From 64b2f129c38713a059e1299662fc68fc6bf6f0a6 Mon Sep 17 00:00:00 2001 From: Russell King Date: Wed, 31 Aug 2016 08:49:48 +0100 Subject: [PATCH] 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 --- arch/arm/mach-sa1100/simpad.c | 11 +++++++++++ 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 7d4feb8..ace0104 100644 --- a/arch/arm/mach-sa1100/simpad.c +++ b/arch/arm/mach-sa1100/simpad.c @@ -4,6 +4,7 @@ */ #include +#include #include #include #include @@ -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 7ce65bb..e235ee1 100644 --- a/drivers/pcmcia/sa1100_simpad.c +++ b/drivers/pcmcia/sa1100_simpad.c @@ -12,7 +12,6 @@ #include #include -#include #include #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 */ -- 2.7.4