Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 767 insertions, 0 deletions

diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
new file mode 100644
index 000000000..24988939a
--- /dev/null
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -0,0 +1,767 @@
+/*
+ * TI DaVinci DM644x 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/clk-provider.h>
+#include <linux/clk/davinci.h>
+#include <linux/clkdev.h>
+#include <linux/dmaengine.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/irqchip/irq-davinci-aintc.h>
+#include <linux/platform_data/edma.h>
+#include <linux/platform_data/gpio-davinci.h>
+#include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/common.h>
+#include <mach/cputype.h>
+#include <mach/mux.h>
+#include <mach/serial.h>
+
+#include <clocksource/timer-davinci.h>
+
+#include "asp.h"
+#include "davinci.h"
+#include "irqs.h"
+#include "mux.h"
+
+/*
+ * Device specific clocks
+ */
+#define DM644X_REF_FREQ		27000000
+
+#define DM644X_EMAC_BASE		0x01c80000
+#define DM644X_EMAC_MDIO_BASE		(DM644X_EMAC_BASE + 0x4000)
+#define DM644X_EMAC_CNTRL_OFFSET	0x0000
+#define DM644X_EMAC_CNTRL_MOD_OFFSET	0x1000
+#define DM644X_EMAC_CNTRL_RAM_OFFSET	0x2000
+#define DM644X_EMAC_CNTRL_RAM_SIZE	0x2000
+
+static struct emac_platform_data dm644x_emac_pdata = {
+	.ctrl_reg_offset	= DM644X_EMAC_CNTRL_OFFSET,
+	.ctrl_mod_reg_offset	= DM644X_EMAC_CNTRL_MOD_OFFSET,
+	.ctrl_ram_offset	= DM644X_EMAC_CNTRL_RAM_OFFSET,
+	.ctrl_ram_size		= DM644X_EMAC_CNTRL_RAM_SIZE,
+	.version		= EMAC_VERSION_1,
+};
+
+static struct resource dm644x_emac_resources[] = {
+	{
+		.start	= DM644X_EMAC_BASE,
+		.end	= DM644X_EMAC_BASE + SZ_16K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start = DAVINCI_INTC_IRQ(IRQ_EMACINT),
+		.end   = DAVINCI_INTC_IRQ(IRQ_EMACINT),
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device dm644x_emac_device = {
+       .name		= "davinci_emac",
+       .id		= 1,
+       .dev = {
+	       .platform_data	= &dm644x_emac_pdata,
+       },
+       .num_resources	= ARRAY_SIZE(dm644x_emac_resources),
+       .resource	= dm644x_emac_resources,
+};
+
+static struct resource dm644x_mdio_resources[] = {
+	{
+		.start	= DM644X_EMAC_MDIO_BASE,
+		.end	= DM644X_EMAC_MDIO_BASE + SZ_4K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device dm644x_mdio_device = {
+	.name		= "davinci_mdio",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(dm644x_mdio_resources),
+	.resource	= dm644x_mdio_resources,
+};
+
+/*
+ * Device specific mux setup
+ *
+ *	soc	description	mux  mode   mode  mux	 dbg
+ *				reg  offset mask  mode
+ */
+static const struct mux_config dm644x_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
+MUX_CFG(DM644X, HDIREN,		0,   16,    1,	  1,	 true)
+MUX_CFG(DM644X, ATAEN,		0,   17,    1,	  1,	 true)
+MUX_CFG(DM644X, ATAEN_DISABLE,	0,   17,    1,	  0,	 true)
+
+MUX_CFG(DM644X, HPIEN_DISABLE,	0,   29,    1,	  0,	 true)
+
+MUX_CFG(DM644X, AEAW,		0,   0,     31,	  31,	 true)
+MUX_CFG(DM644X, AEAW0,		0,   0,     1,	  0,	 true)
+MUX_CFG(DM644X, AEAW1,		0,   1,     1,	  0,	 true)
+MUX_CFG(DM644X, AEAW2,		0,   2,     1,	  0,	 true)
+MUX_CFG(DM644X, AEAW3,		0,   3,     1,	  0,	 true)
+MUX_CFG(DM644X, AEAW4,		0,   4,     1,	  0,	 true)
+
+MUX_CFG(DM644X, MSTK,		1,   9,     1,	  0,	 false)
+
+MUX_CFG(DM644X, I2C,		1,   7,     1,	  1,	 false)
+
+MUX_CFG(DM644X, MCBSP,		1,   10,    1,	  1,	 false)
+
+MUX_CFG(DM644X, UART1,		1,   1,     1,	  1,	 true)
+MUX_CFG(DM644X, UART2,		1,   2,     1,	  1,	 true)
+
+MUX_CFG(DM644X, PWM0,		1,   4,     1,	  1,	 false)
+
+MUX_CFG(DM644X, PWM1,		1,   5,     1,	  1,	 false)
+
+MUX_CFG(DM644X, PWM2,		1,   6,     1,	  1,	 false)
+
+MUX_CFG(DM644X, VLYNQEN,	0,   15,    1,	  1,	 false)
+MUX_CFG(DM644X, VLSCREN,	0,   14,    1,	  1,	 false)
+MUX_CFG(DM644X, VLYNQWD,	0,   12,    3,	  3,	 false)
+
+MUX_CFG(DM644X, EMACEN,		0,   31,    1,	  1,	 true)
+
+MUX_CFG(DM644X, GPIO3V,		0,   31,    1,	  0,	 true)
+
+MUX_CFG(DM644X, GPIO0,		0,   24,    1,	  0,	 true)
+MUX_CFG(DM644X, GPIO3,		0,   25,    1,	  0,	 false)
+MUX_CFG(DM644X, GPIO43_44,	1,   7,     1,	  0,	 false)
+MUX_CFG(DM644X, GPIO46_47,	0,   22,    1,	  0,	 true)
+
+MUX_CFG(DM644X, RGB666,		0,   22,    1,	  1,	 true)
+
+MUX_CFG(DM644X, LOEEN,		0,   24,    1,	  1,	 true)
+MUX_CFG(DM644X, LFLDEN,		0,   25,    1,	  1,	 false)
+#endif
+};
+
+/* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */
+static u8 dm644x_default_priorities[DAVINCI_N_AINTC_IRQ] = {
+	[IRQ_VDINT0]		= 2,
+	[IRQ_VDINT1]		= 6,
+	[IRQ_VDINT2]		= 6,
+	[IRQ_HISTINT]		= 6,
+	[IRQ_H3AINT]		= 6,
+	[IRQ_PRVUINT]		= 6,
+	[IRQ_RSZINT]		= 6,
+	[7]			= 7,
+	[IRQ_VENCINT]		= 6,
+	[IRQ_ASQINT]		= 6,
+	[IRQ_IMXINT]		= 6,
+	[IRQ_VLCDINT]		= 6,
+	[IRQ_USBINT]		= 4,
+	[IRQ_EMACINT]		= 4,
+	[14]			= 7,
+	[15]			= 7,
+	[IRQ_CCINT0]		= 5,	/* dma */
+	[IRQ_CCERRINT]		= 5,	/* dma */
+	[IRQ_TCERRINT0]		= 5,	/* dma */
+	[IRQ_TCERRINT]		= 5,	/* dma */
+	[IRQ_PSCIN]		= 7,
+	[21]			= 7,
+	[IRQ_IDE]		= 4,
+	[23]			= 7,
+	[IRQ_MBXINT]		= 7,
+	[IRQ_MBRINT]		= 7,
+	[IRQ_MMCINT]		= 7,
+	[IRQ_SDIOINT]		= 7,
+	[28]			= 7,
+	[IRQ_DDRINT]		= 7,
+	[IRQ_AEMIFINT]		= 7,
+	[IRQ_VLQINT]		= 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_UARTINT2]		= 3,
+	[IRQ_SPINT0]		= 3,
+	[IRQ_SPINT1]		= 3,
+	[45]			= 7,
+	[IRQ_DSP2ARM0]		= 4,
+	[IRQ_DSP2ARM1]		= 4,
+	[IRQ_GPIO0]		= 7,
+	[IRQ_GPIO1]		= 7,
+	[IRQ_GPIO2]		= 7,
+	[IRQ_GPIO3]		= 7,
+	[IRQ_GPIO4]		= 7,
+	[IRQ_GPIO5]		= 7,
+	[IRQ_GPIO6]		= 7,
+	[IRQ_GPIO7]		= 7,
+	[IRQ_GPIOBNK0]		= 7,
+	[IRQ_GPIOBNK1]		= 7,
+	[IRQ_GPIOBNK2]		= 7,
+	[IRQ_GPIOBNK3]		= 7,
+	[IRQ_GPIOBNK4]		= 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 const struct dma_slave_map dm644x_edma_map[] = {
+	{ "davinci-mcbsp", "tx", EDMA_FILTER_PARAM(0, 2) },
+	{ "davinci-mcbsp", "rx", EDMA_FILTER_PARAM(0, 3) },
+	{ "spi_davinci", "tx", EDMA_FILTER_PARAM(0, 16) },
+	{ "spi_davinci", "rx", EDMA_FILTER_PARAM(0, 17) },
+	{ "dm6441-mmc.0", "rx", EDMA_FILTER_PARAM(0, 26) },
+	{ "dm6441-mmc.0", "tx", EDMA_FILTER_PARAM(0, 27) },
+};
+
+static struct edma_soc_info dm644x_edma_pdata = {
+	.queue_priority_mapping	= queue_priority_mapping,
+	.default_queue		= EVENTQ_1,
+	.slave_map		= dm644x_edma_map,
+	.slavecnt		= ARRAY_SIZE(dm644x_edma_map),
+};
+
+static struct resource edma_resources[] = {
+	{
+		.name	= "edma3_cc",
+		.start	= 0x01c00000,
+		.end	= 0x01c00000 + SZ_64K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma3_tc0",
+		.start	= 0x01c10000,
+		.end	= 0x01c10000 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma3_tc1",
+		.start	= 0x01c10400,
+		.end	= 0x01c10400 + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.name	= "edma3_ccint",
+		.start	= DAVINCI_INTC_IRQ(IRQ_CCINT0),
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.name	= "edma3_ccerrint",
+		.start	= DAVINCI_INTC_IRQ(IRQ_CCERRINT),
+		.flags	= IORESOURCE_IRQ,
+	},
+	/* not using TC*_ERR */
+};
+
+static const struct platform_device_info dm644x_edma_device __initconst = {
+	.name		= "edma",
+	.id		= 0,
+	.dma_mask	= DMA_BIT_MASK(32),
+	.res		= edma_resources,
+	.num_res	= ARRAY_SIZE(edma_resources),
+	.data		= &dm644x_edma_pdata,
+	.size_data	= sizeof(dm644x_edma_pdata),
+};
+
+/* DM6446 EVM uses ASP0; line-out is a pair of RCA jacks */
+static struct resource dm644x_asp_resources[] = {
+	{
+		.name	= "mpu",
+		.start	= DAVINCI_ASP0_BASE,
+		.end	= DAVINCI_ASP0_BASE + SZ_8K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= DAVINCI_DMA_ASP0_TX,
+		.end	= DAVINCI_DMA_ASP0_TX,
+		.flags	= IORESOURCE_DMA,
+	},
+	{
+		.start	= DAVINCI_DMA_ASP0_RX,
+		.end	= DAVINCI_DMA_ASP0_RX,
+		.flags	= IORESOURCE_DMA,
+	},
+};
+
+static struct platform_device dm644x_asp_device = {
+	.name		= "davinci-mcbsp",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm644x_asp_resources),
+	.resource	= dm644x_asp_resources,
+};
+
+#define DM644X_VPSS_BASE	0x01c73400
+
+static struct resource dm644x_vpss_resources[] = {
+	{
+		/* VPSS Base address */
+		.name		= "vpss",
+		.start		= DM644X_VPSS_BASE,
+		.end		= DM644X_VPSS_BASE + 0xff,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device dm644x_vpss_device = {
+	.name			= "vpss",
+	.id			= -1,
+	.dev.platform_data	= "dm644x_vpss",
+	.num_resources		= ARRAY_SIZE(dm644x_vpss_resources),
+	.resource		= dm644x_vpss_resources,
+};
+
+static struct resource dm644x_vpfe_resources[] = {
+	{
+		.start          = DAVINCI_INTC_IRQ(IRQ_VDINT0),
+		.end            = DAVINCI_INTC_IRQ(IRQ_VDINT0),
+		.flags          = IORESOURCE_IRQ,
+	},
+	{
+		.start          = DAVINCI_INTC_IRQ(IRQ_VDINT1),
+		.end            = DAVINCI_INTC_IRQ(IRQ_VDINT1),
+		.flags          = IORESOURCE_IRQ,
+	},
+};
+
+static u64 dm644x_video_dma_mask = DMA_BIT_MASK(32);
+static struct resource dm644x_ccdc_resource[] = {
+	/* CCDC Base address */
+	{
+		.start          = 0x01c70400,
+		.end            = 0x01c70400 + 0xff,
+		.flags          = IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device dm644x_ccdc_dev = {
+	.name           = "dm644x_ccdc",
+	.id             = -1,
+	.num_resources  = ARRAY_SIZE(dm644x_ccdc_resource),
+	.resource       = dm644x_ccdc_resource,
+	.dev = {
+		.dma_mask               = &dm644x_video_dma_mask,
+		.coherent_dma_mask      = DMA_BIT_MASK(32),
+	},
+};
+
+static struct platform_device dm644x_vpfe_dev = {
+	.name		= CAPTURE_DRV_NAME,
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm644x_vpfe_resources),
+	.resource	= dm644x_vpfe_resources,
+	.dev = {
+		.dma_mask		= &dm644x_video_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+#define DM644X_OSD_BASE		0x01c72600
+
+static struct resource dm644x_osd_resources[] = {
+	{
+		.start	= DM644X_OSD_BASE,
+		.end	= DM644X_OSD_BASE + 0x1ff,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device dm644x_osd_dev = {
+	.name		= DM644X_VPBE_OSD_SUBDEV_NAME,
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm644x_osd_resources),
+	.resource	= dm644x_osd_resources,
+	.dev		= {
+		.dma_mask		= &dm644x_video_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+#define DM644X_VENC_BASE		0x01c72400
+
+static struct resource dm644x_venc_resources[] = {
+	{
+		.start	= DM644X_VENC_BASE,
+		.end	= DM644X_VENC_BASE + 0x17f,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+#define DM644X_VPSS_MUXSEL_PLL2_MODE          BIT(0)
+#define DM644X_VPSS_MUXSEL_VPBECLK_MODE       BIT(1)
+#define DM644X_VPSS_VENCLKEN                  BIT(3)
+#define DM644X_VPSS_DACCLKEN                  BIT(4)
+
+static int dm644x_venc_setup_clock(enum vpbe_enc_timings_type type,
+				   unsigned int pclock)
+{
+	int ret = 0;
+	u32 v = DM644X_VPSS_VENCLKEN;
+
+	switch (type) {
+	case VPBE_ENC_STD:
+		v |= DM644X_VPSS_DACCLKEN;
+		writel(v, DAVINCI_SYSMOD_VIRT(SYSMOD_VPSS_CLKCTL));
+		break;
+	case VPBE_ENC_DV_TIMINGS:
+		if (pclock <= 27000000) {
+			v |= DM644X_VPSS_DACCLKEN;
+			writel(v, DAVINCI_SYSMOD_VIRT(SYSMOD_VPSS_CLKCTL));
+		} else {
+			/*
+			 * For HD, use external clock source since
+			 * HD requires higher clock rate
+			 */
+			v |= DM644X_VPSS_MUXSEL_VPBECLK_MODE;
+			writel(v, DAVINCI_SYSMOD_VIRT(SYSMOD_VPSS_CLKCTL));
+		}
+		break;
+	default:
+		ret  = -EINVAL;
+	}
+
+	return ret;
+}
+
+static struct resource dm644x_v4l2_disp_resources[] = {
+	{
+		.start	= DAVINCI_INTC_IRQ(IRQ_VENCINT),
+		.end	= DAVINCI_INTC_IRQ(IRQ_VENCINT),
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device dm644x_vpbe_display = {
+	.name		= "vpbe-v4l2",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm644x_v4l2_disp_resources),
+	.resource	= dm644x_v4l2_disp_resources,
+	.dev		= {
+		.dma_mask		= &dm644x_video_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+static struct venc_platform_data dm644x_venc_pdata = {
+	.setup_clock	= dm644x_venc_setup_clock,
+};
+
+static struct platform_device dm644x_venc_dev = {
+	.name		= DM644X_VPBE_VENC_SUBDEV_NAME,
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(dm644x_venc_resources),
+	.resource	= dm644x_venc_resources,
+	.dev		= {
+		.dma_mask		= &dm644x_video_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+		.platform_data		= &dm644x_venc_pdata,
+	},
+};
+
+static struct platform_device dm644x_vpbe_dev = {
+	.name		= "vpbe_controller",
+	.id		= -1,
+	.dev		= {
+		.dma_mask		= &dm644x_video_dma_mask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+static struct resource dm644_gpio_resources[] = {
+	{	/* registers */
+		.start	= DAVINCI_GPIO_BASE,
+		.end	= DAVINCI_GPIO_BASE + SZ_4K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	{	/* interrupt */
+		.start	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK0),
+		.end	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK0),
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK1),
+		.end	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK1),
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK2),
+		.end	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK2),
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK3),
+		.end	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK3),
+		.flags	= IORESOURCE_IRQ,
+	},
+	{
+		.start	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK4),
+		.end	= DAVINCI_INTC_IRQ(IRQ_GPIOBNK4),
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct davinci_gpio_platform_data dm644_gpio_platform_data = {
+	.no_auto_base	= true,
+	.base		= 0,
+	.ngpio		= 71,
+};
+
+int __init dm644x_gpio_register(void)
+{
+	return davinci_gpio_register(dm644_gpio_resources,
+				     ARRAY_SIZE(dm644_gpio_resources),
+				     &dm644_gpio_platform_data);
+}
+/*----------------------------------------------------------------------*/
+
+static struct map_desc dm644x_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 dm644x_ids[] = {
+	{
+		.variant	= 0x0,
+		.part_no	= 0xb700,
+		.manufacturer	= 0x017,
+		.cpu_id		= DAVINCI_CPU_ID_DM6446,
+		.name		= "dm6446",
+	},
+	{
+		.variant	= 0x1,
+		.part_no	= 0xb700,
+		.manufacturer	= 0x017,
+		.cpu_id		= DAVINCI_CPU_ID_DM6446,
+		.name		= "dm6446a",
+	},
+};
+
+/*
+ * Bottom half of timer0 is used for clockevent, top half is used for
+ * clocksource.
+ */
+static const struct davinci_timer_cfg dm644x_timer_cfg = {
+	.reg = DEFINE_RES_IO(DAVINCI_TIMER0_BASE, SZ_4K),
+	.irq = {
+		DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT12)),
+		DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT34)),
+	},
+};
+
+static struct plat_serial8250_port dm644x_serial0_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART0_BASE,
+		.irq		= DAVINCI_INTC_IRQ(IRQ_UARTINT0),
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags	= 0,
+	}
+};
+static struct plat_serial8250_port dm644x_serial1_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART1_BASE,
+		.irq		= DAVINCI_INTC_IRQ(IRQ_UARTINT1),
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags	= 0,
+	}
+};
+static struct plat_serial8250_port dm644x_serial2_platform_data[] = {
+	{
+		.mapbase	= DAVINCI_UART2_BASE,
+		.irq		= DAVINCI_INTC_IRQ(IRQ_UARTINT2),
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
+				  UPF_IOREMAP,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+	},
+	{
+		.flags	= 0,
+	}
+};
+
+struct platform_device dm644x_serial_device[] = {
+	{
+		.name			= "serial8250",
+		.id			= PLAT8250_DEV_PLATFORM,
+		.dev			= {
+			.platform_data	= dm644x_serial0_platform_data,
+		}
+	},
+	{
+		.name			= "serial8250",
+		.id			= PLAT8250_DEV_PLATFORM1,
+		.dev			= {
+			.platform_data	= dm644x_serial1_platform_data,
+		}
+	},
+	{
+		.name			= "serial8250",
+		.id			= PLAT8250_DEV_PLATFORM2,
+		.dev			= {
+			.platform_data	= dm644x_serial2_platform_data,
+		}
+	},
+	{
+	}
+};
+
+static const struct davinci_soc_info davinci_soc_info_dm644x = {
+	.io_desc		= dm644x_io_desc,
+	.io_desc_num		= ARRAY_SIZE(dm644x_io_desc),
+	.jtag_id_reg		= 0x01c40028,
+	.ids			= dm644x_ids,
+	.ids_num		= ARRAY_SIZE(dm644x_ids),
+	.pinmux_base		= DAVINCI_SYSTEM_MODULE_BASE,
+	.pinmux_pins		= dm644x_pins,
+	.pinmux_pins_num	= ARRAY_SIZE(dm644x_pins),
+	.emac_pdata		= &dm644x_emac_pdata,
+	.sram_dma		= 0x00008000,
+	.sram_len		= SZ_16K,
+};
+
+void __init dm644x_init_asp(void)
+{
+	davinci_cfg_reg(DM644X_MCBSP);
+	platform_device_register(&dm644x_asp_device);
+}
+
+void __init dm644x_init(void)
+{
+	davinci_common_init(&davinci_soc_info_dm644x);
+	davinci_map_sysmod();
+}
+
+void __init dm644x_init_time(void)
+{
+	void __iomem *pll1, *psc;
+	struct clk *clk;
+	int rv;
+
+	clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, DM644X_REF_FREQ);
+
+	pll1 = ioremap(DAVINCI_PLL1_BASE, SZ_1K);
+	dm644x_pll1_init(NULL, pll1, NULL);
+
+	psc = ioremap(DAVINCI_PWR_SLEEP_CNTRL_BASE, SZ_4K);
+	dm644x_psc_init(NULL, psc);
+
+	clk = clk_get(NULL, "timer0");
+	if (WARN_ON(IS_ERR(clk))) {
+		pr_err("Unable to get the timer clock\n");
+		return;
+	}
+
+	rv = davinci_timer_register(clk, &dm644x_timer_cfg);
+	WARN(rv, "Unable to register the timer: %d\n", rv);
+}
+
+static struct resource dm644x_pll2_resources[] = {
+	{
+		.start	= DAVINCI_PLL2_BASE,
+		.end	= DAVINCI_PLL2_BASE + SZ_1K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device dm644x_pll2_device = {
+	.name		= "dm644x-pll2",
+	.id		= -1,
+	.resource	= dm644x_pll2_resources,
+	.num_resources	= ARRAY_SIZE(dm644x_pll2_resources),
+};
+
+void __init dm644x_register_clocks(void)
+{
+	/* PLL1 and PSC are registered in dm644x_init_time() */
+	platform_device_register(&dm644x_pll2_device);
+}
+
+int __init dm644x_init_video(struct vpfe_config *vpfe_cfg,
+				struct vpbe_config *vpbe_cfg)
+{
+	if (vpfe_cfg || vpbe_cfg)
+		platform_device_register(&dm644x_vpss_device);
+
+	if (vpfe_cfg) {
+		dm644x_vpfe_dev.dev.platform_data = vpfe_cfg;
+		platform_device_register(&dm644x_ccdc_dev);
+		platform_device_register(&dm644x_vpfe_dev);
+	}
+
+	if (vpbe_cfg) {
+		dm644x_vpbe_dev.dev.platform_data = vpbe_cfg;
+		platform_device_register(&dm644x_osd_dev);
+		platform_device_register(&dm644x_venc_dev);
+		platform_device_register(&dm644x_vpbe_dev);
+		platform_device_register(&dm644x_vpbe_display);
+	}
+
+	return 0;
+}
+
+static const struct davinci_aintc_config dm644x_aintc_config = {
+	.reg = {
+		.start		= DAVINCI_ARM_INTC_BASE,
+		.end		= DAVINCI_ARM_INTC_BASE + SZ_4K - 1,
+		.flags		= IORESOURCE_MEM,
+	},
+	.num_irqs		= 64,
+	.prios			= dm644x_default_priorities,
+};
+
+void __init dm644x_init_irq(void)
+{
+	davinci_aintc_init(&dm644x_aintc_config);
+}
+
+void __init dm644x_init_devices(void)
+{
+	struct platform_device *edma_pdev;
+	int ret;
+
+	edma_pdev = platform_device_register_full(&dm644x_edma_device);
+	if (IS_ERR(edma_pdev))
+		pr_warn("%s: Failed to register eDMA\n", __func__);
+
+	platform_device_register(&dm644x_mdio_device);
+	platform_device_register(&dm644x_emac_device);
+
+	ret = davinci_init_wdt();
+	if (ret)
+		pr_warn("%s: watchdog init failed: %d\n", __func__, ret);
+
+}