dram_init_banksize() can be common used by all SoCs, move it into sdram_common.c
Signed-off-by: Kever Yang kever.yang@rock-chips.com ---
arch/arm/mach-rockchip/sdram_common.c | 63 ++++++++++++++++++++++++++++++++++- 1 file changed, 62 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-rockchip/sdram_common.c b/arch/arm/mach-rockchip/sdram_common.c index 3a71f09..ff86096 100644 --- a/arch/arm/mach-rockchip/sdram_common.c +++ b/arch/arm/mach-rockchip/sdram_common.c @@ -21,13 +21,74 @@ struct ddr_param {
#define PARAM_DRAM_INFO_OFFSET 0x2000000
+#define TRUST_PARAMETER_OFFSET (34 * 1024 * 1024) + +struct tos_parameter_t { + u32 version; + u32 checksum; + struct { + char name[8]; + s64 phy_addr; + u32 size; + u32 flags; + } tee_mem; + struct { + char name[8]; + s64 phy_addr; + u32 size; + u32 flags; + } drm_mem; + s64 reserve[8]; +}; + +int dram_init_banksize(void) +{ + size_t top = min((unsigned long)(gd->ram_size + CONFIG_SYS_SDRAM_BASE), + gd->ram_top); + +#ifdef CONFIG_ARM64 + /* Reserve 0x200000 for ATF bl31 */ + gd->bd->bi_dram[0].start = 0x200000; + gd->bd->bi_dram[0].size = top - gd->bd->bi_dram[0].start; +#else +#ifdef CONFIG_SPL_OPTEE + struct tos_parameter_t *tos_parameter; + + tos_parameter = (struct tos_parameter_t *)(CONFIG_SYS_SDRAM_BASE + + TRUST_PARAMETER_OFFSET); + + if (tos_parameter->tee_mem.flags == 1) { + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[0].size = tos_parameter->tee_mem.phy_addr + - CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[1].start = tos_parameter->tee_mem.phy_addr + + tos_parameter->tee_mem.size; + gd->bd->bi_dram[1].size = gd->bd->bi_dram[0].start + + top - gd->bd->bi_dram[1].start; + } else { + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[0].size = 0x8400000; + /* Reserve 32M for OPTEE with TA */ + gd->bd->bi_dram[1].start = CONFIG_SYS_SDRAM_BASE + + gd->bd->bi_dram[0].size + 0x2000000; + gd->bd->bi_dram[1].size = gd->bd->bi_dram[0].start + + top - gd->bd->bi_dram[1].start; + } +#else + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[0].size = top - gd->bd->bi_dram[0].start; +#endif +#endif + + return 0; +} + size_t rockchip_sdram_size(phys_addr_t reg) { u32 rank, col, bk, cs0_row, cs1_row, bw, row_3_4; size_t chipsize_mb = 0; size_t size_mb = 0; u32 ch; - u32 sys_reg = readl(reg); u32 ch_num = 1 + ((sys_reg >> SYS_REG_NUM_CH_SHIFT) & SYS_REG_NUM_CH_MASK);