diff options
| author | Russell King <rmk+kernel@armlinux.org.uk> | 2016-08-31 08:49:48 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2018-04-06 15:53:22 +0100 |
| commit | 64b2f129c38713a059e1299662fc68fc6bf6f0a6 (patch) | |
| tree | 3c28653814a5d6154b30c8d522f5e6672bea60aa | |
| parent | b51af86559d4b5c831abbec545c76f721a8d8237 (diff) | |
ARM: sa1100/simpad: switch simpad CF to use gpiod APIs
Switch simpad's CF implementation to use the gpiod APIs. The inverted
detection is handled using gpiolib's native inversion abilities.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
| -rw-r--r-- | arch/arm/mach-sa1100/simpad.c | 11 | ||||
| -rw-r--r-- | drivers/pcmcia/sa1100_simpad.c | 12 |
2 files changed, 14 insertions, 9 deletions
diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c index 7d4feb8a49ac..ace010479eb6 100644 --- a/arch/arm/mach-sa1100/simpad.c +++ b/arch/arm/mach-sa1100/simpad.c @@ -4,6 +4,7 @@ */ #include <linux/module.h> +#include <linux/gpio/machine.h> #include <linux/init.h> #include <linux/kernel.h> #include <linux/tty.h> @@ -364,6 +365,15 @@ static struct platform_device *devices[] __initdata = { &simpad_i2c, }; +/* Compact Flash */ +static struct gpiod_lookup_table simpad_cf_gpio_table = { + .dev_id = "sa11x0-pcmcia", + .table = { + GPIO_LOOKUP("gpio", GPIO_CF_IRQ, "cf-ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", GPIO_CF_CD, "cf-detect", GPIO_ACTIVE_HIGH), + { }, + }, +}; static int __init simpad_init(void) @@ -385,6 +395,7 @@ static int __init simpad_init(void) pm_power_off = simpad_power_off; + sa11x0_register_pcmcia(-1, &simpad_cf_gpio_table); sa11x0_ppc_configure_mcp(); sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources, ARRAY_SIZE(simpad_flash_resources)); diff --git a/drivers/pcmcia/sa1100_simpad.c b/drivers/pcmcia/sa1100_simpad.c index 7ce65bb23a8e..e235ee14eaa6 100644 --- a/drivers/pcmcia/sa1100_simpad.c +++ b/drivers/pcmcia/sa1100_simpad.c @@ -12,7 +12,6 @@ #include <mach/hardware.h> #include <asm/mach-types.h> -#include <asm/irq.h> #include <mach/simpad.h> #include "sa1100_generic.h" @@ -21,12 +20,10 @@ static int simpad_pcmcia_hw_init(struct soc_pcmcia_socket *skt) simpad_clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1); - skt->stat[SOC_STAT_CD].gpio = GPIO_CF_CD; - skt->stat[SOC_STAT_CD].name = "CF_CD"; - skt->stat[SOC_STAT_RDY].gpio = GPIO_CF_IRQ; - skt->stat[SOC_STAT_RDY].name = "CF_RDY"; + skt->stat[SOC_STAT_CD].name = "cf-detect"; + skt->stat[SOC_STAT_RDY].name = "cf-ready"; - return 0; + return soc_pcmcia_request_gpiods(skt); } static void simpad_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) @@ -42,9 +39,6 @@ simpad_pcmcia_socket_state(struct soc_pcmcia_socket *skt, { long cs3reg = simpad_get_cs3_ro(); - /* the detect signal is inverted - fix that up here */ - state->detect = !state->detect; - state->bvd1 = 1; /* Might be cs3reg & PCMCIA_BVD1 */ state->bvd2 = 1; /* Might be cs3reg & PCMCIA_BVD2 */ |