From 780febd5b709fd9db80830ea656de96bbe3e5001 Mon Sep 17 00:00:00 2001 From: Russell King Date: Wed, 31 Aug 2016 08:49:47 +0100 Subject: [PATCH] ARM: sa1100/cerf: convert to generic CF sockets Convert Cerf to use the generic CF socket support. Signed-off-by: Russell King --- arch/arm/mach-sa1100/cerf.c | 18 +++++-- drivers/pcmcia/Makefile | 1 - drivers/pcmcia/sa1100_cerf.c | 86 --------------------------------- drivers/pcmcia/sa1100_generic.c | 3 -- drivers/pcmcia/sa1100_generic.h | 1 - 5 files changed, 15 insertions(+), 94 deletions(-) delete mode 100644 drivers/pcmcia/sa1100_cerf.c diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c index 2d25ececb415..b2a4b41626ef 100644 --- a/arch/arm/mach-sa1100/cerf.c +++ b/arch/arm/mach-sa1100/cerf.c @@ -11,6 +11,7 @@ */ #include +#include #include #include #include @@ -45,6 +46,19 @@ static struct platform_device cerfuart2_device = { .resource = cerfuart2_resources, }; +/* Compact Flash */ +static struct gpiod_lookup_table cerf_cf_gpio_table = { + .dev_id = "sa11x0-pcmcia.1", + .table = { + GPIO_LOOKUP("gpio", 19, "bvd2", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 20, "bvd1", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 21, "reset", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 22, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 23, "detect", GPIO_ACTIVE_LOW), + { }, + }, +}; + /* LEDs */ struct gpio_led cerf_gpio_leds[] = { { @@ -151,9 +165,6 @@ static void __init cerf_map_io(void) sa1100_register_uart(0, 3); sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */ sa1100_register_uart(2, 1); - - /* set some GPDR bits here while it's safe */ - GPDR |= CERF_GPIO_CF_RESET; } static struct mcp_plat_data cerf_mcp_data = { @@ -167,6 +178,7 @@ static void __init cerf_init(void) platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices)); sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1); sa11x0_register_mcp(&cerf_mcp_data); + sa11x0_register_pcmcia(1, &cerf_cf_gpio_table); } MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube") diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index 130a06649b41..da31af9b3158 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -46,7 +46,6 @@ sa1111_cs-$(CONFIG_SA1100_JORNADA720) += sa1111_jornada720.o sa1111_cs-$(CONFIG_ARCH_LUBBOCK) += sa1111_lubbock.o sa1100_cs-y += sa1100_generic.o -sa1100_cs-$(CONFIG_SA1100_CERF) += sa1100_cerf.o sa1100_cs-$(CONFIG_SA1100_COLLIE) += pxa2xx_sharpsl.o sa1100_cs-$(CONFIG_SA1100_H3100) += sa1100_h3600.o sa1100_cs-$(CONFIG_SA1100_H3600) += sa1100_h3600.o diff --git a/drivers/pcmcia/sa1100_cerf.c b/drivers/pcmcia/sa1100_cerf.c deleted file mode 100644 index 2a54081d161d..000000000000 --- a/drivers/pcmcia/sa1100_cerf.c +++ /dev/null @@ -1,86 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * drivers/pcmcia/sa1100_cerf.c - * - * PCMCIA implementation routines for CerfBoard - * Based off the Assabet. - * - */ -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include "sa1100_generic.h" - -#define CERF_SOCKET 1 - -static int cerf_pcmcia_hw_init(struct soc_pcmcia_socket *skt) -{ - int ret; - - ret = gpio_request_one(CERF_GPIO_CF_RESET, GPIOF_OUT_INIT_LOW, "CF_RESET"); - if (ret) - return ret; - - skt->stat[SOC_STAT_CD].gpio = CERF_GPIO_CF_CD; - skt->stat[SOC_STAT_CD].name = "CF_CD"; - skt->stat[SOC_STAT_BVD1].gpio = CERF_GPIO_CF_BVD1; - skt->stat[SOC_STAT_BVD1].name = "CF_BVD1"; - skt->stat[SOC_STAT_BVD2].gpio = CERF_GPIO_CF_BVD2; - skt->stat[SOC_STAT_BVD2].name = "CF_BVD2"; - skt->stat[SOC_STAT_RDY].gpio = CERF_GPIO_CF_IRQ; - skt->stat[SOC_STAT_RDY].name = "CF_IRQ"; - - return 0; -} - -static void cerf_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) -{ - gpio_free(CERF_GPIO_CF_RESET); -} - -static int -cerf_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, - const socket_state_t *state) -{ - switch (state->Vcc) { - case 0: - case 50: - case 33: - break; - - default: - printk(KERN_ERR "%s(): unrecognized Vcc %u\n", - __func__, state->Vcc); - return -1; - } - - gpio_set_value(CERF_GPIO_CF_RESET, !!(state->flags & SS_RESET)); - - return 0; -} - -static struct pcmcia_low_level cerf_pcmcia_ops = { - .owner = THIS_MODULE, - .hw_init = cerf_pcmcia_hw_init, - .hw_shutdown = cerf_pcmcia_hw_shutdown, - .socket_state = soc_common_cf_socket_state, - .configure_socket = cerf_pcmcia_configure_socket, -}; - -int pcmcia_cerf_init(struct device *dev) -{ - int ret = -ENODEV; - - if (machine_is_cerf()) - ret = sa11xx_drv_pcmcia_probe(dev, &cerf_pcmcia_ops, CERF_SOCKET, 1); - - return ret; -} diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c index 1987d94361e9..110365e998b8 100644 --- a/drivers/pcmcia/sa1100_generic.c +++ b/drivers/pcmcia/sa1100_generic.c @@ -98,9 +98,6 @@ static struct pcmcia_low_level sa11x0_cf_ops = { int __init pcmcia_collie_init(struct device *dev); static int (*sa11x0_pcmcia_legacy_hw_init[])(struct device *dev) = { -#ifdef CONFIG_SA1100_CERF - pcmcia_cerf_init, -#endif #if defined(CONFIG_SA1100_H3100) || defined(CONFIG_SA1100_H3600) pcmcia_h3600_init, #endif diff --git a/drivers/pcmcia/sa1100_generic.h b/drivers/pcmcia/sa1100_generic.h index 597c796f7dad..bce9e73a4651 100644 --- a/drivers/pcmcia/sa1100_generic.h +++ b/drivers/pcmcia/sa1100_generic.h @@ -7,7 +7,6 @@ */ extern int pcmcia_adsbitsy_init(struct device *); extern int pcmcia_badge4_init(struct device *); -extern int pcmcia_cerf_init(struct device *); extern int pcmcia_flexanet_init(struct device *); extern int pcmcia_freebird_init(struct device *); extern int pcmcia_gcplus_init(struct device *);