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video: exynos fb driver supports display port feature

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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 <dh09.lee@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Donghwa Lee 2012-07-02 01:16:08 +00:00 committed by Albert ARIBAUD
parent 5addfcfca7
commit a29c832263
3 changed files with 21 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/include/asm/arch-exynos/fb.h
View File

@ -151,6 +151,8 @@ struct exynos_fb {
unsigned char res15[156]; unsigned char res15[156];
unsigned int dualrgb; unsigned int dualrgb;
unsigned char res16[16];
unsigned int dp_mie_clkcon;
}; };
#endif #endif

5
drivers/video/exynos_fb.c
View File

@ -28,6 +28,7 @@
#include <asm/arch/clock.h> #include <asm/arch/clock.h>
#include <asm/arch/clk.h> #include <asm/arch/clk.h>
#include <asm/arch/mipi_dsim.h> #include <asm/arch/mipi_dsim.h>
#include <asm/arch/dp_info.h>
#include <asm/arch/system.h> #include <asm/arch/system.h>
#include "exynos_fb.h" #include "exynos_fb.h"
@ -91,6 +92,9 @@ static void lcd_panel_on(vidinfo_t *vid)
udelay(vid->power_on_delay); udelay(vid->power_on_delay);
if (vid->dp_enabled)
exynos_init_dp();
if (vid->reset_lcd) { if (vid->reset_lcd) {
vid->reset_lcd(); vid->reset_lcd();
udelay(vid->reset_delay); udelay(vid->reset_delay);
@ -130,7 +134,6 @@ void lcd_enable(void)
if (panel_info.logo_on) { if (panel_info.logo_on) {
memset(lcd_base, 0, panel_width * panel_height * memset(lcd_base, 0, panel_width * panel_height *
(NBITS(panel_info.vl_bpix) >> 3)); (NBITS(panel_info.vl_bpix) >> 3));
draw_logo(); draw_logo();
} }

15
drivers/video/exynos_fimd.c
View File

@ -57,6 +57,19 @@ static void exynos_fimd_set_dualrgb(unsigned int enabled)
writel(cfg, &fimd_ctrl->dualrgb); 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) static void exynos_fimd_set_par(unsigned int win_id)
{ {
unsigned int cfg = 0; unsigned int cfg = 0;
@ -356,6 +369,8 @@ void exynos_fimd_lcd_init(vidinfo_t *vid)
/* window on */ /* window on */
exynos_fimd_window_on(pvid->win_id); exynos_fimd_window_on(pvid->win_id);
exynos_fimd_set_dp_clkcon(pvid->dp_enabled);
} }
unsigned long exynos_fimd_calc_fbsize(void) unsigned long exynos_fimd_calc_fbsize(void)