davinci: DM355 - platform changes for vpfe capture

DM355 platform and board setup

This has platform and board setup changes to support vpfe capture
driver for DM355 EVMs.

Tested video capture on DM355 using tvp514x

Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl>
Reviewed-by: Laurent Pinchart <laurent.pinchart@skynet.be>
Reviewed-by: David Brownell <david-b@pacbell.net>
Signed-off-by: Muralidharan Karicheri <m-karicheri2@ti.com>
Signed-off-by: Denys Dmytriyenko <denis@denix.org>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

1 files changed, 83 insertions, 0 deletions

diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 4f42169c029c..059670018aff 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -488,6 +488,14 @@ 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
 };
 
@@ -659,6 +667,67 @@ static struct platform_device dm355_asp1_device = {
         .resource       = dm355_asp1_resources,
 };
 
+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,
+        },
+        /* CCDC Base address */
+        {
+                .flags          = IORESOURCE_MEM,
+                .start          = 0x01c70600,
+                .end            = 0x01c70600 + 0x1ff,
+        },
+};
+
+static u64 vpfe_capture_dma_mask = DMA_BIT_MASK(32);
+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),
+        },
+};
+
+void dm355_set_vpfe_config(struct vpfe_config *cfg)
+{
+        vpfe_capture_dev.dev.platform_data = cfg;
+}
+
 /*----------------------------------------------------------------------*/
 
 static struct map_desc dm355_io_desc[] = {
@@ -792,6 +861,20 @@ static int __init dm355_init_devices(void)
 
         davinci_cfg_reg(DM355_INT_EDMA_CC);
         platform_device_register(&dm355_edma_device);
+        platform_device_register(&dm355_vpss_device);
+        /*
+         * setup Mux configuration for vpfe input and register
+         * vpfe capture platform device
+         */
+        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);
+        platform_device_register(&vpfe_capture_dev);
+
         return 0;
 }
 postcore_initcall(dm355_init_devices);