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| author | Marek Vasut <marek.vasut@gmail.com> | 2011-01-15 18:49:07 +0100 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2011-03-16 16:32:46 +0800 |
| commit | 2070417dffa9e75b370a5c0dee8c5dc3605e1c4d (patch) | |
| tree | 071b80a35bcb34b8c5eeb4a5234297f4cc1f8415 /drivers/pcmcia | |
| parent | e593106ca409e5e37d18121d922fc4f449c60d41 (diff) | |
| download | blackbird-op-linux-2070417dffa9e75b370a5c0dee8c5dc3605e1c4d.tar.gz blackbird-op-linux-2070417dffa9e75b370a5c0dee8c5dc3605e1c4d.zip | |
ARM: pxa: Use gpio arrays in palmld_pcmcia driver
Use gpio_request_array() / gpio_free_array(), this makes the code
cleaner and less error prone.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Diffstat (limited to 'drivers/pcmcia')
| -rw-r--r-- | drivers/pcmcia/pxa2xx_palmld.c | 40 |
1 files changed, 9 insertions, 31 deletions
diff --git a/drivers/pcmcia/pxa2xx_palmld.c b/drivers/pcmcia/pxa2xx_palmld.c index 6fb6f7f0672e..59f84053ebf9 100644 --- a/drivers/pcmcia/pxa2xx_palmld.c +++ b/drivers/pcmcia/pxa2xx_palmld.c @@ -20,49 +20,27 @@ #include <mach/palmld.h> #include "soc_common.h" +static struct gpio palmld_pcmcia_gpios[] = { + { GPIO_NR_PALMLD_PCMCIA_POWER, GPIOF_INIT_LOW, "PCMCIA Power" }, + { GPIO_NR_PALMLD_PCMCIA_RESET, GPIOF_INIT_HIGH,"PCMCIA Reset" }, + { GPIO_NR_PALMLD_PCMCIA_READY, GPIOF_IN, "PCMCIA Ready" }, +}; + static int palmld_pcmcia_hw_init(struct soc_pcmcia_socket *skt) { int ret; - ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_POWER, "PCMCIA PWR"); - if (ret) - goto err1; - ret = gpio_direction_output(GPIO_NR_PALMLD_PCMCIA_POWER, 0); - if (ret) - goto err2; - - ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_RESET, "PCMCIA RST"); - if (ret) - goto err2; - ret = gpio_direction_output(GPIO_NR_PALMLD_PCMCIA_RESET, 1); - if (ret) - goto err3; - - ret = gpio_request(GPIO_NR_PALMLD_PCMCIA_READY, "PCMCIA RDY"); - if (ret) - goto err3; - ret = gpio_direction_input(GPIO_NR_PALMLD_PCMCIA_READY); - if (ret) - goto err4; + ret = gpio_request_array(palmld_pcmcia_gpios, + ARRAY_SIZE(palmld_pcmcia_gpios)); skt->socket.pci_irq = IRQ_GPIO(GPIO_NR_PALMLD_PCMCIA_READY); - return 0; -err4: - gpio_free(GPIO_NR_PALMLD_PCMCIA_READY); -err3: - gpio_free(GPIO_NR_PALMLD_PCMCIA_RESET); -err2: - gpio_free(GPIO_NR_PALMLD_PCMCIA_POWER); -err1: return ret; } static void palmld_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) { - gpio_free(GPIO_NR_PALMLD_PCMCIA_READY); - gpio_free(GPIO_NR_PALMLD_PCMCIA_RESET); - gpio_free(GPIO_NR_PALMLD_PCMCIA_POWER); + gpio_free_array(palmld_pcmcia_gpios, ARRAY_SIZE(palmld_pcmcia_gpios)); } static void palmld_pcmcia_socket_state(struct soc_pcmcia_socket *skt, |
