[U-Boot] [PATCH V2 9/9] arm: mx6: ddr: do not write into reserved bit

Nikita Kiryanov nikita at compulab.co.il
Thu Aug 7 15:05:36 CEST 2014


Bit 16 in mapsr register is in a reserved field. Don't write to it.

Cc: Stefano Babic <sbabic at denx.de>
Cc: Tim Harvey <tharvey at gateworks.com>
Acked-by: Tim Harvey <tharvey at gateworks.com>
Signed-off-by: Nikita Kiryanov <nikita at compulab.co.il>
---
Changes in V2:
	- No changes.

 arch/arm/cpu/armv7/mx6/ddr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/cpu/armv7/mx6/ddr.c b/arch/arm/cpu/armv7/mx6/ddr.c
index af91314..70ce38f 100644
--- a/arch/arm/cpu/armv7/mx6/ddr.c
+++ b/arch/arm/cpu/armv7/mx6/ddr.c
@@ -466,7 +466,7 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
 			1            <<  6 |  /* BOTH_CS_PD */
 			(tcksrx & 0x7) << 3 |
 			(tcksre & 0x7);
-	mmdc0->mapsr = 0x00011006; /* ADOPT power down enabled */
+	mmdc0->mapsr = 0x00001006; /* ADOPT power down enabled */
 
 	/* Step 11: Configure ZQ calibration: one-time and periodic 1ms */
 	val = 0xa1390003;
-- 
1.9.1



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