pinctrl",
+ .of_match_table = berlin2_pinctrl_match,
+ },
+};
+module_platform_driver(berlin2_pinctrl_driver);
+
+MODULE_AUTHOR("Antoine Ténart <antoine.tenart@free-electrons.com>");
+MODULE_DESCRIPTION("Marvell Berlin BG2 pinctrl driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pinctrl/berlin/berlin-bg2cd.c b/drivers/pinctrl/berlin/berlin-bg2cd.c
new file mode 100644
index 000000000..19ac5a22c
--- /dev/null
+++ b/drivers/pinctrl/berlin/berlin-bg2cd.c
@@ -0,0 +1,216 @@
+/*
+ * Marvell Berlin BG2CD pinctrl driver.
+ *
+ * Copyright (C) 2014 Marvell Technology Group Ltd.
+ *
+ * Antoine Ténart <antoine.tenart@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "berlin.h"
+
+static const struct berlin_desc_group berlin2cd_soc_pinctrl_groups[] = {
+ /* G */
+ BERLIN_PINCTRL_GROUP("G0", 0x00, 0x1, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "led"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "pwm")),
+ BERLIN_PINCTRL_GROUP("G1", 0x00, 0x2, 0x01,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G2", 0x00, 0x2, 0x02,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fe"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G3", 0x00, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "twsi2"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "fe"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G4", 0x00, 0x2, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "pll"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G5", 0x00, 0x3, 0x08,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "twsi3"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "arc"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G6", 0x00, 0x2, 0x0b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "uart0"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G7", 0x00, 0x3, 0x0d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "eddc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G8", 0x00, 0x3, 0x10,
+ BERLIN_PINCTRL_FUNCTION(0x0, "ss0"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G9", 0x00, 0x3, 0x13,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "twsi0")),
+ BERLIN_PINCTRL_GROUP("G10", 0x00, 0x2, 0x16,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G11", 0x00, 0x2, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G12", 0x00, 0x3, 0x1a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "usb1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G13", 0x04, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G14", 0x04, 0x1, 0x03,
+ BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G15", 0x04, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G16", 0x04, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G17", 0x04, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G18", 0x04, 0x1, 0x0c,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G19", 0x04, 0x1, 0x0d,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G20", 0x04, 0x1, 0x0e,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G21", 0x04, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G22", 0x04, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G23", 0x04, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G24", 0x04, 0x2, 0x18,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G25", 0x04, 0x2, 0x1a,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G26", 0x04, 0x1, 0x1c,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G27", 0x04, 0x1, 0x1d,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("G28", 0x04, 0x2, 0x1e,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+};
+
+static const struct berlin_desc_group berlin2cd_sysmgr_pinctrl_groups[] = {
+ /* GSM */
+ BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x2, 0x08,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x2, 0x0a,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x2, 0x0c,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0e,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0f,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x10,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x11,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+ BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x12,
+ BERLIN_PINCTRL_FUNCTION_UNKNOWN),
+};
+
+static const struct berlin_pinctrl_desc berlin2cd_soc_pinctrl_data = {
+ .groups = berlin2cd_soc_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2cd_soc_pinctrl_groups),
+};
+
+static const struct berlin_pinctrl_desc berlin2cd_sysmgr_pinctrl_data = {
+ .groups = berlin2cd_sysmgr_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2cd_sysmgr_pinctrl_groups),
+};
+
+static const struct of_device_id berlin2cd_pinctrl_match[] = {
+ {
+ .compatible = "marvell,berlin2cd-chip-ctrl",
+ .data = &berlin2cd_soc_pinctrl_data
+ },
+ {
+ .compatible = "marvell,berlin2cd-system-ctrl",
+ .data = &berlin2cd_sysmgr_pinctrl_data
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, berlin2cd_pinctrl_match);
+
+static int berlin2cd_pinctrl_probe(struct platform_device *pdev)
+{
+ const struct of_device_id *match =
+ of_match_device(berlin2cd_pinctrl_match, &pdev->dev);
+ struct regmap_config *rmconfig;
+ struct regmap *regmap;
+ struct resource *res;
+ void __iomem *base;
+
+ rmconfig = devm_kzalloc(&pdev->dev, sizeof(*rmconfig), GFP_KERNEL);
+ if (!rmconfig)
+ return -ENOMEM;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ rmconfig->reg_bits = 32,
+ rmconfig->val_bits = 32,
+ rmconfig->reg_stride = 4,
+ rmconfig->max_register = resource_size(res);
+
+ regmap = devm_regmap_init_mmio(&pdev->dev, base, rmconfig);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
+ return berlin_pinctrl_probe(pdev, match->data);
+}
+
+static struct platform_driver berlin2cd_pinctrl_driver = {
+ .probe = berlin2cd_pinctrl_probe,
+ .driver = {
+ .name = "berlin-bg2cd-pinctrl",
+ .of_match_table = berlin2cd_pinctrl_match,
+ },
+};
+module_platform_driver(berlin2cd_pinctrl_driver);
+
+MODULE_AUTHOR("Antoine Ténart <antoine.tenart@free-electrons.com>");
+MODULE_DESCRIPTION("Marvell Berlin BG2CD pinctrl driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pinctrl/berlin/berlin-bg2q.c b/drivers/pinctrl/berlin/berlin-bg2q.c
new file mode 100644
index 000000000..bd9662e57
--- /dev/null
+++ b/drivers/pinctrl/berlin/berlin-bg2q.c
@@ -0,0 +1,435 @@
+/*
+ * Marvell Berlin BG2Q pinctrl driver
+ *
+ * Copyright (C) 2014 Marvell Technology Group Ltd.
+ *
+ * Antoine Ténart <antoine.tenart@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "berlin.h"
+
+static const struct berlin_desc_group berlin2q_soc_pinctrl_groups[] = {
+ /* G */
+ BERLIN_PINCTRL_GROUP("G0", 0x18, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "mmc"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G1", 0x18, 0x3, 0x03,
+ BERLIN_PINCTRL_FUNCTION(0x0, "nand"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G2", 0x18, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "arc"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "lvds")),
+ BERLIN_PINCTRL_GROUP("G3", 0x18, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "lvds")),
+ BERLIN_PINCTRL_GROUP("G4", 0x18, 0x3, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "pll"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "rgmii"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "sata_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G5", 0x18, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "rgmii"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "sata_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G6", 0x18, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "twsi0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G7", 0x18, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "twsi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "eddc")),
+ BERLIN_PINCTRL_GROUP("G8", 0x18, 0x3, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G9", 0x18, 0x3, 0x1b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "sata")),
+ BERLIN_PINCTRL_GROUP("G10", 0x1c, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "sata")),
+ BERLIN_PINCTRL_GROUP("G11", 0x1c, 0x3, 0x03,
+ BERLIN_PINCTRL_FUNCTION(0x0, "jtag"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s1"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "sata")),
+ BERLIN_PINCTRL_GROUP("G12", 0x1c, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "agc"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "gpio")),
+ BERLIN_PINCTRL_GROUP("G13", 0x1c, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "rgmii"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G14", 0x1c, 0x3, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G15", 0x1c, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "vdac"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G16", 0x1c, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "osco"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G17", 0x1c, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "rgmii"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "spdif"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "usb0_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x7, "usb1_dbg")),
+ BERLIN_PINCTRL_GROUP("G18", 0x1c, 0x3, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "rgmii"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1")),
+ BERLIN_PINCTRL_GROUP("G19", 0x1c, 0x3, 0x1b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "rgmii"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s3"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "sts1"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "osco")),
+ BERLIN_PINCTRL_GROUP("G20", 0x20, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "demod"),
+ /*
+ * Mode 0x4 mux usb2_dbg *and* usb3_dbg:
+ * add two functions so it can be used with other groups
+ * within the same subnode in the device tree
+ */
+ BERLIN_PINCTRL_FUNCTION(0x4, "usb2_dbg"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "usb3_dbg")),
+ BERLIN_PINCTRL_GROUP("G21", 0x20, 0x3, 0x03,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sts2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "demod")),
+ BERLIN_PINCTRL_GROUP("G22", 0x20, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G23", 0x20, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "avif"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "usb2_dbg")),
+ BERLIN_PINCTRL_GROUP("G24", 0x20, 0x3, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "demod"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "usb2_dbg")),
+ BERLIN_PINCTRL_GROUP("G25", 0x20, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "vga"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "avif"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "usb2_dbg")),
+ BERLIN_PINCTRL_GROUP("G26", 0x20, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "lvds"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G27", 0x20, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "agc"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G28", 0x20, 0x3, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "avif"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "usb2_dbg")),
+ BERLIN_PINCTRL_GROUP("G29", 0x20, 0x3, 0x1b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "scrd0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G30", 0x24, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "scrd1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G31", 0x24, 0x3, 0x03,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("G32", 0x24, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "cam"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "sd1"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ /* GAV */
+ BERLIN_PINCTRL_GROUP("GAV0", 0x24, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "lvds")),
+ BERLIN_PINCTRL_GROUP("GAV1", 0x24, 0x3, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "vga")),
+ BERLIN_PINCTRL_GROUP("GAV2", 0x24, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s3"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pdm"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "adac")),
+ BERLIN_PINCTRL_GROUP("GAV3", 0x24, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s3"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "adac")),
+ BERLIN_PINCTRL_GROUP("GAV4", 0x24, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "i2s1"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "adac")),
+ BERLIN_PINCTRL_GROUP("GAV5", 0x24, 0x3, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "spdif")),
+ BERLIN_PINCTRL_GROUP("GAV6", 0x24, 0x3, 0x1b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "i2s2")),
+ BERLIN_PINCTRL_GROUP("GAV7", 0x28, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dvio"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "i2s3")),
+ BERLIN_PINCTRL_GROUP("GAV8", 0x28, 0x3, 0x03,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm")),
+ BERLIN_PINCTRL_GROUP("GAV9", 0x28, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm")),
+ BERLIN_PINCTRL_GROUP("GAV10", 0x28, 0x3, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "agc")),
+ BERLIN_PINCTRL_GROUP("GAV11", 0x28, 0x3, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "dv0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "fp"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "vclki")),
+ BERLIN_PINCTRL_GROUP("GAV12", 0x28, 0x3, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "i2s1")),
+ BERLIN_PINCTRL_GROUP("GAV13", 0x28, 0x3, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s2")),
+ BERLIN_PINCTRL_GROUP("GAV14", 0x28, 0x3, 0x15,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "i2s1")),
+ BERLIN_PINCTRL_GROUP("GAV15", 0x28, 0x3, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s1"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "dac_dbg")),
+ BERLIN_PINCTRL_GROUP("GAV16", 0x28, 0x3, 0x1b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "i2s1"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "i2s3"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "pdm"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "dac_dbg")),
+ BERLIN_PINCTRL_GROUP("GAV17", 0x2c, 0x3, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "i2s0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "i2s1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "pwm"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "i2s3"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "pdm"),
+ BERLIN_PINCTRL_FUNCTION(0x6, "dac_dbg")),
+ BERLIN_PINCTRL_GROUP("GAV18", 0x2c, 0x3, 0x03,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spdif"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "arc")),
+ BERLIN_PINCTRL_GROUP("GAV19", 0x2c, 0x3, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "avio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spdif"),
+ BERLIN_PINCTRL_FUNCTION(0x4, "i2s3"),
+ BERLIN_PINCTRL_FUNCTION(0x5, "pdm")),
+};
+
+static const struct berlin_desc_group berlin2q_sysmgr_pinctrl_groups[] = {
+ /* GSM */
+ BERLIN_PINCTRL_GROUP("GSM0", 0x40, 0x2, 0x00,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
+ BERLIN_PINCTRL_GROUP("GSM1", 0x40, 0x2, 0x02,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eth1")),
+ BERLIN_PINCTRL_GROUP("GSM2", 0x40, 0x2, 0x04,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eddc")),
+ BERLIN_PINCTRL_GROUP("GSM3", 0x40, 0x2, 0x06,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "spi2"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "eddc")),
+ BERLIN_PINCTRL_GROUP("GSM4", 0x40, 0x1, 0x08,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM5", 0x40, 0x1, 0x09,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM6", 0x40, 0x1, 0x0a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM7", 0x40, 0x1, 0x0b,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM8", 0x40, 0x1, 0x0c,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM9", 0x40, 0x1, 0x0d,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "hdmi")),
+ BERLIN_PINCTRL_GROUP("GSM10", 0x40, 0x1, 0x0e,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+ BERLIN_PINCTRL_GROUP("GSM11", 0x40, 0x1, 0x0f,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led")),
+ BERLIN_PINCTRL_GROUP("GSM12", 0x40, 0x2, 0x10,
+ BERLIN_PINCTRL_FUNCTION(0x0, "uart0"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x1, "irda0"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("GSM13", 0x40, 0x2, 0x12,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "uart0"), /* CTS/RTS */
+ BERLIN_PINCTRL_FUNCTION(0x2, "uart1"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi2")),
+ BERLIN_PINCTRL_GROUP("GSM14", 0x40, 0x2, 0x14,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "uart1"), /* RX/TX */
+ BERLIN_PINCTRL_FUNCTION(0x2, "irda1"),
+ BERLIN_PINCTRL_FUNCTION(0x3, "twsi3")),
+ BERLIN_PINCTRL_GROUP("GSM15", 0x40, 0x2, 0x16,
+ BERLIN_PINCTRL_FUNCTION(0x0, "pwr"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "led"),
+ BERLIN_PINCTRL_FUNCTION(0x2, "gpio")),
+ BERLIN_PINCTRL_GROUP("GSM16", 0x40, 0x1, 0x18,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "eddc")),
+ BERLIN_PINCTRL_GROUP("GSM17", 0x40, 0x1, 0x19,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "eddc")),
+ BERLIN_PINCTRL_GROUP("GSM18", 0x40, 0x1, 0x1a,
+ BERLIN_PINCTRL_FUNCTION(0x0, "gpio"),
+ BERLIN_PINCTRL_FUNCTION(0x1, "eddc")),
+};
+
+static const struct berlin_pinctrl_desc berlin2q_soc_pinctrl_data = {
+ .groups = berlin2q_soc_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2q_soc_pinctrl_groups),
+};
+
+static const struct berlin_pinctrl_desc berlin2q_sysmgr_pinctrl_data = {
+ .groups = berlin2q_sysmgr_pinctrl_groups,
+ .ngroups = ARRAY_SIZE(berlin2q_sysmgr_pinctrl_groups),
+};
+
+static const struct of_device_id berlin2q_pinctrl_match[] = {
+ {
+ .compatible = "marvell,berlin2q-chip-ctrl",
+ .data = &berlin2q_soc_pinctrl_data,
+ },
+ {
+ .compatible = "marvell,berlin2q-system-ctrl",
+ .data = &berlin2q_sysmgr_pinctrl_data,
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, berlin2q_pinctrl_match);
+
+static int berlin2q_pinctrl_probe(struct platform_device *pdev)
+{
+ const struct of_device_id *match =
+ of_match_device(berlin2q_pinctrl_match, &pdev->dev);
+ struct regmap_config *rmconfig;
+ struct regmap *regmap;
+ struct resource *res;
+ void __iomem *base;
+
+ rmconfig = devm_kzalloc(&pdev->dev, sizeof(*rmconfig), GFP_KERNEL);
+ if (!rmconfig)
+ return -ENOMEM;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ rmconfig->reg_bits = 32,
+ rmconfig->val_bits = 32,
+ rmconfig->reg_stride = 4,
+ rmconfig->max_register = resource_size(res);
+
+ regmap = devm_regmap_init_mmio(&pdev->dev, base, rmconfig);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+
+ return berlin_pinctrl_probe(pdev, match->data);
+}
+
+static struct platform_driver berlin2q_pinctrl_driver = {
+ .probe = berlin2q_pinctrl_probe,
+ .driver = {
+ .name = "berlin-bg2q-pinctrl",
+ .of_match_table = berlin2q_pinctrl_match,
+ },
+};
+module_platform_driver(berlin2q_pinctrl_driver);
+
+MODULE_AUTHOR("Antoine Ténart <antoine.tenart@free-electrons.com>");
+MODULE_DESCRIPTION("Marvell Berlin BG2Q pinctrl driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pinctrl/berlin/berlin.c b/drivers/pinctrl/berlin/berlin.c
new file mode 100644
index 000000000..7f0b0f932
--- /dev/null
+++ b/drivers/pinctrl/berlin/berlin.c
@@ -0,0 +1,329 @@
+/*
+ * Marvell Berlin SoC pinctrl core driver
+ *
+ * Copyright (C) 2014 Marvell Technology Group Ltd.
+ *
+ * Antoine Ténart <antoine.tenart@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinmux.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+
+#include "../core.h"
+#include "../pinctrl-utils.h"
+#include "berlin.h"
+
+struct berlin_pinctrl {
+ struct regmap *regmap;
+ struct device *dev;
+ const struct berlin_pinctrl_desc *desc;
+ struct berlin_pinctrl_function *functions;
+ unsigned nfunctions;
+ struct pinctrl_dev *pctrl_dev;
+};
+
+static int berlin_pinctrl_get_group_count(struct pinctrl_dev *pctrl_dev)
+{
+ struct berlin_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctrl_dev);
+
+ return pctrl->desc->ngroups;
+}
+
+static const char *berlin_pinctrl_get_group_name(struct pinctrl_dev *pctrl_dev,
+ unsigned group)
+{
+ struct berlin_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctrl_dev);
+
+ return pctrl->desc->groups[group].name;
+}
+
+static int berlin_pinctrl_dt_node_to_map(struct pinctrl_dev *pctrl_dev,
+ struct device_node *node,
+ struct pinctrl_map **map,
+ unsigned *num_maps)
+{
+ struct berlin_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctrl_dev);
+ struct property *prop;
+ const char *function_name, *group_name;
+ unsigned reserved_maps = 0;
+ int ret, ngroups;
+
+ *map = NULL;
+ *num_maps = 0;
+
+ ret = of_property_read_string(node, "function", &function_name);
+ if (ret) {
+ dev_err(pctrl->dev,
+ "missing function property in node %s\n",
+ node->name);
+ return -EINVAL;
+ }
+
+ ngroups = of_property_count_strings(node, "groups");
+ if (ngroups < 0) {
+ dev_err(pctrl->dev,
+ "missing groups property in node %s\n",
+ node->name);
+ return -EINVAL;
+ }
+
+ ret = pinctrl_utils_reserve_map(pctrl_dev, map, &reserved_maps,
+ num_maps, ngroups);
+ if (ret) {
+ dev_err(pctrl->dev, "can't reserve map: %d\n", ret);
+ return ret;
+ }
+
+ of_property_for_each_string(node, "groups", prop, group_name) {
+ ret = pinctrl_utils_add_map_mux(pctrl_dev, map, &reserved_maps,
+ num_maps, group_name,
+ function_name);
+ if (ret) {
+ dev_err(pctrl->dev, "can't add map: %d\n", ret);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static const struct pinctrl_ops berlin_pinctrl_ops = {
+ .get_groups_count = &berlin_pinctrl_get_group_count,
+ .get_group_name = &berlin_pinctrl_get_group_name,
+ .dt_node_to_map = &berlin_pinctrl_dt_node_to_map,
+ .dt_free_map = &pinctrl_utils_dt_free_map,
+};
+
+static int berlin_pinmux_get_functions_count(struct pinctrl_dev *pctrl_dev)
+{
+ struct berlin_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctrl_dev);
+
+ return pctrl->nfunctions;
+}
+
+static const char *berlin_pinmux_get_function_name(struct pinctrl_dev *pctrl_dev,
+ unsigned function)
+{
+ struct berlin_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctrl_dev);
+
+ return pctrl->functions[function].name;
+}
+
+static int berlin_pinmux_get_function_groups(struct pinctrl_dev *pctrl_dev,
+ unsigned function,
+ const char * const **groups,
+ unsigned * const num_groups)
+{
+ struct berlin_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctrl_dev);
+
+ *groups = pctrl->functions[function].groups;
+ *num_groups = pctrl->functions[function].ngroups;
+
+ return 0;
+}
+
+static struct berlin_desc_function *
+berlin_pinctrl_find_function_by_name(struct berlin_pinctrl *pctrl,
+ const struct berlin_desc_group *group,
+ const char *fname)
+{
+ struct berlin_desc_function *function = group->functions;
+
+ while (function->name) {
+ if (!strcmp(function->name, fname))
+ return function;
+
+ function++;
+ }
+
+ return NULL;
+}
+
+static int berlin_pinmux_set(struct pinctrl_dev *pctrl_dev,
+ unsigned function,
+ unsigned group)
+{
+ struct berlin_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctrl_dev);
+ const struct berlin_desc_group *group_desc = pctrl->desc->groups + group;
+ struct berlin_pinctrl_function *func = pctrl->functions + function;
+ struct berlin_desc_function *function_desc =
+ berlin_pinctrl_find_function_by_name(pctrl, group_desc,
+ func->name);
+ u32 mask, val;
+
+ if (!function_desc)
+ return -EINVAL;
+
+ mask = GENMASK(group_desc->lsb + group_desc->bit_width - 1,
+ group_desc->lsb);
+ val = function_desc->muxval << group_desc->lsb;
+ regmap_update_bits(pctrl->regmap, group_desc->offset, mask, val);
+
+ return 0;
+}
+
+static const struct pinmux_ops berlin_pinmux_ops = {
+ .get_functions_count = &berlin_pinmux_get_functions_count,
+ .get_function_name = &berlin_pinmux_get_function_name,
+ .get_function_groups = &berlin_pinmux_get_function_groups,
+ .set_mux = &berlin_pinmux_set,
+};
+
+static int berlin_pinctrl_add_function(struct berlin_pinctrl *pctrl,
+ const char *name)
+{
+ struct berlin_pinctrl_function *function = pctrl->functions;
+
+ while (function->name) {
+ if (!strcmp(function->name, name)) {
+ function->ngroups++;
+ return -EEXIST;
+ }
+ function++;
+ }
+
+ function->name = name;
+ function->ngroups = 1;
+
+ pctrl->nfunctions++;
+
+ return 0;
+}
+
+static int berlin_pinctrl_build_state(struct platform_device *pdev)
+{
+ struct berlin_pinctrl *pctrl = platform_get_drvdata(pdev);
+ struct berlin_desc_group const *desc_group;
+ struct berlin_desc_function const *desc_function;
+ int i, max_functions = 0;
+
+ pctrl->nfunctions = 0;
+
+ for (i = 0; i < pctrl->desc->ngroups; i++) {
+ desc_group = pctrl->desc->groups + i;
+ /* compute the maxiumum number of functions a group can have */
+ max_functions += 1 << (desc_group->bit_width + 1);
+ }
+
+ /* we will reallocate later */
+ pctrl->functions = devm_kzalloc(&pdev->dev,
+ max_functions * sizeof(*pctrl->functions),
+ GFP_KERNEL);
+ if (!pctrl->functions)
+ return -ENOMEM;
+
+ /* register all functions */
+ for (i = 0; i < pctrl->desc->ngroups; i++) {
+ desc_group = pctrl->desc->groups + i;
+ desc_function = desc_group->functions;
+
+ while (desc_function->name) {
+ berlin_pinctrl_add_function(pctrl, desc_function->name);
+ desc_function++;
+ }
+ }
+
+ pctrl->functions = krealloc(pctrl->functions,
+ pctrl->nfunctions * sizeof(*pctrl->functions),
+ GFP_KERNEL);
+
+ /* map functions to theirs groups */
+ for (i = 0; i < pctrl->desc->ngroups; i++) {
+ desc_group = pctrl->desc->groups + i;
+ desc_function = desc_group->functions;
+
+ while (desc_function->name) {
+ struct berlin_pinctrl_function
+ *function = pctrl->functions;
+ const char **groups;
+ bool found = false;
+
+ while (function->name) {
+ if (!strcmp(desc_function->name, function->name)) {
+ found = true;
+ break;
+ }
+ function++;
+ }
+
+ if (!found)
+ return -EINVAL;
+
+ if (!function->groups) {
+ function->groups =
+ devm_kzalloc(&pdev->dev,
+ function->ngroups * sizeof(char *),
+ GFP_KERNEL);
+
+ if (!function->groups)
+ return -ENOMEM;
+ }
+
+ groups = function->groups;
+ while (*groups)
+ groups++;
+
+ *groups = desc_group->name;
+
+ desc_function++;
+ }
+ }
+
+ return 0;
+}
+
+static struct pinctrl_desc berlin_pctrl_desc = {
+ .name = "berlin-pinctrl",
+ .pctlops = &berlin_pinctrl_ops,
+ .pmxops = &berlin_pinmux_ops,
+ .owner = THIS_MODULE,
+};
+
+int berlin_pinctrl_probe(struct platform_device *pdev,
+ const struct berlin_pinctrl_desc *desc)
+{
+ struct device *dev = &pdev->dev;
+ struct berlin_pinctrl *pctrl;
+ struct regmap *regmap;
+ int ret;
+
+ regmap = dev_get_regmap(&pdev->dev, NULL);
+ if (!regmap)
+ return -ENODEV;
+
+ pctrl = devm_kzalloc(dev, sizeof(*pctrl), GFP_KERNEL);
+ if (!pctrl)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, pctrl);
+
+ pctrl->regmap = regmap;
+ pctrl->dev = &pdev->dev;
+ pctrl->desc = desc;
+
+ ret = berlin_pinctrl_build_state(pdev);
+ if (ret) {
+ dev_err(dev, "cannot build driver state: %d\n", ret);
+ return ret;
+ }
+
+ pctrl->pctrl_dev = pinctrl_register(&berlin_pctrl_desc, dev, pctrl);
+ if (!pctrl->pctrl_dev) {
+ dev_err(dev, "failed to register pinctrl driver\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
diff --git a/drivers/pinctrl/berlin/berlin.h b/drivers/pinctrl/berlin/berlin.h
new file mode 100644
index 000000000..e1aa84145
--- /dev/null
+++ b/drivers/pinctrl/berlin/berlin.h
@@ -0,0 +1,61 @@
+/*
+ * Marvell Berlin SoC pinctrl driver.
+ *
+ * Copyright (C) 2014 Marvell Technology Group Ltd.
+ *
+ * Antoine Ténart <antoine.tenart@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __PINCTRL_BERLIN_H
+#define __PINCTRL_BERLIN_H
+
+struct berlin_desc_function {
+ const char *name;
+ u8 muxval;
+};
+
+struct berlin_desc_group {
+ const char *name;
+ u8 offset;
+ u8 bit_width;
+ u8 lsb;
+ struct berlin_desc_function *functions;
+};
+
+struct berlin_pinctrl_desc {
+ const struct berlin_desc_group *groups;
+ unsigned ngroups;
+};
+
+struct berlin_pinctrl_function {
+ const char *name;
+ const char **groups;
+ unsigned ngroups;
+};
+
+#define BERLIN_PINCTRL_GROUP(_name, _offset, _width, _lsb, ...) \
+ { \
+ .name = _name, \
+ .offset = _offset, \
+ .bit_width = _width, \
+ .lsb = _lsb, \
+ .functions = (struct berlin_desc_function[]){ \
+ __VA_ARGS__, { } }, \
+ }
+
+#define BERLIN_PINCTRL_FUNCTION(_muxval, _name) \
+ { \
+ .name = _name, \
+ .muxval = _muxval, \
+ }
+
+#define BERLIN_PINCTRL_FUNCTION_UNKNOWN {}
+
+int berlin_pinctrl_probe(struct platform_device *pdev,
+ const struct berlin_pinctrl_desc *desc);
+
+#endif /* __PINCTRL_BERLIN_H */
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-17 04:17:43 +0000