mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-12 07:57:21 +00:00
39 lines
1.4 KiB
C
39 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* (C) Copyright 2010 Samsung Electronics
|
|
* Naveen Krishna Ch <ch.naveen@samsung.com>
|
|
*
|
|
* Note: This file contains the register description for Memory subsystem
|
|
* (SROM, NAND Flash, OneNand, DDR, OneDRAM) on S5PC1XX.
|
|
*
|
|
* Only SROMC is defined as of now
|
|
*/
|
|
|
|
#ifndef __ASM_ARCH_SROMC_H_
|
|
#define __ASM_ARCH_SROMC_H_
|
|
|
|
#define SMC_DATA16_WIDTH(x) (1<<((x*4)+0))
|
|
#define SMC_BYTE_ADDR_MODE(x) (1<<((x*4)+1)) /* 0-> Half-word base address*/
|
|
/* 1-> Byte base address*/
|
|
#define SMC_WAIT_ENABLE(x) (1<<((x*4)+2))
|
|
#define SMC_BYTE_ENABLE(x) (1<<((x*4)+3))
|
|
|
|
#define SMC_BC_TACS(x) (x << 28) /* 0clk address set-up */
|
|
#define SMC_BC_TCOS(x) (x << 24) /* 4clk chip selection set-up */
|
|
#define SMC_BC_TACC(x) (x << 16) /* 14clk access cycle */
|
|
#define SMC_BC_TCOH(x) (x << 12) /* 1clk chip selection hold */
|
|
#define SMC_BC_TAH(x) (x << 8) /* 4clk address holding time */
|
|
#define SMC_BC_TACP(x) (x << 4) /* 6clk page mode access cycle */
|
|
#define SMC_BC_PMC(x) (x << 0) /* normal(1data)page mode configuration */
|
|
|
|
#ifndef __ASSEMBLY__
|
|
struct s5p_sromc {
|
|
unsigned int bw;
|
|
unsigned int bc[6];
|
|
};
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
/* Configure the Band Width and Bank Control Regs for required SROMC Bank */
|
|
void s5p_config_sromc(u32 srom_bank, u32 srom_bw_conf, u32 srom_bc_conf);
|
|
|
|
#endif /* __ASM_ARCH_SMC_H_ */
|