[PATCH 1/5] ARM: at91: fix cap9 ddrsdr register
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Tue Jan 10 11:24:21 EST 2012
fix AT91_DDRSDRC_MODE it's 3bit
add missing AT91_DDRSDRC_NR_14, AT91_DDRSDRC_DBW (16 and 32 bits support)
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre at atmel.com>
---
arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h b/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
index 976f4a6..d21932d 100644
--- a/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
+++ b/arch/arm/mach-at91/include/mach/at91cap9_ddrsdr.h
@@ -16,7 +16,7 @@
#define AT91CAP9_DDRSDR_H
#define AT91_DDRSDRC_MR 0x00 /* Mode Register */
-#define AT91_DDRSDRC_MODE (0xf << 0) /* Command Mode */
+#define AT91_DDRSDRC_MODE (0x7 << 0) /* Command Mode */
#define AT91_DDRSDRC_MODE_NORMAL 0
#define AT91_DDRSDRC_MODE_NOP 1
#define AT91_DDRSDRC_MODE_PRECHARGE 2
@@ -42,6 +42,7 @@
#define AT91_DDRSDRC_NR_11 (0 << 2)
#define AT91_DDRSDRC_NR_12 (1 << 2)
#define AT91_DDRSDRC_NR_13 (2 << 2)
+#define AT91_DDRSDRC_NR_14 (3 << 2)
#define AT91_DDRSDRC_CAS (7 << 4) /* CAS Latency */
#define AT91_DDRSDRC_CAS_2 (2 << 4)
#define AT91_DDRSDRC_CAS_3 (3 << 4)
@@ -86,6 +87,9 @@
#define AT91_DDRSDRC_MD_LOW_POWER_SDR 1
#define AT91_DDRSDRC_MD_DDR 2
#define AT91_DDRSDRC_MD_LOW_POWER_DDR 3
+#define AT91_DDRSDRC_DBW (1 << 4) /* Data Bus Width */
+#define AT91_DDRSDRC_DBW_32BITS (0 << 4)
+#define AT91_DDRSDRC_DBW_16BITS (1 << 4)
#define AT91_DDRSDRC_DLLR 0x20 /* DLL Information Register */
#define AT91_DDRSDRC_MDINC (1 << 0) /* Master Delay increment */
--
1.7.7
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