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

clk: aspeed: Add support for SD clock

Browse Source 
Add code to enable the SD clock on the ast2500 SoC.

Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Eddie James <eajames@linux.ibm.com>
This commit is contained in:
Eddie James
2019-08-15 14:29:37 -05:00
committed by Peng Fan
parent 6cf8a903c5
commit 38c9f08b41
3 changed files with 32 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
arch/arm/include/asm/arch-aspeed/scu_ast2500.h
View File

@@ -22,6 +22,8 @@
#define SCU_MPLL_POST_MASK (0x3f << SCU_MPLL_POST_SHIFT)
#define SCU_PCLK_DIV_SHIFT 23
#define SCU_PCLK_DIV_MASK (7 << SCU_PCLK_DIV_SHIFT)
#define SCU_SDCLK_DIV_SHIFT 12
#define SCU_SDCLK_DIV_MASK (7 << SCU_SDCLK_DIV_SHIFT)
#define SCU_HPLL_DENUM_SHIFT 0
#define SCU_HPLL_DENUM_MASK 0x1f
#define SCU_HPLL_NUM_SHIFT 5
@@ -107,6 +109,7 @@
#define SCU_CLKSTOP_MAC1 (1 << 20)
#define SCU_CLKSTOP_MAC2 (1 << 21)
#define SCU_CLKSTOP_SDCLK (1 << 27)
#define SCU_D2PLL_EXT1_OFF (1 << 0)
#define SCU_D2PLL_EXT1_BYPASS (1 << 1)