From 07739bcef5da07cc4a4edef8b91014ccc332eda3 Mon Sep 17 00:00:00 2001 From: Stefano Babic Date: Sun, 28 Mar 2010 13:43:26 +0200 Subject: [PATCH] Moved board specific values in config file The lowlevel_init file contained some hard-coded values to setup the RAM. These board related values are moved into the board configuration file. Signed-off-by: Stefano Babic --- arch/arm/cpu/arm_cortexa8/mx51/lowlevel_init.S | 5 ++++- include/configs/mx51evk.h | 3 +++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/arm/cpu/arm_cortexa8/mx51/lowlevel_init.S b/arch/arm/cpu/arm_cortexa8/mx51/lowlevel_init.S index 31af9e2..783c81f 100644 --- a/arch/arm/cpu/arm_cortexa8/mx51/lowlevel_init.S +++ b/arch/arm/cpu/arm_cortexa8/mx51/lowlevel_init.S @@ -158,6 +158,7 @@ /* Switch peripheral to PLL 3 */ ldr r0, =CCM_BASE_ADDR ldr r1, =0x000010C0 + orr r1,r1,#CONFIG_SYS_DDR_CLKSEL str r1, [r0, #CLKCTL_CBCMR] ldr r1, =0x13239145 str r1, [r0, #CLKCTL_CBCDR] @@ -171,6 +172,7 @@ ldr r1, =0x19239145 str r1, [r0, #CLKCTL_CBCDR] ldr r1, =0x000020C0 + orr r1,r1,#CONFIG_SYS_DDR_CLKSEL str r1, [r0, #CLKCTL_CBCMR] mov r3, #DP_OP_216 @@ -201,9 +203,10 @@ /* setup the rest */ /* Use lp_apm (24MHz) source for perclk */ ldr r1, =0x000020C2 + orr r1,r1,#CONFIG_SYS_DDR_CLKSEL str r1, [r0, #CLKCTL_CBCMR] /* ddr clock from PLL 1, all perclk dividers are 1 since using 24MHz */ - ldr r1, =0x59E35100 + ldr r1, =CONFIG_SYS_CLKTL_CBCDR str r1, [r0, #CLKCTL_CBCDR] /* Restore the default values in the Gate registers */ diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h index 903fe6d..3626df7 100644 --- a/include/configs/mx51evk.h +++ b/include/configs/mx51evk.h @@ -160,6 +160,9 @@ #define PHYS_SDRAM_1 CSD0_BASE_ADDR #define PHYS_SDRAM_1_SIZE (512 * 1024 * 1024) +#define CONFIG_SYS_DDR_CLKSEL 0 +#define CONFIG_SYS_CLKTL_CBCDR 0x59E35100 + /*----------------------------------------------------------------------- * FLASH and environment organization */ -- 2.7.4