diff options
| author | Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com> | 2017-01-30 17:05:22 +0530 |
|---|---|---|
| committer | York Sun <york.sun@nxp.com> | 2017-02-03 14:30:28 -0800 |
| commit | 7d559604d03ea876038570df27d11c8dd5420d17 (patch) | |
| tree | a802d8daf80b605229906d28f62c5cee018362c2 /board | |
| parent | 0ae7050c25a1ccfec7c7b0ebf0751997eaa7029b (diff) | |
| download | u-boot-imx-7d559604d03ea876038570df27d11c8dd5420d17.zip u-boot-imx-7d559604d03ea876038570df27d11c8dd5420d17.tar.gz u-boot-imx-7d559604d03ea876038570df27d11c8dd5420d17.tar.bz2 | |
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 <Zhiqiang.Hou@nxp.com>
Signed-off-by: Abhimanyu Saini <abhimanyu.saini@nxp.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/ls1012afrdm/ls1012afrdm.c | 29 | ||||
| -rw-r--r-- | board/freescale/ls1012aqds/ls1012aqds.c | 29 | ||||
| -rw-r--r-- | board/freescale/ls1012ardb/ls1012ardb.c | 29 |
3 files changed, 87 insertions, 0 deletions
diff --git a/board/freescale/ls1012afrdm/ls1012afrdm.c b/board/freescale/ls1012afrdm/ls1012afrdm.c index b03bdb8..c2432c3 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 88fb4ce..bdd9529 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 65fa94c..2dece02 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 + } +} |