Messages in this thread | | | From | Prabhakar Lad <> | Date | Fri, 7 Sep 2012 23:04:15 +0530 | Subject | Re: [PATCH v2 2/2] ARM: da850/omap-l138: Add EVM specific code for VPIF to work |
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Hi Sekhar,
Thanks for the review.
On Fri, Sep 7, 2012 at 10:48 PM, Sekhar Nori <nsekhar@ti.com> wrote: > Hi Prabhakar, > > On 8/20/2012 7:38 PM, Prabhakar Lad wrote: >> From: Manjunath Hadli <manjunath.hadli@ti.com> >> >> Include the expander settings to select VPIF peripheral on >> UI card and add registration call in EVM init. Also add platform >> data to configure display and capture devices. >> >> Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com> >> Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com> >> Cc: Sekhar Nori <nsekhar@ti.com> >> --- >> arch/arm/mach-davinci/Kconfig | 9 ++ >> arch/arm/mach-davinci/board-da850-evm.c | 178 +++++++++++++++++++++++++++++++ >> 2 files changed, 187 insertions(+), 0 deletions(-) >> >> diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig >> index ab99c3c..436b47c 100644 >> --- a/arch/arm/mach-davinci/Kconfig >> +++ b/arch/arm/mach-davinci/Kconfig >> @@ -186,6 +186,15 @@ config DA850_UI_RMII >> NOTE: Please take care while choosing this option, MII PHY will >> not be functional if RMII mode is selected. >> >> +config DA850_UI_SD_VIDEO_PORT >> + bool "Video Port Interface" >> + help >> + Say Y if you want to use Video Port Interface (VPIF) on the >> + DA850/OMAP-L138 EVM. The Video decoders/encoders are found on the >> + UI daughter card that is supplied with the EVM. > >> + NOTE: Please make sure to disable RMII and CLCD options when you >> + select Video Port Interface. > > I thought you agreed to remove this note. CLCD is not present in > mainline and RMII cannot be selected along with video because of the > choice. So, the note is basically useless. > Ok.
>> + >> endchoice >> >> config DA850_WL12XX >> diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c >> index 0149fb4..cdbbced 100644 >> --- a/arch/arm/mach-davinci/board-da850-evm.c >> +++ b/arch/arm/mach-davinci/board-da850-evm.c >> @@ -45,6 +45,8 @@ >> #include <mach/aemif.h> >> #include <mach/spi.h> >> >> +#include <media/tvp514x.h> >> + >> #define DA850_EVM_PHY_ID "davinci_mdio-0:00" >> #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8) >> #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15) >> @@ -121,6 +123,12 @@ static struct spi_board_info da850evm_spi_info[] = { >> }, >> }; >> >> +#define TVP5147_CH0 "tvp514x-0" >> +#define TVP5147_CH1 "tvp514x-1" >> + >> +#define VPIF_STATUS 0x002c >> +#define VPIF_STATUS_CLR 0x0030 >> + >> #ifdef CONFIG_MTD >> static void da850_evm_m25p80_notify_add(struct mtd_info *mtd) >> { >> @@ -452,6 +460,15 @@ static void da850_evm_ui_keys_init(unsigned gpio) >> } >> } >> >> +#ifdef CONFIG_DA850_UI_SD_VIDEO_PORT >> +static inline void da850_evm_setup_video_port(int video_sel) >> +{ >> + gpio_set_value_cansleep(video_sel, 0); >> +} >> +#else >> +static inline void da850_evm_setup_video_port(int video_sel) { } >> +#endif >> + >> static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio, >> unsigned ngpio, void *c) >> { >> @@ -497,6 +514,8 @@ static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio, >> >> da850_evm_setup_emac_rmii(sel_a); >> >> + da850_evm_setup_video_port(sel_c); >> + >> return 0; >> >> exp_setup_keys_fail: >> @@ -1149,6 +1168,133 @@ static __init int da850_evm_init_cpufreq(void) >> static __init int da850_evm_init_cpufreq(void) { return 0; } >> #endif >> >> +#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT) >> + >> +/* VPIF capture configuration */ >> +static struct tvp514x_platform_data tvp5146_pdata = { >> + .clk_polarity = 0, >> + .hs_polarity = 1, >> + .vs_polarity = 1 > > A ',' needed at the end of above line. It will be nice to line up the > initialization using tabs too. > Ok.
>> +}; >> + >> +#define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL) >> + >> +static const struct vpif_input da850_ch0_inputs[] = { >> + { >> + .input = { >> + .index = 0, >> + .name = "Composite", >> + .type = V4L2_INPUT_TYPE_CAMERA, >> + .std = TVP514X_STD_ALL, >> + }, >> + .subdev_name = TVP5147_CH0, >> + }, >> +}; >> + >> +static const struct vpif_input da850_ch1_inputs[] = { >> + { >> + .input = { >> + .index = 0, >> + .name = "S-Video", >> + .type = V4L2_INPUT_TYPE_CAMERA, >> + .std = TVP514X_STD_ALL, >> + }, >> + .subdev_name = TVP5147_CH1, >> + }, >> +}; >> +#endif >> + >> +static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = { >> +#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT) > > You agreed to get rid of these multiple ifdefs but you have not fixed that. > I have merged the top one, at later stage when we go ahead and add sensor support then we would have require to have define two da850_vpif_capture_sdev_info so to avoid it I have kept this one.
>> + { >> + .name = TVP5147_CH0, >> + .board_info = { >> + I2C_BOARD_INFO("tvp5146", 0x5d), >> + .platform_data = &tvp5146_pdata, >> + }, >> + .input = INPUT_CVBS_VI2B, >> + .output = OUTPUT_10BIT_422_EMBEDDED_SYNC, >> + .can_route = 1, >> + .vpif_if = { >> + .if_type = VPIF_IF_BT656, >> + .hd_pol = 1, >> + .vd_pol = 1, >> + .fid_pol = 0, >> + }, >> + }, >> + { >> + .name = TVP5147_CH1, >> + .board_info = { >> + I2C_BOARD_INFO("tvp5146", 0x5c), >> + .platform_data = &tvp5146_pdata, >> + }, >> + .input = INPUT_SVIDEO_VI2C_VI1C, >> + .output = OUTPUT_10BIT_422_EMBEDDED_SYNC, >> + .can_route = 1, >> + .vpif_if = { >> + .if_type = VPIF_IF_BT656, >> + .hd_pol = 1, >> + .vd_pol = 1, >> + .fid_pol = 0, >> + }, >> + }, >> +#endif >> +}; >> + >> +static struct vpif_capture_config da850_vpif_capture_config = { >> + .subdev_info = da850_vpif_capture_sdev_info, >> + .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info), >> +#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT) >> + .chan_config[0] = { >> + .inputs = da850_ch0_inputs, >> + .input_count = ARRAY_SIZE(da850_ch0_inputs), >> + }, >> + .chan_config[1] = { >> + .inputs = da850_ch1_inputs, >> + .input_count = ARRAY_SIZE(da850_ch1_inputs), >> + }, >> +#endif >> + .card_name = "DA850/OMAP-L138 Video Capture", >> +}; >> + >> +/* VPIF display configuration */ >> +static struct vpif_subdev_info da850_vpif_subdev[] = { >> + { >> + .name = "adv7343", >> + .board_info = { >> + I2C_BOARD_INFO("adv7343", 0x2a), >> + }, >> + }, >> +}; >> + >> +static const char const *vpif_output[] = { >> + "Composite", >> + "Component", >> + "S-Video", >> +}; >> + >> +static struct vpif_display_config da850_vpif_display_config = { >> + .subdevinfo = da850_vpif_subdev, >> + .subdev_count = ARRAY_SIZE(da850_vpif_subdev), >> + .output = vpif_output, >> + .output_count = ARRAY_SIZE(vpif_output), >> + .card_name = "DA850/OMAP-L138 Video Display", >> +}; >> + >> +#if defined(CONFIG_VIDEO_DAVINCI_VPIF_DISPLAY) ||\ >> + defined(CONFIG_VIDEO_DAVINCI_VPIF_DISPLAY_MODULE) >> +#define HAS_VPIF_DISPLAY 1 >> +#else >> +#define HAS_VPIF_DISPLAY 0 >> +#endif >> + >> +#if defined(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE) ||\ >> + defined(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE_MODULE) >> +#define HAS_VPIF_CAPTURE 1 >> +#else >> +#define HAS_VPIF_CAPTURE 0 >> +#endif >> + >> #ifdef CONFIG_DA850_WL12XX >> >> static void wl12xx_set_power(int index, bool power_on) >> @@ -1375,6 +1521,38 @@ static __init void da850_evm_init(void) >> pr_warning("da850_evm_init: suspend registration failed: %d\n", >> ret); >> >> + if (HAS_VPIF_DISPLAY || HAS_VPIF_CAPTURE) { >> + ret = da850_register_vpif(); >> + if (ret) >> + pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret); >> + } >> + >> + if (HAS_VPIF_CAPTURE) { >> + ret = davinci_cfg_reg_list(da850_vpif_capture_pins); >> + if (ret) >> + pr_warn( >> + "da850_evm_init: VPIF capture mux setup failed: %d\n", >> + ret); >> + >> + ret = da850_register_vpif_capture(&da850_vpif_capture_config); >> + if (ret) >> + pr_warn( >> + "da850_evm_init: VPIF capture setup failed: %d\n", ret); >> + } >> + >> + if (HAS_VPIF_DISPLAY) { >> + ret = davinci_cfg_reg_list(da850_vpif_display_pins); >> + if (ret) >> + pr_warn( >> + "da850_evm_init: VPIF display mux setup failed: %d\n", >> + ret); >> + >> + ret = da850_register_vpif_display(&da850_vpif_display_config); >> + if (ret) >> + pr_warn( >> + "da850_evm_init: VPIF display setup failed: %d\n", ret); >> + } >> + > > Registering the platform device only when driver is configured is not > required. Platform device registration should just reflect what is > present in the hardware. Removing this should also get rid of the ugly > line breaks above. > Ok.
Thanks, --Prabhakar
> Thanks, > Sekhar > _______________________________________________ > Davinci-linux-open-source mailing list > Davinci-linux-open-source@linux.davincidsp.com > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
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