diff options
| author | walker@suse.cz <walker@suse.cz> | 2009-08-31 19:25:57 +0200 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2009-09-10 18:49:38 +0800 |
| commit | 7dafdf3d22a59499a1d4dddeb626c0bc76ef455d (patch) | |
| tree | 5176372cdca1f5545384e429cc89996b86bf0b55 /arch/arm | |
| parent | 93dd29a818a0fdb485a8f10bac58f5993e55d9c8 (diff) | |
| download | linux-stable-7dafdf3d22a59499a1d4dddeb626c0bc76ef455d.tar.gz linux-stable-7dafdf3d22a59499a1d4dddeb626c0bc76ef455d.tar.bz2 linux-stable-7dafdf3d22a59499a1d4dddeb626c0bc76ef455d.zip | |
[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>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-pxa/treo680.c | 84 |
1 files changed, 4 insertions, 80 deletions
diff --git a/arch/arm/mach-pxa/treo680.c b/arch/arm/mach-pxa/treo680.c index 753ec4df17b9..5d3ec0807708 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, }; /****************************************************************************** |