diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/sdhci.h')
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/sdhci.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h index 30844c263d03..85853f8c4c5d 100644 --- a/arch/arm/plat-samsung/include/plat/sdhci.h +++ b/arch/arm/plat-samsung/include/plat/sdhci.h @@ -28,11 +28,17 @@ enum cd_types { 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 */ +}; + /** * 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 @@ -59,6 +65,7 @@ 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 */ @@ -110,6 +117,10 @@ extern void s5pv210_setup_sdhci0_cfg_gpio(struct platform_device *, int w); extern void s5pv210_setup_sdhci1_cfg_gpio(struct platform_device *, int w); extern void s5pv210_setup_sdhci2_cfg_gpio(struct platform_device *, int w); extern void s5pv210_setup_sdhci3_cfg_gpio(struct platform_device *, int w); +extern void s5pv310_setup_sdhci0_cfg_gpio(struct platform_device *, int w); +extern void s5pv310_setup_sdhci1_cfg_gpio(struct platform_device *, int w); +extern void s5pv310_setup_sdhci2_cfg_gpio(struct platform_device *, int w); +extern void s5pv310_setup_sdhci3_cfg_gpio(struct platform_device *, int w); /* S3C64XX SDHCI setup */ @@ -288,4 +299,57 @@ static inline void s5pv210_default_sdhci3(void) { } #endif /* CONFIG_S5PV210_SETUP_SDHCI */ +/* S5PV310 SDHCI setup */ +#ifdef CONFIG_S5PV310_SETUP_SDHCI +extern char *s5pv310_hsmmc_clksrcs[4]; + +extern void s5pv310_setup_sdhci_cfg_card(struct platform_device *dev, + void __iomem *r, + struct mmc_ios *ios, + struct mmc_card *card); + +static inline void s5pv310_default_sdhci0(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC + s3c_hsmmc0_def_platdata.clocks = s5pv310_hsmmc_clksrcs; + s3c_hsmmc0_def_platdata.cfg_gpio = s5pv310_setup_sdhci0_cfg_gpio; + s3c_hsmmc0_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card; +#endif +} + +static inline void s5pv310_default_sdhci1(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC1 + s3c_hsmmc1_def_platdata.clocks = s5pv310_hsmmc_clksrcs; + s3c_hsmmc1_def_platdata.cfg_gpio = s5pv310_setup_sdhci1_cfg_gpio; + s3c_hsmmc1_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card; +#endif +} + +static inline void s5pv310_default_sdhci2(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC2 + s3c_hsmmc2_def_platdata.clocks = s5pv310_hsmmc_clksrcs; + s3c_hsmmc2_def_platdata.cfg_gpio = s5pv310_setup_sdhci2_cfg_gpio; + s3c_hsmmc2_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card; +#endif +} + +static inline void s5pv310_default_sdhci3(void) +{ +#ifdef CONFIG_S3C_DEV_HSMMC3 + s3c_hsmmc3_def_platdata.clocks = s5pv310_hsmmc_clksrcs; + s3c_hsmmc3_def_platdata.cfg_gpio = s5pv310_setup_sdhci3_cfg_gpio; + s3c_hsmmc3_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card; +#endif +} + +#else +static inline void s5pv310_default_sdhci0(void) { } +static inline void s5pv310_default_sdhci1(void) { } +static inline void s5pv310_default_sdhci2(void) { } +static inline void s5pv310_default_sdhci3(void) { } + +#endif /* CONFIG_S5PV310_SETUP_SDHCI */ + #endif /* __PLAT_S3C_SDHCI_H */ |