diff options
Diffstat (limited to 'drivers/ata/pata_samsung_cf.c')
| -rw-r--r-- | drivers/ata/pata_samsung_cf.c | 43 |
1 files changed, 27 insertions, 16 deletions
diff --git a/drivers/ata/pata_samsung_cf.c b/drivers/ata/pata_samsung_cf.c index 898e544a7ae..a79566d0566 100644 --- a/drivers/ata/pata_samsung_cf.c +++ b/drivers/ata/pata_samsung_cf.c @@ -24,11 +24,34 @@ #include <linux/slab.h> #include <linux/platform_data/ata-samsung_cf.h> -#include <plat/regs-ata.h> #define DRV_NAME "pata_samsung_cf" #define DRV_VERSION "0.1" +#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_CMD S3C_CFATA_REG(0x8) +#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_PIO_TIME S3C_CFATA_REG(0x2c) +#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_RDATA S3C_CFATA_REG(0x7c) + +#define S3C_CFATA_MUX_TRUEIDE 0x01 +#define S3C_ATA_CFG_SWAP 0x40 +#define S3C_ATA_CFG_IORDYEN 0x02 + enum s3c_cpu_type { TYPE_S3C64XX, TYPE_S5PC100, @@ -495,22 +518,10 @@ static int __init pata_s3c_probe(struct platform_device *pdev) info->irq = platform_get_irq(pdev, 0); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (res == NULL) { - dev_err(dev, "failed to get mem resource\n"); - return -EINVAL; - } - - if (!devm_request_mem_region(dev, res->start, - resource_size(res), DRV_NAME)) { - dev_err(dev, "error requesting register region\n"); - return -EBUSY; - } - info->ide_addr = devm_ioremap(dev, res->start, resource_size(res)); - if (!info->ide_addr) { - dev_err(dev, "failed to map IO base address\n"); - return -ENOMEM; - } + info->ide_addr = devm_ioremap_resource(dev, res); + if (IS_ERR(info->ide_addr)) + return PTR_ERR(info->ide_addr); info->clk = devm_clk_get(&pdev->dev, "cfcon"); if (IS_ERR(info->clk)) { |