1/* linux/arch/arm/plat-samsung/include/plat/sdhci.h 2 * 3 * Copyright (c) 2011 Samsung Electronics Co., Ltd. 4 * http://www.samsung.com 5 * 6 * Copyright 2008 Openmoko, Inc. 7 * Copyright 2008 Simtec Electronics 8 * http://armlinux.simtec.co.uk/ 9 * Ben Dooks <ben@simtec.co.uk> 10 * 11 * S3C Platform - SDHCI (HSMMC) platform data definitions 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of the GNU General Public License version 2 as 15 * published by the Free Software Foundation. 16*/ 17 18#ifndef __PLAT_S3C_SDHCI_H 19#define __PLAT_S3C_SDHCI_H __FILE__ 20 21#include <linux/platform_data/mmc-sdhci-s3c.h> 22#include <plat/devs.h> 23 24/* s3c_sdhci_set_platdata() - common helper for setting SDHCI platform data 25 * @pd: The default platform data for this device. 26 * @set: Pointer to the platform data to fill in. 27 */ 28extern void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd, 29 struct s3c_sdhci_platdata *set); 30 31/** 32 * s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device. 33 * @pd: Platform data to register to device. 34 * 35 * Register the given platform data for use withe S3C SDHCI device. 36 * The call will copy the platform data, so the board definitions can 37 * make the structure itself __initdata. 38 */ 39extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd); 40extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd); 41extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd); 42extern void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd); 43 44/* Default platform data, exported so that per-cpu initialisation can 45 * set the correct one when there are more than one cpu type selected. 46*/ 47 48extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata; 49extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata; 50extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata; 51extern struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata; 52 53/* Helper function availability */ 54 55extern void s3c2416_setup_sdhci0_cfg_gpio(struct platform_device *, int w); 56extern void s3c2416_setup_sdhci1_cfg_gpio(struct platform_device *, int w); 57extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w); 58extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w); 59extern void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *, int w); 60 61/* S3C2416 SDHCI setup */ 62 63#ifdef CONFIG_S3C2416_SETUP_SDHCI 64static inline void s3c2416_default_sdhci0(void) 65{ 66#ifdef CONFIG_S3C_DEV_HSMMC 67 s3c_hsmmc0_def_platdata.cfg_gpio = s3c2416_setup_sdhci0_cfg_gpio; 68#endif /* CONFIG_S3C_DEV_HSMMC */ 69} 70 71static inline void s3c2416_default_sdhci1(void) 72{ 73#ifdef CONFIG_S3C_DEV_HSMMC1 74 s3c_hsmmc1_def_platdata.cfg_gpio = s3c2416_setup_sdhci1_cfg_gpio; 75#endif /* CONFIG_S3C_DEV_HSMMC1 */ 76} 77 78#else 79static inline void s3c2416_default_sdhci0(void) { } 80static inline void s3c2416_default_sdhci1(void) { } 81 82#endif /* CONFIG_S3C2416_SETUP_SDHCI */ 83 84/* S3C64XX SDHCI setup */ 85 86#ifdef CONFIG_S3C64XX_SETUP_SDHCI 87static inline void s3c6400_default_sdhci0(void) 88{ 89#ifdef CONFIG_S3C_DEV_HSMMC 90 s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio; 91#endif 92} 93 94static inline void s3c6400_default_sdhci1(void) 95{ 96#ifdef CONFIG_S3C_DEV_HSMMC1 97 s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio; 98#endif 99} 100 101static inline void s3c6400_default_sdhci2(void) 102{ 103#ifdef CONFIG_S3C_DEV_HSMMC2 104 s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio; 105#endif 106} 107 108static inline void s3c6410_default_sdhci0(void) 109{ 110#ifdef CONFIG_S3C_DEV_HSMMC 111 s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio; 112#endif 113} 114 115static inline void s3c6410_default_sdhci1(void) 116{ 117#ifdef CONFIG_S3C_DEV_HSMMC1 118 s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio; 119#endif 120} 121 122static inline void s3c6410_default_sdhci2(void) 123{ 124#ifdef CONFIG_S3C_DEV_HSMMC2 125 s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio; 126#endif 127} 128 129#else 130static inline void s3c6410_default_sdhci0(void) { } 131static inline void s3c6410_default_sdhci1(void) { } 132static inline void s3c6410_default_sdhci2(void) { } 133static inline void s3c6400_default_sdhci0(void) { } 134static inline void s3c6400_default_sdhci1(void) { } 135static inline void s3c6400_default_sdhci2(void) { } 136 137#endif /* CONFIG_S3C64XX_SETUP_SDHCI */ 138 139static inline void s3c_sdhci_setname(int id, char *name) 140{ 141 switch (id) { 142#ifdef CONFIG_S3C_DEV_HSMMC 143 case 0: 144 s3c_device_hsmmc0.name = name; 145 break; 146#endif 147#ifdef CONFIG_S3C_DEV_HSMMC1 148 case 1: 149 s3c_device_hsmmc1.name = name; 150 break; 151#endif 152#ifdef CONFIG_S3C_DEV_HSMMC2 153 case 2: 154 s3c_device_hsmmc2.name = name; 155 break; 156#endif 157#ifdef CONFIG_S3C_DEV_HSMMC3 158 case 3: 159 s3c_device_hsmmc3.name = name; 160 break; 161#endif 162 default: 163 break; 164 } 165} 166#endif /* __PLAT_S3C_SDHCI_H */ 167