arch/arm/plat-samsung/include/plat/sdhci.h

   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  */
  28 extern 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  */
  39 extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd);
  40 extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd);
  41 extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd);
  42 extern 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
  48 extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata;
  49 extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;
  50 extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata;
  51 extern struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata;
  52
  53 /* Helper function availability */
  54
  55 extern void s3c2416_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
  56 extern void s3c2416_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
  57 extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
  58 extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
  59 extern void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
  60 extern void s5pv210_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
  61 extern void s5pv210_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
  62 extern void s5pv210_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
  63 extern void s5pv210_setup_sdhci3_cfg_gpio(struct platform_device *, int w);
  64 extern void exynos4_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
  65 extern void exynos4_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
  66 extern void exynos4_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
  67 extern void exynos4_setup_sdhci3_cfg_gpio(struct platform_device *, int w);
  68
  69 /* S3C2416 SDHCI setup */
  70
  71 #ifdef CONFIG_S3C2416_SETUP_SDHCI
  72 static inline void s3c2416_default_sdhci0(void)
  73 {
  74 #ifdef CONFIG_S3C_DEV_HSMMC
  75         s3c_hsmmc0_def_platdata.cfg_gpio = s3c2416_setup_sdhci0_cfg_gpio;
  76 #endif /* CONFIG_S3C_DEV_HSMMC */
  77 }
  78
  79 static inline void s3c2416_default_sdhci1(void)
  80 {
  81 #ifdef CONFIG_S3C_DEV_HSMMC1
  82         s3c_hsmmc1_def_platdata.cfg_gpio = s3c2416_setup_sdhci1_cfg_gpio;
  83 #endif /* CONFIG_S3C_DEV_HSMMC1 */
  84 }
  85
  86 #else
  87 static inline void s3c2416_default_sdhci0(void) { }
  88 static inline void s3c2416_default_sdhci1(void) { }
  89
  90 #endif /* CONFIG_S3C2416_SETUP_SDHCI */
  91
  92 /* S3C64XX SDHCI setup */
  93
  94 #ifdef CONFIG_S3C64XX_SETUP_SDHCI
  95 static inline void s3c6400_default_sdhci0(void)
  96 {
  97 #ifdef CONFIG_S3C_DEV_HSMMC
  98         s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
  99 #endif
 100 }
 101
 102 static inline void s3c6400_default_sdhci1(void)
 103 {
 104 #ifdef CONFIG_S3C_DEV_HSMMC1
 105         s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
 106 #endif
 107 }
 108
 109 static inline void s3c6400_default_sdhci2(void)
 110 {
 111 #ifdef CONFIG_S3C_DEV_HSMMC2
 112         s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
 113 #endif
 114 }
 115
 116 static inline void s3c6410_default_sdhci0(void)
 117 {
 118 #ifdef CONFIG_S3C_DEV_HSMMC
 119         s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
 120 #endif
 121 }
 122
 123 static inline void s3c6410_default_sdhci1(void)
 124 {
 125 #ifdef CONFIG_S3C_DEV_HSMMC1
 126         s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
 127 #endif
 128 }
 129
 130 static inline void s3c6410_default_sdhci2(void)
 131 {
 132 #ifdef CONFIG_S3C_DEV_HSMMC2
 133         s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
 134 #endif
 135 }
 136
 137 #else
 138 static inline void s3c6410_default_sdhci0(void) { }
 139 static inline void s3c6410_default_sdhci1(void) { }
 140 static inline void s3c6410_default_sdhci2(void) { }
 141 static inline void s3c6400_default_sdhci0(void) { }
 142 static inline void s3c6400_default_sdhci1(void) { }
 143 static inline void s3c6400_default_sdhci2(void) { }
 144
 145 #endif /* CONFIG_S3C64XX_SETUP_SDHCI */
 146
 147 /* S5PV210 SDHCI setup */
 148
 149 #ifdef CONFIG_S5PV210_SETUP_SDHCI
 150 static inline void s5pv210_default_sdhci0(void)
 151 {
 152 #ifdef CONFIG_S3C_DEV_HSMMC
 153         s3c_hsmmc0_def_platdata.cfg_gpio = s5pv210_setup_sdhci0_cfg_gpio;
 154 #endif
 155 }
 156
 157 static inline void s5pv210_default_sdhci1(void)
 158 {
 159 #ifdef CONFIG_S3C_DEV_HSMMC1
 160         s3c_hsmmc1_def_platdata.cfg_gpio = s5pv210_setup_sdhci1_cfg_gpio;
 161 #endif
 162 }
 163
 164 static inline void s5pv210_default_sdhci2(void)
 165 {
 166 #ifdef CONFIG_S3C_DEV_HSMMC2
 167         s3c_hsmmc2_def_platdata.cfg_gpio = s5pv210_setup_sdhci2_cfg_gpio;
 168 #endif
 169 }
 170
 171 static inline void s5pv210_default_sdhci3(void)
 172 {
 173 #ifdef CONFIG_S3C_DEV_HSMMC3
 174         s3c_hsmmc3_def_platdata.cfg_gpio = s5pv210_setup_sdhci3_cfg_gpio;
 175 #endif
 176 }
 177
 178 #else
 179 static inline void s5pv210_default_sdhci0(void) { }
 180 static inline void s5pv210_default_sdhci1(void) { }
 181 static inline void s5pv210_default_sdhci2(void) { }
 182 static inline void s5pv210_default_sdhci3(void) { }
 183
 184 #endif /* CONFIG_S5PV210_SETUP_SDHCI */
 185
 186 static inline void s3c_sdhci_setname(int id, char *name)
 187 {
 188         switch (id) {
 189 #ifdef CONFIG_S3C_DEV_HSMMC
 190         case 0:
 191                 s3c_device_hsmmc0.name = name;
 192                 break;
 193 #endif
 194 #ifdef CONFIG_S3C_DEV_HSMMC1
 195         case 1:
 196                 s3c_device_hsmmc1.name = name;
 197                 break;
 198 #endif
 199 #ifdef CONFIG_S3C_DEV_HSMMC2
 200         case 2:
 201                 s3c_device_hsmmc2.name = name;
 202                 break;
 203 #endif
 204 #ifdef CONFIG_S3C_DEV_HSMMC3
 205         case 3:
 206                 s3c_device_hsmmc3.name = name;
 207                 break;
 208 #endif
 209         default:
 210                 break;
 211         }
 212 }
 213 #endif /* __PLAT_S3C_SDHCI_H */