1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (C) 2010 Samsung Electronics 4 * Naveen Krishna Ch <ch.naveen@samsung.com> 5 */ 6 7 #include <common.h> 8 #include <asm/io.h> 9 #include <asm/arch/sromc.h> 10 11 /* 12 * s5p_config_sromc() - select the proper SROMC Bank and configure the 13 * band width control and bank control registers 14 * srom_bank - SROM 15 * srom_bw_conf - SMC Band witdh reg configuration value 16 * srom_bc_conf - SMC Bank Control reg configuration value 17 */ s5p_config_sromc(u32 srom_bank,u32 srom_bw_conf,u32 srom_bc_conf)18void s5p_config_sromc(u32 srom_bank, u32 srom_bw_conf, u32 srom_bc_conf) 19 { 20 u32 tmp; 21 struct s5p_sromc *srom = 22 (struct s5p_sromc *)samsung_get_base_sromc(); 23 24 /* Configure SMC_BW register to handle proper SROMC bank */ 25 tmp = srom->bw; 26 tmp &= ~(0xF << (srom_bank * 4)); 27 tmp |= srom_bw_conf; 28 srom->bw = tmp; 29 30 /* Configure SMC_BC register */ 31 srom->bc[srom_bank] = srom_bc_conf; 32 } 33