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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-30 07:50:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-30 07:50:45 -0700
commit85eb1513c15652cdaa9fd656345825bf55514a96 (patch)
treeb445b8d6d9184a897a2656a9f16a6ec592137644 /drivers/ata
parente122996ae1edf2caf19643cb79366fc2117a6188 (diff)
parentb43d151e9679a06df896ac3db65a9dca80040fed (diff)
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Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (65 commits) ARM: 6826/1: Merge v6 and v7 DEBUG_LL DCC support ARM: 6838/1: etm: fix section mismatch warning ARM: 6837/1: remove unused pci_fixup_prpmc1100 ARM: 6836/1: kprobes/fix emulation of LDR/STR instruction when Rn == PC Fix the broken build for Marvell Dove platform. ARM: 6835/1: perf: ensure overflows aren't missed due to IRQ latency ARM: 6834/1: perf: reset counters on all CPUs during initialisation ARM: 6833/1: perf: add required isbs() to ARMv7 backend ARM: 6825/1: kernel/sleep.S: fix Thumb2 compilation issues ARM: 6807/1: realview: Fix secondary GIC initialisation for EB with MPCore tile arm: mach-mx3: pcm043: add write-protect and card-detect for SD1 eukrea_mbimxsd51: add SD Card detect eukrea_mbimxsd25-baseboard: add SD card detect mx3/eukrea_mbimxsd-baseboard: add SD card detect support mx3/eukrea_mbimxsd-baseboard: fix gpio request ARM: mxs/mx28evk: add mmc device ARM: mxs/mx23evk: add mmc device ARM: mxs: dynamically allocate mmc device ARM: mx51_efika: update platform data for new mfd changes mx2/iomux: Set direction for CSPI2 pins ...
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/pata_palmld.c43
1 files changed, 22 insertions, 21 deletions
diff --git a/drivers/ata/pata_palmld.c b/drivers/ata/pata_palmld.c
index a2a73d9..b86d7e2 100644
--- a/drivers/ata/pata_palmld.c
+++ b/drivers/ata/pata_palmld.c
@@ -33,6 +33,11 @@
#define DRV_NAME "pata_palmld"
+static struct gpio palmld_hdd_gpios[] = {
+ { GPIO_NR_PALMLD_IDE_PWEN, GPIOF_INIT_HIGH, "HDD Power" },
+ { GPIO_NR_PALMLD_IDE_RESET, GPIOF_INIT_LOW, "HDD Reset" },
+};
+
static struct scsi_host_template palmld_sht = {
ATA_PIO_SHT(DRV_NAME),
};
@@ -52,28 +57,23 @@ static __devinit int palmld_pata_probe(struct platform_device *pdev)
/* allocate host */
host = ata_host_alloc(&pdev->dev, 1);
- if (!host)
- return -ENOMEM;
+ if (!host) {
+ ret = -ENOMEM;
+ goto err1;
+ }
/* remap drive's physical memory address */
mem = devm_ioremap(&pdev->dev, PALMLD_IDE_PHYS, 0x1000);
- if (!mem)
- return -ENOMEM;
+ if (!mem) {
+ ret = -ENOMEM;
+ goto err1;
+ }
/* request and activate power GPIO, IRQ GPIO */
- ret = gpio_request(GPIO_NR_PALMLD_IDE_PWEN, "HDD PWR");
+ ret = gpio_request_array(palmld_hdd_gpios,
+ ARRAY_SIZE(palmld_hdd_gpios));
if (ret)
goto err1;
- ret = gpio_direction_output(GPIO_NR_PALMLD_IDE_PWEN, 1);
- if (ret)
- goto err2;
-
- ret = gpio_request(GPIO_NR_PALMLD_IDE_RESET, "HDD RST");
- if (ret)
- goto err2;
- ret = gpio_direction_output(GPIO_NR_PALMLD_IDE_RESET, 0);
- if (ret)
- goto err3;
/* reset the drive */
gpio_set_value(GPIO_NR_PALMLD_IDE_RESET, 0);
@@ -96,13 +96,15 @@ static __devinit int palmld_pata_probe(struct platform_device *pdev)
ata_sff_std_ports(&ap->ioaddr);
/* activate host */
- return ata_host_activate(host, 0, NULL, IRQF_TRIGGER_RISING,
+ ret = ata_host_activate(host, 0, NULL, IRQF_TRIGGER_RISING,
&palmld_sht);
+ if (ret)
+ goto err2;
+
+ return ret;
-err3:
- gpio_free(GPIO_NR_PALMLD_IDE_RESET);
err2:
- gpio_free(GPIO_NR_PALMLD_IDE_PWEN);
+ gpio_free_array(palmld_hdd_gpios, ARRAY_SIZE(palmld_hdd_gpios));
err1:
return ret;
}
@@ -116,8 +118,7 @@ static __devexit int palmld_pata_remove(struct platform_device *dev)
/* power down the HDD */
gpio_set_value(GPIO_NR_PALMLD_IDE_PWEN, 0);
- gpio_free(GPIO_NR_PALMLD_IDE_RESET);
- gpio_free(GPIO_NR_PALMLD_IDE_PWEN);
+ gpio_free_array(palmld_hdd_gpios, ARRAY_SIZE(palmld_hdd_gpios));
return 0;
}