| /* 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_ */ |