diff --git a/arch/arm/cpu/armv7/keystone/ddr3.c b/arch/arm/cpu/armv7/keystone/ddr3.c index 923906afb5bec2ab2ff10d149e891cc387918738..dfb27b5ba20f5b0709be3ba398f228892c0aff33 100644 --- a/arch/arm/cpu/armv7/keystone/ddr3.c +++ b/arch/arm/cpu/armv7/keystone/ddr3.c @@ -263,17 +263,14 @@ static void ddr3_map_ecc_cic2_irq(u32 base) } #endif -void ddr3_init_ecc(u32 base) +void ddr3_init_ecc(u32 base, u32 ddr3_size) { - u32 ddr3_size; - if (!ddr3_ecc_support_rmw(base)) { ddr3_disable_ecc(base); return; } ddr3_ecc_init_range(base); - ddr3_size = ddr3_get_size(); ddr3_reset_data(CONFIG_SYS_SDRAM_BASE, ddr3_size); /* mapping DDR3 ECC system interrupt from CIC2 to GIC */ diff --git a/arch/arm/include/asm/arch-keystone/ddr3.h b/arch/arm/include/asm/arch-keystone/ddr3.h index b044d6f18ff2473f44060aab7816f3329e46a097..a22c237c8026e98905406638abcec836c8a42906 100644 --- a/arch/arm/include/asm/arch-keystone/ddr3.h +++ b/arch/arm/include/asm/arch-keystone/ddr3.h @@ -48,10 +48,9 @@ struct ddr3_emif_config { unsigned int sdrfc; }; -void ddr3_init(void); -int ddr3_get_size(void); +u32 ddr3_init(void); void ddr3_reset_ddrphy(void); -void ddr3_init_ecc(u32 base); +void ddr3_init_ecc(u32 base, u32 ddr3_size); void ddr3_disable_ecc(u32 base); void ddr3_check_ecc_int(u32 base); int ddr3_ecc_support_rmw(u32 base); diff --git a/board/ti/ks2_evm/board.c b/board/ti/ks2_evm/board.c index 04ec675103630c35af3dd7eaaeaee9f7800b6ab0..8892a2843df4db3fad47235f55353f92ab84e981 100644 --- a/board/ti/ks2_evm/board.c +++ b/board/ti/ks2_evm/board.c @@ -35,12 +35,14 @@ static struct aemif_config aemif_configs[] = { int dram_init(void) { - ddr3_init(); + u32 ddr3_size; + + ddr3_size = ddr3_init(); gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, CONFIG_MAX_RAM_BANK_SIZE); aemif_init(ARRAY_SIZE(aemif_configs), aemif_configs); - ddr3_init_ecc(KS2_DDR3A_EMIF_CTRL_BASE); + ddr3_init_ecc(KS2_DDR3A_EMIF_CTRL_BASE, ddr3_size); return 0; } diff --git a/board/ti/ks2_evm/ddr3_k2e.c b/board/ti/ks2_evm/ddr3_k2e.c index 40fd96607dbfc22c7d7339ca04bd330917e9a666..35ffb4205673f3f63295e4acaeb3a29f00fc6d0d 100644 --- a/board/ti/ks2_evm/ddr3_k2e.c +++ b/board/ti/ks2_evm/ddr3_k2e.c @@ -11,11 +11,11 @@ #include "ddr3_cfg.h" #include <asm/arch/ddr3.h> -static int ddr3_size; static struct pll_init_data ddr3_400 = DDR3_PLL_400; -void ddr3_init(void) +u32 ddr3_init(void) { + u32 ddr3_size; char dimm_name[32]; if (~(readl(KS2_PLL_CNTRL_BASE + KS2_RSTCTRL_RSTYPE) & 0x1)) @@ -43,13 +43,11 @@ void ddr3_init(void) printf("DRAM: 4 GiB\n"); ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_4g); ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_4g); + } else { + printf("Unknown SO-DIMM. Cannot configure DDR3\n"); + while (1) + ; } -} -/** - * ddr3_get_size - return ddr3 size in GiB - */ -int ddr3_get_size(void) -{ return ddr3_size; } diff --git a/board/ti/ks2_evm/ddr3_k2hk.c b/board/ti/ks2_evm/ddr3_k2hk.c index a1c3d05f8e50e2f7d4f2a62097f8e46379f0aaaa..b36eb27bfaa74b5f15793c7996874aa658520bb2 100644 --- a/board/ti/ks2_evm/ddr3_k2hk.c +++ b/board/ti/ks2_evm/ddr3_k2hk.c @@ -12,14 +12,13 @@ #include <asm/arch/ddr3.h> #include <asm/arch/hardware.h> -static int ddr3_size; - struct pll_init_data ddr3a_333 = DDR3_PLL_333(A); struct pll_init_data ddr3a_400 = DDR3_PLL_400(A); -void ddr3_init(void) +u32 ddr3_init(void) { char dimm_name[32]; + u32 ddr3_size; ddr3_get_dimm_params(dimm_name); @@ -93,12 +92,6 @@ void ddr3_init(void) /* Apply the workaround for PG 1.0 and 1.1 Silicons */ if (cpu_revision() <= 1) ddr3_err_reset_workaround(); -} -/** - * ddr3_get_size - return ddr3 size in GiB - */ -int ddr3_get_size(void) -{ return ddr3_size; } diff --git a/board/ti/ks2_evm/ddr3_k2l.c b/board/ti/ks2_evm/ddr3_k2l.c index 15a14f2aafe59b3f816fcb8dec68d5169a95a8df..00fc1943f5299f91eafc5d99740eaffe1a0a66fd 100644 --- a/board/ti/ks2_evm/ddr3_k2l.c +++ b/board/ti/ks2_evm/ddr3_k2l.c @@ -11,28 +11,20 @@ #include "ddr3_cfg.h" #include <asm/arch/ddr3.h> -static int ddr3_size; static struct pll_init_data ddr3_400 = DDR3_PLL_400; -void ddr3_init(void) +u32 ddr3_init(void) { init_pll(&ddr3_400); /* No SO-DIMM, 2GB discreet DDR */ printf("DRAM: 2 GiB\n"); - ddr3_size = 2; /* Reset DDR3 PHY after PLL enabled */ ddr3_reset_ddrphy(); ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_2g); ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_2g); -} -/** - * ddr3_get_size - return ddr3 size in GiB - */ -int ddr3_get_size(void) -{ - return ddr3_size; + return 2; }