diff options
Diffstat (limited to 'board/lge/sniper/hub_dpi.c')
| -rwxr-xr-x | board/lge/sniper/hub_dpi.c | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/board/lge/sniper/hub_dpi.c b/board/lge/sniper/hub_dpi.c index ad7c75db648..568a8736fa2 100755 --- a/board/lge/sniper/hub_dpi.c +++ b/board/lge/sniper/hub_dpi.c @@ -20,144 +20,6 @@ #include <asm/arch/sys_proto.h> #include "hub_dss.h" - -#define LCD_XRES 480 -#define LCD_YRES 800 - -/* [skykrkrk@lge.com] 2010-01-14, optimized clock speed : 26.585MHz. if 24700 is selected, pixel-clock will be 24.686MHz */ -#define LCD_PIXCLOCK_OPT 26583 -#define LCD_PIXCLOCK_MIN 24700 /* NEC MIN PIX Clock is 21.8MHz */ -#define LCD_PIXCLOCK_TYP 26000 /* Typical PIX clock is 23.8MHz */ -#define LCD_PIXCLOCK_MAX 27300 /* Maximum is 25.7MHz */ - -/* Current Pixel clock */ -#define LCD_PIXEL_CLOCK LCD_PIXCLOCK_OPT - -//PAULK: not used -static struct omap_video_timings hub_panel_timings = { - /* LGE_CHANGE_S [HEAVEN:FW:tosungmin@lge.com] 2009-09-07, lcd drivers */ - .x_res = LCD_XRES, - .y_res = LCD_YRES, - .pixel_clock = LCD_PIXEL_CLOCK, - .hfp = 1, //right_margin - 1 - .hsw = 1, //hsync_len - 1 - .hbp = 1, //left_margin - 1 - .vfp = 0, //lower_margin - .vsw = 1, //vsync_len - 1 - .vbp = 0, //upper_margin - -}; - -static u32 hub_config = (OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |OMAP_DSS_LCD_IHS); -static u8 data_lines = 24; -static int hub_acbi = 0; /* ac-bias pin transitions per interrupt */ -/* Unit: line clocks */ -static int hub_acb = 0; /* ac-bias pin frequency */ -static int dss_state = OMAP_DSS_DISPLAY_DISABLED; - -static int dpi_set_dsi_clk(bool is_tft, unsigned long pck_req, - unsigned long *fck, int *lck_div, int *pck_div) -{ - struct dsi_clock_info cinfo; - int r; - - r = dsi_pll_calc_pck(is_tft, pck_req, &cinfo); - if (r) - return r; - - r = dsi_pll_program(&cinfo); - if (r) - return r; - - dss_select_clk_source(0, 1); - - dispc_set_lcd_divisor(cinfo.lck_div, cinfo.pck_div); - - *fck = cinfo.dsi1_pll_fclk; - *lck_div = cinfo.lck_div; - *pck_div = cinfo.pck_div; - - return 0; -} - -static int dpi_set_dispc_clk(bool is_tft, unsigned long pck_req, - unsigned long *fck, int *lck_div, int *pck_div) -{ - struct dispc_clock_info cinfo; - int r; - - r = dispc_calc_clock_div(is_tft, pck_req, &cinfo); - if (r) - return r; - - r = dispc_set_clock_div(&cinfo); - if (r) - return r; - - *fck = cinfo.fck; - *lck_div = cinfo.lck_div; - *pck_div = cinfo.pck_div; - - return 0; -} - -//PAULK: Not called -static int dpi_set_mode(void) -{ - int lck_div, pck_div; - unsigned long fck; - unsigned long pck; - bool is_tft; - int r = 0; - - //dss_clk_enable(1); - - dispc_set_pol_freq(hub_config, hub_acbi, hub_acb); - - is_tft = (hub_config & OMAP_DSS_LCD_TFT) != 0; - - r = dpi_set_dsi_clk(is_tft, hub_panel_timings.pixel_clock * 1000, - &fck, &lck_div, &pck_div); - //r = dpi_set_dispc_clk(is_tft, hub_panel_timings.pixel_clock * 1000, - // &fck, &lck_div, &pck_div); - if (r) - goto err0; - - pck = fck / lck_div / pck_div / 1000; - - if (pck != hub_panel_timings.pixel_clock) { -#if 0 - DSSWARN("Could not find exact pixel clock. " - "Requested %d kHz, got %lu kHz\n", - t->pixel_clock, pck); -#endif - hub_panel_timings.pixel_clock = pck; - } - - dispc_set_lcd_timings(&hub_panel_timings); - return 0; - -err0: - //dss_clk_enable(0); - printf("dpi_set_mode_err0\n"); - return r; -} - -// PAULK: NOT ACTUALLY CALLED -static int dpi_basic_init(void) -{ - bool is_tft; - - is_tft = (hub_config & OMAP_DSS_LCD_TFT) != 0; - - dispc_set_parallel_interface_mode(OMAP_DSS_PARALLELMODE_BYPASS); - dispc_set_lcd_display_type(is_tft ? OMAP_DSS_LCD_DISPLAY_TFT : - OMAP_DSS_LCD_DISPLAY_STN); - dispc_set_tft_data_lines(data_lines); - - return 0; -} - int dss_clk_enable(bool enable) { //#define FCK_DSS_ON 0x00000005 /* tv+dss1 (not dss2) */ @@ -179,107 +41,3 @@ int dss_clk_enable(bool enable) return 0; } - -// PAULK: NOT ACTUALLY CALLED -static int dpi_display_enable(void) -{ - static int r; - - //dss_clk_enable(1); - - r = dpi_basic_init(); - if (r) - goto err0; - - //dss_clk_enable(1); - - r = dsi_pll_init(1, 1); - - //r = dpi_set_mode(); - //if (r) - // goto err0; - - mdelay(2); - - //dispc_enable_lcd_out(1); - - //dss_state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; - -err0: - //dispc_enable_lcd_out(0); - //dss_clk_enable(0); - printf("kyungtae_dpi_display_enable_err0"); - return r; -} - -//PAULK: never called -static void dpi_set_timings(struct omap_video_timings *timings) -{ - if (dss_state == OMAP_DSS_DISPLAY_ACTIVE) { - dpi_set_mode(); - dispc_go(OMAP_DSS_CHANNEL_LCD); - } -} - -static int dpi_check_timings(struct omap_video_timings *timings) -{ - bool is_tft; - int r; - int lck_div, pck_div; - unsigned long fck; - unsigned long pck; - - if (!dispc_lcd_timings_ok(timings)) - return -EINVAL; - - if (timings->pixel_clock == 0) - return -EINVAL; - - is_tft = (hub_config & OMAP_DSS_LCD_TFT) != 0; - { - struct dsi_clock_info cinfo; - r = dsi_pll_calc_pck(is_tft, timings->pixel_clock * 1000, - &cinfo); - - if (r) - return r; - - fck = cinfo.dsi1_pll_fclk; - lck_div = cinfo.lck_div; - pck_div = cinfo.pck_div; - } -#if 0 - { - struct dispc_clock_info cinfo; - r = dispc_calc_clock_div(is_tft, timings->pixel_clock * 1000, - &cinfo); - - if (r) - return r; - - fck = cinfo.fck; - lck_div = cinfo.lck_div; - pck_div = cinfo.pck_div; - } -#endif - pck = fck / lck_div / pck_div / 1000; - - timings->pixel_clock = pck; - - return 0; -} - -static void dpi_get_timings(struct omap_video_timings *timings) -{ - *timings = hub_panel_timings; -} - -//PAULK: not actually called -int dpi_init(void) -{ - dpi_display_enable(); - return 0; -} - |