1 /* SPDX-License-Identifier: GPL-2.0 */
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
14 #ifndef __PLAT_S3C_SDHCI_H
15 #define __PLAT_S3C_SDHCI_H __FILE__
16
17 #include <linux/platform_data/mmc-sdhci-s3c.h>
18 #include "devs.h"
19
20 /* s3c_sdhci_set_platdata() - common helper for setting SDHCI platform data
21 * @pd: The default platform data for this device.
22 * @set: Pointer to the platform data to fill in.
23 */
24 extern void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd,
25 struct s3c_sdhci_platdata *set);
26
27 /**
28 * s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device.
29 * @pd: Platform data to register to device.
30 *
31 * Register the given platform data for use withe S3C SDHCI device.
32 * The call will copy the platform data, so the board definitions can
33 * make the structure itself __initdata.
34 */
35 extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd);
36 extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd);
37 extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd);
38 extern void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd);
39
40 /* Default platform data, exported so that per-cpu initialisation can
41 * set the correct one when there are more than one cpu type selected.
42 */
43
44 extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata;
45 extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;
46 extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata;
47 extern struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata;
48
49 /* Helper function availability */
50
51 extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
52 extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
53 extern void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
54
55 /* S3C64XX SDHCI setup */
56
57 #ifdef CONFIG_S3C64XX_SETUP_SDHCI
58 static inline void s3c6400_default_sdhci0(void)
59 {
60 #ifdef CONFIG_S3C_DEV_HSMMC
61 s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
62 #endif
63 }
64
65 static inline void s3c6400_default_sdhci1(void)
66 {
67 #ifdef CONFIG_S3C_DEV_HSMMC1
68 s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
69 #endif
70 }
71
72 static inline void s3c6400_default_sdhci2(void)
73 {
74 #ifdef CONFIG_S3C_DEV_HSMMC2
75 s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
76 #endif
77 }
78
79 static inline void s3c6410_default_sdhci0(void)
80 {
81 #ifdef CONFIG_S3C_DEV_HSMMC
82 s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
83 #endif
84 }
85
86 static inline void s3c6410_default_sdhci1(void)
87 {
88 #ifdef CONFIG_S3C_DEV_HSMMC1
89 s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
90 #endif
91 }
92
93 static inline void s3c6410_default_sdhci2(void)
94 {
95 #ifdef CONFIG_S3C_DEV_HSMMC2
96 s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
97 #endif
98 }
99
100 #else
101 static inline void s3c6410_default_sdhci0(void) { }
102 static inline void s3c6410_default_sdhci1(void) { }
103 static inline void s3c6410_default_sdhci2(void) { }
104 static inline void s3c6400_default_sdhci0(void) { }
105 static inline void s3c6400_default_sdhci1(void) { }
106 static inline void s3c6400_default_sdhci2(void) { }
107
108 #endif /* CONFIG_S3C64XX_SETUP_SDHCI */
109
110 static inline void s3c_sdhci_setname(int id, char *name)
111 {
112 switch (id) {
113 #ifdef CONFIG_S3C_DEV_HSMMC
114 case 0:
115 s3c_device_hsmmc0.name = name;
116 break;
117 #endif
118 #ifdef CONFIG_S3C_DEV_HSMMC1
119 case 1:
120 s3c_device_hsmmc1.name = name;
121 break;
122 #endif
123 #ifdef CONFIG_S3C_DEV_HSMMC2
124 case 2:
125 s3c_device_hsmmc2.name = name;
126 break;
127 #endif
128 #ifdef CONFIG_S3C_DEV_HSMMC3
129 case 3:
130 s3c_device_hsmmc3.name = name;
131 break;
132 #endif
133 default:
134 break;
135 }
136 }
137 #endif /* __PLAT_S3C_SDHCI_H */
138
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