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imx: clock: gate clk before changing pix clk mux

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The LCDIF Pixel clock mux is not glitchless, so need
to gate before changing mux.

Also change enable_lcdif_clock prototype with a new input
parameter to indicate disable or enable.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Peng Fan
2016-12-11 19:24:28 +08:00
committed by Stefano Babic
parent e332623b03
commit 708f692753
4 changed files with 33 additions and 23 deletions
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board/freescale/mx6sxsabresd/mx6sxsabresd.c
+1 -1
View File
@@ -504,7 +504,7 @@ static iomux_v3_cfg_t const lcd_pads[] = {
static int setup_lcd(void)
{
enable_lcdif_clock(LCDIF1_BASE_ADDR);
enable_lcdif_clock(LCDIF1_BASE_ADDR, 1);
imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));
board/freescale/mx6ul_14x14_evk/mx6ul_14x14_evk.c
+1 -1
View File
@@ -600,7 +600,7 @@ static iomux_v3_cfg_t const lcd_pads[] = {
static int setup_lcd(void)
{
enable_lcdif_clock(LCDIF1_BASE_ADDR);
enable_lcdif_clock(LCDIF1_BASE_ADDR, 1);
imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));