From: Shaohui Xie Shaohui.Xie@freescale.com

This patch also exposes the complete DDR region(s) to Linux.

Signed-off-by: Shaohui Xie Shaohui.Xie@freescale.com --- board/freescale/ls1043aqds/ddr.c | 19 ++++++++++++++++--- board/freescale/ls1043aqds/ls1043aqds.c | 10 ++++++++++ include/configs/ls1043aqds.h | 2 +- 3 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/board/freescale/ls1043aqds/ddr.c b/board/freescale/ls1043aqds/ddr.c index 42d9068..3d3c533 100644 --- a/board/freescale/ls1043aqds/ddr.c +++ b/board/freescale/ls1043aqds/ddr.c @@ -132,9 +132,22 @@ void dram_init_banksize(void) * The address needs to add the offset of its bank. */ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; - gd->bd->bi_dram[0].size = gd->ram_size; + 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->secure_ram = gd->bd->bi_dram[0].start + gd->secure_ram; - gd->secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; + gd->secure_ram = gd->bd->bi_dram[1].start + + gd->secure_ram - + CONFIG_SYS_DDR_BLOCK1_SIZE; + gd->secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; #endif + } else { + gd->bd->bi_dram[0].size = gd->ram_size; +#ifdef CONFIG_SYS_MEM_RESERVE_SECURE + gd->secure_ram = gd->bd->bi_dram[0].start + gd->secure_ram; + gd->secure_ram |= MEM_RESERVE_SECURE_MAINTAINED; +#endif + } } diff --git a/board/freescale/ls1043aqds/ls1043aqds.c b/board/freescale/ls1043aqds/ls1043aqds.c index d6696ca..576fa46 100644 --- a/board/freescale/ls1043aqds/ls1043aqds.c +++ b/board/freescale/ls1043aqds/ls1043aqds.c @@ -303,6 +303,16 @@ int board_init(void) #ifdef CONFIG_OF_BOARD_SETUP int ft_board_setup(void *blob, bd_t *bd) { + u64 base[CONFIG_NR_DRAM_BANKS]; + u64 size[CONFIG_NR_DRAM_BANKS]; + + /* fixup DT for the two DDR banks */ + base[0] = gd->bd->bi_dram[0].start; + size[0] = gd->bd->bi_dram[0].size; + base[1] = gd->bd->bi_dram[1].start; + size[1] = gd->bd->bi_dram[1].size; + + fdt_fixup_memory_banks(blob, base, size, 2); ft_cpu_setup(blob, bd);

#ifdef CONFIG_SYS_DPAA_FMAN diff --git a/include/configs/ls1043aqds.h b/include/configs/ls1043aqds.h index 398f1c3..02247b3 100644 --- a/include/configs/ls1043aqds.h +++ b/include/configs/ls1043aqds.h @@ -33,7 +33,7 @@ unsigned long get_board_ddr_clk(void); #define CONFIG_DIMM_SLOTS_PER_CTLR 1 /* Physical Memory Map */ #define CONFIG_CHIP_SELECTS_PER_CTRL 4 -#define CONFIG_NR_DRAM_BANKS 1 +#define CONFIG_NR_DRAM_BANKS 2

#define CONFIG_DDR_SPD #define SPD_EEPROM_ADDRESS 0x51