* [PATCH v8 1/2] ARM: davinci: dm365: add support for v4l2 video display
2013-04-02 11:54 [PATCH v8 0/2] ARM: davinci: add support for dm365 vpbe display Prabhakar lad
@ 2013-04-02 11:54 ` Prabhakar lad
2013-04-04 9:33 ` Sekhar Nori
2013-04-02 11:54 ` [PATCH v8 2/2] ARM: davinci: dm365 EVM: add support for VPBE display Prabhakar lad
1 sibling, 1 reply; 6+ messages in thread
From: Prabhakar lad @ 2013-04-02 11:54 UTC (permalink / raw)
To: linux-arm-kernel
From: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Create platform devices for various video modules like venc,osd,
vpbe and v4l2 driver for dm365.
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
---
arch/arm/mach-davinci/board-dm365-evm.c | 4 +-
arch/arm/mach-davinci/davinci.h | 7 +-
arch/arm/mach-davinci/dm365.c | 185 +++++++++++++++++++++++++++++--
3 files changed, 184 insertions(+), 12 deletions(-)
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index c2d4958..cf77c46 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -564,8 +564,6 @@ static struct davinci_uart_config uart_config __initdata = {
static void __init dm365_evm_map_io(void)
{
- /* setup input configuration for VPFE input devices */
- dm365_set_vpfe_config(&vpfe_cfg);
dm365_init();
}
@@ -597,6 +595,8 @@ static __init void dm365_evm_init(void)
davinci_setup_mmc(0, &dm365evm_mmc_config);
+ dm365_init_video(&vpfe_cfg, NULL);
+
/* maybe setup mmc1/etc ... _after_ mmc0 */
evm_init_cpld();
diff --git a/arch/arm/mach-davinci/davinci.h b/arch/arm/mach-davinci/davinci.h
index 12d544b..a9de512 100644
--- a/arch/arm/mach-davinci/davinci.h
+++ b/arch/arm/mach-davinci/davinci.h
@@ -36,8 +36,13 @@
#include <media/davinci/vpbe_osd.h>
#define DAVINCI_SYSTEM_MODULE_BASE 0x01c40000
+#define SYSMOD_VDAC_CONFIG 0x2c
#define SYSMOD_VIDCLKCTL 0x38
#define SYSMOD_VPSS_CLKCTL 0x44
+#define VPSS_VENCCLKEN_ENABLE BIT(3)
+#define VPSS_DACCLKEN_ENABLE BIT(4)
+#define VPSS_PLLC2SYSCLK5_ENABLE BIT(5)
+
#define SYSMOD_VDD3P3VPWDN 0x48
#define SYSMOD_VSCLKDIS 0x6c
#define SYSMOD_PUPDCTL1 0x7c
@@ -84,7 +89,7 @@ void __init dm365_init_ks(struct davinci_ks_platform_data *pdata);
void __init dm365_init_rtc(void);
void dm365_init_spi0(unsigned chipselect_mask,
const struct spi_board_info *info, unsigned len);
-void dm365_set_vpfe_config(struct vpfe_config *cfg);
+int dm365_init_video(struct vpfe_config *, struct vpbe_config *);
/* DM644x function declarations */
void __init dm644x_init(void);
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index c61dd94..786c860 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -40,10 +40,14 @@
#define DM365_REF_FREQ 24000000 /* 24 MHz on the DM365 EVM */
+#define DM365_RTC_BASE 0x01c69000
+
/* Base of key scan register bank */
#define DM365_KEYSCAN_BASE 0x01c69400
-#define DM365_RTC_BASE 0x01c69000
+#define DM365_OSD_BASE 0x01c71c00
+
+#define DM365_VENC_BASE 0x01c71e00
#define DAVINCI_DM365_VC_BASE 0x01d0c000
#define DAVINCI_DMA_VC_TX 2
@@ -1233,6 +1237,177 @@ static struct platform_device dm365_isif_dev = {
},
};
+static struct resource dm365_osd_resources[] = {
+ {
+ .start = DM365_OSD_BASE,
+ .end = DM365_OSD_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static u64 dm365_video_dma_mask = DMA_BIT_MASK(32);
+
+static struct platform_device dm365_osd_dev = {
+ .name = DM365_VPBE_OSD_SUBDEV_NAME,
+ .id = -1,
+ .num_resources = ARRAY_SIZE(dm365_osd_resources),
+ .resource = dm365_osd_resources,
+ .dev = {
+ .dma_mask = &dm365_video_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+static struct resource dm365_venc_resources[] = {
+ {
+ .start = IRQ_VENCINT,
+ .end = IRQ_VENCINT,
+ .flags = IORESOURCE_IRQ,
+ },
+ /* venc registers io space */
+ {
+ .start = DM365_VENC_BASE,
+ .end = DM365_VENC_BASE + 0x177,
+ .flags = IORESOURCE_MEM,
+ },
+ /* vdaccfg registers 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 dm365_v4l2_disp_resources[] = {
+ {
+ .start = IRQ_VENCINT,
+ .end = IRQ_VENCINT,
+ .flags = IORESOURCE_IRQ,
+ },
+ /* venc registers io space */
+ {
+ .start = DM365_VENC_BASE,
+ .end = DM365_VENC_BASE + 0x177,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static int dm365_vpbe_setup_pinmux(enum v4l2_mbus_pixelcode if_type,
+ int field)
+{
+ switch (if_type) {
+ case V4L2_MBUS_FMT_SGRBG8_1X8:
+ davinci_cfg_reg(DM365_VOUT_FIELD_G81);
+ davinci_cfg_reg(DM365_VOUT_COUTL_EN);
+ davinci_cfg_reg(DM365_VOUT_COUTH_EN);
+ break;
+
+ case V4L2_MBUS_FMT_YUYV10_1X20:
+ if (field)
+ davinci_cfg_reg(DM365_VOUT_FIELD);
+ else
+ davinci_cfg_reg(DM365_VOUT_FIELD_G81);
+ davinci_cfg_reg(DM365_VOUT_COUTL_EN);
+ davinci_cfg_reg(DM365_VOUT_COUTH_EN);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int dm365_venc_setup_clock(enum vpbe_enc_timings_type type,
+ unsigned int pclock)
+{
+ void __iomem *vpss_clkctl_reg;
+ u32 val;
+
+ vpss_clkctl_reg = DAVINCI_SYSMOD_VIRT(SYSMOD_VPSS_CLKCTL);
+
+ switch (type) {
+ case VPBE_ENC_STD:
+ val = VPSS_VENCCLKEN_ENABLE | VPSS_DACCLKEN_ENABLE;
+ break;
+
+ case VPBE_ENC_DV_TIMINGS:
+ if (pclock <= 27000000) {
+ val = VPSS_VENCCLKEN_ENABLE | VPSS_DACCLKEN_ENABLE;
+ } else {
+ /* set sysclk4 to output 74.25 MHz from pll1 */
+ val = VPSS_PLLC2SYSCLK5_ENABLE | VPSS_DACCLKEN_ENABLE |
+ VPSS_VENCCLKEN_ENABLE;
+ }
+ break;
+
+ default:
+ return -EINVAL;
+ }
+ writel(val, vpss_clkctl_reg);
+
+ return 0;
+}
+
+static struct platform_device dm365_vpbe_display = {
+ .name = "vpbe-v4l2",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(dm365_v4l2_disp_resources),
+ .resource = dm365_v4l2_disp_resources,
+ .dev = {
+ .dma_mask = &dm365_video_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+struct venc_platform_data dm365_venc_pdata = {
+ .setup_pinmux = dm365_vpbe_setup_pinmux,
+ .setup_clock = dm365_venc_setup_clock,
+};
+
+static struct platform_device dm365_venc_dev = {
+ .name = DM365_VPBE_VENC_SUBDEV_NAME,
+ .id = -1,
+ .num_resources = ARRAY_SIZE(dm365_venc_resources),
+ .resource = dm365_venc_resources,
+ .dev = {
+ .dma_mask = &dm365_video_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = (void *)&dm365_venc_pdata,
+ },
+};
+
+static struct platform_device dm365_vpbe_dev = {
+ .name = "vpbe_controller",
+ .id = -1,
+ .dev = {
+ .dma_mask = &dm365_video_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
+};
+
+int __init dm365_init_video(struct vpfe_config *vpfe_cfg,
+ struct vpbe_config *vpbe_cfg)
+{
+ if (vpfe_cfg || vpbe_cfg)
+ platform_device_register(&dm365_vpss_device);
+
+ if (vpfe_cfg) {
+ vpfe_capture_dev.dev.platform_data = vpfe_cfg;
+ platform_device_register(&dm365_isif_dev);
+ platform_device_register(&vpfe_capture_dev);
+ }
+ if (vpbe_cfg) {
+ dm365_vpbe_dev.dev.platform_data = vpbe_cfg;
+ platform_device_register(&dm365_osd_dev);
+ platform_device_register(&dm365_venc_dev);
+ platform_device_register(&dm365_vpbe_dev);
+ platform_device_register(&dm365_vpbe_display);
+ }
+
+ return 0;
+}
+
static int __init dm365_init_devices(void)
{
if (!cpu_is_davinci_dm365())
@@ -1246,14 +1421,6 @@ static int __init dm365_init_devices(void)
clk_add_alias(NULL, dev_name(&dm365_mdio_device.dev),
NULL, &dm365_emac_device.dev);
- platform_device_register(&dm365_vpss_device);
- platform_device_register(&dm365_isif_dev);
- platform_device_register(&vpfe_capture_dev);
return 0;
}
postcore_initcall(dm365_init_devices);
-
-void dm365_set_vpfe_config(struct vpfe_config *cfg)
-{
- vpfe_capture_dev.dev.platform_data = cfg;
-}
--
1.7.4.1
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCH v8 2/2] ARM: davinci: dm365 EVM: add support for VPBE display
2013-04-02 11:54 [PATCH v8 0/2] ARM: davinci: add support for dm365 vpbe display Prabhakar lad
2013-04-02 11:54 ` [PATCH v8 1/2] ARM: davinci: dm365: add support for v4l2 video display Prabhakar lad
@ 2013-04-02 11:54 ` Prabhakar lad
2013-04-04 9:35 ` Sekhar Nori
1 sibling, 1 reply; 6+ messages in thread
From: Prabhakar lad @ 2013-04-02 11:54 UTC (permalink / raw)
To: linux-arm-kernel
From: Lad, Prabhakar <prabhakar.csengg@gmail.com>
add support for V4L2 video display to DM365 EVM.
Support for SD and ED modes is provided, along with Composite
and Component outputs.
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
---
arch/arm/mach-davinci/board-dm365-evm.c | 164 ++++++++++++++++++++++++++++++-
1 files changed, 163 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index cf77c46..0518ce5 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -27,6 +27,7 @@
#include <linux/input.h>
#include <linux/spi/spi.h>
#include <linux/spi/eeprom.h>
+#include <linux/v4l2-dv-timings.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -39,6 +40,7 @@
#include <linux/platform_data/mtd-davinci.h>
#include <linux/platform_data/keyscan-davinci.h>
+#include <media/ths7303.h>
#include <media/tvp514x.h>
#include "davinci.h"
@@ -374,6 +376,166 @@ static struct vpfe_config vpfe_cfg = {
.ccdc = "ISIF",
};
+/* venc standards timings */
+static struct vpbe_enc_mode_info dm365evm_enc_std_timing[] = {
+ {
+ .name = "ntsc",
+ .timings_type = VPBE_ENC_STD,
+ .std_id = V4L2_STD_525_60,
+ .interlaced = 1,
+ .xres = 720,
+ .yres = 480,
+ .aspect = {11, 10},
+ .fps = {30000, 1001},
+ .left_margin = 0x79,
+ .upper_margin = 0x10,
+ },
+ {
+ .name = "pal",
+ .timings_type = VPBE_ENC_STD,
+ .std_id = V4L2_STD_625_50,
+ .interlaced = 1,
+ .xres = 720,
+ .yres = 576,
+ .aspect = {54, 59},
+ .fps = {25, 1},
+ .left_margin = 0x7E,
+ .upper_margin = 0x16,
+ },
+};
+
+/* venc dv timings */
+static struct vpbe_enc_mode_info dm365evm_enc_preset_timing[] = {
+ {
+ .name = "480p59_94",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_720X480P59_94,
+ .interlaced = 0,
+ .xres = 720,
+ .yres = 480,
+ .aspect = {1, 1},
+ .fps = {5994, 100},
+ .left_margin = 0x8F,
+ .upper_margin = 0x2D,
+ },
+ {
+ .name = "576p50",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_720X576P50,
+ .interlaced = 0,
+ .xres = 720,
+ .yres = 576,
+ .aspect = {1, 1},
+ .fps = {50, 1},
+ .left_margin = 0x8C,
+ .upper_margin = 0x36,
+ },
+ {
+ .name = "720p60",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_1280X720P60,
+ .interlaced = 0,
+ .xres = 1280,
+ .yres = 720,
+ .aspect = {1, 1},
+ .fps = {60, 1},
+ .left_margin = 0x117,
+ .right_margin = 70,
+ .upper_margin = 38,
+ .lower_margin = 3,
+ .hsync_len = 80,
+ .vsync_len = 5,
+ },
+ {
+ .name = "1080i60",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_1920X1080I60,
+ .interlaced = 1,
+ .xres = 1920,
+ .yres = 1080,
+ .aspect = {1, 1},
+ .fps = {30, 1},
+ .left_margin = 0xc9,
+ .right_margin = 80,
+ .upper_margin = 30,
+ .lower_margin = 3,
+ .hsync_len = 88,
+ .vsync_len = 5,
+ },
+};
+
+#define VENC_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
+
+/*
+ * The outputs available from VPBE + ecnoders. Keep the
+ * the order same as that of encoders. First those from venc followed by that
+ * from encoders. Index in the output refers to index on a particular
+ * encoder.Driver uses this index to pass it to encoder when it supports more
+ * than one output. Application uses index of the array to set an output.
+ */
+static struct vpbe_output dm365evm_vpbe_outputs[] = {
+ {
+ .output = {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .std = VENC_STD_ALL,
+ .capabilities = V4L2_OUT_CAP_STD,
+ },
+ .subdev_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ .default_mode = "ntsc",
+ .num_modes = ARRAY_SIZE(dm365evm_enc_std_timing),
+ .modes = dm365evm_enc_std_timing,
+ .if_params = V4L2_MBUS_FMT_FIXED,
+ },
+ {
+ .output = {
+ .index = 1,
+ .name = "Component",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_DV_TIMINGS,
+ },
+ .subdev_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ .default_mode = "480p59_94",
+ .num_modes = ARRAY_SIZE(dm365evm_enc_preset_timing),
+ .modes = dm365evm_enc_preset_timing,
+ .if_params = V4L2_MBUS_FMT_FIXED,
+ },
+};
+
+/*
+ * Amplifiers on the board
+ */
+struct ths7303_platform_data ths7303_pdata = {
+ .ch_1 = 3,
+ .ch_2 = 3,
+ .ch_3 = 3,
+ .init_enable = 1,
+};
+
+static struct amp_config_info vpbe_amp = {
+ .module_name = "ths7303",
+ .is_i2c = 1,
+ .board_info = {
+ I2C_BOARD_INFO("ths7303", 0x2c),
+ .platform_data = &ths7303_pdata,
+ }
+};
+
+static struct vpbe_config dm365evm_display_cfg = {
+ .module_name = "dm365-vpbe-display",
+ .i2c_adapter_id = 1,
+ .amp = &vpbe_amp,
+ .osd = {
+ .module_name = DM365_VPBE_OSD_SUBDEV_NAME,
+ },
+ .venc = {
+ .module_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ },
+ .num_outputs = ARRAY_SIZE(dm365evm_vpbe_outputs),
+ .outputs = dm365evm_vpbe_outputs,
+};
+
static void __init evm_init_i2c(void)
{
davinci_init_i2c(&i2c_pdata);
@@ -595,7 +757,7 @@ static __init void dm365_evm_init(void)
davinci_setup_mmc(0, &dm365evm_mmc_config);
- dm365_init_video(&vpfe_cfg, NULL);
+ dm365_init_video(&vpfe_cfg, &dm365evm_display_cfg);
/* maybe setup mmc1/etc ... _after_ mmc0 */
evm_init_cpld();
--
1.7.4.1
^ permalink raw reply related [flat|nested] 6+ messages in thread