linux/arch/arm/mach-s3c/sdhci.h
Arnd Bergmann 0d297df038 ARM: s3c: simplify platform code
Following down the now unused symbols and header files, some additional
content can be dropped that is used by neither the s3c64xx DT support
nor the crag6410 board.

Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-01-16 09:26:05 +01:00

138 lines
3.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Copyright 2008 Openmoko, Inc.
* Copyright 2008 Simtec Electronics
* http://armlinux.simtec.co.uk/
* Ben Dooks <ben@simtec.co.uk>
*
* S3C Platform - SDHCI (HSMMC) platform data definitions
*/
#ifndef __PLAT_S3C_SDHCI_H
#define __PLAT_S3C_SDHCI_H __FILE__
#include <linux/platform_data/mmc-sdhci-s3c.h>
#include "devs.h"
/* s3c_sdhci_set_platdata() - common helper for setting SDHCI platform data
* @pd: The default platform data for this device.
* @set: Pointer to the platform data to fill in.
*/
extern void s3c_sdhci_set_platdata(struct s3c_sdhci_platdata *pd,
struct s3c_sdhci_platdata *set);
/**
* s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device.
* @pd: Platform data to register to device.
*
* Register the given platform data for use withe S3C SDHCI device.
* The call will copy the platform data, so the board definitions can
* make the structure itself __initdata.
*/
extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd);
extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd);
extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd);
extern void s3c_sdhci3_set_platdata(struct s3c_sdhci_platdata *pd);
/* Default platform data, exported so that per-cpu initialisation can
* set the correct one when there are more than one cpu type selected.
*/
extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata;
extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;
extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata;
extern struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata;
/* Helper function availability */
extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
extern void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
/* S3C64XX SDHCI setup */
#ifdef CONFIG_S3C64XX_SETUP_SDHCI
static inline void s3c6400_default_sdhci0(void)
{
#ifdef CONFIG_S3C_DEV_HSMMC
s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
#endif
}
static inline void s3c6400_default_sdhci1(void)
{
#ifdef CONFIG_S3C_DEV_HSMMC1
s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
#endif
}
static inline void s3c6400_default_sdhci2(void)
{
#ifdef CONFIG_S3C_DEV_HSMMC2
s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
#endif
}
static inline void s3c6410_default_sdhci0(void)
{
#ifdef CONFIG_S3C_DEV_HSMMC
s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
#endif
}
static inline void s3c6410_default_sdhci1(void)
{
#ifdef CONFIG_S3C_DEV_HSMMC1
s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
#endif
}
static inline void s3c6410_default_sdhci2(void)
{
#ifdef CONFIG_S3C_DEV_HSMMC2
s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
#endif
}
#else
static inline void s3c6410_default_sdhci0(void) { }
static inline void s3c6410_default_sdhci1(void) { }
static inline void s3c6410_default_sdhci2(void) { }
static inline void s3c6400_default_sdhci0(void) { }
static inline void s3c6400_default_sdhci1(void) { }
static inline void s3c6400_default_sdhci2(void) { }
#endif /* CONFIG_S3C64XX_SETUP_SDHCI */
static inline void s3c_sdhci_setname(int id, char *name)
{
switch (id) {
#ifdef CONFIG_S3C_DEV_HSMMC
case 0:
s3c_device_hsmmc0.name = name;
break;
#endif
#ifdef CONFIG_S3C_DEV_HSMMC1
case 1:
s3c_device_hsmmc1.name = name;
break;
#endif
#ifdef CONFIG_S3C_DEV_HSMMC2
case 2:
s3c_device_hsmmc2.name = name;
break;
#endif
#ifdef CONFIG_S3C_DEV_HSMMC3
case 3:
s3c_device_hsmmc3.name = name;
break;
#endif
default:
break;
}
}
#endif /* __PLAT_S3C_SDHCI_H */