diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/sdhci.h')
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/sdhci.h | 241 |
1 files changed, 69 insertions, 172 deletions
diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h index 058e09654fe..bf650218b40 100644 --- a/arch/arm/plat-samsung/include/plat/sdhci.h +++ b/arch/arm/plat-samsung/include/plat/sdhci.h @@ -18,73 +18,15 @@ #ifndef __PLAT_S3C_SDHCI_H #define __PLAT_S3C_SDHCI_H __FILE__ -struct platform_device; -struct mmc_host; -struct mmc_card; -struct mmc_ios; - -enum cd_types { - S3C_SDHCI_CD_INTERNAL, /* use mmc internal CD line */ - S3C_SDHCI_CD_EXTERNAL, /* use external callback */ - S3C_SDHCI_CD_GPIO, /* use external gpio pin for CD line */ - S3C_SDHCI_CD_NONE, /* no CD line, use polling to detect card */ - S3C_SDHCI_CD_PERMANENT, /* no CD line, card permanently wired to host */ -}; - -enum clk_types { - S3C_SDHCI_CLK_DIV_INTERNAL, /* use mmc internal clock divider */ - S3C_SDHCI_CLK_DIV_EXTERNAL, /* use external clock divider */ -}; +#include <linux/platform_data/mmc-sdhci-s3c.h> +#include <plat/devs.h> -/** - * struct s3c_sdhci_platdata() - Platform device data for Samsung SDHCI - * @max_width: The maximum number of data bits supported. - * @host_caps: Standard MMC host capabilities bit field. - * @cd_type: Type of Card Detection method (see cd_types enum above) - * @clk_type: Type of clock divider method (see clk_types enum above) - * @ext_cd_init: Initialize external card detect subsystem. Called on - * sdhci-s3c driver probe when cd_type == S3C_SDHCI_CD_EXTERNAL. - * notify_func argument is a callback to the sdhci-s3c driver - * that triggers the card detection event. Callback arguments: - * dev is pointer to platform device of the host controller, - * state is new state of the card (0 - removed, 1 - inserted). - * @ext_cd_cleanup: Cleanup external card detect subsystem. Called on - * sdhci-s3c driver remove when cd_type == S3C_SDHCI_CD_EXTERNAL. - * notify_func argument is the same callback as for ext_cd_init. - * @ext_cd_gpio: gpio pin used for external CD line, valid only if - * cd_type == S3C_SDHCI_CD_GPIO - * @ext_cd_gpio_invert: invert values for external CD gpio line - * @cfg_gpio: Configure the GPIO for a specific card bit-width - * @cfg_card: Configure the interface for a specific card and speed. This - * is necessary the controllers and/or GPIO blocks require the - * changing of driver-strength and other controls dependent on - * the card and speed of operation. - * - * Initialisation data specific to either the machine or the platform - * for the device driver to use or call-back when configuring gpio or - * card speed information. -*/ -struct s3c_sdhci_platdata { - unsigned int max_width; - unsigned int host_caps; - enum cd_types cd_type; - enum clk_types clk_type; - - char **clocks; /* set of clock sources */ - - int ext_cd_gpio; - bool ext_cd_gpio_invert; - int (*ext_cd_init)(void (*notify_func)(struct platform_device *, - int state)); - int (*ext_cd_cleanup)(void (*notify_func)(struct platform_device *, - int state)); - - void (*cfg_gpio)(struct platform_device *dev, int width); - void (*cfg_card)(struct platform_device *dev, - void __iomem *regbase, - struct mmc_ios *ios, - struct mmc_card *card); -}; +/* 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. @@ -126,32 +68,25 @@ extern void exynos4_setup_sdhci0_cfg_gpio(struct platform_device *, int w); extern void exynos4_setup_sdhci1_cfg_gpio(struct platform_device *, int w); extern void exynos4_setup_sdhci2_cfg_gpio(struct platform_device *, int w); extern void exynos4_setup_sdhci3_cfg_gpio(struct platform_device *, int w); +extern void s5p64x0_setup_sdhci0_cfg_gpio(struct platform_device *, int w); +extern void s5p64x0_setup_sdhci1_cfg_gpio(struct platform_device *, int w); +extern void s5p6440_setup_sdhci2_cfg_gpio(struct platform_device *, int w); +extern void s5p6450_setup_sdhci2_cfg_gpio(struct platform_device *, int w); /* S3C2416 SDHCI setup */ #ifdef CONFIG_S3C2416_SETUP_SDHCI -extern char *s3c2416_hsmmc_clksrcs[4]; - -extern void s3c2416_setup_sdhci_cfg_card(struct platform_device *dev, - void __iomem *r, - struct mmc_ios *ios, - struct mmc_card *card); - static inline void s3c2416_default_sdhci0(void) { #ifdef CONFIG_S3C_DEV_HSMMC - s3c_hsmmc0_def_platdata.clocks = s3c2416_hsmmc_clksrcs; s3c_hsmmc0_def_platdata.cfg_gpio = s3c2416_setup_sdhci0_cfg_gpio; - s3c_hsmmc0_def_platdata.cfg_card = s3c2416_setup_sdhci_cfg_card; #endif /* CONFIG_S3C_DEV_HSMMC */ } static inline void s3c2416_default_sdhci1(void) { #ifdef CONFIG_S3C_DEV_HSMMC1 - s3c_hsmmc1_def_platdata.clocks = s3c2416_hsmmc_clksrcs; s3c_hsmmc1_def_platdata.cfg_gpio = s3c2416_setup_sdhci1_cfg_gpio; - s3c_hsmmc1_def_platdata.cfg_card = s3c2416_setup_sdhci_cfg_card; #endif /* CONFIG_S3C_DEV_HSMMC1 */ } @@ -160,72 +95,49 @@ 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 -extern char *s3c64xx_hsmmc_clksrcs[4]; - -extern void s3c6400_setup_sdhci_cfg_card(struct platform_device *dev, - void __iomem *r, - struct mmc_ios *ios, - struct mmc_card *card); - static inline void s3c6400_default_sdhci0(void) { #ifdef CONFIG_S3C_DEV_HSMMC - s3c_hsmmc0_def_platdata.clocks = s3c64xx_hsmmc_clksrcs; s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio; - s3c_hsmmc0_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card; #endif } static inline void s3c6400_default_sdhci1(void) { #ifdef CONFIG_S3C_DEV_HSMMC1 - s3c_hsmmc1_def_platdata.clocks = s3c64xx_hsmmc_clksrcs; s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio; - s3c_hsmmc1_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card; #endif } static inline void s3c6400_default_sdhci2(void) { #ifdef CONFIG_S3C_DEV_HSMMC2 - s3c_hsmmc2_def_platdata.clocks = s3c64xx_hsmmc_clksrcs; s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio; - s3c_hsmmc2_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card; #endif } -extern void s3c6410_setup_sdhci_cfg_card(struct platform_device *dev, - void __iomem *r, - struct mmc_ios *ios, - struct mmc_card *card); - static inline void s3c6410_default_sdhci0(void) { #ifdef CONFIG_S3C_DEV_HSMMC - s3c_hsmmc0_def_platdata.clocks = s3c64xx_hsmmc_clksrcs; s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio; - s3c_hsmmc0_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card; #endif } static inline void s3c6410_default_sdhci1(void) { #ifdef CONFIG_S3C_DEV_HSMMC1 - s3c_hsmmc1_def_platdata.clocks = s3c64xx_hsmmc_clksrcs; s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio; - s3c_hsmmc1_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card; #endif } static inline void s3c6410_default_sdhci2(void) { #ifdef CONFIG_S3C_DEV_HSMMC2 - s3c_hsmmc2_def_platdata.clocks = s3c64xx_hsmmc_clksrcs; s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio; - s3c_hsmmc2_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card; #endif } @@ -239,40 +151,66 @@ static inline void s3c6400_default_sdhci2(void) { } #endif /* CONFIG_S3C64XX_SETUP_SDHCI */ -/* S5PC100 SDHCI setup */ +/* S5P64X0 SDHCI setup */ -#ifdef CONFIG_S5PC100_SETUP_SDHCI -extern char *s5pc100_hsmmc_clksrcs[4]; +#ifdef CONFIG_S5P64X0_SETUP_SDHCI_GPIO +static inline void s5p64x0_default_sdhci0(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC + s3c_hsmmc0_def_platdata.cfg_gpio = s5p64x0_setup_sdhci0_cfg_gpio; +#endif +} -extern void s5pc100_setup_sdhci0_cfg_card(struct platform_device *dev, - void __iomem *r, - struct mmc_ios *ios, - struct mmc_card *card); +static inline void s5p64x0_default_sdhci1(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC1 + s3c_hsmmc1_def_platdata.cfg_gpio = s5p64x0_setup_sdhci1_cfg_gpio; +#endif +} +static inline void s5p6440_default_sdhci2(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC2 + s3c_hsmmc2_def_platdata.cfg_gpio = s5p6440_setup_sdhci2_cfg_gpio; +#endif +} + +static inline void s5p6450_default_sdhci2(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC2 + s3c_hsmmc2_def_platdata.cfg_gpio = s5p6450_setup_sdhci2_cfg_gpio; +#endif +} + +#else +static inline void s5p64x0_default_sdhci0(void) { } +static inline void s5p64x0_default_sdhci1(void) { } +static inline void s5p6440_default_sdhci2(void) { } +static inline void s5p6450_default_sdhci2(void) { } + +#endif /* CONFIG_S5P64X0_SETUP_SDHCI_GPIO */ + +/* S5PC100 SDHCI setup */ + +#ifdef CONFIG_S5PC100_SETUP_SDHCI static inline void s5pc100_default_sdhci0(void) { #ifdef CONFIG_S3C_DEV_HSMMC - s3c_hsmmc0_def_platdata.clocks = s5pc100_hsmmc_clksrcs; s3c_hsmmc0_def_platdata.cfg_gpio = s5pc100_setup_sdhci0_cfg_gpio; - s3c_hsmmc0_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card; #endif } static inline void s5pc100_default_sdhci1(void) { #ifdef CONFIG_S3C_DEV_HSMMC1 - s3c_hsmmc1_def_platdata.clocks = s5pc100_hsmmc_clksrcs; s3c_hsmmc1_def_platdata.cfg_gpio = s5pc100_setup_sdhci1_cfg_gpio; - s3c_hsmmc1_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card; #endif } static inline void s5pc100_default_sdhci2(void) { #ifdef CONFIG_S3C_DEV_HSMMC2 - s3c_hsmmc2_def_platdata.clocks = s5pc100_hsmmc_clksrcs; s3c_hsmmc2_def_platdata.cfg_gpio = s5pc100_setup_sdhci2_cfg_gpio; - s3c_hsmmc2_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card; #endif } @@ -286,46 +224,31 @@ static inline void s5pc100_default_sdhci2(void) { } /* S5PV210 SDHCI setup */ #ifdef CONFIG_S5PV210_SETUP_SDHCI -extern char *s5pv210_hsmmc_clksrcs[4]; - -extern void s5pv210_setup_sdhci_cfg_card(struct platform_device *dev, - void __iomem *r, - struct mmc_ios *ios, - struct mmc_card *card); - static inline void s5pv210_default_sdhci0(void) { #ifdef CONFIG_S3C_DEV_HSMMC - s3c_hsmmc0_def_platdata.clocks = s5pv210_hsmmc_clksrcs; s3c_hsmmc0_def_platdata.cfg_gpio = s5pv210_setup_sdhci0_cfg_gpio; - s3c_hsmmc0_def_platdata.cfg_card = s5pv210_setup_sdhci_cfg_card; #endif } static inline void s5pv210_default_sdhci1(void) { #ifdef CONFIG_S3C_DEV_HSMMC1 - s3c_hsmmc1_def_platdata.clocks = s5pv210_hsmmc_clksrcs; s3c_hsmmc1_def_platdata.cfg_gpio = s5pv210_setup_sdhci1_cfg_gpio; - s3c_hsmmc1_def_platdata.cfg_card = s5pv210_setup_sdhci_cfg_card; #endif } static inline void s5pv210_default_sdhci2(void) { #ifdef CONFIG_S3C_DEV_HSMMC2 - s3c_hsmmc2_def_platdata.clocks = s5pv210_hsmmc_clksrcs; s3c_hsmmc2_def_platdata.cfg_gpio = s5pv210_setup_sdhci2_cfg_gpio; - s3c_hsmmc2_def_platdata.cfg_card = s5pv210_setup_sdhci_cfg_card; #endif } static inline void s5pv210_default_sdhci3(void) { #ifdef CONFIG_S3C_DEV_HSMMC3 - s3c_hsmmc3_def_platdata.clocks = s5pv210_hsmmc_clksrcs; s3c_hsmmc3_def_platdata.cfg_gpio = s5pv210_setup_sdhci3_cfg_gpio; - s3c_hsmmc3_def_platdata.cfg_card = s5pv210_setup_sdhci_cfg_card; #endif } @@ -337,57 +260,31 @@ static inline void s5pv210_default_sdhci3(void) { } #endif /* CONFIG_S5PV210_SETUP_SDHCI */ -/* EXYNOS4 SDHCI setup */ -#ifdef CONFIG_EXYNOS4_SETUP_SDHCI -extern char *exynos4_hsmmc_clksrcs[4]; - -extern void exynos4_setup_sdhci_cfg_card(struct platform_device *dev, - void __iomem *r, - struct mmc_ios *ios, - struct mmc_card *card); - -static inline void exynos4_default_sdhci0(void) +static inline void s3c_sdhci_setname(int id, char *name) { + switch (id) { #ifdef CONFIG_S3C_DEV_HSMMC - s3c_hsmmc0_def_platdata.clocks = exynos4_hsmmc_clksrcs; - s3c_hsmmc0_def_platdata.cfg_gpio = exynos4_setup_sdhci0_cfg_gpio; - s3c_hsmmc0_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card; + case 0: + s3c_device_hsmmc0.name = name; + break; #endif -} - -static inline void exynos4_default_sdhci1(void) -{ #ifdef CONFIG_S3C_DEV_HSMMC1 - s3c_hsmmc1_def_platdata.clocks = exynos4_hsmmc_clksrcs; - s3c_hsmmc1_def_platdata.cfg_gpio = exynos4_setup_sdhci1_cfg_gpio; - s3c_hsmmc1_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card; + case 1: + s3c_device_hsmmc1.name = name; + break; #endif -} - -static inline void exynos4_default_sdhci2(void) -{ #ifdef CONFIG_S3C_DEV_HSMMC2 - s3c_hsmmc2_def_platdata.clocks = exynos4_hsmmc_clksrcs; - s3c_hsmmc2_def_platdata.cfg_gpio = exynos4_setup_sdhci2_cfg_gpio; - s3c_hsmmc2_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card; + case 2: + s3c_device_hsmmc2.name = name; + break; #endif -} - -static inline void exynos4_default_sdhci3(void) -{ #ifdef CONFIG_S3C_DEV_HSMMC3 - s3c_hsmmc3_def_platdata.clocks = exynos4_hsmmc_clksrcs; - s3c_hsmmc3_def_platdata.cfg_gpio = exynos4_setup_sdhci3_cfg_gpio; - s3c_hsmmc3_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card; + case 3: + s3c_device_hsmmc3.name = name; + break; #endif + default: + break; + } } - -#else -static inline void exynos4_default_sdhci0(void) { } -static inline void exynos4_default_sdhci1(void) { } -static inline void exynos4_default_sdhci2(void) { } -static inline void exynos4_default_sdhci3(void) { } - -#endif /* CONFIG_EXYNOS4_SETUP_SDHCI */ - #endif /* __PLAT_S3C_SDHCI_H */ |