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| author | Hannes Schmelzer <oe5hpm@oevsv.at> | 2018-01-09 19:01:35 +0100 |
|---|---|---|
| committer | Anatolij Gustschin <agust@denx.de> | 2018-01-11 15:19:51 +0100 |
| commit | 0fcec5775207353fd7ffcdeaad7f490d9a56be2c (patch) | |
| tree | c9f35d1346eb957e89ecabff7216d6209faaf079 /board/BuR/common | |
| parent | 8a094f508c4576626cdcc1b5a7513066180cd798 (diff) | |
| download | u-boot-0fcec5775207353fd7ffcdeaad7f490d9a56be2c.tar.gz u-boot-0fcec5775207353fd7ffcdeaad7f490d9a56be2c.tar.xz u-boot-0fcec5775207353fd7ffcdeaad7f490d9a56be2c.zip | |
board/BuR: provide real clock-frequency instead a divider
Actual am335x-fb implementation takes now a real clock frequency instead
a divider. So this component doesn't need to know anymore some base
frequency of the LCDC, we simply provide the pixel-clock frequency.
Signed-off-by: Hannes Schmelzer <oe5hpm@oevsv.at>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
Diffstat (limited to 'board/BuR/common')
| -rw-r--r-- | board/BuR/common/common.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/board/BuR/common/common.c b/board/BuR/common/common.c index c1cd010023..d82b8cdfe2 100644 --- a/board/BuR/common/common.c +++ b/board/BuR/common/common.c @@ -139,13 +139,7 @@ int load_lcdtiming(struct am335x_lcdpanel *panel) pnltmp.vsw = FDTPROP(PATHTIM, "vsync-len"); pnltmp.pup_delay = FDTPROP(PATHTIM, "pupdelay"); pnltmp.pon_delay = FDTPROP(PATHTIM, "pondelay"); - - /* calc. proper clk-divisor */ - dtbprop = FDTPROP(PATHTIM, "clock-frequency"); - if (dtbprop != ~0UL) - pnltmp.pxl_clk_div = 192000000 / dtbprop; - else - pnltmp.pxl_clk_div = ~0UL; + pnltmp.pxl_clk = FDTPROP(PATHTIM, "clock-frequency"); /* check polarity of control-signals */ dtbprop = FDTPROP(PATHTIM, "hsync-active"); @@ -195,7 +189,7 @@ int load_lcdtiming(struct am335x_lcdpanel *panel) pnltmp.vfp = env_get_ulong("ds1_vfp", 10, ~0UL); pnltmp.vbp = env_get_ulong("ds1_vbp", 10, ~0UL); pnltmp.vsw = env_get_ulong("ds1_vsw", 10, ~0UL); - pnltmp.pxl_clk_div = env_get_ulong("ds1_pxlclkdiv", 10, ~0UL); + pnltmp.pxl_clk = env_get_ulong("ds1_pxlclk", 10, ~0UL); pnltmp.pol = env_get_ulong("ds1_pol", 16, ~0UL); pnltmp.pup_delay = env_get_ulong("ds1_pupdelay", 10, ~0UL); pnltmp.pon_delay = env_get_ulong("ds1_tondelay", 10, ~0UL); @@ -211,7 +205,7 @@ int load_lcdtiming(struct am335x_lcdpanel *panel) ~0UL == (pnltmp.vfp) || ~0UL == (pnltmp.vbp) || ~0UL == (pnltmp.vsw) || - ~0UL == (pnltmp.pxl_clk_div) || + ~0UL == (pnltmp.pxl_clk) || ~0UL == (pnltmp.pol) || ~0UL == (pnltmp.pup_delay) || ~0UL == (pnltmp.pon_delay) @@ -234,7 +228,7 @@ int load_lcdtiming(struct am335x_lcdpanel *panel) pnltmp.hactive, pnltmp.vactive, pnltmp.bpp, pnltmp.hfp, pnltmp.hbp, pnltmp.hsw, pnltmp.vfp, pnltmp.vbp, pnltmp.vsw, - pnltmp.pxl_clk_div, pnltmp.pol, pnltmp.pon_delay); + pnltmp.pxl_clk, pnltmp.pol, pnltmp.pon_delay); return -1; } |