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ram: rk3399: Move common sdram structures in common header

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Move common sdram structures like sdram_cap_info, sdram_base_params
into sdram_common header, this would help to reuse the same
from another controllers like px30.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>
This commit is contained in:
Jagan Teki 2019-07-15 23:51:07 +05:30 committed by Kever Yang
parent 1372a6ec47
commit e5e444aaa5
2 changed files with 29 additions and 28 deletions
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29
arch/arm/include/asm/arch-rockchip/sdram_common.h
View file

@ -5,6 +5,35 @@
#ifndef _ASM_ARCH_SDRAM_COMMON_H
#define _ASM_ARCH_SDRAM_COMMON_H
struct sdram_cap_info {
unsigned int rank;
/* dram column number, 0 means this channel is invalid */
unsigned int col;
/* dram bank number, 3:8bank, 2:4bank */
unsigned int bk;
/* channel buswidth, 2:32bit, 1:16bit, 0:8bit */
unsigned int bw;
/* die buswidth, 2:32bit, 1:16bit, 0:8bit */
unsigned int dbw;
/*
* row_3_4 = 1: 6Gb or 12Gb die
* row_3_4 = 0: normal die, power of 2
*/
unsigned int row_3_4;
unsigned int cs0_row;
unsigned int cs1_row;
unsigned int ddrconfig;
};
struct sdram_base_params {
unsigned int ddr_freq;
unsigned int dramtype;
unsigned int num_channels;
unsigned int stride;
unsigned int odt;
};
/*
* sys_reg bitfield struct
* [31] row_3_4_ch1

28
arch/arm/include/asm/arch-rockchip/sdram_rk3399.h
View file

@ -71,39 +71,11 @@ struct rk3399_ddr_cic_regs {
/* DENALI_CTL_274 */
#define MEM_RST_VALID 1
struct sdram_cap_info {
unsigned int rank;
/* dram column number, 0 means this channel is invalid */
unsigned int col;
/* dram bank number, 3:8bank, 2:4bank */
unsigned int bk;
/* channel buswidth, 2:32bit, 1:16bit, 0:8bit */
unsigned int bw;
/* die buswidth, 2:32bit, 1:16bit, 0:8bit */
unsigned int dbw;
/*
* row_3_4 = 1: 6Gb or 12Gb die
* row_3_4 = 0: normal die, power of 2
*/
unsigned int row_3_4;
unsigned int cs0_row;
unsigned int cs1_row;
unsigned int ddrconfig;
};
struct rk3399_sdram_channel {
struct sdram_cap_info cap_info;
struct rk3399_msch_timings noc_timings;
};
struct sdram_base_params {
unsigned int ddr_freq;
unsigned int dramtype;
unsigned int num_channels;
unsigned int stride;
unsigned int odt;
};
struct rk3399_sdram_params {
struct rk3399_sdram_channel ch[2];
struct sdram_base_params base;