diff options
Diffstat (limited to 'arch/arm/plat-s3c')
| -rw-r--r-- | arch/arm/plat-s3c/Kconfig | 6 | ||||
| -rw-r--r-- | arch/arm/plat-s3c/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/plat-s3c/dev-hsmmc1.c | 68 | ||||
| -rw-r--r-- | arch/arm/plat-s3c/include/plat/sdhci.h | 14 |
4 files changed, 88 insertions, 1 deletions
diff --git a/arch/arm/plat-s3c/Kconfig b/arch/arm/plat-s3c/Kconfig index 45e62cba595..e6e64968a61 100644 --- a/arch/arm/plat-s3c/Kconfig +++ b/arch/arm/plat-s3c/Kconfig @@ -154,3 +154,9 @@ config S3C_DEV_HSMMC depends on PLAT_S3C help Compile in platform device definitions for HSMMC code + +config S3C_DEV_HSMMC1 + bool + depends on PLAT_S3C + help + Compile in platform device definitions for HSMMC channel 1 diff --git a/arch/arm/plat-s3c/Makefile b/arch/arm/plat-s3c/Makefile index 68a3451a2d9..3f6544a95fe 100644 --- a/arch/arm/plat-s3c/Makefile +++ b/arch/arm/plat-s3c/Makefile @@ -21,3 +21,4 @@ obj-y += gpio-config.o # devices obj-$(CONFIG_S3C_DEV_HSMMC) += dev-hsmmc.o +obj-$(CONFIG_S3C_DEV_HSMMC1) += dev-hsmmc1.o diff --git a/arch/arm/plat-s3c/dev-hsmmc1.c b/arch/arm/plat-s3c/dev-hsmmc1.c new file mode 100644 index 00000000000..e49bc4cd0ee --- /dev/null +++ b/arch/arm/plat-s3c/dev-hsmmc1.c @@ -0,0 +1,68 @@ +/* linux/arch/arm/plat-s3c/dev-hsmmc1.c + * + * Copyright (c) 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * S3C series device definition for hsmmc device 1 + * + * 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. +*/ + +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/mmc/host.h> + +#include <mach/map.h> +#include <plat/sdhci.h> +#include <plat/devs.h> +#include <plat/cpu.h> + +#define S3C_SZ_HSMMC (0x1000) + +static struct resource s3c_hsmmc1_resource[] = { + [0] = { + .start = S3C_PA_HSMMC1, + .end = S3C_PA_HSMMC1 + S3C_SZ_HSMMC - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_HSMMC1, + .end = IRQ_HSMMC1, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 s3c_device_hsmmc1_dmamask = 0xffffffffUL; + +struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata = { + .max_width = 4, + .host_caps = (MMC_CAP_4_BIT_DATA | + MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED), +}; + +struct platform_device s3c_device_hsmmc1 = { + .name = "s3c-sdhci", + .id = 1, + .num_resources = ARRAY_SIZE(s3c_hsmmc1_resource), + .resource = s3c_hsmmc1_resource, + .dev = { + .dma_mask = &s3c_device_hsmmc1_dmamask, + .coherent_dma_mask = 0xffffffffUL, + .platform_data = &s3c_hsmmc1_def_platdata, + }, +}; + +void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd) +{ + struct s3c_sdhci_platdata *set = &s3c_hsmmc1_def_platdata; + + set->max_width = pd->max_width; + + if (pd->cfg_gpio) + set->cfg_gpio = pd->cfg_gpio; + if (pd->cfg_card) + set->cfg_card = pd->cfg_card; +} diff --git a/arch/arm/plat-s3c/include/plat/sdhci.h b/arch/arm/plat-s3c/include/plat/sdhci.h index c9999121b4b..5aeebeb70dc 100644 --- a/arch/arm/plat-s3c/include/plat/sdhci.h +++ b/arch/arm/plat-s3c/include/plat/sdhci.h @@ -56,12 +56,14 @@ struct s3c_sdhci_platdata { * 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); /* 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_platata; +extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata; +extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata; /* Helper function availablity */ @@ -69,6 +71,8 @@ extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platata; extern char *s3c6410_hsmmc_clksrcs[4]; extern void s3c6410_setup_sdhci0_cfg_gpio(struct platform_device *, int w); +extern void s3c6410_setup_sdhci1_cfg_gpio(struct platform_device *, int w); + extern void s3c6410_setup_sdhci0_cfg_card(struct platform_device *dev, void __iomem *r, struct mmc_ios *ios, @@ -80,8 +84,16 @@ static inline void s3c6410_default_sdhci0(void) s3c_hsmmc0_def_platdata.cfg_gpio = s3c6410_setup_sdhci0_cfg_gpio; s3c_hsmmc0_def_platdata.cfg_card = s3c6410_setup_sdhci0_cfg_card; } + +static inline void s3c6410_default_sdhci1(void) +{ + s3c_hsmmc1_def_platdata.clocks = s3c6410_hsmmc_clksrcs; + s3c_hsmmc1_def_platdata.cfg_gpio = s3c6410_setup_sdhci0_cfg_gpio; + s3c_hsmmc1_def_platdata.cfg_card = s3c6410_setup_sdhci0_cfg_card; +} #else static inline void s3c6410_default_sdhci0(void) { } +static inline void s3c6410_default_sdhci1(void) { } #endif /* CONFIG_S3C6410_SETUP_SDHCI */ #endif /* __PLAT_S3C_SDHCI_H */ |