From: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx> Following has been added: - Common CF Platform device definition - Platform data strucure definition - CF controller register definitions Signed-off-by: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx> Signed-off-by: Kukjin Kim <kgene.kim@xxxxxxxxxxx> --- arch/arm/plat-samsung/Kconfig | 5 ++ arch/arm/plat-samsung/Makefile | 1 + arch/arm/plat-samsung/dev-ide.c | 44 +++++++++++++++++++ arch/arm/plat-samsung/include/plat/ata-core.h | 28 ++++++++++++ arch/arm/plat-samsung/include/plat/ata.h | 36 ++++++++++++++++ arch/arm/plat-samsung/include/plat/devs.h | 1 + arch/arm/plat-samsung/include/plat/regs-ata.h | 56 +++++++++++++++++++++++++ 7 files changed, 171 insertions(+), 0 deletions(-) create mode 100644 arch/arm/plat-samsung/dev-ide.c create mode 100644 arch/arm/plat-samsung/include/plat/ata-core.h create mode 100644 arch/arm/plat-samsung/include/plat/ata.h create mode 100644 arch/arm/plat-samsung/include/plat/regs-ata.h diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index 2753fb3..12c647c 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -216,6 +216,11 @@ config SAMSUNG_DEV_ADC help Compile in platform device definition for ADC controller +config SAMSUNG_DEV_IDE + bool + help + Compile in platform device definitions for IDE + config S3C64XX_DEV_SPI bool help diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile index 228c2ad..e7a9755 100644 --- a/arch/arm/plat-samsung/Makefile +++ b/arch/arm/plat-samsung/Makefile @@ -49,6 +49,7 @@ obj-$(CONFIG_S3C_DEV_ONENAND) += dev-onenand.o obj-$(CONFIG_S3C_DEV_RTC) += dev-rtc.o obj-$(CONFIG_SAMSUNG_DEV_ADC) += dev-adc.o +obj-$(CONFIG_SAMSUNG_DEV_IDE) += dev-ide.o obj-$(CONFIG_SAMSUNG_DEV_TS) += dev-ts.o # DMA support diff --git a/arch/arm/plat-samsung/dev-ide.c b/arch/arm/plat-samsung/dev-ide.c new file mode 100644 index 0000000..b497982 --- /dev/null +++ b/arch/arm/plat-samsung/dev-ide.c @@ -0,0 +1,44 @@ +/* linux/arch/arm/plat-samsung/dev-ide.c + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Samsung CF-ATA device definition. + * + * 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/interrupt.h> +#include <linux/platform_device.h> + +#include <mach/map.h> +#include <plat/ata.h> +#include <plat/devs.h> + +static struct resource s3c_cfcon_resource[] = { + [0] = { + .start = SAMSUNG_PA_CFCON, + .end = SAMSUNG_PA_CFCON + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_CFCON, + .end = IRQ_CFCON, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device s3c_device_cfcon = { + .id = 0, + .num_resources = ARRAY_SIZE(s3c_cfcon_resource), + .resource = s3c_cfcon_resource, +}; + +void s3c_ide_set_platdata(struct s3c_ide_platdata *pdata) +{ + s3c_set_platdata(pdata, sizeof(struct s3c_ide_platdata), + &s3c_device_cfcon); +} diff --git a/arch/arm/plat-samsung/include/plat/ata-core.h b/arch/arm/plat-samsung/include/plat/ata-core.h new file mode 100644 index 0000000..f5a4ec7 --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/ata-core.h @@ -0,0 +1,28 @@ +/* linux/arch/arm/plat-samsung/include/plat/ata-core.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Samsung CF-ATA Controller core functions + * + * 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 __ASM_PLAT_ATA_CORE_H +#define __ASM_PLAT_ATA_CORE_H __FILE__ + +/* These functions are only for use with the core support code, such as + * the cpu specific initialisation code +*/ + +/* re-define device name depending on support. */ +static inline void s3c_cfcon_setname(char *name) +{ +#ifdef CONFIG_SAMSUNG_DEV_IDE + s3c_device_cfcon.name = name; +#endif +} + +#endif /* __ASM_PLAT_ATA_CORE_H */ diff --git a/arch/arm/plat-samsung/include/plat/ata.h b/arch/arm/plat-samsung/include/plat/ata.h new file mode 100644 index 0000000..2a3855a --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/ata.h @@ -0,0 +1,36 @@ +/* linux/arch/arm/plat-samsung/include/plat/ata.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Samsung CF-ATA platform_device info + * + * 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 __ASM_PLAT_ATA_H +#define __ASM_PLAT_ATA_H __FILE__ + +/** + * struct s3c_ide_platdata - S3C IDE driver platform data. + * @setup_gpio: Setup the external GPIO pins to the right state for data + * transfer in true-ide mode. + */ +struct s3c_ide_platdata { + void (*setup_gpio)(void); +}; + +/* + * s3c_ide_set_platdata() - Setup the platform specifc data for IDE driver. + * @pdata: Platform data for IDE driver. + */ +extern void s3c_ide_set_platdata(struct s3c_ide_platdata *pdata); + +/* architecture-specific IDE configuration */ +extern void s3c64xx_ide_setup_gpio(void); +extern void s5pc100_ide_setup_gpio(void); +extern void s5pv210_ide_setup_gpio(void); + +#endif /*__ASM_PLAT_ATA_H */ diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index 6760999..4a66130 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -54,6 +54,7 @@ extern struct platform_device s3c_device_hwmon; extern struct platform_device s3c_device_hsmmc0; extern struct platform_device s3c_device_hsmmc1; extern struct platform_device s3c_device_hsmmc2; +extern struct platform_device s3c_device_cfcon; extern struct platform_device s3c_device_spi0; extern struct platform_device s3c_device_spi1; diff --git a/arch/arm/plat-samsung/include/plat/regs-ata.h b/arch/arm/plat-samsung/include/plat/regs-ata.h new file mode 100644 index 0000000..f5df92f --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/regs-ata.h @@ -0,0 +1,56 @@ +/* linux/arch/arm/plat-samsung/include/plat/regs-ata.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Samsung CF-ATA register 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 __ASM_PLAT_REGS_ATA_H +#define __ASM_PLAT_REGS_ATA_H __FILE__ + +#define S3C_CFATA_REG(x) (x) + +#define S3C_CFATA_MUX S3C_CFATA_REG(0x0) + +#define S3C_ATA_CTRL S3C_CFATA_REG(0x0) +#define S3C_ATA_STATUS S3C_CFATA_REG(0x4) +#define S3C_ATA_CMD S3C_CFATA_REG(0x8) +#define S3C_ATA_SWRST S3C_CFATA_REG(0xc) +#define S3C_ATA_IRQ S3C_CFATA_REG(0x10) +#define S3C_ATA_IRQ_MSK S3C_CFATA_REG(0x14) +#define S3C_ATA_CFG S3C_CFATA_REG(0x18) + +#define S3C_ATA_MDMA_TIME S3C_CFATA_REG(0x28) +#define S3C_ATA_PIO_TIME S3C_CFATA_REG(0x2c) +#define S3C_ATA_UDMA_TIME S3C_CFATA_REG(0x30) +#define S3C_ATA_XFR_NUM S3C_CFATA_REG(0x34) +#define S3C_ATA_XFR_CNT S3C_CFATA_REG(0x38) +#define S3C_ATA_TBUF_START S3C_CFATA_REG(0x3c) +#define S3C_ATA_TBUF_SIZE S3C_CFATA_REG(0x40) +#define S3C_ATA_SBUF_START S3C_CFATA_REG(0x44) +#define S3C_ATA_SBUF_SIZE S3C_CFATA_REG(0x48) +#define S3C_ATA_CADR_TBUF S3C_CFATA_REG(0x4c) +#define S3C_ATA_CADR_SBUF S3C_CFATA_REG(0x50) +#define S3C_ATA_PIO_DTR S3C_CFATA_REG(0x54) +#define S3C_ATA_PIO_FED S3C_CFATA_REG(0x58) +#define S3C_ATA_PIO_SCR S3C_CFATA_REG(0x5c) +#define S3C_ATA_PIO_LLR S3C_CFATA_REG(0x60) +#define S3C_ATA_PIO_LMR S3C_CFATA_REG(0x64) +#define S3C_ATA_PIO_LHR S3C_CFATA_REG(0x68) +#define S3C_ATA_PIO_DVR S3C_CFATA_REG(0x6c) +#define S3C_ATA_PIO_CSD S3C_CFATA_REG(0x70) +#define S3C_ATA_PIO_DAD S3C_CFATA_REG(0x74) +#define S3C_ATA_PIO_READY S3C_CFATA_REG(0x78) +#define S3C_ATA_PIO_RDATA S3C_CFATA_REG(0x7c) + +#define S3C_CFATA_MUX_TRUEIDE 0x01 + +#define S3C_ATA_CFG_SWAP 0x40 +#define S3C_ATA_CFG_IORDYEN 0x02 + +#endif /* __ASM_PLAT_REGS_ATA_H */ -- 1.6.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
