leandrof/u-boot
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

omap3: mmc: add 1.8v bias setting for MMC1

Browse Source 
Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
This commit is contained in:
Albert ARIBAUD \(3ADEV\)
2015-01-16 09:09:50 +01:00
committed by Tom Rini
parent d215b3e5e3
commit 5bfdd1fc97
2 changed files with 5 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/mmc/omap_hsmmc.c
View File

@@ -134,6 +134,10 @@ static unsigned char mmc_board_init(struct mmc *mmc)
pbias_lite = readl(&t2_base->pbias_lite);
pbias_lite &= ~(PBIASLITEPWRDNZ1 | PBIASLITEPWRDNZ0);
#ifdef CONFIG_TARGET_OMAP3_CAIRO
/* for cairo board, we need to set up 1.8 Volt bias level on MMC1 */
pbias_lite &= ~PBIASLITEVMODE0;
#endif
writel(pbias_lite, &t2_base->pbias_lite);
writel(pbias_lite | PBIASLITEPWRDNZ1 |