ARM: sa1100/assabet: convert to generic CF sockets

Convert Assabet to use the generic CF socket support.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>

arch/arm/mach-sa1100/Kconfig

@@ -6,6 +6,8 @@ config SA1100_ASSABET
 	bool "Assabet"
 	select ARM_SA1110_CPUFREQ
 	select GPIO_REG
+	select REGULATOR
+	select REGULATOR_FIXED_VOLTAGE
 	help
 	  Say Y here if you are using the Intel(R) StrongARM(R) SA-1110
 	  Microprocessor Development Board (also known as the Assabet).

arch/arm/mach-sa1100/assabet.c

@@ -14,8 +14,11 @@
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/gpio/gpio-reg.h>
+#include <linux/gpio/machine.h>
 #include <linux/ioport.h>
 #include <linux/platform_data/sa11x0-serial.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/serial_core.h>
 #include <linux/platform_device.h>
 #include <linux/mfd/ucb1x00.h>
@@ -445,6 +448,29 @@ static struct resource neponset_resources[] = {
 };
 #endif
 
+static struct gpiod_lookup_table assabet_cf_gpio_table = {
+	.dev_id = "sa11x0-pcmcia.1",
+	.table = {
+		GPIO_LOOKUP("gpio", 21, "ready", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("gpio", 22, "detect", GPIO_ACTIVE_LOW),
+		GPIO_LOOKUP("gpio", 24, "bvd2", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("gpio", 25, "bvd1", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("assabet", 1, "reset", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("assabet", 7, "bus-enable", GPIO_ACTIVE_LOW),
+		{ },
+	},
+};
+
+static struct regulator_consumer_supply assabet_cf_vcc_consumers[] = {
+	REGULATOR_SUPPLY("vcc", "sa11x0-pcmcia.1"),
+};
+
+static struct fixed_voltage_config assabet_cf_vcc_pdata __initdata = {
+	.supply_name = "cf-power",
+	.microvolts = 3300000,
+	.enable_high = 1,
+};
+
 static void __init assabet_init(void)
 {
 	/*
@@ -490,6 +516,11 @@ static void __init assabet_init(void)
 		platform_device_register_simple("neponset", 0,
 			neponset_resources, ARRAY_SIZE(neponset_resources));
 #endif
+	} else {
+		sa11x0_register_fixed_regulator(0, &assabet_cf_vcc_pdata,
+					 assabet_cf_vcc_consumers,
+					 ARRAY_SIZE(assabet_cf_vcc_consumers));
+
 	}
 
 #ifndef ASSABET_PAL_VIDEO
@@ -501,6 +532,9 @@ static void __init assabet_init(void)
 			    ARRAY_SIZE(assabet_flash_resources));
 	sa11x0_register_irda(&assabet_irda_data);
 	sa11x0_register_mcp(&assabet_mcp_data);
+
+	if (!machine_has_neponset())
+		sa11x0_register_pcmcia(1, &assabet_cf_gpio_table);
 }
 
 /*
@@ -768,6 +802,7 @@ fs_initcall(assabet_leds_init);
 
 void __init assabet_init_irq(void)
 {
+	unsigned int assabet_gpio_base;
 	u32 def_val;
 
 	sa1100_init_irq();
@@ -782,7 +817,9 @@ void __init assabet_init_irq(void)
 	 *
 	 * This must precede any driver calls to BCR_set() or BCR_clear().
 	 */
-	assabet_init_gpio((void *)&ASSABET_BCR, def_val);
+	assabet_gpio_base = assabet_init_gpio((void *)&ASSABET_BCR, def_val);
+
+	assabet_cf_vcc_pdata.gpio = assabet_gpio_base + 0;
 }
 
 MACHINE_START(ASSABET, "Intel-Assabet")

arch/arm/mach-sa1100/include/mach/assabet.h

@@ -96,10 +96,4 @@ extern void assabet_uda1341_reset(int set);
 #define ASSABET_GPIO_BATT_LOW		GPIO_GPIO (26)	/* Low battery */
 #define ASSABET_GPIO_RCLK		GPIO_GPIO (26)	/* CCLK/2  */
 
-/* These are gpiolib GPIO numbers, not bitmasks */
-#define ASSABET_GPIO_CF_IRQ		21	/* CF IRQ */
-#define ASSABET_GPIO_CF_CD		22	/* CF CD  */
-#define ASSABET_GPIO_CF_BVD2		24	/* CF BVD / IOSPKR */
-#define ASSABET_GPIO_CF_BVD1		25	/* CF BVD / IOSTSCHG */
-
 #endif

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-$(CONFIG_SA1100_ASSABET)		+= sa1100_assabet.o
 sa1100_cs-$(CONFIG_SA1100_CERF)			+= sa1100_cerf.o
 sa1100_cs-$(CONFIG_SA1100_COLLIE)		+= pxa2xx_sharpsl.o
 sa1100_cs-$(CONFIG_SA1100_H3100)		+= sa1100_h3600.o

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_ASSABET
-	pcmcia_assabet_init,
-#endif
 #ifdef CONFIG_SA1100_CERF
 	pcmcia_cerf_init,
 #endif

drivers/pcmcia/sa1100_generic.h

@@ -6,7 +6,6 @@
  * Declaration for all machine specific init/exit functions.
  */
 extern int pcmcia_adsbitsy_init(struct device *);
-extern int pcmcia_assabet_init(struct device *);
 extern int pcmcia_badge4_init(struct device *);
 extern int pcmcia_cerf_init(struct device *);
 extern int pcmcia_flexanet_init(struct device *);