From: Muralidharan Karicheri <m-kariche...@ti.com>
DM644x platform and board setup
This adds plarform and board setup changes required to support
vpfe capture driver on DM644x
summary of changes:-
1) replaced v4l2_routing structure with vpfe structure
2) input names changed to Composite and S-Video
3) bus parameters defined for ccdc
Reviewed by: Hans Verkuil <hverk...@xs4all.nl>
Reviewed by: Laurent Pinchart <laurent.pinch...@skynet.be>
Reviewed by: Kevin Hilman <khil...@deeprootsystems.com>
Reviewed by: David Brownell <davi...@pacbell.net>
Signed-off-by: Muralidharan Karicheri <m-kariche...@ti.com>
---
Applies to Davinci GIT Tree
arch/arm/mach-davinci/board-dm644x-evm.c | 72 ++++++++++++++++++++++++++-
arch/arm/mach-davinci/dm644x.c | 56 +++++++++++++++++++++
arch/arm/mach-davinci/include/mach/dm644x.h | 2 +
3 files changed, 128 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c
b/arch/arm/mach-davinci/board-dm644x-evm.c
index d9d4045..54f084b 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -28,7 +28,8 @@
#include <linux/io.h>
#include <linux/phy.h>
#include <linux/clk.h>
-
+#include <linux/videodev2.h>
+#include <media/tvp514x.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
@@ -195,6 +196,62 @@ static struct platform_device davinci_fb_device = {
.num_resources = 0,
};
+#define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
+/* Inputs available at the TVP5146 */
+static struct v4l2_input tvp5146_inputs[] = {
+ {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .std = TVP514X_STD_ALL,
+ },
+ {
+ .index = 1,
+ .name = "S-Video",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .std = TVP514X_STD_ALL,
+ },
+};
+
+/*
+ * this is the route info for connecting each input to decoder
+ * ouput that goes to vpfe. There is a one to one correspondence
+ * with tvp5146_inputs
+ */
+static struct vpfe_route tvp5146_routes[] = {
+ {
+ .input = INPUT_CVBS_VI2B,
+ .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ },
+ {
+ .input = INPUT_SVIDEO_VI2C_VI1C,
+ .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ },
+};
+
+static struct vpfe_subdev_info vpfe_sub_devs[] = {
+ {
+ .name = "tvp5146",
+ .grp_id = 0,
+ .num_inputs = ARRAY_SIZE(tvp5146_inputs),
+ .inputs = tvp5146_inputs,
+ .routes = tvp5146_routes,
+ .can_route = 1,
+ .ccdc_if_params = {
+ .if_type = VPFE_BT656,
+ .hdpol = VPFE_PINPOL_POSITIVE,
+ .vdpol = VPFE_PINPOL_POSITIVE,
+ },
+ },
+};
+
+static struct vpfe_config vpfe_cfg = {
+ .num_subdevs = ARRAY_SIZE(vpfe_sub_devs),
+ .sub_devs = vpfe_sub_devs,
+ .card_name = "DM6446 EVM",
+ .ccdc = "DM6446 CCDC",
+};
+
static struct platform_device rtc_dev = {
.name = "rtc_davinci_evm",
.id = -1,
@@ -447,6 +504,12 @@ static struct at24_platform_data eeprom_info = {
.context = (void *)0x7f00,
};
+static struct tvp514x_platform_data tvp5146_pdata = {
+ .clk_polarity = 0,
+ .hs_polarity = 1,
+ .vs_polarity = 1
+};
+
/*
* MSP430 supports RTC, card detection, input from IR remote, and
* a bit more. It triggers interrupts on GPIO(7) from pressing
@@ -558,9 +621,12 @@ static struct i2c_board_info __initdata i2c_info[] = {
I2C_BOARD_INFO("24c256", 0x50),
.platform_data = &eeprom_info,
},
+ {
+ I2C_BOARD_INFO("tvp5146", 0x5d),
+ .platform_data = &tvp5146_pdata,
+ },
/* ALSO:
* - tvl320aic33 audio codec (0x1b)
- * - tvp5146 video decoder (0x5d)
*/
};
@@ -591,6 +657,8 @@ static struct davinci_uart_config uart_config __initdata = {
static void __init
davinci_evm_map_io(void)
{
+ /* setup input configuration for VPFE input devices */
+ dm644x_set_vpfe_config(&vpfe_cfg);
dm644x_init();
}
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index dd58f08..09993cc 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -549,6 +549,59 @@ static struct platform_device dm644x_edma_device = {
.resource = edma_resources,
};
+static struct resource dm644x_vpss_resources[] = {
+ {
+ /* VPSS Base address */
+ .name = "vpss",
+ .start = 0x01c73400,
+ .end = 0x01c73400 + 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 vpfe_resources[] = {
+ {
+ .start = IRQ_VDINT0,
+ .end = IRQ_VDINT0,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = IRQ_VDINT1,
+ .end = IRQ_VDINT1,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = 0x01c70400,
+ .end = 0x01c70400 + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+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 dm644x_set_vpfe_config(struct vpfe_config *cfg)
+{
+ vpfe_capture_dev.dev.platform_data = cfg;
+}
+
/*----------------------------------------------------------------------*/
static struct map_desc dm644x_io_desc[] = {
@@ -677,6 +730,9 @@ static int __init dm644x_init_devices(void)
platform_device_register(&dm644x_edma_device);
platform_device_register(&dm644x_emac_device);
+ platform_device_register(&dm644x_vpss_device);
+ platform_device_register(&vpfe_capture_dev);
+
return 0;
}
postcore_initcall(dm644x_init_devices);
diff --git a/arch/arm/mach-davinci/include/mach/dm644x.h
b/arch/arm/mach-davinci/include/mach/dm644x.h
index 15d42b9..0066db3 100644
--- a/arch/arm/mach-davinci/include/mach/dm644x.h
+++ b/arch/arm/mach-davinci/include/mach/dm644x.h
@@ -25,6 +25,7 @@
#include <linux/platform_device.h>
#include <mach/hardware.h>
#include <mach/emac.h>
+#include <media/davinci/vpfe_capture.h>
#define DM644X_EMAC_BASE (0x01C80000)
#define DM644X_EMAC_CNTRL_OFFSET (0x0000)
@@ -34,5 +35,6 @@
#define DM644X_EMAC_CNTRL_RAM_SIZE (0x2000)
void __init dm644x_init(void);
+void dm644x_set_vpfe_config(struct vpfe_config *cfg);
#endif /* __ASM_ARCH_DM644X_H */
--
1.6.0.4
--
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