diff options
Diffstat (limited to 'packages/linux/linux-omap-2.6.28/0009-DSS-support-for-OMAP3-SDP-board.patch')
| -rw-r--r-- | packages/linux/linux-omap-2.6.28/0009-DSS-support-for-OMAP3-SDP-board.patch | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/packages/linux/linux-omap-2.6.28/0009-DSS-support-for-OMAP3-SDP-board.patch b/packages/linux/linux-omap-2.6.28/0009-DSS-support-for-OMAP3-SDP-board.patch new file mode 100644 index 0000000000..b632a46a49 --- /dev/null +++ b/packages/linux/linux-omap-2.6.28/0009-DSS-support-for-OMAP3-SDP-board.patch @@ -0,0 +1,261 @@ +From 782177389d60fd3e5444d0a8ecf4f73343ca7e1d Mon Sep 17 00:00:00 2001 +From: Tomi Valkeinen <tomi.valkeinen@nokia.com> +Date: Fri, 14 Nov 2008 15:47:55 +0200 +Subject: [PATCH] DSS: Support for OMAP3 SDP board + +Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com> +--- + arch/arm/mach-omap2/board-3430sdp.c | 210 +++++++++++++++++++++++++++++++++-- + 1 files changed, 201 insertions(+), 9 deletions(-) + +diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c +index ade186b..725b2d9 100644 +--- a/arch/arm/mach-omap2/board-3430sdp.c ++++ b/arch/arm/mach-omap2/board-3430sdp.c +@@ -39,6 +39,7 @@ + #include <mach/keypad.h> + #include <mach/dma.h> + #include <mach/gpmc.h> ++#include <mach/display.h> + + #include <asm/io.h> + #include <asm/delay.h> +@@ -238,14 +239,209 @@ static struct spi_board_info sdp3430_spi_board_info[] __initdata = { + }, + }; + +-static struct platform_device sdp3430_lcd_device = { +- .name = "sdp2430_lcd", +- .id = -1, ++ ++#define SDP2430_LCD_PANEL_BACKLIGHT_GPIO 91 ++#define SDP2430_LCD_PANEL_ENABLE_GPIO 154 ++#define SDP3430_LCD_PANEL_BACKLIGHT_GPIO 24 ++#define SDP3430_LCD_PANEL_ENABLE_GPIO 28 ++ ++#define PM_RECEIVER TWL4030_MODULE_PM_RECEIVER ++#define ENABLE_VAUX2_DEDICATED 0x09 ++#define ENABLE_VAUX2_DEV_GRP 0x20 ++#define ENABLE_VAUX3_DEDICATED 0x03 ++#define ENABLE_VAUX3_DEV_GRP 0x20 ++ ++#define ENABLE_VPLL2_DEDICATED 0x05 ++#define ENABLE_VPLL2_DEV_GRP 0xE0 ++#define TWL4030_VPLL2_DEV_GRP 0x33 ++#define TWL4030_VPLL2_DEDICATED 0x36 ++ ++#define t2_out(c, r, v) twl4030_i2c_write_u8(c, r, v) ++ ++static unsigned backlight_gpio; ++static unsigned enable_gpio; ++static int lcd_enabled; ++static int dvi_enabled; ++ ++static void __init sdp3430_display_init(void) ++{ ++ int r; ++ ++ enable_gpio = SDP3430_LCD_PANEL_ENABLE_GPIO; ++ backlight_gpio = SDP3430_LCD_PANEL_BACKLIGHT_GPIO; ++ ++ r = gpio_request(enable_gpio, "LCD reset"); ++ if (r) { ++ printk(KERN_ERR "failed to get LCD reset GPIO\n"); ++ goto err0; ++ } ++ ++ r = gpio_request(backlight_gpio, "LCD Backlight"); ++ if (r) { ++ printk(KERN_ERR "failed to get LCD backlight GPIO\n"); ++ goto err1; ++ } ++ ++ gpio_direction_output(enable_gpio, 0); ++ gpio_direction_output(backlight_gpio, 0); ++ ++ return; ++err1: ++ gpio_free(enable_gpio); ++err0: ++ return; ++} ++ ++ ++static int sdp3430_panel_enable_lcd(struct omap_display *display) ++{ ++ u8 ded_val, ded_reg; ++ u8 grp_val, grp_reg; ++ ++ if (dvi_enabled) { ++ printk(KERN_ERR "cannot enable LCD, DVI is enabled\n"); ++ return -EINVAL; ++ } ++ ++ if (omap_rev() > OMAP3430_REV_ES1_0) { ++ t2_out(PM_RECEIVER, ENABLE_VPLL2_DEDICATED, ++ TWL4030_VPLL2_DEDICATED); ++ t2_out(PM_RECEIVER, ENABLE_VPLL2_DEV_GRP, ++ TWL4030_VPLL2_DEV_GRP); ++ } ++ ++ ded_reg = TWL4030_VAUX3_DEDICATED; ++ ded_val = ENABLE_VAUX3_DEDICATED; ++ grp_reg = TWL4030_VAUX3_DEV_GRP; ++ grp_val = ENABLE_VAUX3_DEV_GRP; ++ ++ gpio_direction_output(enable_gpio, 1); ++ gpio_direction_output(backlight_gpio, 1); ++ ++ if (0 != t2_out(PM_RECEIVER, ded_val, ded_reg)) ++ return -EIO; ++ if (0 != t2_out(PM_RECEIVER, grp_val, grp_reg)) ++ return -EIO; ++ ++ lcd_enabled = 1; ++ ++ return 0; ++} ++ ++static void sdp3430_panel_disable_lcd(struct omap_display *display) ++{ ++ lcd_enabled = 0; ++ ++ gpio_direction_output(enable_gpio, 0); ++ gpio_direction_output(backlight_gpio, 0); ++ ++ if (omap_rev() > OMAP3430_REV_ES1_0) { ++ t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEDICATED); ++ t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEV_GRP); ++ mdelay(4); ++ } ++} ++ ++static struct omap_display_data sdp3430_display_data = { ++ .type = OMAP_DISPLAY_TYPE_DPI, ++ .name = "lcd", ++ .panel_name = "sharp-ls037v7dw01", ++ .u.dpi.data_lines = 16, ++ .panel_enable = sdp3430_panel_enable_lcd, ++ .panel_disable = sdp3430_panel_disable_lcd, ++}; ++ ++static int sdp3430_panel_enable_dvi(struct omap_display *display) ++{ ++ if (lcd_enabled) { ++ printk(KERN_ERR "cannot enable DVI, LCD is enabled\n"); ++ return -EINVAL; ++ } ++ ++ if (omap_rev() > OMAP3430_REV_ES1_0) { ++ t2_out(PM_RECEIVER, ENABLE_VPLL2_DEDICATED, ++ TWL4030_VPLL2_DEDICATED); ++ t2_out(PM_RECEIVER, ENABLE_VPLL2_DEV_GRP, ++ TWL4030_VPLL2_DEV_GRP); ++ } ++ ++ dvi_enabled = 1; ++ ++ return 0; ++} ++ ++static void sdp3430_panel_disable_dvi(struct omap_display *display) ++{ ++ dvi_enabled = 0; ++ ++ if (omap_rev() > OMAP3430_REV_ES1_0) { ++ t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEDICATED); ++ t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEV_GRP); ++ mdelay(4); ++ } ++} ++ ++ ++static struct omap_display_data sdp3430_display_data_dvi = { ++ .type = OMAP_DISPLAY_TYPE_DPI, ++ .name = "dvi", ++ .panel_name = "panel-dvi", ++ .u.dpi.data_lines = 24, ++ .panel_enable = sdp3430_panel_enable_dvi, ++ .panel_disable = sdp3430_panel_disable_dvi, ++}; ++ ++static int sdp3430_panel_enable_tv(struct omap_display *display) ++{ ++#define ENABLE_VDAC_DEDICATED 0x03 ++#define ENABLE_VDAC_DEV_GRP 0x20 ++ ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, ++ ENABLE_VDAC_DEDICATED, ++ TWL4030_VDAC_DEDICATED); ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, ++ ENABLE_VDAC_DEV_GRP, TWL4030_VDAC_DEV_GRP); ++ ++ return 0; ++} ++ ++static void sdp3430_panel_disable_tv(struct omap_display *display) ++{ ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x00, ++ TWL4030_VDAC_DEDICATED); ++ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x00, ++ TWL4030_VDAC_DEV_GRP); ++} ++ ++static struct omap_display_data sdp3430_display_data_tv = { ++ .type = OMAP_DISPLAY_TYPE_VENC, ++ .name = "tv", ++ .u.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, ++ .panel_enable = sdp3430_panel_enable_tv, ++ .panel_disable = sdp3430_panel_disable_tv, + }; + ++static struct omap_dss_platform_data sdp3430_dss_data = { ++ .num_displays = 3, ++ .displays = { ++ &sdp3430_display_data, ++ &sdp3430_display_data_dvi, ++ &sdp3430_display_data_tv, ++ } ++}; ++ ++static struct platform_device sdp3430_dss_device = { ++ .name = "omap-dss", ++ .id = -1, ++ .dev = { ++ .platform_data = &sdp3430_dss_data, ++ }, ++}; ++ ++ + static struct platform_device *sdp3430_devices[] __initdata = { + &sdp3430_smc91x_device, +- &sdp3430_lcd_device, ++ &sdp3430_dss_device, + }; + + static inline void __init sdp3430_init_smc91x(void) +@@ -292,13 +488,8 @@ static struct omap_uart_config sdp3430_uart_config __initdata = { + .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)), + }; + +-static struct omap_lcd_config sdp3430_lcd_config __initdata = { +- .ctrl_name = "internal", +-}; +- + static struct omap_board_config_kernel sdp3430_config[] __initdata = { + { OMAP_TAG_UART, &sdp3430_uart_config }, +- { OMAP_TAG_LCD, &sdp3430_lcd_config }, + }; + + static int sdp3430_batt_table[] = { +@@ -481,6 +672,7 @@ static void __init omap_3430sdp_init(void) + usb_musb_init(); + usb_ehci_init(); + twl4030_mmc_init(mmc); ++ sdp3430_display_init(); + } + + static void __init omap_3430sdp_map_io(void) +-- +1.5.6.3 + |