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authorManjunathappa, Prakash <prakash.pm@ti.com>2012-10-16 08:53:15 +0400
committerTomi Valkeinen <tomi.valkeinen@ti.com>2012-11-27 13:47:53 +0400
commitf772fabdf72aec5ef05988dd82dfd150e58f7aa3 (patch)
treecd6fe6ff918f5fce3accd8437787688c65651c20
parent38ab331aa27cb35a4bd01ab1addd63ee0dccd9b2 (diff)
downloadlinux-f772fabdf72aec5ef05988dd82dfd150e58f7aa3.tar.xz
da8xx-fb: adopt fb_videomode data for panel information
Adopt fb_videomode data instead of defining driver private structure to hold panel information. This is the way standard FB drivers maintain the panel information. Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
-rw-r--r--drivers/video/da8xx-fb.c130
-rw-r--r--include/video/da8xx-fb.h3
2 files changed, 63 insertions, 70 deletions
diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index 80665f66ac1a..c3db0366d59f 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -213,62 +213,50 @@ static struct fb_fix_screeninfo da8xx_fb_fix __devinitdata = {
.accel = FB_ACCEL_NONE
};
-struct da8xx_panel {
- const char name[25]; /* Full name <vendor>_<model> */
- unsigned short width;
- unsigned short height;
- int hfp; /* Horizontal front porch */
- int hbp; /* Horizontal back porch */
- int hsw; /* Horizontal Sync Pulse Width */
- int vfp; /* Vertical front porch */
- int vbp; /* Vertical back porch */
- int vsw; /* Vertical Sync Pulse Width */
- unsigned int pxl_clk; /* Pixel clock */
- unsigned char invert_pxl_clk; /* Invert Pixel clock */
-};
-
-static struct da8xx_panel known_lcd_panels[] = {
+static struct fb_videomode known_lcd_panels[] = {
/* Sharp LCD035Q3DG01 */
[0] = {
- .name = "Sharp_LCD035Q3DG01",
- .width = 320,
- .height = 240,
- .hfp = 8,
- .hbp = 6,
- .hsw = 0,
- .vfp = 2,
- .vbp = 2,
- .vsw = 0,
- .pxl_clk = 4608000,
- .invert_pxl_clk = 1,
+ .name = "Sharp_LCD035Q3DG01",
+ .xres = 320,
+ .yres = 240,
+ .pixclock = 4608000,
+ .left_margin = 6,
+ .right_margin = 8,
+ .upper_margin = 2,
+ .lower_margin = 2,
+ .hsync_len = 0,
+ .vsync_len = 0,
+ .sync = FB_SYNC_CLK_INVERT,
},
/* Sharp LK043T1DG01 */
[1] = {
- .name = "Sharp_LK043T1DG01",
- .width = 480,
- .height = 272,
- .hfp = 2,
- .hbp = 2,
- .hsw = 41,
- .vfp = 2,
- .vbp = 2,
- .vsw = 10,
- .pxl_clk = 7833600,
- .invert_pxl_clk = 0,
+ .name = "Sharp_LK043T1DG01",
+ .xres = 480,
+ .yres = 272,
+ .pixclock = 7833600,
+ .left_margin = 2,
+ .right_margin = 2,
+ .upper_margin = 2,
+ .lower_margin = 2,
+ .hsync_len = 41,
+ .vsync_len = 10,
+ .sync = 0,
+ .flag = 0,
},
[2] = {
/* Hitachi SP10Q010 */
- .name = "SP10Q010",
- .width = 320,
- .height = 240,
- .hfp = 10,
- .hbp = 10,
- .hsw = 10,
- .vfp = 10,
- .vbp = 10,
- .vsw = 10,
- .pxl_clk = 7833600,
- .invert_pxl_clk = 0,
+ .name = "SP10Q010",
+ .xres = 320,
+ .yres = 240,
+ .pixclock = 7833600,
+ .left_margin = 10,
+ .right_margin = 10,
+ .upper_margin = 10,
+ .lower_margin = 10,
+ .hsync_len = 10,
+ .vsync_len = 10,
+ .sync = 0,
+ .flag = 0,
},
};
@@ -728,7 +716,7 @@ static void lcd_calc_clk_divider(struct da8xx_fb_par *par)
}
static int lcd_init(struct da8xx_fb_par *par, const struct lcd_ctrl_config *cfg,
- struct da8xx_panel *panel)
+ struct fb_videomode *panel)
{
u32 bpp;
int ret = 0;
@@ -738,7 +726,7 @@ static int lcd_init(struct da8xx_fb_par *par, const struct lcd_ctrl_config *cfg,
/* Calculate the divider */
lcd_calc_clk_divider(par);
- if (panel->invert_pxl_clk)
+ if (panel->sync & FB_SYNC_CLK_INVERT)
lcdc_write((lcdc_read(LCD_RASTER_TIMING_2_REG) |
LCD_INVERT_PIXEL_CLOCK), LCD_RASTER_TIMING_2_REG);
else
@@ -754,8 +742,10 @@ static int lcd_init(struct da8xx_fb_par *par, const struct lcd_ctrl_config *cfg,
lcd_cfg_ac_bias(cfg->ac_bias, cfg->ac_bias_intrpt);
/* Configure the vertical and horizontal sync properties. */
- lcd_cfg_vertical_sync(panel->vbp, panel->vsw, panel->vfp);
- lcd_cfg_horizontal_sync(panel->hbp, panel->hsw, panel->hfp);
+ lcd_cfg_vertical_sync(panel->lower_margin, panel->vsync_len,
+ panel->upper_margin);
+ lcd_cfg_horizontal_sync(panel->right_margin, panel->hsync_len,
+ panel->left_margin);
/* Configure for disply */
ret = lcd_cfg_display(cfg);
@@ -772,8 +762,8 @@ static int lcd_init(struct da8xx_fb_par *par, const struct lcd_ctrl_config *cfg,
bpp = cfg->p_disp_panel->max_bpp;
if (bpp == 12)
bpp = 16;
- ret = lcd_cfg_frame_buffer(par, (unsigned int)panel->width,
- (unsigned int)panel->height, bpp,
+ ret = lcd_cfg_frame_buffer(par, (unsigned int)panel->xres,
+ (unsigned int)panel->yres, bpp,
cfg->raster_order);
if (ret < 0)
return ret;
@@ -1235,7 +1225,7 @@ static int __devinit fb_probe(struct platform_device *device)
struct da8xx_lcdc_platform_data *fb_pdata =
device->dev.platform_data;
struct lcd_ctrl_config *lcd_cfg;
- struct da8xx_panel *lcdc_info;
+ struct fb_videomode *lcdc_info;
struct fb_info *da8xx_fb_info;
struct clk *fb_clk = NULL;
struct da8xx_fb_par *par;
@@ -1323,7 +1313,7 @@ static int __devinit fb_probe(struct platform_device *device)
#ifdef CONFIG_CPU_FREQ
par->lcd_fck_rate = clk_get_rate(fb_clk);
#endif
- par->pxl_clk = lcdc_info->pxl_clk;
+ par->pxl_clk = lcdc_info->pixclock;
if (fb_pdata->panel_power_ctrl) {
par->panel_power_ctrl = fb_pdata->panel_power_ctrl;
par->panel_power_ctrl(1);
@@ -1336,8 +1326,8 @@ static int __devinit fb_probe(struct platform_device *device)
}
/* allocate frame buffer */
- par->vram_size = lcdc_info->width * lcdc_info->height * lcd_cfg->bpp;
- ulcm = lcm((lcdc_info->width * lcd_cfg->bpp)/8, PAGE_SIZE);
+ par->vram_size = lcdc_info->xres * lcdc_info->yres * lcd_cfg->bpp;
+ ulcm = lcm((lcdc_info->xres * lcd_cfg->bpp)/8, PAGE_SIZE);
par->vram_size = roundup(par->vram_size/8, ulcm);
par->vram_size = par->vram_size * LCD_NUM_BUFFERS;
@@ -1355,10 +1345,10 @@ static int __devinit fb_probe(struct platform_device *device)
da8xx_fb_info->screen_base = (char __iomem *) par->vram_virt;
da8xx_fb_fix.smem_start = par->vram_phys;
da8xx_fb_fix.smem_len = par->vram_size;
- da8xx_fb_fix.line_length = (lcdc_info->width * lcd_cfg->bpp) / 8;
+ da8xx_fb_fix.line_length = (lcdc_info->xres * lcd_cfg->bpp) / 8;
par->dma_start = par->vram_phys;
- par->dma_end = par->dma_start + lcdc_info->height *
+ par->dma_end = par->dma_start + lcdc_info->yres *
da8xx_fb_fix.line_length - 1;
/* allocate palette buffer */
@@ -1384,22 +1374,22 @@ static int __devinit fb_probe(struct platform_device *device)
/* Initialize par */
da8xx_fb_info->var.bits_per_pixel = lcd_cfg->bpp;
- da8xx_fb_var.xres = lcdc_info->width;
- da8xx_fb_var.xres_virtual = lcdc_info->width;
+ da8xx_fb_var.xres = lcdc_info->xres;
+ da8xx_fb_var.xres_virtual = lcdc_info->xres;
- da8xx_fb_var.yres = lcdc_info->height;
- da8xx_fb_var.yres_virtual = lcdc_info->height * LCD_NUM_BUFFERS;
+ da8xx_fb_var.yres = lcdc_info->yres;
+ da8xx_fb_var.yres_virtual = lcdc_info->yres * LCD_NUM_BUFFERS;
da8xx_fb_var.grayscale =
lcd_cfg->p_disp_panel->panel_shade == MONOCHROME ? 1 : 0;
da8xx_fb_var.bits_per_pixel = lcd_cfg->bpp;
- da8xx_fb_var.hsync_len = lcdc_info->hsw;
- da8xx_fb_var.vsync_len = lcdc_info->vsw;
- da8xx_fb_var.right_margin = lcdc_info->hfp;
- da8xx_fb_var.left_margin = lcdc_info->hbp;
- da8xx_fb_var.lower_margin = lcdc_info->vfp;
- da8xx_fb_var.upper_margin = lcdc_info->vbp;
+ da8xx_fb_var.hsync_len = lcdc_info->hsync_len;
+ da8xx_fb_var.vsync_len = lcdc_info->vsync_len;
+ da8xx_fb_var.right_margin = lcdc_info->right_margin;
+ da8xx_fb_var.left_margin = lcdc_info->left_margin;
+ da8xx_fb_var.lower_margin = lcdc_info->lower_margin;
+ da8xx_fb_var.upper_margin = lcdc_info->upper_margin;
da8xx_fb_var.pixclock = da8xxfb_pixel_clk_period(par);
/* Initialize fbinfo */
diff --git a/include/video/da8xx-fb.h b/include/video/da8xx-fb.h
index 5a0e4f9efb53..12e4e1de5e3c 100644
--- a/include/video/da8xx-fb.h
+++ b/include/video/da8xx-fb.h
@@ -103,5 +103,8 @@ struct lcd_sync_arg {
#define FBIPUT_HSYNC _IOW('F', 9, int)
#define FBIPUT_VSYNC _IOW('F', 10, int)
+/* Proprietary FB_SYNC_ flags */
+#define FB_SYNC_CLK_INVERT 0x40000000
+
#endif /* ifndef DA8XX_FB_H */