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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 19:00:54 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 19:00:54 -0500
commitdca1d9f6d7ae428c193f32bd3e9a4ca13176648b (patch)
tree02de8c3503c1c811754423d2fa3f3b4978044f6e /arch/arm/plat-samsung/include/plat/sdhci.h
parent9ff99339447de403a46be5e3f23d0c794d540b06 (diff)
parent91e013827c0bcbb187ecf02213c5446b6f62d445 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (370 commits) ARM: S3C2443: Add set_rate and round_rate calls for armdiv clock ARM: S3C2443: Remove #if 0 for clk_mpll ARM: S3C2443: Update notes on MPLLREF clock ARM: S3C2443: Further clksrc-clk conversions ARM: S3C2443: Change to using plat-samsung clksrc-clk implementation USB: Fix s3c-hsotg build following Samsung platform header moves ARM: S3C64XX: Reintroduce unconditional build of audio device ARM: 5961/1: ux500: fix CLKRST addresses ARM: 5977/1: arm: Enable backtrace printing on oops when PC is corrupted ASoC: Fix S3C64xx IIS driver for Samsung header reorg ARM: S3C2440: Fix plat-s3c24xx move of s3c2440/s3c2442 support [ARM] pxa: fix typo in mxm8x10.h [ARM] pxa/raumfeld: set GPIO drive bits for LED pins [ARM] pxa/zeus: Add support for mcp2515 CAN bus [ARM] pxa/zeus: Add support for onboard max6369 watchdog [ARM] pxa/zeus: Add Eurotech as the manufacturer [ARM] pxa/zeus: Correct the USB host initialisation flags [ARM] pxa/zeus: Allow usage of 8250-compatible UART in uncompress [ARM] pxa: refactor uncompress.h for non-PXA uarts [ARM] mmp2: fix incorrect calling of chip->mask_ack() for 2nd level cascaded IRQs ...
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/sdhci.h')
-rw-r--r--arch/arm/plat-samsung/include/plat/sdhci.h221
1 files changed, 221 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..7d07cd7aa4f2
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/sdhci.h
@@ -0,0 +1,221 @@
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_S3C64XX_SETUP_SDHCI
82extern char *s3c64xx_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 = s3c64xx_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 = s3c64xx_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 = s3c64xx_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/* S3C6410 SDHCI setup */
124
125extern void s3c6410_setup_sdhci_cfg_card(struct platform_device *dev,
126 void __iomem *r,
127 struct mmc_ios *ios,
128 struct mmc_card *card);
129
130#ifdef CONFIG_S3C_DEV_HSMMC
131static inline void s3c6410_default_sdhci0(void)
132{
133 s3c_hsmmc0_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
134 s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
135 s3c_hsmmc0_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card;
136}
137#else
138static inline void s3c6410_default_sdhci0(void) { }
139#endif /* CONFIG_S3C_DEV_HSMMC */
140
141#ifdef CONFIG_S3C_DEV_HSMMC1
142static inline void s3c6410_default_sdhci1(void)
143{
144 s3c_hsmmc1_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
145 s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
146 s3c_hsmmc1_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card;
147}
148#else
149static inline void s3c6410_default_sdhci1(void) { }
150#endif /* CONFIG_S3C_DEV_HSMMC1 */
151
152#ifdef CONFIG_S3C_DEV_HSMMC2
153static inline void s3c6410_default_sdhci2(void)
154{
155 s3c_hsmmc2_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
156 s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
157 s3c_hsmmc2_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card;
158}
159#else
160static inline void s3c6410_default_sdhci2(void) { }
161#endif /* CONFIG_S3C_DEV_HSMMC2 */
162
163#else
164static inline void s3c6410_default_sdhci0(void) { }
165static inline void s3c6410_default_sdhci1(void) { }
166static inline void s3c6400_default_sdhci0(void) { }
167static inline void s3c6400_default_sdhci1(void) { }
168
169#endif /* CONFIG_S3C64XX_SETUP_SDHCI */
170
171/* S5PC100 SDHCI setup */
172
173#ifdef CONFIG_S5PC100_SETUP_SDHCI
174extern char *s5pc100_hsmmc_clksrcs[4];
175
176extern void s5pc100_setup_sdhci0_cfg_card(struct platform_device *dev,
177 void __iomem *r,
178 struct mmc_ios *ios,
179 struct mmc_card *card);
180
181#ifdef CONFIG_S3C_DEV_HSMMC
182static inline void s5pc100_default_sdhci0(void)
183{
184 s3c_hsmmc0_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
185 s3c_hsmmc0_def_platdata.cfg_gpio = s5pc100_setup_sdhci0_cfg_gpio;
186 s3c_hsmmc0_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
187}
188#else
189static inline void s5pc100_default_sdhci0(void) { }
190#endif /* CONFIG_S3C_DEV_HSMMC */
191
192#ifdef CONFIG_S3C_DEV_HSMMC1
193static inline void s5pc100_default_sdhci1(void)
194{
195 s3c_hsmmc1_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
196 s3c_hsmmc1_def_platdata.cfg_gpio = s5pc100_setup_sdhci1_cfg_gpio;
197 s3c_hsmmc1_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
198}
199#else
200static inline void s5pc100_default_sdhci1(void) { }
201#endif /* CONFIG_S3C_DEV_HSMMC1 */
202
203#ifdef CONFIG_S3C_DEV_HSMMC2
204static inline void s5pc100_default_sdhci2(void)
205{
206 s3c_hsmmc2_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
207 s3c_hsmmc2_def_platdata.cfg_gpio = s5pc100_setup_sdhci2_cfg_gpio;
208 s3c_hsmmc2_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
209}
210#else
211static inline void s5pc100_default_sdhci2(void) { }
212#endif /* CONFIG_S3C_DEV_HSMMC1 */
213
214
215#else
216static inline void s5pc100_default_sdhci0(void) { }
217static inline void s5pc100_default_sdhci1(void) { }
218static inline void s5pc100_default_sdhci2(void) { }
219#endif /* CONFIG_S5PC100_SETUP_SDHCI */
220
221#endif /* __PLAT_S3C_SDHCI_H */