DRA72 has 1GB connected to EMIF1 only. Updating the details. And also enable WA for BUG0039 only if corresponding EMIF is present.
Signed-off-by: Lokesh Vutla lokeshvutla@ti.com Acked-by: Tom Rini trini@ti.com --- arch/arm/cpu/armv7/omap-common/emif-common.c | 6 ++++-- arch/arm/cpu/armv7/omap5/hw_data.c | 1 + arch/arm/cpu/armv7/omap5/sdram.c | 19 ++++++++++++++++++- 3 files changed, 23 insertions(+), 3 deletions(-)
diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c index 429c4be..71c0cc8 100644 --- a/arch/arm/cpu/armv7/omap-common/emif-common.c +++ b/arch/arm/cpu/armv7/omap-common/emif-common.c @@ -1384,8 +1384,10 @@ void sdram_init(void)
if (sdram_type == EMIF_SDRAM_TYPE_DDR3 && (!in_sdram && !warm_reset())) { - do_bug0039_workaround(EMIF1_BASE); - do_bug0039_workaround(EMIF2_BASE); + if (emif1_enabled) + do_bug0039_workaround(EMIF1_BASE); + if (emif2_enabled) + do_bug0039_workaround(EMIF2_BASE); }
debug("<<sdram_init()\n"); diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c index 1a6798d..4baca11 100644 --- a/arch/arm/cpu/armv7/omap5/hw_data.c +++ b/arch/arm/cpu/armv7/omap5/hw_data.c @@ -619,6 +619,7 @@ void get_ioregs(const struct ctrl_ioregs **regs) break; case DRA752_ES1_0: case DRA752_ES1_1: + case DRA722_ES1_0: *regs = &ioregs_dra7xx_es1; break;
diff --git a/arch/arm/cpu/armv7/omap5/sdram.c b/arch/arm/cpu/armv7/omap5/sdram.c index 16a91f9..e2ebab8 100644 --- a/arch/arm/cpu/armv7/omap5/sdram.c +++ b/arch/arm/cpu/armv7/omap5/sdram.c @@ -229,6 +229,17 @@ const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2 = { .is_ma_present = 0x1 };
+/* + * DRA722 EVM EMIF1 CONFIGURATION + */ +const struct dmm_lisa_map_regs lisa_map_2G_x_2 = { + .dmm_lisa_map_0 = 0x0, + .dmm_lisa_map_1 = 0x0, + .dmm_lisa_map_2 = 0x80600100, + .dmm_lisa_map_3 = 0xFF020100, + .is_ma_present = 0x1 +}; + static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs) { switch (omap_revision()) { @@ -255,6 +266,7 @@ static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs) break; } break; + case DRA722_ES1_0: default: *regs = &emif_1_regs_ddr3_532_mhz_1cs_dra_es1; } @@ -275,8 +287,11 @@ static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs break; case DRA752_ES1_0: case DRA752_ES1_1: - default: *dmm_lisa_regs = &lisa_map_2G_x_2_x_2_2G_x_1_x_2; + break; + case DRA722_ES1_0: + default: + *dmm_lisa_regs = &lisa_map_2G_x_2; }
} @@ -463,6 +478,7 @@ static void emif_get_ext_phy_ctrl_const_regs(u32 emif_nr, break; case DRA752_ES1_0: case DRA752_ES1_1: + case DRA722_ES1_0: if (emif_nr == 1) { *regs = dra_ddr3_ext_phy_ctrl_const_base_es1_emif1; *size = @@ -630,6 +646,7 @@ const struct read_write_regs *get_bug_regs(u32 *iterations) break; case DRA752_ES1_0: case DRA752_ES1_1: + case DRA722_ES1_0: bug_00339_regs_ptr = dra_bug_00339_regs; *iterations = sizeof(dra_bug_00339_regs)/ sizeof(dra_bug_00339_regs[0]);