diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/sunxi_display.c | 12 | ||||
| -rw-r--r-- | drivers/video/tegra.c | 54 |
2 files changed, 29 insertions, 37 deletions
diff --git a/drivers/video/sunxi_display.c b/drivers/video/sunxi_display.c index af728b51c7..f5f24fc020 100644 --- a/drivers/video/sunxi_display.c +++ b/drivers/video/sunxi_display.c @@ -645,7 +645,8 @@ static int sunxi_lcdc_get_clk_delay(const struct ctfb_res_modes *mode) return (delay > 30) ? 30 : delay; } -static void sunxi_lcdc_tcon0_mode_set(const struct ctfb_res_modes *mode) +static void sunxi_lcdc_tcon0_mode_set(const struct ctfb_res_modes *mode, + bool for_ext_vga_dac) { struct sunxi_lcdc_reg * const lcdc = (struct sunxi_lcdc_reg *)SUNXI_LCD0_BASE; @@ -719,6 +720,11 @@ static void sunxi_lcdc_tcon0_mode_set(const struct ctfb_res_modes *mode) val |= SUNXI_LCDC_TCON_HSYNC_MASK; if (!(mode->sync & FB_SYNC_VERT_HIGH_ACT)) val |= SUNXI_LCDC_TCON_VSYNC_MASK; + +#ifdef CONFIG_VIDEO_VGA_VIA_LCD_FORCE_SYNC_ACTIVE_HIGH + if (for_ext_vga_dac) + val = 0; +#endif writel(val, &lcdc->tcon0_io_polarity); writel(0, &lcdc->tcon0_io_tristate); @@ -1015,7 +1021,7 @@ static void sunxi_mode_set(const struct ctfb_res_modes *mode, hitachi_tx18d42vm_init(); } sunxi_composer_mode_set(mode, address); - sunxi_lcdc_tcon0_mode_set(mode); + sunxi_lcdc_tcon0_mode_set(mode, false); sunxi_composer_enable(); sunxi_lcdc_enable(); #ifdef CONFIG_VIDEO_LCD_SSD2828 @@ -1033,7 +1039,7 @@ static void sunxi_mode_set(const struct ctfb_res_modes *mode, sunxi_vga_enable(); #elif defined CONFIG_VIDEO_VGA_VIA_LCD sunxi_composer_mode_set(mode, address); - sunxi_lcdc_tcon0_mode_set(mode); + sunxi_lcdc_tcon0_mode_set(mode, true); sunxi_composer_enable(); sunxi_lcdc_enable(); sunxi_vga_external_dac_enable(); diff --git a/drivers/video/tegra.c b/drivers/video/tegra.c index 57cb0074e2..b8f3431f24 100644 --- a/drivers/video/tegra.c +++ b/drivers/video/tegra.c @@ -149,14 +149,18 @@ static int fdt_decode_lcd(const void *blob, struct fdt_panel_config *config) FDT_LCD_CACHE_WRITE_BACK_FLUSH); /* These GPIOs are all optional */ - fdtdec_decode_gpio(blob, display_node, "nvidia,backlight-enable-gpios", - &config->backlight_en); - fdtdec_decode_gpio(blob, display_node, "nvidia,lvds-shutdown-gpios", - &config->lvds_shutdown); - fdtdec_decode_gpio(blob, display_node, "nvidia,backlight-vdd-gpios", - &config->backlight_vdd); - fdtdec_decode_gpio(blob, display_node, "nvidia,panel-vdd-gpios", - &config->panel_vdd); + gpio_request_by_name_nodev(blob, display_node, + "nvidia,backlight-enable-gpios", 0, + &config->backlight_en, GPIOD_IS_OUT); + gpio_request_by_name_nodev(blob, display_node, + "nvidia,lvds-shutdown-gpios", 0, + &config->lvds_shutdown, GPIOD_IS_OUT); + gpio_request_by_name_nodev(blob, display_node, + "nvidia,backlight-vdd-gpios", 0, + &config->backlight_vdd, GPIOD_IS_OUT); + gpio_request_by_name_nodev(blob, display_node, + "nvidia,panel-vdd-gpios", 0, + &config->panel_vdd, GPIOD_IS_OUT); return fdtdec_get_int_array(blob, display_node, "nvidia,panel-timings", config->panel_timings, FDT_LCD_TIMINGS); @@ -196,36 +200,18 @@ static int handle_stage(const void *blob) */ funcmux_select(PERIPH_ID_DISP1, FUNCMUX_DEFAULT); - - fdtdec_setup_gpio(&config.panel_vdd); - fdtdec_setup_gpio(&config.lvds_shutdown); - fdtdec_setup_gpio(&config.backlight_vdd); - fdtdec_setup_gpio(&config.backlight_en); - - /* - * TODO: If fdt includes output flag we can omit this code - * since fdtdec_setup_gpio will do it for us. - */ - if (fdt_gpio_isvalid(&config.panel_vdd)) - gpio_direction_output(config.panel_vdd.gpio, 0); - if (fdt_gpio_isvalid(&config.lvds_shutdown)) - gpio_direction_output(config.lvds_shutdown.gpio, 0); - if (fdt_gpio_isvalid(&config.backlight_vdd)) - gpio_direction_output(config.backlight_vdd.gpio, 0); - if (fdt_gpio_isvalid(&config.backlight_en)) - gpio_direction_output(config.backlight_en.gpio, 0); break; case STAGE_PANEL_VDD: - if (fdt_gpio_isvalid(&config.panel_vdd)) - gpio_direction_output(config.panel_vdd.gpio, 1); + if (dm_gpio_is_valid(&config.panel_vdd)) + dm_gpio_set_value(&config.panel_vdd, 1); break; case STAGE_LVDS: - if (fdt_gpio_isvalid(&config.lvds_shutdown)) - gpio_set_value(config.lvds_shutdown.gpio, 1); + if (dm_gpio_is_valid(&config.lvds_shutdown)) + dm_gpio_set_value(&config.lvds_shutdown, 1); break; case STAGE_BACKLIGHT_VDD: - if (fdt_gpio_isvalid(&config.backlight_vdd)) - gpio_set_value(config.backlight_vdd.gpio, 1); + if (dm_gpio_is_valid(&config.backlight_vdd)) + dm_gpio_set_value(&config.backlight_vdd, 1); break; case STAGE_PWM: /* Enable PWM at 15/16 high, 32768 Hz with divider 1 */ @@ -235,8 +221,8 @@ static int handle_stage(const void *blob) pwm_enable(config.pwm_channel, 32768, 0xdf, 1); break; case STAGE_BACKLIGHT_EN: - if (fdt_gpio_isvalid(&config.backlight_en)) - gpio_set_value(config.backlight_en.gpio, 1); + if (dm_gpio_is_valid(&config.backlight_en)) + dm_gpio_set_value(&config.backlight_en, 1); break; case STAGE_DONE: break; |