From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/arm/plat-samsung/include/plat/sdhci.h | 166 +++++++++++++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 arch/arm/plat-samsung/include/plat/sdhci.h (limited to 'arch/arm/plat-samsung/include/plat/sdhci.h') 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 000000000..2787553c3 --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/sdhci.h @@ -0,0 +1,166 @@ +/* linux/arch/arm/plat-samsung/include/plat/sdhci.h + * + * 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 + * + * S3C Platform - SDHCI (HSMMC) platform data definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __PLAT_S3C_SDHCI_H +#define __PLAT_S3C_SDHCI_H __FILE__ + +#include +#include + +/* 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 s3c2416_setup_sdhci0_cfg_gpio(struct platform_device *, int w); +extern void s3c2416_setup_sdhci1_cfg_gpio(struct platform_device *, int w); +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); + +/* S3C2416 SDHCI setup */ + +#ifdef CONFIG_S3C2416_SETUP_SDHCI +static inline void s3c2416_default_sdhci0(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC + s3c_hsmmc0_def_platdata.cfg_gpio = s3c2416_setup_sdhci0_cfg_gpio; +#endif /* CONFIG_S3C_DEV_HSMMC */ +} + +static inline void s3c2416_default_sdhci1(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC1 + s3c_hsmmc1_def_platdata.cfg_gpio = s3c2416_setup_sdhci1_cfg_gpio; +#endif /* CONFIG_S3C_DEV_HSMMC1 */ +} + +#else +static inline void s3c2416_default_sdhci0(void) { } +static inline void s3c2416_default_sdhci1(void) { } + +#endif /* CONFIG_S3C2416_SETUP_SDHCI */ + +/* 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 */ -- cgit v1.2.3-54-g00ecf