sysmo-bts
/
barebox
9
0
Fork 0
Code Releases Activity

Allow use platform_ide driver without ALT-registers 

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Alexander Shiyan 2012-04-18 22:25:10 +04:00 committed by Sascha Hauer
parent a7ddbc4086
commit 12b96ed87e
1 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/ata/intf_platform_ide.c
View File

@ -64,10 +64,16 @@ static void platform_ide_setup_port(void *reg_base, void *alt_base,
ioaddr->status_addr = reg_base + (IDE_REG_STATUS << shift);
ioaddr->command_addr = reg_base + (IDE_REG_CMD << shift);
ioaddr->altstatus_addr = alt_base + (IDE_REG_ALT_STATUS << shift);
ioaddr->ctl_addr = alt_base + (IDE_REG_DEV_CTL << shift);
if (alt_base) {
ioaddr->altstatus_addr = alt_base + (IDE_REG_ALT_STATUS << shift);
ioaddr->ctl_addr = alt_base + (IDE_REG_DEV_CTL << shift);
ioaddr->alt_dev_addr = alt_base + (IDE_REG_DRV_ADDR << shift);
ioaddr->alt_dev_addr = alt_base + (IDE_REG_DRV_ADDR << shift);
} else {
ioaddr->altstatus_addr = ioaddr->status_addr;
ioaddr->ctl_addr = ioaddr->status_addr;
/* ioaddr->alt_dev_addr not used in driver */
}
}
static int platform_ide_probe(struct device_d *dev)