GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

exynos5-common: Enable fimd_bypass and minor cleanup 

Basic cleanup, this code still does not work.

Change-Id: I84ed9f08fd04cd8eb74cd860e0775d8c602f42d6
Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>
Reviewed-on: http://review.coreboot.org/3049
Tested-by: build bot (Jenkins)
This commit is contained in:
Ronald G. Minnich 2013-04-09 14:29:42 -07:00
parent 086b369dfc
commit 798f6649a9
1 changed files with 9 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/cpu/samsung/exynos5-common/exynos-fb.c
View File

@ -100,7 +100,7 @@ static void fimd_bypass(void)
{
struct exynos5_sysreg *sysreg = samsung_get_base_sysreg();
/*setbits_le32(&sysreg->disp1blk_cfg, FIMDBYPASS_DISP1);*/
setbits_le32(&sysreg->disp1blk_cfg, FIMDBYPASS_DISP1);
sysreg->disp1blk_cfg &= ~FIMDBYPASS_DISP1;
}
@ -122,7 +122,8 @@ static u32 calc_fbsize(vidinfo_t *panel_info)
* @param lcdbase pointer to the base address of framebuffer.
* @pd pointer to the main panel_data structure
*/
void fb_init(vidinfo_t *panel_info, void *lcdbase, struct exynos5_fimd_panel *pd)
void fb_init(vidinfo_t *panel_info, void *lcdbase,
struct exynos5_fimd_panel *pd)
{
unsigned int val;
u32 fbsize;
@ -285,7 +286,7 @@ static int s5p_dp_enable_scramble(struct s5p_dp_device *dp)
}
if (s5p_dp_write_byte_to_dpcd(dp, DPCD_ADDR_TRAINING_PATTERN_SET,
(u8)(data & ~DPCD_SCRAMBLING_DISABLED))) {
(u8)(data & ~DPCD_SCRAMBLING_DISABLED))) {
debug("DPCD write error\n");
return -ERR_DPCD_WRITE_ERROR2;
}
@ -436,7 +437,7 @@ static int s5p_dp_hw_link_training(struct s5p_dp_device *dp,
/* Set TX pre-emphasis to minimum */
for (lane = 0; lane < max_lane; lane++)
if (s5p_dp_set_lane_lane_pre_emphasis(dp,
PRE_EMPHASIS_LEVEL_0, lane)) {
PRE_EMPHASIS_LEVEL_0, lane)) {
debug("Unable to set pre emphasis level\n");
return -ERR_PRE_EMPHASIS_LEVELS;
}
@ -578,15 +579,15 @@ int dp_controller_init(struct s5p_dp_device *dp_device, unsigned *wait_ms)
* @param lcdbase Base address of LCD frame buffer
* @return 0 if ok, -ve error code on error
*/
int lcd_ctrl_init(vidinfo_t *panel_info, struct exynos5_fimd_panel *panel_data, void *lcdbase)
int lcd_ctrl_init(vidinfo_t *panel_info,
struct exynos5_fimd_panel *panel_data, void *lcdbase)
{
int ret = 0;
//vi->res = panel_info->vl_col;
//vi->yres = panel_info->vl_row;
fimd_bypass();
fb_init(panel_info, lcdbase, panel_data);
printk(BIOS_SPEW,
"fb_init(%p, %p, %p) done\n", panel_info, lcdbase, panel_data);
/* Enable flushing after LCD writes if requested */
// forget it. lcd_set_flush_dcache(1);