From: Renato Frias renato.frias@freescale.com
This patch adds flexibility to mxc_ipuv3_fb.c by allowing the display interface and pixel format to be passed to mx51_fb_init.
Signed-off-by: Renato Frias renato.frias@freescale.com --- Changes for v2: - Removed fix.id string - Removed NBITS calculation from debug message
drivers/video/mxc_ipuv3_fb.c | 25 ++++++++++++++++++++----- 1 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c index a66981c..b660d22 100644 --- a/drivers/video/mxc_ipuv3_fb.c +++ b/drivers/video/mxc_ipuv3_fb.c @@ -526,7 +526,7 @@ static struct fb_info *mxcfb_init_fbinfo(void) * * @return Appropriate error code to the kernel common code */ -static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode) +static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode, u32 ipu_di) { struct fb_info *fbi; struct mxcfb_info *mxcfbi; @@ -550,11 +550,10 @@ static int mxcfb_probe(u32 interface_pix_fmt, struct fb_videomode *mode) mxcfbi->blank = FB_BLANK_POWERDOWN; }
- mxcfbi->ipu_di = 0; + mxcfbi->ipu_di = ipu_di;
ipu_disp_set_global_alpha(mxcfbi->ipu_ch, 1, 0x80); ipu_disp_set_color_key(mxcfbi->ipu_ch, 0, 0); - strcpy(fbi->fix.id, "DISP3 BG");
g_dp_in_use = 1;
@@ -625,9 +624,10 @@ void lcd_ctrl_init(void *lcdbase) memset(lcdbase, 0, mem_len); }
-int mx51_fb_init(struct fb_videomode *mode) +int mx51_fb_init(struct fb_videomode *mode, u32 ipu_di, u32 bppix) { int ret; + uint32_t pixfmt = 0;
ret = ipu_probe(); if (ret) @@ -635,8 +635,23 @@ int mx51_fb_init(struct fb_videomode *mode)
lcd_base += 56;
+ switch (bppix) { + case 32: + pixfmt = IPU_PIX_FMT_BGR32; + break; + case 24: + pixfmt = IPU_PIX_FMT_BGR24; + break; + case 18: + pixfmt = IPU_PIX_FMT_RGB666; + break; + case 16: + pixfmt = IPU_PIX_FMT_RGB565; + break; + } + debug("Framebuffer at 0x%x\n", (unsigned int)lcd_base); - ret = mxcfb_probe(IPU_PIX_FMT_RGB666, mode); + ret = mxcfb_probe(pixfmt, mode, ipu_di);
return ret; }