From a29c832263be57d218581ba4b1cb5e2820338383 Mon Sep 17 00:00:00 2001 From: Donghwa Lee Date: Mon, 2 Jul 2012 01:16:08 +0000 Subject: [PATCH] video: exynos fb driver supports display port feature If dp_enabled was set, exynos fb driver support display port feature. This patch depends on [PATCH] video: support exynos fimd driver for various exynos series. http://marc.info/?l=u-boot&m=134119605104467&w=2 Signed-off-by: Donghwa Lee Signed-off-by: Kyungmin Park Signed-off-by: Minkyu Kang --- arch/arm/include/asm/arch-exynos/fb.h | 2 ++ drivers/video/exynos_fb.c | 5 ++++- drivers/video/exynos_fimd.c | 15 +++++++++++++++ 3 files changed, 21 insertions(+), 1 deletion(-) diff --git a/arch/arm/include/asm/arch-exynos/fb.h b/arch/arm/include/asm/arch-exynos/fb.h index c96683abdf..01445afde9 100644 --- a/arch/arm/include/asm/arch-exynos/fb.h +++ b/arch/arm/include/asm/arch-exynos/fb.h @@ -151,6 +151,8 @@ struct exynos_fb { unsigned char res15[156]; unsigned int dualrgb; + unsigned char res16[16]; + unsigned int dp_mie_clkcon; }; #endif diff --git a/drivers/video/exynos_fb.c b/drivers/video/exynos_fb.c index 49fdfec763..e31a0fd500 100644 --- a/drivers/video/exynos_fb.c +++ b/drivers/video/exynos_fb.c @@ -28,6 +28,7 @@ #include #include #include +#include #include #include "exynos_fb.h" @@ -91,6 +92,9 @@ static void lcd_panel_on(vidinfo_t *vid) udelay(vid->power_on_delay); + if (vid->dp_enabled) + exynos_init_dp(); + if (vid->reset_lcd) { vid->reset_lcd(); udelay(vid->reset_delay); @@ -130,7 +134,6 @@ void lcd_enable(void) if (panel_info.logo_on) { memset(lcd_base, 0, panel_width * panel_height * (NBITS(panel_info.vl_bpix) >> 3)); - draw_logo(); } diff --git a/drivers/video/exynos_fimd.c b/drivers/video/exynos_fimd.c index 9aaa2c78d1..06eae2ed78 100644 --- a/drivers/video/exynos_fimd.c +++ b/drivers/video/exynos_fimd.c @@ -57,6 +57,19 @@ static void exynos_fimd_set_dualrgb(unsigned int enabled) writel(cfg, &fimd_ctrl->dualrgb); } +static void exynos_fimd_set_dp_clkcon(unsigned int enabled) +{ + + struct exynos_fb *fimd_ctrl = + (struct exynos_fb *)samsung_get_base_fimd(); + unsigned int cfg = 0; + + if (enabled) + cfg = EXYNOS_DP_CLK_ENABLE; + + writel(cfg, &fimd_ctrl->dp_mie_clkcon); +} + static void exynos_fimd_set_par(unsigned int win_id) { unsigned int cfg = 0; @@ -356,6 +369,8 @@ void exynos_fimd_lcd_init(vidinfo_t *vid) /* window on */ exynos_fimd_window_on(pvid->win_id); + + exynos_fimd_set_dp_clkcon(pvid->dp_enabled); } unsigned long exynos_fimd_calc_fbsize(void) -- 2.30.2