[U-Boot] [PATCH 17/17] sunxi: video: Use sunxi_lcdc_get_clk_delay to calculate tcon1 delay

Hans de Goede
2014-12-24T19:06:29Z

Use sunxi_lcdc_get_clk_delay to calculate tcon1 delay instead of hardcoding
it to 30. We will still end up using 30 for most modes, but for e.g. 800x600
this makes a (small) difference.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
drivers/video/sunxi_display.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/video/sunxi_display.c b/drivers/video/sunxi_display.c
index a169d78..a20ff57 100644
--- a/drivers/video/sunxi_display.c
+++ b/drivers/video/sunxi_display.c
@@ -577,15 +577,15 @@ static void sunxi_lcdc_tcon1_mode_set(const struct ctfb_res_modes *mode,
{
struct sunxi_lcdc_reg * const lcdc =
(struct sunxi_lcdc_reg *)SUNXI_LCD0_BASE;
- int bp, total;
+ int bp, clk_delay, total;

/* Use tcon1 */
clrsetbits_le32(&lcdc->ctrl, SUNXI_LCDC_CTRL_IO_MAP_MASK,
SUNXI_LCDC_CTRL_IO_MAP_TCON1);

- /* Enabled, 0x1e start delay */
+ clk_delay = sunxi_lcdc_get_clk_delay(mode);
writel(SUNXI_LCDC_TCON1_CTRL_ENABLE |
- SUNXI_LCDC_TCON1_CTRL_CLK_DELAY(0x1e), &lcdc->tcon1_ctrl);
+ SUNXI_LCDC_TCON1_CTRL_CLK_DELAY(clk_delay), &lcdc->tcon1_ctrl);

writel(SUNXI_LCDC_X(mode->xres) | SUNXI_LCDC_Y(mode->yres),
&lcdc->tcon1_timing_source);
--
2.1.0