From: Vaibhav Hiremath Date: Thu, 10 Sep 2009 15:11:34 +0000 (+0530) Subject: OMAP3: Enable DSS2 for OMAP3EVM board X-Git-Url: http://arago-project.org/git/people/?p=vaibhav%2Fti-psp-omap-video.git;a=commitdiff_plain;h=1022536cf655419eac21299eac837f57f8f72eef OMAP3: Enable DSS2 for OMAP3EVM board Tested - - Validated all three outut interfaces (LCD, DVI and TV) TODO: - Enable selection for both S-Video and Composite TV out - DVI color (VPLL2_DEV_GRP should be equal to 0x7) --- diff --git a/arch/arm/configs/omap3_evm_defconfig b/arch/arm/configs/omap3_evm_defconfig index d5ff477..ba395a2 100644 --- a/arch/arm/configs/omap3_evm_defconfig +++ b/arch/arm/configs/omap3_evm_defconfig @@ -903,7 +903,56 @@ CONFIG_DAB=y # # CONFIG_VGASTATE is not set CONFIG_VIDEO_OUTPUT_CONTROL=m -# CONFIG_FB is not set +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set +# CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set +CONFIG_FB_CFB_FILLRECT=y +CONFIG_FB_CFB_COPYAREA=y +CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set +# CONFIG_FB_SYS_FILLRECT is not set +# CONFIG_FB_SYS_COPYAREA is not set +# CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set +# CONFIG_FB_SYS_FOPS is not set +# CONFIG_FB_SVGALIB is not set +# CONFIG_FB_MACMODES is not set +# CONFIG_FB_BACKLIGHT is not set +# CONFIG_FB_MODE_HELPERS is not set +# CONFIG_FB_TILEBLITTING is not set + +# +# Frame buffer hardware drivers +# +# CONFIG_FB_S1D13XXX is not set +# CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +# CONFIG_FB_BROADSHEET is not set +# CONFIG_FB_OMAP_BOOTLOADER_INIT is not set +CONFIG_OMAP2_VRAM=y +CONFIG_OMAP2_VRFB=y +CONFIG_OMAP2_DSS=y +CONFIG_OMAP2_VRAM_SIZE=4 +# CONFIG_OMAP2_DSS_DEBUG_SUPPORT is not set +# CONFIG_OMAP2_DSS_RFBI is not set +CONFIG_OMAP2_DSS_VENC=y +# CONFIG_OMAP2_DSS_SDI is not set +# CONFIG_OMAP2_DSS_DSI is not set +# CONFIG_OMAP2_DSS_FAKE_VSYNC is not set +CONFIG_OMAP2_DSS_MIN_FCK_PER_PCK=0 +CONFIG_FB_OMAP2=y +# CONFIG_FB_OMAP2_DEBUG_SUPPORT is not set +# CONFIG_FB_OMAP2_FORCE_AUTO_UPDATE is not set +CONFIG_FB_OMAP2_NUM_FBS=3 + +# +# OMAP2/3 Display Device Drivers +# +CONFIG_PANEL_GENERIC=y +# CONFIG_PANEL_SAMSUNG_LTE430WQ_F0C is not set +CONFIG_PANEL_SHARP_LS037V7DW01=y # CONFIG_BACKLIGHT_LCD_SUPPORT is not set # diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 35f6075..5bc4bfe 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -22,6 +22,7 @@ #include #include +#include #include #include #include @@ -38,6 +39,7 @@ #include #include #include +#include #include "sdram-micron-mt46h32m32lf-6.h" #include "mmc-twl4030.h" @@ -91,6 +93,174 @@ static inline void __init omap3evm_init_smc911x(void) gpio_direction_input(OMAP3EVM_ETHR_GPIO_IRQ); } +/* + * OMAP3EVM LCD Panel control signals + */ +#define OMAP3EVM_LCD_PANEL_LR 2 +#define OMAP3EVM_LCD_PANEL_UD 3 +#define OMAP3EVM_LCD_PANEL_INI 152 +#define OMAP3EVM_LCD_PANEL_ENVDD 153 +#define OMAP3EVM_LCD_PANEL_QVGA 154 +#define OMAP3EVM_LCD_PANEL_RESB 155 +#define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210 +#define OMAP3EVM_DVI_PANEL_EN_GPIO 199 + +static int lcd_enabled; +static int dvi_enabled; + +static void __init omap3_evm_display_init(void) +{ + int r; + r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb"); + if (r) { + printk(KERN_ERR "failed to get lcd_panel_resb\n"); + return; + } + gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1); + + r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini"); + if (r) { + printk(KERN_ERR "failed to get lcd_panel_ini\n"); + goto err_1; + } + gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1); + + r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga"); + if (r) { + printk(KERN_ERR "failed to get lcd_panel_qvga\n"); + goto err_2; + } + gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0); + + r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr"); + if (r) { + printk(KERN_ERR "failed to get lcd_panel_lr\n"); + goto err_3; + } + gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1); + + r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud"); + if (r) { + printk(KERN_ERR "failed to get lcd_panel_ud\n"); + goto err_4; + } + gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1); + + r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd"); + if (r) { + printk(KERN_ERR "failed to get lcd_panel_envdd\n"); + goto err_5; + } + + return; + +err_5: + gpio_free(OMAP3EVM_LCD_PANEL_UD); +err_4: + gpio_free(OMAP3EVM_LCD_PANEL_LR); +err_3: + gpio_free(OMAP3EVM_LCD_PANEL_QVGA); +err_2: + gpio_free(OMAP3EVM_LCD_PANEL_INI); +err_1: + gpio_free(OMAP3EVM_LCD_PANEL_RESB); + +} + +static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev) +{ + if (dvi_enabled) { + printk(KERN_ERR "cannot enable LCD, DVI is enabled\n"); + return -EINVAL; + } + + gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0); + gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1); + lcd_enabled = 1; + return 0; +} + +static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev) +{ + gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1); + gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0); + lcd_enabled = 0; +} + +static struct omap_dss_device omap3_evm_lcd_device = { + .type = OMAP_DISPLAY_TYPE_DPI, + .name = "lcd", + .driver_name = "sharp_ls_panel", + .phy.dpi.data_lines = 18, + .platform_enable = omap3_evm_enable_lcd, + .platform_disable = omap3_evm_disable_lcd, +}; + +static int omap3_evm_enable_tv(struct omap_dss_device *dssdev) +{ + return 0; +} + +static void omap3_evm_disable_tv(struct omap_dss_device *dssdev) +{ +} + +static struct omap_dss_device omap3_evm_tv_device = { + .type = OMAP_DISPLAY_TYPE_VENC, + .name = "tv", + .driver_name = "venc", + .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, + .platform_enable = omap3_evm_enable_tv, + .platform_disable = omap3_evm_disable_tv, +}; + +static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev) +{ + if (lcd_enabled) { + printk(KERN_ERR "cannot enable DVI, LCD is enabled\n"); + return -EINVAL; + } + + gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 1); + dvi_enabled = 1; + + return 0; +} + +static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev) +{ + gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 0); + dvi_enabled = 0; +} + +static struct omap_dss_device omap3_evm_dvi_device = { + .type = OMAP_DISPLAY_TYPE_DPI, + .name = "dvi", + .driver_name = "generic_panel", + .phy.dpi.data_lines = 24, + .platform_enable = omap3_evm_enable_dvi, + .platform_disable = omap3_evm_disable_dvi, +}; + +static struct omap_dss_device *omap3_evm_dss_devices[] = { + &omap3_evm_lcd_device, + &omap3_evm_tv_device, + &omap3_evm_dvi_device, +}; + +static struct omap_dss_board_info omap3_evm_dss_data = { + .num_devices = ARRAY_SIZE(omap3_evm_dss_devices), + .devices = omap3_evm_dss_devices, + .default_device = &omap3_evm_lcd_device, +}; + +static struct platform_device omap3_evm_dss_device = { + .name = "omapdss", + .id = -1, + .dev = { + .platform_data = &omap3_evm_dss_data, + }, +}; static struct twl4030_hsmmc_info mmc[] = { { @@ -139,6 +309,14 @@ static int omap3evm_twl_gpio_setup(struct device *dev, * the P2 connector; notably LEDA for the LCD backlight. */ + /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */ + gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL"); + gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); + + /* gpio + 7 == DVI Enable */ + gpio_request(gpio + 7, "EN_DVI"); + gpio_direction_output(gpio + 7, 0); + /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */ gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; @@ -190,6 +368,47 @@ static struct twl4030_madc_platform_data omap3evm_madc_data = { .irq_line = 1, }; +static struct regulator_consumer_supply omap3_evm_vdda_dac_supply = { + .supply = "vdda_dac", + .dev = &omap3_evm_dss_device.dev, +}; + +/* VDAC for DSS driving S-Video */ +static struct regulator_init_data omap3_evm_vdac = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &omap3_evm_vdda_dac_supply, +}; + +/* VPLL2 for digital video outputs */ +static struct regulator_consumer_supply omap3_evm_vpll2_supply = { + .supply = "vdvi", + .dev = &omap3_evm_lcd_device.dev, +}; + +static struct regulator_init_data omap3_evm_vpll2 = { + .constraints = { + .name = "VDVI", + .min_uV = 1800000, + .max_uV = 1800000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &omap3_evm_vpll2_supply, +}; + static struct twl4030_platform_data omap3evm_twldata = { .irq_base = TWL4030_IRQ_BASE, .irq_end = TWL4030_IRQ_END, @@ -199,6 +418,8 @@ static struct twl4030_platform_data omap3evm_twldata = { .madc = &omap3evm_madc_data, .usb = &omap3evm_usb_data, .gpio = &omap3evm_gpio_data, + .vdac = &omap3_evm_vdac, + .vpll2 = &omap3_evm_vpll2, }; static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = { @@ -219,15 +440,6 @@ static int __init omap3_evm_i2c_init(void) return 0; } -static struct platform_device omap3_evm_lcd_device = { - .name = "omap3evm_lcd", - .id = -1, -}; - -static struct omap_lcd_config omap3_evm_lcd_config __initdata = { - .ctrl_name = "internal", -}; - static void ads7846_dev_init(void) { if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0) @@ -275,7 +487,6 @@ struct spi_board_info omap3evm_spi_board_info[] = { }; static struct omap_board_config_kernel omap3_evm_config[] __initdata = { - { OMAP_TAG_LCD, &omap3_evm_lcd_config }, }; static void __init omap3_evm_init_irq(void) @@ -289,7 +500,7 @@ static void __init omap3_evm_init_irq(void) } static struct platform_device *omap3_evm_devices[] __initdata = { - &omap3_evm_lcd_device, + &omap3_evm_dss_device, &omap3evm_smc911x_device, }; @@ -310,6 +521,7 @@ static void __init omap3_evm_init(void) usb_musb_init(); usb_ehci_init(EHCI_HCD_OMAP_MODE_PHY, true, true, 57, 61); ads7846_dev_init(); + omap3_evm_display_init(); } static void __init omap3_evm_map_io(void)