arm: at91/spl: mpddrc: add struct atmel_mpddrc_config
Add struct atmel_mpddrc_config to accommodate the mpddrc register
configurations, not using the mpddrc register map structure,
struct atmel_mpddrc, in order to increase readability and reduce
run-time memory use.
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/arch/arm/mach-at91/include/mach/atmel_mpddrc.h b/arch/arm/mach-at91/include/mach/atmel_mpddrc.h
index c6c8dda..47b4cd4 100644
--- a/arch/arm/mach-at91/include/mach/atmel_mpddrc.h
+++ b/arch/arm/mach-at91/include/mach/atmel_mpddrc.h
@@ -8,6 +8,16 @@
#ifndef __ATMEL_MPDDRC_H__
#define __ATMEL_MPDDRC_H__
+struct atmel_mpddrc_config {
+ u32 mr;
+ u32 rtr;
+ u32 cr;
+ u32 tpr0;
+ u32 tpr1;
+ u32 tpr2;
+ u32 md;
+};
+
/*
* Only define the needed register in mpddr
* If other register needed, will add them later
@@ -26,7 +36,7 @@
int ddr2_init(const unsigned int base,
const unsigned int ram_address,
- const struct atmel_mpddr *mpddr);
+ const struct atmel_mpddrc_config *mpddr_value);
/* Bit field in mode register */
#define ATMEL_MPDDRC_MR_MODE_NORMAL_CMD 0x0