[U-Boot] [PATCH] ARM: OMAP4+: Fix MA detection during SDRAM_AUTO_DETECTION

Lokesh Vutla lokeshvutla at ti.com
Wed Jun 19 07:20:45 CEST 2013


During SDRAM_AUTO_DETECTION MA is not configured.
For Soc's > OMAP4460 MA is present. So populating
MA for the same.

Tested on OMAP4430 PANDA, OMAP4460 PANDA.

Reported-by: Dan Murphy <dmurphy at ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
---
 arch/arm/cpu/armv7/omap-common/emif-common.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c
index 11e830a..e6287cd 100644
--- a/arch/arm/cpu/armv7/omap-common/emif-common.c
+++ b/arch/arm/cpu/armv7/omap-common/emif-common.c
@@ -1180,6 +1180,9 @@ void dmm_init(u32 base)
 	/* TRAP for invalid TILER mappings in section 0 */
 	lis_map_regs_calculated.dmm_lisa_map_0 = DMM_LISA_MAP_0_INVAL_ADDR_TRAP;
 
+	if (omap_revision() >= OMAP4460_ES1_0)
+		lis_map_regs_calculated.is_ma_present = 1;
+
 	lisa_map_regs = &lis_map_regs_calculated;
 #endif
 	struct dmm_lisa_map_regs *hw_lisa_map_regs =
-- 
1.7.9.5



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