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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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2f6c2ac1d9
Squash the SDHCI setup for both the S3C6400 and S3C6410 into one file and make the S3C6410 case use the S3C6400 code. Signed-off-by: Ben Dooks <ben-linux@fluff.org>
222 lines
7.2 KiB
C
222 lines
7.2 KiB
C
/* linux/arch/arm/plat-s3c/include/plat/sdhci.h
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*
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* Copyright 2008 Openmoko, Inc.
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* Copyright 2008 Simtec Electronics
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* http://armlinux.simtec.co.uk/
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* Ben Dooks <ben@simtec.co.uk>
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*
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* S3C Platform - SDHCI (HSMMC) platform data definitions
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __PLAT_S3C_SDHCI_H
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#define __PLAT_S3C_SDHCI_H __FILE__
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struct platform_device;
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struct mmc_host;
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struct mmc_card;
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struct mmc_ios;
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/**
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* struct s3c_sdhci_platdata() - Platform device data for Samsung SDHCI
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* @max_width: The maximum number of data bits supported.
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* @host_caps: Standard MMC host capabilities bit field.
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* @cfg_gpio: Configure the GPIO for a specific card bit-width
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* @cfg_card: Configure the interface for a specific card and speed. This
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* is necessary the controllers and/or GPIO blocks require the
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* changing of driver-strength and other controls dependant on
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* the card and speed of operation.
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*
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* Initialisation data specific to either the machine or the platform
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* for the device driver to use or call-back when configuring gpio or
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* card speed information.
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*/
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struct s3c_sdhci_platdata {
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unsigned int max_width;
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unsigned int host_caps;
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char **clocks; /* set of clock sources */
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void (*cfg_gpio)(struct platform_device *dev, int width);
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void (*cfg_card)(struct platform_device *dev,
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void __iomem *regbase,
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struct mmc_ios *ios,
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struct mmc_card *card);
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};
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/**
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* s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device.
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* @pd: Platform data to register to device.
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*
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* Register the given platform data for use withe S3C SDHCI device.
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* The call will copy the platform data, so the board definitions can
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* make the structure itself __initdata.
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*/
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extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd);
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extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd);
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extern void s3c_sdhci2_set_platdata(struct s3c_sdhci_platdata *pd);
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/* Default platform data, exported so that per-cpu initialisation can
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* set the correct one when there are more than one cpu type selected.
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*/
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extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata;
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extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;
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extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata;
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/* Helper function availablity */
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extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
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extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
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extern void s5pc100_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
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extern void s5pc100_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
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extern void s5pc100_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
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extern void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
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/* S3C6400 SDHCI setup */
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#ifdef CONFIG_S3C64XX_SETUP_SDHCI
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extern char *s3c64xx_hsmmc_clksrcs[4];
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#ifdef CONFIG_S3C_DEV_HSMMC
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extern void s3c6400_setup_sdhci_cfg_card(struct platform_device *dev,
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void __iomem *r,
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struct mmc_ios *ios,
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struct mmc_card *card);
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static inline void s3c6400_default_sdhci0(void)
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{
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s3c_hsmmc0_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
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s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
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s3c_hsmmc0_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
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}
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#else
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static inline void s3c6400_default_sdhci0(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC */
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#ifdef CONFIG_S3C_DEV_HSMMC1
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static inline void s3c6400_default_sdhci1(void)
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{
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s3c_hsmmc1_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
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s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
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s3c_hsmmc1_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
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}
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#else
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static inline void s3c6400_default_sdhci1(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC1 */
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#ifdef CONFIG_S3C_DEV_HSMMC2
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static inline void s3c6400_default_sdhci2(void)
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{
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s3c_hsmmc2_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
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s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
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s3c_hsmmc2_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
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}
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#else
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static inline void s3c6400_default_sdhci2(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC2 */
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/* S3C6410 SDHCI setup */
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extern void s3c6410_setup_sdhci_cfg_card(struct platform_device *dev,
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void __iomem *r,
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struct mmc_ios *ios,
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struct mmc_card *card);
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#ifdef CONFIG_S3C_DEV_HSMMC
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static inline void s3c6410_default_sdhci0(void)
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{
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s3c_hsmmc0_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
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s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
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s3c_hsmmc0_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card;
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}
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#else
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static inline void s3c6410_default_sdhci0(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC */
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#ifdef CONFIG_S3C_DEV_HSMMC1
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static inline void s3c6410_default_sdhci1(void)
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{
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s3c_hsmmc1_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
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s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
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s3c_hsmmc1_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card;
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}
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#else
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static inline void s3c6410_default_sdhci1(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC1 */
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#ifdef CONFIG_S3C_DEV_HSMMC2
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static inline void s3c6410_default_sdhci2(void)
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{
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s3c_hsmmc2_def_platdata.clocks = s3c64xx_hsmmc_clksrcs;
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s3c_hsmmc2_def_platdata.cfg_gpio = s3c64xx_setup_sdhci2_cfg_gpio;
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s3c_hsmmc2_def_platdata.cfg_card = s3c6410_setup_sdhci_cfg_card;
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}
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#else
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static inline void s3c6410_default_sdhci2(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC2 */
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#else
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static inline void s3c6410_default_sdhci0(void) { }
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static inline void s3c6410_default_sdhci1(void) { }
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static inline void s3c6400_default_sdhci0(void) { }
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static inline void s3c6400_default_sdhci1(void) { }
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#endif /* CONFIG_S3C64XX_SETUP_SDHCI */
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/* S5PC100 SDHCI setup */
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#ifdef CONFIG_S5PC100_SETUP_SDHCI
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extern char *s5pc100_hsmmc_clksrcs[4];
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extern void s5pc100_setup_sdhci0_cfg_card(struct platform_device *dev,
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void __iomem *r,
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struct mmc_ios *ios,
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struct mmc_card *card);
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#ifdef CONFIG_S3C_DEV_HSMMC
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static inline void s5pc100_default_sdhci0(void)
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{
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s3c_hsmmc0_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
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s3c_hsmmc0_def_platdata.cfg_gpio = s5pc100_setup_sdhci0_cfg_gpio;
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s3c_hsmmc0_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
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}
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#else
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static inline void s5pc100_default_sdhci0(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC */
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#ifdef CONFIG_S3C_DEV_HSMMC1
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static inline void s5pc100_default_sdhci1(void)
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{
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s3c_hsmmc1_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
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s3c_hsmmc1_def_platdata.cfg_gpio = s5pc100_setup_sdhci1_cfg_gpio;
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s3c_hsmmc1_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
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}
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#else
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static inline void s5pc100_default_sdhci1(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC1 */
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#ifdef CONFIG_S3C_DEV_HSMMC2
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static inline void s5pc100_default_sdhci2(void)
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{
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s3c_hsmmc2_def_platdata.clocks = s5pc100_hsmmc_clksrcs;
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s3c_hsmmc2_def_platdata.cfg_gpio = s5pc100_setup_sdhci2_cfg_gpio;
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s3c_hsmmc2_def_platdata.cfg_card = s5pc100_setup_sdhci0_cfg_card;
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}
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#else
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static inline void s5pc100_default_sdhci2(void) { }
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#endif /* CONFIG_S3C_DEV_HSMMC1 */
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#else
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static inline void s5pc100_default_sdhci0(void) { }
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static inline void s5pc100_default_sdhci1(void) { }
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static inline void s5pc100_default_sdhci2(void) { }
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#endif /* CONFIG_S5PC100_SETUP_SDHCI */
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#endif /* __PLAT_S3C_SDHCI_H */
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