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authorwalker@suse.cz <walker@suse.cz>2009-08-31 19:25:57 +0200
committerEric Miao <eric.y.miao@gmail.com>2009-09-10 18:49:38 +0800
commit7dafdf3d22a59499a1d4dddeb626c0bc76ef455d (patch)
tree5176372cdca1f5545384e429cc89996b86bf0b55
parent93dd29a818a0fdb485a8f10bac58f5993e55d9c8 (diff)
[ARM] pxa/treo680: pxamci simplify to use GPIO
Signed-off-by: Tomáš Čech <sleep_walker@suse.cz> Acked-by: Marek Vasut <marek.vasut@gmail.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
-rw-r--r--arch/arm/mach-pxa/treo680.c84
1 files changed, 4 insertions, 80 deletions
diff --git a/arch/arm/mach-pxa/treo680.c b/arch/arm/mach-pxa/treo680.c
index 753ec4df17b..5d3ec080770 100644
--- a/arch/arm/mach-pxa/treo680.c
+++ b/arch/arm/mach-pxa/treo680.c
@@ -153,87 +153,11 @@ static unsigned long treo680_pin_config[] __initdata = {
/******************************************************************************
* SD/MMC card controller
******************************************************************************/
-static int treo680_mci_init(struct device *dev,
- irq_handler_t treo680_detect_int, void *data)
-{
- int err = 0;
-
- /* Setup an interrupt for detecting card insert/remove events */
- err = gpio_request(GPIO_NR_TREO680_SD_DETECT_N, "SD IRQ");
-
- if (err)
- goto err;
-
- err = gpio_direction_input(GPIO_NR_TREO680_SD_DETECT_N);
- if (err)
- goto err2;
-
- err = request_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N),
- treo680_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
- IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
- "SD/MMC card detect", data);
-
- if (err) {
- dev_err(dev, "%s: cannot request SD/MMC card detect IRQ\n",
- __func__);
- goto err2;
- }
-
- err = gpio_request(GPIO_NR_TREO680_SD_POWER, "SD_POWER");
- if (err)
- goto err3;
-
- err = gpio_direction_output(GPIO_NR_TREO680_SD_POWER, 1);
- if (err)
- goto err4;
-
- err = gpio_request(GPIO_NR_TREO680_SD_READONLY, "SD_READONLY");
- if (err)
- goto err4;
-
- err = gpio_direction_input(GPIO_NR_TREO680_SD_READONLY);
- if (err)
- goto err5;
-
- return 0;
-
-err5:
- gpio_free(GPIO_NR_TREO680_SD_READONLY);
-err4:
- gpio_free(GPIO_NR_TREO680_SD_POWER);
-err3:
- free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data);
-err2:
- gpio_free(GPIO_NR_TREO680_SD_DETECT_N);
-err:
- return err;
-}
-
-static void treo680_mci_exit(struct device *dev, void *data)
-{
- gpio_free(GPIO_NR_TREO680_SD_READONLY);
- gpio_free(GPIO_NR_TREO680_SD_POWER);
- free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data);
- gpio_free(GPIO_NR_TREO680_SD_DETECT_N);
-}
-
-static void treo680_mci_power(struct device *dev, unsigned int vdd)
-{
- struct pxamci_platform_data *p_d = dev->platform_data;
- gpio_set_value(GPIO_NR_TREO680_SD_POWER, p_d->ocr_mask & (1 << vdd));
-}
-
-static int treo680_mci_get_ro(struct device *dev)
-{
- return gpio_get_value(GPIO_NR_TREO680_SD_READONLY);
-}
-
static struct pxamci_platform_data treo680_mci_platform_data = {
- .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
- .setpower = treo680_mci_power,
- .get_ro = treo680_mci_get_ro,
- .init = treo680_mci_init,
- .exit = treo680_mci_exit,
+ .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
+ .gpio_card_detect = GPIO_NR_TREO680_SD_DETECT_N,
+ .gpio_card_ro = GPIO_NR_TREO680_SD_READONLY,
+ .gpio_power = GPIO_NR_TREO680_SD_POWER,
};
/******************************************************************************