aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/plat-samsung/include/plat/sdhci.h
diff options
context:
space:
mode:
authorBen Dooks <ben-linux@fluff.org>2010-01-19 21:09:28 -0500
committerBen Dooks <ben-linux@fluff.org>2010-01-20 23:45:51 -0500
commit6890556c140469622497bea98cf49bf93f92f922 (patch)
tree67bf70c1bc46e02b77f2be9e659bff57bc2e844f /arch/arm/plat-samsung/include/plat/sdhci.h
parent54b89177ac533dc7439491afd26baf59464b425c (diff)
ARM: SAMSUNG: Move more support into plat-samsung
Move header files which are not likely to be touched in any further support addition out of plat-s3c's include directory into plat-samsung. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/sdhci.h')
-rw-r--r--arch/arm/plat-samsung/include/plat/sdhci.h226
1 files changed, 226 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h
new file mode 100644
index 000000000000..53198673b6bd
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/sdhci.h
@@ -0,0 +1,226 @@
1/* linux/arch/arm/plat-s3c/include/plat/sdhci.h
2 *
3 * Copyright 2008 Openmoko, Inc.
4 * Copyright 2008 Simtec Electronics
5 * http://armlinux.simtec.co.uk/
6 * Ben Dooks <ben@simtec.co.uk>
7 *
8 * S3C Platform - SDHCI (HSMMC) platform data definitions
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13*/
14
15#ifndef __PLAT_S3C_SDHCI_H
16#define __PLAT_S3C_SDHCI_H __FILE__
17
18struct platform_device;
19struct mmc_host;
20struct mmc_card;
21struct mmc_ios;
22
23/**
24 * struct s3c_sdhci_platdata() - Platform device data for Samsung SDHCI
25 * @max_width: The maximum number of data bits supported.
26 * @host_caps: Standard MMC host capabilities bit field.
27 * @cfg_gpio: Configure the GPIO for a specific card bit-width
28 * @cfg_card: Configure the interface for a specific card and speed. This
29 * is necessary the controllers and/or GPIO blocks require the
30 * changing of driver-strength and other controls dependant on
31 * the card and speed of operation.
32 *
33 * Initialisation data specific to either the machine or the platform
34 * for the device driver to use or call-back when configuring gpio or
35 * card speed information.
36*/
37struct s3c_sdhci_platdata {
38 unsigned int max_width;
39 unsigned int host_caps;
40
41 char **clocks; /* set of clock sources */
42
43 void (*cfg_gpio)(struct platform_device *dev, int width);
44 void (*cfg_card)(struct platform_device *dev,
45 void __iomem *regbase,
46 struct mmc_ios *ios,
47 struct mmc_card *card);
48};
49
50/**
51 * s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device.
52 * @pd: Platform data to register to device.
53 *
54 * Register the given platform data for use withe S3C SDHCI device.
55 * The call will copy the platform data, so the board definitions can
56 * make the structure itself __initdata.
57 */
58extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd);
59extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd);
60extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd);
61
62/* Default platform data, exported so that per-cpu initialisation can
63 * set the correct one when there are more than one cpu type selected.
64*/
65
66extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata;
67extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;
68extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata;
69
70/* Helper function availablity */
71
72extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
73extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
74extern void s5pc100_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
75extern void s5pc100_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
76extern void s5pc100_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
77extern void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
78
79/* S3C6400 SDHCI setup */
80
81#ifdef CONFIG_S3C6400_SETUP_SDHCI
82extern char *s3c6400_hsmmc_clksrcs[4];
83
84#ifdef CONFIG_S3C_DEV_HSMMC
85extern void s3c6400_setup_sdhci_cfg_card(struct platform_device *dev,
86 void __iomem *r,
87 struct mmc_ios *ios,
88 struct mmc_card *card);
89
90static inline void s3c6400_default_sdhci0(void)
91{
92 s3c_hsmmc0_def_platdata.clocks = s3c6400_hsmmc_clksrcs;
93 s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
94 s3c_hsmmc0_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
95}
96
97#else
98static inline void s3c6400_default_sdhci0(void) { }
99#endif /* CONFIG_S3C_DEV_HSMMC */
100
101#ifdef CONFIG_S3C_DEV_HSMMC1
102static inline void s3c6400_default_sdhci1(void)
103{
104 s3c_hsmmc1_def_platdata.clocks = s3c6400_hsmmc_clksrcs;
105 s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
106 s3c_hsmmc1_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
107}
108#else
109static inline void s3c6400_default_sdhci1(void) { }
110#endif /* CONFIG_S3C_DEV_HSMMC1 */
111
112#ifdef CONFIG_S3C_DEV_HSMMC2
113static inline void s3c6400_default_sdhci2(void)
114{
115 s3c_hsmmc2_def_platdata.clocks = s3c6400_hsmmc_clksrcs;
116 s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
117 s3c_hsmmc2_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
118}
119#else
120static inline void s3c6400_default_sdhci2(void) { }
121#endif /* CONFIG_S3C_DEV_HSMMC2 */
122
123#else
124static inline void s3c6400_default_sdhci0(void) { }
125static inline void s3c6400_default_sdhci1(void) { }
126#endif /* CONFIG_S3C6400_SETUP_SDHCI */
127
128/* S3C6410 SDHCI setup */
129
130#ifdef CONFIG_S3C6410_SETUP_SDHCI
131extern char *s3c6410_hsmmc_clksrcs[4];
132
133extern void s3c6410_setup_sdhci0_cfg_card(struct platform_device *dev,
134 void __iomem *r,
135 struct mmc_ios *ios,
136 struct mmc_card *card);
137
138#ifdef CONFIG_S3C_DEV_HSMMC
139static inline void s3c6410_default_sdhci0(void)
140{
141 s3c_hsmmc0_def_platdata.clocks = s3c6410_hsmmc_clksrcs;
142 s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
143 s3c_hsmmc0_def_platdata.cfg_card = s3c6410_setup_sdhci0_cfg_card;
144}
145#else
146static inline void s3c6410_default_sdhci0(void) { }
147#endif /* CONFIG_S3C_DEV_HSMMC */
148
149#ifdef CONFIG_S3C_DEV_HSMMC1
150static inline void s3c6410_default_sdhci1(void)
151{
152 s3c_hsmmc1_def_platdata.clocks = s3c6410_hsmmc_clksrcs;
153 s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
154 s3c_hsmmc1_def_platdata.cfg_card = s3c6410_setup_sdhci0_cfg_card;
155}
156#else
157static inline void s3c6410_default_sdhci1(void) { }
158#endif /* CONFIG_S3C_DEV_HSMMC1 */
159
160#ifdef CONFIG_S3C_DEV_HSMMC2
161static inline void s3c6410_default_sdhci2(void)
162{
163 s3c_hsmmc2_def_platdata.clocks = s3c6410_hsmmc_clksrcs;
164 s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
165 s3c_hsmmc2_def_platdata.cfg_card = s3c6410_setup_sdhci0_cfg_card;
166}
167#else
168static inline void s3c6410_default_sdhci2(void) { }
169#endif /* CONFIG_S3C_DEV_HSMMC2 */
170
171#else
172static inline void s3c6410_default_sdhci0(void) { }
173static inline void s3c6410_default_sdhci1(void) { }
174#endif /* CONFIG_S3C6410_SETUP_SDHCI */
175
176/* S5PC100 SDHCI setup */
177
178#ifdef CONFIG_S5PC100_SETUP_SDHCI
179extern char *s5pc100_hsmmc_clksrcs[4];
180
181extern void s5pc100_setup_sdhci0_cfg_card(struct platform_device *dev,
182 void __iomem *r,
183 struct mmc_ios *ios,
184 struct mmc_card *card);
185
186#ifdef CONFIG_S3C_DEV_HSMMC
187static inline void s5pc100_default_sdhci0(void)
188{
189 s3c_hsmmc0_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
190 s3c_hsmmc0_def_platdata.cfg_gpio = s5pc100_setup_sdhci0_cfg_gpio;
191 s3c_hsmmc0_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
192}
193#else
194static inline void s5pc100_default_sdhci0(void) { }
195#endif /* CONFIG_S3C_DEV_HSMMC */
196
197#ifdef CONFIG_S3C_DEV_HSMMC1
198static inline void s5pc100_default_sdhci1(void)
199{
200 s3c_hsmmc1_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
201 s3c_hsmmc1_def_platdata.cfg_gpio = s5pc100_setup_sdhci1_cfg_gpio;
202 s3c_hsmmc1_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
203}
204#else
205static inline void s5pc100_default_sdhci1(void) { }
206#endif /* CONFIG_S3C_DEV_HSMMC1 */
207
208#ifdef CONFIG_S3C_DEV_HSMMC2
209static inline void s5pc100_default_sdhci2(void)
210{
211 s3c_hsmmc2_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
212 s3c_hsmmc2_def_platdata.cfg_gpio = s5pc100_setup_sdhci2_cfg_gpio;
213 s3c_hsmmc2_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
214}
215#else
216static inline void s5pc100_default_sdhci2(void) { }
217#endif /* CONFIG_S3C_DEV_HSMMC1 */
218
219
220#else
221static inline void s5pc100_default_sdhci0(void) { }
222static inline void s5pc100_default_sdhci1(void) { }
223static inline void s5pc100_default_sdhci2(void) { }
224#endif /* CONFIG_S5PC100_SETUP_SDHCI */
225
226#endif /* __PLAT_S3C_SDHCI_H */