summaryrefslogtreecommitdiffstats
path: root/drivers/ata
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2019-11-25 17:37:30 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-11-25 17:37:30 -0800
commit5ef30d74232ed204a461a5dbd0309718d63abd01 (patch)
tree7ea2c18052ead5a8d99640b9503c52abdbbffb60 /drivers/ata
parent28fcb77b387832f03a31624b9de515ea1b57b419 (diff)
parent5ed0794cde59365d4d5895b89bb2f7ef7ffdbd55 (diff)
downloadlinux-5ef30d74232ed204a461a5dbd0309718d63abd01.tar.bz2
Merge tag 'm68k-for-v5.5-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k
Pull m68k updates from Geert Uytterhoeven: - Atari Falcon IDE platform driver conversion for module autoload - defconfig updates (including enablement of Amiga ICY I2C) - small fixes and cleanups * tag 'm68k-for-v5.5-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k: m68k/atari: Convert Falcon IDE drivers to platform drivers m68k: defconfig: Enable ICY I2C and LTC2990 on Amiga m68k: defconfig: Update defconfigs for v5.4-rc1 m68k: q40: Fix info-leak in rtc_ioctl nubus: Remove cast to void pointer
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/pata_falcon.c42
1 files changed, 28 insertions, 14 deletions
diff --git a/drivers/ata/pata_falcon.c b/drivers/ata/pata_falcon.c
index 41e0d6a6cd05..27b0952fde6b 100644
--- a/drivers/ata/pata_falcon.c
+++ b/drivers/ata/pata_falcon.c
@@ -33,7 +33,6 @@
#define DRV_NAME "pata_falcon"
#define DRV_VERSION "0.1.0"
-#define ATA_HD_BASE 0xfff00000
#define ATA_HD_CONTROL 0x39
static struct scsi_host_template pata_falcon_sht = {
@@ -120,24 +119,22 @@ static struct ata_port_operations pata_falcon_ops = {
.set_mode = pata_falcon_set_mode,
};
-static int pata_falcon_init_one(void)
+static int __init pata_falcon_init_one(struct platform_device *pdev)
{
+ struct resource *res;
struct ata_host *host;
struct ata_port *ap;
- struct platform_device *pdev;
void __iomem *base;
- if (!MACH_IS_ATARI || !ATARIHW_PRESENT(IDE))
- return -ENODEV;
-
- pr_info(DRV_NAME ": Atari Falcon PATA controller\n");
+ dev_info(&pdev->dev, "Atari Falcon PATA controller\n");
- pdev = platform_device_register_simple(DRV_NAME, 0, NULL, 0);
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -ENODEV;
- if (!devm_request_mem_region(&pdev->dev, ATA_HD_BASE, 0x40, DRV_NAME)) {
- pr_err(DRV_NAME ": resources busy\n");
+ if (!devm_request_mem_region(&pdev->dev, res->start,
+ resource_size(res), DRV_NAME)) {
+ dev_err(&pdev->dev, "resources busy\n");
return -EBUSY;
}
@@ -152,7 +149,7 @@ static int pata_falcon_init_one(void)
ap->flags |= ATA_FLAG_SLAVE_POSS | ATA_FLAG_NO_IORDY;
ap->flags |= ATA_FLAG_PIO_POLLING;
- base = (void __iomem *)ATA_HD_BASE;
+ base = (void __iomem *)res->start;
ap->ioaddr.data_addr = base;
ap->ioaddr.error_addr = base + 1 + 1 * 4;
ap->ioaddr.feature_addr = base + 1 + 1 * 4;
@@ -174,9 +171,26 @@ static int pata_falcon_init_one(void)
return ata_host_activate(host, 0, NULL, 0, &pata_falcon_sht);
}
-module_init(pata_falcon_init_one);
+static int __exit pata_falcon_remove_one(struct platform_device *pdev)
+{
+ struct ata_host *host = platform_get_drvdata(pdev);
+
+ ata_host_detach(host);
+
+ return 0;
+}
+
+static struct platform_driver pata_falcon_driver = {
+ .remove = __exit_p(pata_falcon_remove_one),
+ .driver = {
+ .name = "atari-falcon-ide",
+ },
+};
+
+module_platform_driver_probe(pata_falcon_driver, pata_falcon_init_one);
MODULE_AUTHOR("Bartlomiej Zolnierkiewicz");
MODULE_DESCRIPTION("low-level driver for Atari Falcon PATA");
MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:atari-falcon-ide");
MODULE_VERSION(DRV_VERSION);