Initial import

1 files changed, 1078 insertions, 0 deletions

diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
new file mode 100644
index 000000000..9cbeda798
--- /dev/null
+++ b/arch/arm/mach-davinci/dm355.c
@@ -0,0 +1,1078 @@
+/*
+ * TI DaVinci DM355 chip specific setup
+ *
+ * Author: Kevin Hilman, Deep Root Systems, LLC
+ *
+ * 2007 (c) Deep Root Systems, LLC. 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/init.h>
+#include <linux/clk.h>
+#include <linux/serial_8250.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/spi/spi.h>
+#include <linux/platform_data/edma.h>
+#include <linux/platform_data/gpio-davinci.h>
+#include <linux/platform_data/spi-davinci.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/cputype.h>
+#include <mach/psc.h>
+#include <mach/mux.h>
+#include <mach/irqs.h>
+#include <mach/time.h>
+#include <mach/serial.h>
+#include <mach/common.h>
+
+#include "davinci.h"
+#include "clock.h"
+#include "mux.h"
+#include "asp.h"
+
+#define DM355_UART2_BASE	(IO_PHYS + 0x206000)
+#define DM355_OSD_BASE		(IO_PHYS + 0x70200)
+#define DM355_VENC_BASE		(IO_PHYS + 0x70400)
+
+/*
+ * Device specific clocks
+ */
+#define DM355_REF_FREQ		24000000	/* 24 or 36 MHz */
+
+static struct pll_data pll1_data = {
+	.num       = 1,
+	.phys_base = DAVINCI_PLL1_BASE,
+	.flags     = PLL_HAS_PREDIV | PLL_HAS_POSTDIV,
+};
+
+static struct pll_data pll2_data = {
+	.num       = 2,
+	.phys_base = DAVINCI_PLL2_BASE,
+	.flags     = PLL_HAS_PREDIV,
+};
+
+static struct clk ref_clk = {
+	.name = "ref_clk",
+	/* FIXME -- crystal rate is board-specific */
+	.rate = DM355_REF_FREQ,
+};
+
+static struct clk pll1_clk = {
+	.name = "pll1",
+	.parent = &ref_clk,
+	.flags = CLK_PLL,
+	.pll_data = &pll1_data,
+};
+
+static struct clk pll1_aux_clk = {
+	.name = "pll1_aux_clk",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL | PRE_PLL,
+};
+
+static struct clk pll1_sysclk1 = {
+	.name = "pll1_sysclk1",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV1,
+};
+
+static struct clk pll1_sysclk2 = {
+	.name = "pll1_sysclk2",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV2,
+};
+
+static struct clk pll1_sysclk3 = {
+	.name = "pll1_sysclk3",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV3,
+};
+
+static struct clk pll1_sysclk4 = {
+	.name = "pll1_sysclk4",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV4,
+};
+
+static struct clk pll1_sysclkbp = {
+	.name = "pll1_sysclkbp",
+	.parent = &pll1_clk,
+	.flags = CLK_PLL | PRE_PLL,
+	.div_reg = BPDIV
+};
+
+static struct clk vpss_dac_clk = {
+	.name = "vpss_dac",
+	.parent = &pll1_sysclk3,
+	.lpsc = DM355_LPSC_VPSS_DAC,
+};
+
+static struct clk vpss_master_clk = {
+	.name = "vpss_master",
+	.parent = &pll1_sysclk4,
+	.lpsc = DAVINCI_LPSC_VPSSMSTR,
+	.flags = CLK_PSC,
+};
+
+static struct clk vpss_slave_clk = {
+	.name = "vpss_slave",
+	.parent = &pll1_sysclk4,
+	.lpsc = DAVINCI_LPSC_VPSSSLV,
+};
+
+static struct clk clkout1_clk = {
+	.name = "clkout1",
+	.parent = &pll1_aux_clk,
+	/* NOTE:  clkout1 can be externally gated by muxing GPIO-18 */
+};
+
+static struct clk clkout2_clk = {
+	.name = "clkout2",
+	.parent = &pll1_sysclkbp,
+};
+
+static struct clk pll2_clk = {
+	.name = "pll2",
+	.parent = &ref_clk,
+	.flags = CLK_PLL,
+	.pll_data = &pll2_data,
+};
+
+static struct clk pll2_sysclk1 = {
+	.name = "pll2_sysclk1",
+	.parent = &pll2_clk,
+	.flags = CLK_PLL,
+	.div_reg = PLLDIV1,
+};
+
+static struct clk pll2_sysclkbp = {
+	.name = "pll2_sysclkbp",
+	.parent = &pll2_clk,
+	.flags = CLK_PLL | PRE_PLL,
+	.div_reg = BPDIV
+};
+
+static struct clk clkout3_clk = {
+	.name = "clkout3",
+	.parent = &pll2_sysclkbp,
+	/* NOTE:  clkout3 can be externally gated by muxing GPIO-16 */
+};
+
+static struct clk arm_clk = {
+	.name = "arm_clk",
+	.parent = &pll1_sysclk1,
+	.lpsc = DAVINCI_LPSC_ARM,
+	.flags = ALWAYS_ENABLED,
+};
+
+/*
+ * NOT LISTED below, and not touched by Linux
+ *   - in SyncReset state by default
+ *	.lpsc = DAVINCI_LPSC_TPCC,
+ *	.lpsc = DAVINCI_LPSC_TPTC0,
+ *	.lpsc = DAVINCI_LPSC_TPTC1,
+ *	.lpsc = DAVINCI_LPSC_DDR_EMIF, .parent = &sysclk2_clk,
+ *	.lpsc = DAVINCI_LPSC_MEMSTICK,
+ *   - in Enabled state by default
+ *	.lpsc = DAVINCI_LPSC_SYSTEM_SUBSYS,
+ *	.lpsc = DAVINCI_LPSC_SCR2,	// "bus"
+ *	.lpsc = DAVINCI_LPSC_SCR3,	// "bus"
+ *	.lpsc = DAVINCI_LPSC_SCR4,	// "bus"
+ *	.lpsc = DAVINCI_LPSC_CROSSBAR,	// "emulation"
+ *	.lpsc = DAVINCI_LPSC_CFG27,	// "test"
+ *	.lpsc = DAVINCI_LPSC_CFG3,	// "test"
+ *	.lpsc = DAVINCI_LPSC_CFG5,	// "test"
+ */
+
+static struct clk mjcp_clk = {
+	.name = "mjcp",
+	.parent = &pll1_sysclk1,
+	.lpsc = DAVINCI_LPSC_IMCOP,
+};
+
+static struct clk uart0_clk = {
+	.name = "uart0",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_UART0,
+};
+
+static struct clk uart1_clk = {
+	.name = "uart1",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_UART1,
+};
+
+static struct clk uart2_clk = {
+	.name = "uart2",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_UART2,
+};
+
+static struct clk i2c_clk = {
+	.name = "i2c",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_I2C,
+};
+
+static struct clk asp0_clk = {
+	.name = "asp0",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_McBSP,
+};
+
+static struct clk asp1_clk = {
+	.name = "asp1",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_McBSP1,
+};
+
+static struct clk mmcsd0_clk = {
+	.name = "mmcsd0",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_MMC_SD,
+};
+
+static struct clk mmcsd1_clk = {
+	.name = "mmcsd1",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_MMC_SD1,
+};
+
+static struct clk spi0_clk = {
+	.name = "spi0",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_SPI,
+};
+
+static struct clk spi1_clk = {
+	.name = "spi1",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_SPI1,
+};
+
+static struct clk spi2_clk = {
+	.name = "spi2",
+	.parent = &pll1_sysclk2,
+	.lpsc = DM355_LPSC_SPI2,
+};
+
+static struct clk gpio_clk = {
+	.name = "gpio",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_GPIO,
+};
+
+static struct clk aemif_clk = {
+	.name = "aemif",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_AEMIF,
+};
+
+static struct clk pwm0_clk = {
+	.name = "pwm0",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_PWM0,
+};
+
+static struct clk pwm1_clk = {
+	.name = "pwm1",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_PWM1,
+};
+
+static struct clk pwm2_clk = {
+	.name = "pwm2",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_PWM2,
+};
+
+static struct clk pwm3_clk = {
+	.name = "pwm3",
+	.parent = &pll1_aux_clk,
+	.lpsc = DM355_LPSC_PWM3,
+};
+
+static struct clk timer0_clk = {
+	.name = "timer0",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_TIMER0,
+};
+
+static struct clk timer1_clk = {
+	.name = "timer1",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_TIMER1,
+};
+
+static struct clk timer2_clk = {
+	.name = "timer2",
+	.parent = &pll1_aux_clk,
+	.lpsc = DAVINCI_LPSC_TIMER2,
+	.usecount = 1,              /* REVISIT: why can't this be disabled? */
+};
+
+static struct clk timer3_clk = {
+	.name = "timer3",
+	.parent = &pll1_aux_clk,
+	.lpsc = DM355_LPSC_TIMER3,
+};
+
+static struct clk rto_clk = {
+	.name = "rto",
+	.parent = &pll1_aux_clk,
+	.lpsc = DM355_LPSC_RTO,
+};
+
+static struct clk usb_clk = {
+	.name = "usb",
+	.parent = &pll1_sysclk2,
+	.lpsc = DAVINCI_LPSC_USB,
+};
+
+static struct clk_lookup dm355_clks[] = {
+	CLK(NULL, "ref", &ref_clk),
+	CLK(NULL, "pll1", &pll1_clk),
+	CLK(NULL, "pll1_sysclk1", &pll1_sysclk1),
+	CLK(NULL, "pll1_sysclk2", &pll1_sysclk2),
+	CLK(NULL, "pll1_sysclk3", &pll1_sysclk3),
+	CLK(NULL, "pll1_sysclk4", &pll1_sysclk4),
+	CLK(NULL, "pll1_aux", &pll1_aux_clk),
+	CLK(NULL, "pll1_sysclkbp", &pll1_sysclkbp),
+	CLK(NULL, "vpss_dac", &vpss_dac_clk),
+	CLK("vpss", "master", &vpss_master_clk),
+	CLK("vpss", "slave", &vpss_slave_clk),
+	CLK(NULL, "clkout1", &clkout1_clk),
+	CLK(NULL, "clkout2", &clkout2_clk),
+	CLK(NULL, "pll2", &pll2_clk),
+	CLK(NULL, "pll2_sysclk1", &pll2_sysclk1),
+	CLK(NULL, "pll2_sysclkbp", &pll2_sysclkbp),
+	CLK(NULL, "clkout3", &clkout3_clk),
+	CLK(NULL, "arm", &arm_clk),
+	CLK(NULL, "mjcp", &mjcp_clk),
+	CLK("serial8250.0", NULL, &uart0_clk),
+	CLK("serial8250.1", NULL, &uart1_clk),
+	CLK("serial8250.2", NULL, &uart2_clk),
+	CLK("i2c_davinci.1", NULL, &i2c_clk),
+	CLK("davinci-mcbsp.0", NULL, &asp0_clk),
+	CLK("davinci-mcbsp.1", NULL, &asp1_clk),
+	CLK("dm6441-mmc.0", NULL, &mmcsd0_clk),
+	CLK("dm6441-mmc.1", NULL, &mmcsd1_clk),
+	CLK("spi_davinci.0", NULL, &spi0_clk),
+	CLK("spi_davinci.1", NULL, &spi1_clk),
+	CLK("spi_davinci.2", NULL, &spi2_clk),
+	CLK(NULL, "gpio", &gpio_clk),
+	CLK(NULL, "aemif", &aemif_clk),
+	CLK(NULL, "pwm0", &pwm0_clk),
+	CLK(NULL, "pwm1", &pwm1_clk),
+	CLK(NULL, "pwm2", &pwm2_clk),
+	CLK(NULL, "pwm3", &pwm3_clk),
+	CLK(NULL, "timer0", &timer0_clk),
+	CLK(NULL, "timer1", &timer1_clk),
+	CLK("davinci-wdt", NULL, &timer2_clk),
+	CLK(NULL, "timer3", &timer3_clk),
+	CLK(NULL, "rto", &rto_clk),
+	CLK(NULL, "usb", &usb_clk),
+	CLK(NULL, NULL, NULL),
+};
+
+/*----------------------------------------------------------------------*/
+
+static u64 dm355_spi0_dma_mask = DMA_BIT_MASK(32);
+
+static struct resource dm355_spi0_resources[] = {
+	{
+		.start = 0x01c66000,
+		.end   = 0x01c667ff,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = IRQ_DM355_SPINT0_0,
+		.flags = IORESOURCE_IRQ,
+	},
+	{
+		.start = 17,
+		.flags = IORESOURCE_DMA,
+	},
+	{
+		.start = 16,
+		.flags = IORESOURCE_DMA,
+	},
+};
+
+static struct davinci_spi_platform_data dm355_spi0_pdata = {
+	.version 	= SPI_VERSION_1,
+	.num_chipselect = 2,
+	.cshold_bug	= true,
+	.dma_event_q	= EVENTQ_1,
+};
+static struct platform_device dm355_spi0_device = {
+	.name = "spi_davinci",
+	.id = 0,
+	.dev = {
+		.dma_mask = &dm355_spi0_dma_mask,
+		.coherent_dma_mask = DMA_BIT_MASK(32),
+		.platform_data = &dm355_spi0_pdata,
+	},
+	.num_resources = ARRAY_SIZE(dm355_spi0_resources),
+	.resource = dm355_spi0_resources,
+};
+
+void __init dm355_init_spi0(unsigned chipselect_mask,
+		const struct spi_board_info *info, unsigned len)
+{
+	/* for now, assume we need MISO */
+	davinci_cfg_reg(DM355_SPI0_SDI);
+
+	/* not all slaves will be wired up */
+	if (chipselect_mask & BIT(0))
+		davinci_cfg_reg(DM355_SPI0_SDENA0);
+	if (chipselect_mask & BIT(1))
+		davinci_cfg_reg(DM355_SPI0_SDENA1);
+
+	spi_register_board_info(info, len);
+
+	platform_device_register(&dm355_spi0_device);
+}
+
+/*----------------------------------------------------------------------*/
+
+#define INTMUX		0x18
+#define EVTMUX		0x1c
+
+/*
+ * Device specific mux setup
+ *
+ *	soc	description	mux  mode   mode  mux	 dbg
+ *				reg  offset mask  mode
+ */
+static const struct mux_config dm355_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
+MUX_CFG(DM355,	MMCSD0,		4,   2,     1,	  0,	 false)
+
+MUX_CFG(DM355,	SD1_CLK,	3,   6,     1,	  1,	 false)
+MUX_CFG(DM355,	SD1_CMD,	3,   7,     1,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA3,	3,   8,     3,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA2,	3,   10,    3,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA1,	3,   12,    3,	  1,	 false)
+MUX_CFG(DM355,	SD1_DATA0,	3,   14,    3,	  1,	 false)
+
+MUX_CFG(DM355,	I2C_SDA,	3,   19,    1,	  1,	 false)
+MUX_CFG(DM355,	I2C_SCL,	3,   20,    1,	  1,	 false)
+
+MUX_CFG(DM355,	MCBSP0_BDX,	3,   0,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_X,	3,   1,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_BFSX,	3,   2,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_BDR,	3,   3,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_R,	3,   4,     1,	  1,	 false)
+MUX_CFG(DM355,	MCBSP0_BFSR,	3,   5,     1,	  1,	 false)
+
+MUX_CFG(DM355,	SPI0_SDI,	4,   1,     1,    0,	 false)
+MUX_CFG(DM355,	SPI0_SDENA0,	4,   0,     1,    0,	 false)
+MUX_CFG(DM355,	SPI0_SDENA1,	3,   28,    1,    1,	 false)
+
+INT_CFG(DM355,  INT_EDMA_CC,	      2,    1,    1,     false)
+INT_CFG(DM355,  INT_EDMA_TC0_ERR,     3,    1,    1,     false)
+INT_CFG(DM355,  INT_EDMA_TC1_ERR,     4,    1,    1,     false)
+
+EVT_CFG(DM355,  EVT8_ASP1_TX,	      0,    1,    0,     false)
+EVT_CFG(DM355,  EVT9_ASP1_RX,	      1,    1,    0,     false)
+EVT_CFG(DM355,  EVT26_MMC0_RX,	      2,    1,    0,     false)
+
+MUX_CFG(DM355,	VOUT_FIELD,	1,   18,    3,	  1,	 false)
+MUX_CFG(DM355,	VOUT_FIELD_G70,	1,   18,    3,	  0,	 false)
+MUX_CFG(DM355,	VOUT_HVSYNC,	1,   16,    1,	  0,	 false)
+MUX_CFG(DM355,	VOUT_COUTL_EN,	1,   0,     0xff, 0x55,  false)
+MUX_CFG(DM355,	VOUT_COUTH_EN,	1,   8,     0xff, 0x55,  false)
+
+MUX_CFG(DM355,	VIN_PCLK,	0,   14,    1,    1,	 false)
+MUX_CFG(DM355,	VIN_CAM_WEN,	0,   13,    1,    1,	 false)
+MUX_CFG(DM355,	VIN_CAM_VD,	0,   12,    1,    1,	 false)
+MUX_CFG(DM355,	VIN_CAM_HD,	0,   11,    1,    1,	 false)
+MUX_CFG(DM355,	VIN_YIN_EN,	0,   10,    1,    1,	 false)
+MUX_CFG(DM355,	VIN_CINL_EN,	0,   0,   0xff, 0x55,	 false)
+MUX_CFG(DM355,	VIN_CINH_EN,	0,   8,     3,    3,	 false)
+#endif
+};
+
+static u8 dm355_default_priorities[DAVINCI_N_AINTC_IRQ] = {
+	[IRQ_DM355_CCDC_VDINT0]		= 2,
+	[IRQ_DM355_CCDC_VDINT1]		= 6,
+	[IRQ_DM355_CCDC_VDINT2]		= 6,
+	[IRQ_DM355_IPIPE_HST]		= 6,
+	[IRQ_DM355_H3AINT]		= 6,
+	[IRQ_DM355_IPIPE_SDR]		= 6,
+	[IRQ_DM355_IPIPEIFINT]		= 6,
+	[IRQ_DM355_OSDINT]		= 7,
+	[IRQ_DM355_VENCINT]		= 6,
+	[IRQ_ASQINT]			= 6,
+	[IRQ_IMXINT]			= 6,
+	[IRQ_USBINT]			= 4,
+	[IRQ_DM355_RTOINT]		= 4,
+	[IRQ_DM355_UARTINT2]		= 7,
+	[IRQ_DM355_TINT6]		= 7,
+	[IRQ_CCINT0]			= 5,	/* dma */
+	[IRQ_CCERRINT]			= 5,	/* dma */
+	[IRQ_TCERRINT0]			= 5,	/* dma */
+	[IRQ_TCERRINT]			= 5,	/* dma */
+	[IRQ_DM355_SPINT2_1]		= 7,
+	[IRQ_DM355_TINT7]		= 4,
+	[IRQ_DM355_SDIOINT0]		= 7,
+	[IRQ_MBXINT]			= 7,
+	[IRQ_MBRINT]			= 7,
+	[IRQ_MMCINT]			= 7,
+	[IRQ_DM355_MMCINT1]		= 7,
+	[IRQ_DM355_PWMINT3]		= 7,
+	[IRQ_DDRINT]			= 7,
+	[IRQ_AEMIFINT]			= 7,
+	[IRQ_DM355_SDIOINT1]		= 4,
+	[IRQ_TINT0_TINT12]		= 2,	/* clockevent */
+	[IRQ_TINT0_TINT34]		= 2,	/* clocksource */
+	[IRQ_TINT1_TINT12]		= 7,	/* DSP timer */
+	[IRQ_TINT1_TINT34]		= 7,	/* system tick */
+	[IRQ_PWMINT0]			= 7,
+	[IRQ_PWMINT1]			= 7,
+	[IRQ_PWMINT2]			= 7,
+	[IRQ_I2C]			= 3,
+	[IRQ_UARTINT0]			= 3,
+	[IRQ_UARTINT1]			= 3,
+	[IRQ_DM355_SPINT0_0]		= 3,
+	[IRQ_DM355_SPINT0_1]		= 3,
+	[IRQ_DM355_GPIO0]		= 3,
+	[IRQ_DM355_GPIO1]		= 7,
+	[IRQ_DM355_GPIO2]		= 4,
+	[IRQ_DM355_GPIO3]		= 4,
+	[IRQ_DM355_GPIO4]		= 7,
+	[IRQ_DM355_GPIO5]		= 7,
+	[IRQ_DM355_GPIO6]		= 7,
+	[IRQ_DM355_GPIO7]		= 7,
+	[IRQ_DM355_GPIO8]		= 7,
+	[IRQ_DM355_GPIO9]		= 7,
+	[IRQ_DM355_GPIOBNK0]		= 7,
+	[IRQ_DM355_GPIOBNK1]		= 7,
+	[IRQ_DM355_GPIOBNK2]		= 7,
+	[IRQ_DM355_GPIOBNK3]		= 7,
+	[IRQ_DM355_GPIOBNK4]		= 7,
+	[IRQ_DM355_GPIOBNK5]		= 7,
+	[IRQ_DM355_GPIOBNK6]		= 7,
+	[IRQ_COMMTX]			= 7,
+	[IRQ_COMMRX]			= 7,
+	[IRQ_EMUINT]			= 7,
+};
+
+/*----------------------------------------------------------------------*/
+
+static s8
+queue_priority_mapping[][2] = {
+	/* {event queue no, Priority} */
+	{0, 3},
+	{1, 7},
+	{-1, -1},
+};
+
+static struct edma_soc_info edma_cc0_info = {
+	.queue_priority_mapping	= queue_priority_mapping,
+	.default_queue		= EVENTQ_1,
+};
+
+static struct edma_soc_info *dm355_edma_info[EDMA_MAX_CC] = {
+       &edma_cc0_info,
+};
+
+static struct resource edma_resources[] = {
+	{
+		.name	= "edma_cc0",
+		.start	= 0x01c00000,
+		.end	= 0x01c00000 + SZ_64K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc0",
+		.start	= 0x01c10000,
+		.end	= 0x01c10000 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma_tc1",
+		.start	= 0x01c10400,
+		.end	= 0x01c10400 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma0",
+		.start	= IRQ_CCINT0,
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.name	= "edma0_err",
+		.start	= IRQ_CCERRINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	/* not using (or muxing) TC*_ERR */
+};
+
+static struct platform_device dm355_edma_device = {
+	.name			= "edma",
+	.id			= 0,
+	.dev.platform_data	= dm355_edma_info,
+	.num_resources		= ARRAY_SIZE(edma_resources),
+	.resource		= edma_resources,
+};
+
+static struct resource dm355_asp1_resources[] = {
+	{
+		.name	= "mpu",
+		.start	= DAVINCI_ASP1_BASE,
+		.end	= DAVINCI_ASP1_BASE + SZ_8K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= DAVINCI_DMA_ASP1_TX,
+		.end	= DAVINCI_DMA_ASP1_TX,
+		.flags	= IORESOURCE_DMA,
+	},
+	{
+		.start	= DAVINCI_DMA_ASP1_RX,
+		.end	= DAVINCI_DMA_ASP1_RX,
+		.flags	= IORESOURCE_DMA,
+	},
+};
+
+static struct platform_device dm355_asp1_device = {
+	.name		= "davinci-mcbsp",
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(dm355_asp1_resources),
+	.resource	= dm355_asp1_resources,
+};
+
+static void dm355_ccdc_setup_pinmux(void)
+{
+	davinci_cfg_reg(DM355_VIN_PCLK);
+	davinci_cfg_reg(DM355_VIN_CAM_WEN);
+	davinci_cfg_reg(DM355_VIN_CAM_VD);
+	davinci_cfg_reg(DM355_VIN_CAM_HD);
+	davinci_cfg_reg(DM355_VIN_YIN_EN);
+	davinci_cfg_reg(DM355_VIN_CINL_EN);
+	davinci_cfg_reg(DM355_VIN_CINH_EN);
+}
+
+static struct resource dm355_vpss_resources[] = {
+	{
+		/* VPSS BL Base address */
+		.name		= "vpss",
+		.start          = 0x01c70800,
+		.end            = 0x01c70800 + 0xff,
+		.flags          = IORESOURCE_MEM,
+	},
+	{
+		/* VPSS CLK Base address */
+		.name		= "vpss",
+		.start          = 0x01c70000,
+		.end            = 0x01c70000 + 0xf,
+		.flags          = IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device dm355_vpss_device = {
+	.name			= "vpss",
+	.id			= -1,
+	.dev.platform_data	= "dm355_vpss",
+	.num_resources		= ARRAY_SIZE(dm355_vpss_resources),
+	.resource		= dm355_vpss_resources,
+};
+
+static struct resource vpfe_resources[] = {
+	{
+		.start          = IRQ_VDINT0,
+		.end            = IRQ_VDINT0,
+		.flags          = IORESOURCE_IRQ,
+	},
+	{
+		.start          = IRQ_VDINT1,
+		.end            = IRQ_VDINT1,
+		.flags          = IORESOURCE_IRQ,
+	},
+};
+
+static u64 vpfe_capture_dma_mask = DMA_BIT_MASK(32);
+static struct resource dm355_ccdc_resource[] = {
+	/* CCDC Base address */
+	{
+		.flags          = IORESOURCE_MEM,
+		.start          = 0x01c70600,
+		.end            = 0x01c70600 + 0x1ff,
+	},
+};
+static struct platform_device dm355_ccdc_dev = {
+	.name           = "dm355_ccdc",
+	.id             = -1,
+	.num_resources  = ARRAY_SIZE(dm355_ccdc_resource),
+	.resource       = dm355_ccdc_resource,
+	.dev = {
+		.dma_mask               = &vpfe_capture_dma_mask,
+		.coherent_dma_mask      = DMA_BIT_MASK(32),
+		.platform_data		= dm355_ccdc_setup_pinmux,
+	},
+};
+
+static struct platform_device vpfe_capture_dev = {
+	.name		= CAPTURE_DRV_NAME,
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(vpfe_resources),
+	.resource	= vpfe_resources,
+	.dev = {
+		.dma_mask		= &vpfe_capture_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+static struct resource dm355_osd_resources[] = {
+	{
+		.start	= DM355_OSD_BASE,
+		.end	= DM355_OSD_BASE + 0x17f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device dm355_osd_dev = {
+	.name		= DM355_VPBE_OSD_SUBDEV_NAME,
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm355_osd_resources),
+	.resource	= dm355_osd_resources,
+	.dev		= {
+		.dma_mask		= &vpfe_capture_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+static struct resource dm355_venc_resources[] = {
+	{
+		.start	= IRQ_VENCINT,
+		.end	= IRQ_VENCINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	/* venc registers io space */
+	{
+		.start	= DM355_VENC_BASE,
+		.end	= DM355_VENC_BASE + 0x17f,
+		.flags	= IORESOURCE_MEM,
+	},
+	/* VDAC config register io space */
+	{
+		.start	= DAVINCI_SYSTEM_MODULE_BASE + SYSMOD_VDAC_CONFIG,
+		.end	= DAVINCI_SYSTEM_MODULE_BASE + SYSMOD_VDAC_CONFIG + 3,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct resource dm355_v4l2_disp_resources[] = {
+	{
+		.start	= IRQ_VENCINT,
+		.end	= IRQ_VENCINT,
+		.flags	= IORESOURCE_IRQ,
+	},
+	/* venc registers io space */
+	{
+		.start	= DM355_VENC_BASE,
+		.end	= DM355_VENC_BASE + 0x17f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static int dm355_vpbe_setup_pinmux(u32 if_type, int field)
+{
+	switch (if_type) {
+	case MEDIA_BUS_FMT_SGRBG8_1X8:
+		davinci_cfg_reg(DM355_VOUT_FIELD_G70);
+		break;
+	case MEDIA_BUS_FMT_YUYV10_1X20:
+		if (field)
+			davinci_cfg_reg(DM355_VOUT_FIELD);
+		else
+			davinci_cfg_reg(DM355_VOUT_FIELD_G70);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	davinci_cfg_reg(DM355_VOUT_COUTL_EN);
+	davinci_cfg_reg(DM355_VOUT_COUTH_EN);
+
+	return 0;
+}
+
+static int dm355_venc_setup_clock(enum vpbe_enc_timings_type type,
+				   unsigned int pclock)
+{
+	void __iomem *vpss_clk_ctrl_reg;
+
+	vpss_clk_ctrl_reg = DAVINCI_SYSMOD_VIRT(SYSMOD_VPSS_CLKCTL);
+
+	switch (type) {
+	case VPBE_ENC_STD:
+		writel(VPSS_DACCLKEN_ENABLE | VPSS_VENCCLKEN_ENABLE,
+		       vpss_clk_ctrl_reg);
+		break;
+	case VPBE_ENC_DV_TIMINGS:
+		if (pclock > 27000000)
+			/*
+			 * For HD, use external clock source since we cannot
+			 * support HD mode with internal clocks.
+			 */
+			writel(VPSS_MUXSEL_EXTCLK_ENABLE, vpss_clk_ctrl_reg);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct platform_device dm355_vpbe_display = {
+	.name		= "vpbe-v4l2",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm355_v4l2_disp_resources),
+	.resource	= dm355_v4l2_disp_resources,
+	.dev		= {
+		.dma_mask		= &vpfe_capture_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+static struct venc_platform_data dm355_venc_pdata = {
+	.setup_pinmux	= dm355_vpbe_setup_pinmux,
+	.setup_clock	= dm355_venc_setup_clock,
+};
+
+static struct platform_device dm355_venc_dev = {
+	.name		= DM355_VPBE_VENC_SUBDEV_NAME,
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm355_venc_resources),
+	.resource	= dm355_venc_resources,
+	.dev		= {
+		.dma_mask		= &vpfe_capture_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+		.platform_data		= (void *)&dm355_venc_pdata,
+	},
+};
+
+static struct platform_device dm355_vpbe_dev = {
+	.name		= "vpbe_controller",
+	.id		= -1,
+	.dev		= {
+		.dma_mask		= &vpfe_capture_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+static struct resource dm355_gpio_resources[] = {
+	{	/* registers */
+		.start	= DAVINCI_GPIO_BASE,
+		.end	= DAVINCI_GPIO_BASE + SZ_4K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{	/* interrupt */
+		.start	= IRQ_DM355_GPIOBNK0,
+		.end	= IRQ_DM355_GPIOBNK6,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct davinci_gpio_platform_data dm355_gpio_platform_data = {
+	.ngpio		= 104,
+};
+
+int __init dm355_gpio_register(void)
+{
+	return davinci_gpio_register(dm355_gpio_resources,
+				     ARRAY_SIZE(dm355_gpio_resources),
+				     &dm355_gpio_platform_data);
+}
+/*----------------------------------------------------------------------*/
+
+static struct map_desc dm355_io_desc[] = {
+	{
+		.virtual	= IO_VIRT,
+		.pfn		= __phys_to_pfn(IO_PHYS),
+		.length		= IO_SIZE,
+		.type		= MT_DEVICE
+	},
+};
+
+/* Contents of JTAG ID register used to identify exact cpu type */
+static struct davinci_id dm355_ids[] = {
+	{
+		.variant	= 0x0,
+		.part_no	= 0xb73b,
+		.manufacturer	= 0x00f,
+		.cpu_id		= DAVINCI_CPU_ID_DM355,
+		.name		= "dm355",
+	},
+};
+
+static u32 dm355_psc_bases[] = { DAVINCI_PWR_SLEEP_CNTRL_BASE };
+
+/*
+ * T0_BOT: Timer 0, bottom:  clockevent source for hrtimers
+ * T0_TOP: Timer 0, top   :  clocksource for generic timekeeping
+ * T1_BOT: Timer 1, bottom:  (used by DSP in TI DSPLink code)
+ * T1_TOP: Timer 1, top   :  <unused>
+ */
+static struct davinci_timer_info dm355_timer_info = {
+	.timers		= davinci_timer_instance,
+	.clockevent_id	= T0_BOT,
+	.clocksource_id	= T0_TOP,
+};
+
+static struct plat_serial8250_port dm355_serial0_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART0_BASE,
+		.irq		= IRQ_UARTINT0,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags	= 0,
+	}
+};
+static struct plat_serial8250_port dm355_serial1_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART1_BASE,
+		.irq		= IRQ_UARTINT1,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags	= 0,
+	}
+};
+static struct plat_serial8250_port dm355_serial2_platform_data[] = {
+	{
+		.mapbase	= DM355_UART2_BASE,
+		.irq		= IRQ_DM355_UARTINT2,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags	= 0,
+	}
+};
+
+struct platform_device dm355_serial_device[] = {
+	{
+		.name			= "serial8250",
+		.id			= PLAT8250_DEV_PLATFORM,
+		.dev			= {
+			.platform_data	= dm355_serial0_platform_data,
+		}
+	},
+	{
+		.name			= "serial8250",
+		.id			= PLAT8250_DEV_PLATFORM1,
+		.dev			= {
+			.platform_data	= dm355_serial1_platform_data,
+		}
+	},
+	{
+		.name			= "serial8250",
+		.id			= PLAT8250_DEV_PLATFORM2,
+		.dev			= {
+			.platform_data	= dm355_serial2_platform_data,
+		}
+	},
+	{
+	}
+};
+
+static struct davinci_soc_info davinci_soc_info_dm355 = {
+	.io_desc		= dm355_io_desc,
+	.io_desc_num		= ARRAY_SIZE(dm355_io_desc),
+	.jtag_id_reg		= 0x01c40028,
+	.ids			= dm355_ids,
+	.ids_num		= ARRAY_SIZE(dm355_ids),
+	.cpu_clks		= dm355_clks,
+	.psc_bases		= dm355_psc_bases,
+	.psc_bases_num		= ARRAY_SIZE(dm355_psc_bases),
+	.pinmux_base		= DAVINCI_SYSTEM_MODULE_BASE,
+	.pinmux_pins		= dm355_pins,
+	.pinmux_pins_num	= ARRAY_SIZE(dm355_pins),
+	.intc_base		= DAVINCI_ARM_INTC_BASE,
+	.intc_type		= DAVINCI_INTC_TYPE_AINTC,
+	.intc_irq_prios		= dm355_default_priorities,
+	.intc_irq_num		= DAVINCI_N_AINTC_IRQ,
+	.timer_info		= &dm355_timer_info,
+	.sram_dma		= 0x00010000,
+	.sram_len		= SZ_32K,
+};
+
+void __init dm355_init_asp1(u32 evt_enable, struct snd_platform_data *pdata)
+{
+	/* we don't use ASP1 IRQs, or we'd need to mux them ... */
+	if (evt_enable & ASP1_TX_EVT_EN)
+		davinci_cfg_reg(DM355_EVT8_ASP1_TX);
+
+	if (evt_enable & ASP1_RX_EVT_EN)
+		davinci_cfg_reg(DM355_EVT9_ASP1_RX);
+
+	dm355_asp1_device.dev.platform_data = pdata;
+	platform_device_register(&dm355_asp1_device);
+}
+
+void __init dm355_init(void)
+{
+	davinci_common_init(&davinci_soc_info_dm355);
+	davinci_map_sysmod();
+}
+
+int __init dm355_init_video(struct vpfe_config *vpfe_cfg,
+				struct vpbe_config *vpbe_cfg)
+{
+	if (vpfe_cfg || vpbe_cfg)
+		platform_device_register(&dm355_vpss_device);
+
+	if (vpfe_cfg) {
+		vpfe_capture_dev.dev.platform_data = vpfe_cfg;
+		platform_device_register(&dm355_ccdc_dev);
+		platform_device_register(&vpfe_capture_dev);
+	}
+
+	if (vpbe_cfg) {
+		dm355_vpbe_dev.dev.platform_data = vpbe_cfg;
+		platform_device_register(&dm355_osd_dev);
+		platform_device_register(&dm355_venc_dev);
+		platform_device_register(&dm355_vpbe_dev);
+		platform_device_register(&dm355_vpbe_display);
+	}
+
+	return 0;
+}
+
+static int __init dm355_init_devices(void)
+{
+	int ret = 0;
+
+	if (!cpu_is_davinci_dm355())
+		return 0;
+
+	davinci_cfg_reg(DM355_INT_EDMA_CC);
+	platform_device_register(&dm355_edma_device);
+
+	ret = davinci_init_wdt();
+	if (ret)
+		pr_warn("%s: watchdog init failed: %d\n", __func__, ret);
+
+	return ret;
+}
+postcore_initcall(dm355_init_devices);