From 7e8702a00fe88590c2ece93061da4a40adf3c242 Mon Sep 17 00:00:00 2001 From: Wenyou Yang Date: Mon, 1 Feb 2016 18:12:15 +0800 Subject: arm: at91/spl: mpddrc: add struct atmel_mpddrc_config MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Andreas Bießmann --- arch/arm/mach-at91/include/mach/atmel_mpddrc.h | 12 +++++++++++- arch/arm/mach-at91/mpddrc.c | 2 +- 2 files changed, 12 insertions(+), 2 deletions(-) (limited to 'arch/arm/mach-at91') diff --git a/arch/arm/mach-at91/include/mach/atmel_mpddrc.h b/arch/arm/mach-at91/include/mach/atmel_mpddrc.h index c6c8dda803..47b4cd4914 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 @@ struct atmel_mpddr { 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 diff --git a/arch/arm/mach-at91/mpddrc.c b/arch/arm/mach-at91/mpddrc.c index 47e6e5a3cd..9ba2a00e92 100644 --- a/arch/arm/mach-at91/mpddrc.c +++ b/arch/arm/mach-at91/mpddrc.c @@ -30,7 +30,7 @@ static int ddr2_decodtype_is_seq(u32 cr) int ddr2_init(const unsigned int base, const unsigned int ram_address, - const struct atmel_mpddr *mpddr_value) + const struct atmel_mpddrc_config *mpddr_value) { const struct atmel_mpddr *mpddr = (struct atmel_mpddr *)base; -- cgit v1.2.1