From 7d559604d03ea876038570df27d11c8dd5420d17 Mon Sep 17 00:00:00 2001 From: Prabhakar Kushwaha Date: Mon, 30 Jan 2017 17:05:22 +0530 Subject: [PATCH] board: freescale: ls1012a: Enable secure DDR on LS1012A platforms PPA binary needs to be relocated on secure DDR, hence marking out a portion of DDR as secure if CONFIG_SYS_MEM_RESERVE_SECURE flag is set Signed-off-by: Hou Zhiqiang Signed-off-by: Abhimanyu Saini Signed-off-by: Prabhakar Kushwaha Reviewed-by: York Sun --- .../include/asm/arch-fsl-layerscape/config.h | 3 ++ board/freescale/ls1012afrdm/ls1012afrdm.c | 29 +++++++++++++++++++ board/freescale/ls1012aqds/ls1012aqds.c | 29 +++++++++++++++++++ board/freescale/ls1012ardb/ls1012ardb.c | 29 +++++++++++++++++++ include/configs/ls1012a_common.h | 1 + 5 files changed, 91 insertions(+) diff --git a/arch/arm/include/asm/arch-fsl-layerscape/config.h b/arch/arm/include/asm/arch-fsl-layerscape/config.h index 8c426af47e..83f5501612 100644 --- a/arch/arm/include/asm/arch-fsl-layerscape/config.h +++ b/arch/arm/include/asm/arch-fsl-layerscape/config.h @@ -192,6 +192,9 @@ #define GICD_BASE 0x01401000 #define GICC_BASE 0x01402000 +#define CONFIG_SYS_DDR_BLOCK1_SIZE ((phys_size_t)2 << 30) +#define CONFIG_MAX_MEM_MAPPED CONFIG_SYS_DDR_BLOCK1_SIZE + #elif defined(CONFIG_ARCH_LS1046A) #define CONFIG_SYS_FMAN_V3 #define CONFIG_SYS_NUM_FMAN 1 diff --git a/board/freescale/ls1012afrdm/ls1012afrdm.c b/board/freescale/ls1012afrdm/ls1012afrdm.c index b03bdb82c6..c2432c3e73 100644 --- a/board/freescale/ls1012afrdm/ls1012afrdm.c +++ b/board/freescale/ls1012afrdm/ls1012afrdm.c @@ -85,3 +85,32 @@ int ft_board_setup(void *blob, bd_t *bd) return 0; } + +void dram_init_banksize(void) +{ + /* + * gd->arch.secure_ram tracks the location of secure memory. + * It was set as if the memory starts from 0. + * The address needs to add the offset of its bank. + */ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) { + gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE; + gd->bd->bi_dram[1].start = CONFIG_SYS_DDR_BLOCK2_BASE; + gd->bd->bi_dram[1].size = gd->ram_size - + CONFIG_SYS_DDR_BLOCK1_SIZE; +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + gd->arch.secure_ram = gd->bd->bi_dram[1].start + + gd->arch.secure_ram - + CONFIG_SYS_DDR_BLOCK1_SIZE; + gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; +#endif + } else { + gd->bd->bi_dram[0].size = gd->ram_size; +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + gd->arch.secure_ram = gd->bd->bi_dram[0].start + + gd->arch.secure_ram; + gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; +#endif + } +} diff --git a/board/freescale/ls1012aqds/ls1012aqds.c b/board/freescale/ls1012aqds/ls1012aqds.c index 88fb4ce99b..bdd9529641 100644 --- a/board/freescale/ls1012aqds/ls1012aqds.c +++ b/board/freescale/ls1012aqds/ls1012aqds.c @@ -159,3 +159,32 @@ int ft_board_setup(void *blob, bd_t *bd) return 0; } #endif + +void dram_init_banksize(void) +{ + /* + * gd->arch.secure_ram tracks the location of secure memory. + * It was set as if the memory starts from 0. + * The address needs to add the offset of its bank. + */ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) { + gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE; + gd->bd->bi_dram[1].start = CONFIG_SYS_DDR_BLOCK2_BASE; + gd->bd->bi_dram[1].size = gd->ram_size - + CONFIG_SYS_DDR_BLOCK1_SIZE; +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + gd->arch.secure_ram = gd->bd->bi_dram[1].start + + gd->arch.secure_ram - + CONFIG_SYS_DDR_BLOCK1_SIZE; + gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; +#endif + } else { + gd->bd->bi_dram[0].size = gd->ram_size; +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + gd->arch.secure_ram = gd->bd->bi_dram[0].start + + gd->arch.secure_ram; + gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; +#endif + } +} diff --git a/board/freescale/ls1012ardb/ls1012ardb.c b/board/freescale/ls1012ardb/ls1012ardb.c index 65fa94c618..2dece02f83 100644 --- a/board/freescale/ls1012ardb/ls1012ardb.c +++ b/board/freescale/ls1012ardb/ls1012ardb.c @@ -159,3 +159,32 @@ int ft_board_setup(void *blob, bd_t *bd) return 0; } + +void dram_init_banksize(void) +{ + /* + * gd->secure_ram tracks the location of secure memory. + * It was set as if the memory starts from 0. + * The address needs to add the offset of its bank. + */ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + if (gd->ram_size > CONFIG_SYS_DDR_BLOCK1_SIZE) { + gd->bd->bi_dram[0].size = CONFIG_SYS_DDR_BLOCK1_SIZE; + gd->bd->bi_dram[1].start = CONFIG_SYS_DDR_BLOCK2_BASE; + gd->bd->bi_dram[1].size = gd->ram_size - + CONFIG_SYS_DDR_BLOCK1_SIZE; +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + gd->arch.secure_ram = gd->bd->bi_dram[1].start + + gd->arch.secure_ram - + CONFIG_SYS_DDR_BLOCK1_SIZE; + gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; +#endif + } else { + gd->bd->bi_dram[0].size = gd->ram_size; +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + gd->arch.secure_ram = gd->bd->bi_dram[0].start + + gd->arch.secure_ram; + gd->arch.secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; +#endif + } +} diff --git a/include/configs/ls1012a_common.h b/include/configs/ls1012a_common.h index 81f8d6263e..0965afafb1 100644 --- a/include/configs/ls1012a_common.h +++ b/include/configs/ls1012a_common.h @@ -29,6 +29,7 @@ #define CONFIG_SYS_DDR_SDRAM_BASE 0x80000000 #define CONFIG_SYS_FSL_DDR_SDRAM_BASE_PHY 0 #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_SDRAM_BASE +#define CONFIG_SYS_DDR_BLOCK2_BASE 0x880000000ULL /* Generic Timer Definitions */ #define COUNTER_FREQUENCY CONFIG_SYS_CLK_FREQ/4 /* 25MHz */ -- 2.39.2