Merge branch 'pxa-all' into devel

Conflicts:

	arch/arm/mach-pxa/Kconfig
	arch/arm/mach-pxa/corgi.c
	arch/arm/mach-pxa/include/mach/hardware.h
	arch/arm/mach-pxa/spitz.c

9 files changed, 825 insertions, 41 deletions

diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index e0f884034c9f..f57eeae3830a 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -220,7 +220,8 @@ config PCMCIA_PXA2XX
 	tristate "PXA2xx support"
 	depends on ARM && ARCH_PXA && PCMCIA
 	depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \
-		    || MACH_ARMCORE || ARCH_PXA_PALM)
+		    || MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA \
+		    || ARCH_VIPER)
 	help
 	  Say Y here to include support for the PXA2xx PCMCIA controller
 
diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
index 269a9e913ba2..a87902de8d3b 100644
--- a/drivers/pcmcia/Makefile
+++ b/drivers/pcmcia/Makefile
@@ -29,7 +29,6 @@ obj-$(CONFIG_PCMCIA_M8XX)			+= m8xx_pcmcia.o
 obj-$(CONFIG_HD64465_PCMCIA)			+= hd64465_ss.o
 obj-$(CONFIG_PCMCIA_SA1100)			+= sa11xx_core.o sa1100_cs.o
 obj-$(CONFIG_PCMCIA_SA1111)			+= sa11xx_core.o sa1111_cs.o
-obj-$(CONFIG_PCMCIA_PXA2XX)                     += pxa2xx_core.o pxa2xx_cs.o
 obj-$(CONFIG_M32R_PCC)				+= m32r_pcc.o
 obj-$(CONFIG_M32R_CFC)				+= m32r_cfc.o
 obj-$(CONFIG_PCMCIA_AU1X00)			+= au1x00_ss.o
@@ -68,9 +67,14 @@ sa1100_cs-$(CONFIG_SA1100_H3600)		+= sa1100_h3600.o
 sa1100_cs-$(CONFIG_SA1100_SHANNON)		+= sa1100_shannon.o
 sa1100_cs-$(CONFIG_SA1100_SIMPAD)		+= sa1100_simpad.o
 
-pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK)		+= pxa2xx_lubbock.o sa1111_generic.o
-pxa2xx_cs-$(CONFIG_MACH_MAINSTONE)		+= pxa2xx_mainstone.o
-pxa2xx_cs-$(CONFIG_PXA_SHARPSL)			+= pxa2xx_sharpsl.o
-pxa2xx_cs-$(CONFIG_MACH_ARMCORE)		+= pxa2xx_cm_x270.o
-pxa2xx_cs-$(CONFIG_MACH_PALMTX)		+= pxa2xx_palmtx.o
+pxa2xx_lubbock_cs-y				+= pxa2xx_lubbock.o sa1111_generic.o
+pxa2xx-obj-$(CONFIG_ARCH_LUBBOCK)		+= pxa2xx_lubbock_cs.o
+pxa2xx-obj-$(CONFIG_MACH_MAINSTONE)		+= pxa2xx_mainstone.o
+pxa2xx-obj-$(CONFIG_PXA_SHARPSL)		+= pxa2xx_sharpsl.o
+pxa2xx-obj-$(CONFIG_MACH_ARMCORE)		+= pxa2xx_cm_x2xx.o pxa2xx_cm_x255.o pxa2xx_cm_x270.o
+pxa2xx-obj-$(CONFIG_ARCH_VIPER)			+= pxa2xx_viper.o
+pxa2xx-obj-$(CONFIG_TRIZEPS_PCMCIA)		+= pxa2xx_trizeps.o
+pxa2xx-obj-$(CONFIG_MACH_PALMTX)		+= pxa2xx_palmtx.o
+pxa2xx-obj-$(CONFIG_MACH_PALMLD)		+= pxa2xx_palmld.o
 
+obj-$(CONFIG_PCMCIA_PXA2XX)			+= pxa2xx_core.o $(pxa2xx-obj-y)
diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c
index 1b07af5a2ed3..13f1e0fd3f31 100644
--- a/drivers/pcmcia/pxa2xx_base.c
+++ b/drivers/pcmcia/pxa2xx_base.c
@@ -30,6 +30,7 @@
 #include <asm/system.h>
 #include <mach/pxa-regs.h>
 #include <mach/pxa2xx-regs.h>
+#include <asm/mach-types.h>
 
 #include <pcmcia/cs_types.h>
 #include <pcmcia/ss.h>
@@ -166,18 +167,32 @@ pxa2xx_pcmcia_frequency_change(struct soc_pcmcia_socket *skt,
 }
 #endif
 
+static void pxa2xx_configure_sockets(struct device *dev)
+{
+	struct pcmcia_low_level *ops = dev->platform_data;
+
+	/*
+	 * We have at least one socket, so set MECR:CIT
+	 * (Card Is There)
+	 */
+	MECR |= MECR_CIT;
+
+	/* Set MECR:NOS (Number Of Sockets) */
+	if (ops->nr > 1 || machine_is_viper())
+		MECR |= MECR_NOS;
+	else
+		MECR &= ~MECR_NOS;
+}
+
 int __pxa2xx_drv_pcmcia_probe(struct device *dev)
 {
 	int ret;
 	struct pcmcia_low_level *ops;
-	int first, nr;
 
 	if (!dev || !dev->platform_data)
 		return -ENODEV;
 
 	ops = (struct pcmcia_low_level *)dev->platform_data;
-	first = ops->first;
-	nr = ops->nr;
 
 	/* Provide our PXA2xx specific timing routines. */
 	ops->set_timing  = pxa2xx_pcmcia_set_timing;
@@ -185,21 +200,10 @@ int __pxa2xx_drv_pcmcia_probe(struct device *dev)
 	ops->frequency_change = pxa2xx_pcmcia_frequency_change;
 #endif
 
-	ret = soc_common_drv_pcmcia_probe(dev, ops, first, nr);
+	ret = soc_common_drv_pcmcia_probe(dev, ops, ops->first, ops->nr);
 
-	if (ret == 0) {
-		/*
-		 * We have at least one socket, so set MECR:CIT
-		 * (Card Is There)
-		 */
-		MECR |= MECR_CIT;
-
-		/* Set MECR:NOS (Number Of Sockets) */
-		if (nr > 1)
-			MECR |= MECR_NOS;
-		else
-			MECR &= ~MECR_NOS;
-	}
+	if (!ret)
+		pxa2xx_configure_sockets(dev);
 
 	return ret;
 }
@@ -223,11 +227,7 @@ static int pxa2xx_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t s
 
 static int pxa2xx_drv_pcmcia_resume(struct platform_device *dev)
 {
-	struct pcmcia_low_level *ops = dev->dev.platform_data;
-	int nr = ops ? ops->nr : 0;
-
-	MECR = nr > 1 ? MECR_CIT | MECR_NOS : (nr > 0 ? MECR_CIT : 0);
-
+	pxa2xx_configure_sockets(&dev->dev);
 	return pcmcia_socket_dev_resume(&dev->dev);
 }
 
diff --git a/drivers/pcmcia/pxa2xx_cm_x255.c b/drivers/pcmcia/pxa2xx_cm_x255.c
new file mode 100644
index 000000000000..7c8bcb476622
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_cm_x255.c
@@ -0,0 +1,154 @@
+/*
+ * linux/drivers/pcmcia/pxa/pxa_cm_x255.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Compulab Ltd., 2003, 2007, 2008
+ * Mike Rapoport <mike@compulab.co.il>
+ *
+ */
+
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+#include <mach/pxa-regs.h>
+
+#include "soc_common.h"
+
+#define GPIO_PCMCIA_SKTSEL	(54)
+#define GPIO_PCMCIA_S0_CD_VALID	(16)
+#define GPIO_PCMCIA_S1_CD_VALID	(17)
+#define GPIO_PCMCIA_S0_RDYINT	(6)
+#define GPIO_PCMCIA_S1_RDYINT	(8)
+#define GPIO_PCMCIA_RESET	(9)
+
+#define PCMCIA_S0_CD_VALID	IRQ_GPIO(GPIO_PCMCIA_S0_CD_VALID)
+#define PCMCIA_S1_CD_VALID	IRQ_GPIO(GPIO_PCMCIA_S1_CD_VALID)
+#define PCMCIA_S0_RDYINT	IRQ_GPIO(GPIO_PCMCIA_S0_RDYINT)
+#define PCMCIA_S1_RDYINT	IRQ_GPIO(GPIO_PCMCIA_S1_RDYINT)
+
+
+static struct pcmcia_irqs irqs[] = {
+	{ 0, PCMCIA_S0_CD_VALID, "PCMCIA0 CD" },
+	{ 1, PCMCIA_S1_CD_VALID, "PCMCIA1 CD" },
+};
+
+static int cmx255_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+	int ret = gpio_request(GPIO_PCMCIA_RESET, "PCCard reset");
+	if (ret)
+		return ret;
+	gpio_direction_output(GPIO_PCMCIA_RESET, 0);
+
+	skt->irq = skt->nr == 0 ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT;
+	ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
+	if (!ret)
+		gpio_free(GPIO_PCMCIA_RESET);
+
+	return ret;
+}
+
+static void cmx255_pcmcia_shutdown(struct soc_pcmcia_socket *skt)
+{
+	soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
+	gpio_free(GPIO_PCMCIA_RESET);
+}
+
+
+static void cmx255_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+				       struct pcmcia_state *state)
+{
+	int cd = skt->nr ? GPIO_PCMCIA_S1_CD_VALID : GPIO_PCMCIA_S0_CD_VALID;
+	int rdy = skt->nr ? GPIO_PCMCIA_S0_RDYINT : GPIO_PCMCIA_S1_RDYINT;
+
+	state->detect = !gpio_get_value(cd);
+	state->ready  = !!gpio_get_value(rdy);
+	state->bvd1   = 1;
+	state->bvd2   = 1;
+	state->vs_3v  = 0;
+	state->vs_Xv  = 0;
+	state->wrprot = 0;  /* not available */
+}
+
+
+static int cmx255_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+					  const socket_state_t *state)
+{
+	switch (skt->nr) {
+	case 0:
+		if (state->flags & SS_RESET) {
+			gpio_set_value(GPIO_PCMCIA_SKTSEL, 0);
+			udelay(1);
+			gpio_set_value(GPIO_PCMCIA_RESET, 1);
+			udelay(10);
+			gpio_set_value(GPIO_PCMCIA_RESET, 0);
+		}
+		break;
+	case 1:
+		if (state->flags & SS_RESET) {
+			gpio_set_value(GPIO_PCMCIA_SKTSEL, 1);
+			udelay(1);
+			gpio_set_value(GPIO_PCMCIA_RESET, 1);
+			udelay(10);
+			gpio_set_value(GPIO_PCMCIA_RESET, 0);
+		}
+		break;
+	}
+
+	return 0;
+}
+
+static void cmx255_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+}
+
+static void cmx255_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+}
+
+
+static struct pcmcia_low_level cmx255_pcmcia_ops __initdata = {
+	.owner			= THIS_MODULE,
+	.hw_init		= cmx255_pcmcia_hw_init,
+	.hw_shutdown		= cmx255_pcmcia_shutdown,
+	.socket_state		= cmx255_pcmcia_socket_state,
+	.configure_socket	= cmx255_pcmcia_configure_socket,
+	.socket_init		= cmx255_pcmcia_socket_init,
+	.socket_suspend		= cmx255_pcmcia_socket_suspend,
+	.nr			= 1,
+};
+
+static struct platform_device *cmx255_pcmcia_device;
+
+int __init cmx255_pcmcia_init(void)
+{
+	int ret;
+
+	cmx255_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+
+	if (!cmx255_pcmcia_device)
+		return -ENOMEM;
+
+	ret = platform_device_add_data(cmx255_pcmcia_device, &cmx255_pcmcia_ops,
+				       sizeof(cmx255_pcmcia_ops));
+
+	if (ret == 0) {
+		printk(KERN_INFO "Registering cm-x255 PCMCIA interface.\n");
+		ret = platform_device_add(cmx255_pcmcia_device);
+	}
+
+	if (ret)
+		platform_device_put(cmx255_pcmcia_device);
+
+	return ret;
+}
+
+void __exit cmx255_pcmcia_exit(void)
+{
+	platform_device_unregister(cmx255_pcmcia_device);
+}
diff --git a/drivers/pcmcia/pxa2xx_cm_x270.c b/drivers/pcmcia/pxa2xx_cm_x270.c
index bcff5cfed051..6c3aac377126 100644
--- a/drivers/pcmcia/pxa2xx_cm_x270.c
+++ b/drivers/pcmcia/pxa2xx_cm_x270.c
@@ -105,13 +105,10 @@ static struct pcmcia_low_level cmx270_pcmcia_ops __initdata = {
 
 static struct platform_device *cmx270_pcmcia_device;
 
-static int __init cmx270_pcmcia_init(void)
+int __init cmx270_pcmcia_init(void)
 {
 	int ret;
 
-	if (!machine_is_armcore())
-		return -ENODEV;
-
 	cmx270_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
 
 	if (!cmx270_pcmcia_device)
@@ -131,14 +128,7 @@ static int __init cmx270_pcmcia_init(void)
 	return ret;
 }
 
-static void __exit cmx270_pcmcia_exit(void)
+void __exit cmx270_pcmcia_exit(void)
 {
 	platform_device_unregister(cmx270_pcmcia_device);
 }
-
-module_init(cmx270_pcmcia_init);
-module_exit(cmx270_pcmcia_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>");
-MODULE_DESCRIPTION("CM-x270 PCMCIA driver");
diff --git a/drivers/pcmcia/pxa2xx_cm_x2xx.c b/drivers/pcmcia/pxa2xx_cm_x2xx.c
new file mode 100644
index 000000000000..4f09506ad8d4
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_cm_x2xx.c
@@ -0,0 +1,49 @@
+/*
+ * linux/drivers/pcmcia/pxa/pxa_cm_x2xx.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Compulab Ltd., 2003, 2007, 2008
+ * Mike Rapoport <mike@compulab.co.il>
+ *
+ */
+
+#include <linux/module.h>
+
+#include <asm/system.h>
+#include <asm/mach-types.h>
+#include <mach/system.h>
+
+int cmx255_pcmcia_init(void);
+int cmx270_pcmcia_init(void);
+void cmx255_pcmcia_exit(void);
+void cmx270_pcmcia_exit(void);
+
+static int __init cmx2xx_pcmcia_init(void)
+{
+	int ret = -ENODEV;
+
+	if (machine_is_armcore() && cpu_is_pxa25x())
+		ret = cmx255_pcmcia_init();
+	else if (machine_is_armcore() && cpu_is_pxa27x())
+		ret = cmx270_pcmcia_init();
+
+	return ret;
+}
+
+static void __exit cmx2xx_pcmcia_exit(void)
+{
+	if (machine_is_armcore() && cpu_is_pxa25x())
+		cmx255_pcmcia_exit();
+	else if (machine_is_armcore() && cpu_is_pxa27x())
+		cmx270_pcmcia_exit();
+}
+
+module_init(cmx2xx_pcmcia_init);
+module_exit(cmx2xx_pcmcia_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>");
+MODULE_DESCRIPTION("CM-x2xx PCMCIA driver");
diff --git a/drivers/pcmcia/pxa2xx_palmld.c b/drivers/pcmcia/pxa2xx_palmld.c
new file mode 100644
index 000000000000..1736c67e547e
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_palmld.c
@@ -0,0 +1,151 @@
+/*
+ * linux/drivers/pcmcia/pxa2xx_palmld.c
+ *
+ * Driver for Palm LifeDrive PCMCIA
+ *
+ * Copyright (C) 2006 Alex Osborne <ato@meshy.org>
+ * Copyright (C) 2007-2008 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+#include <mach/palmld.h>
+#include "soc_common.h"
+
+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;
+
+	skt->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);
+}
+
+static void palmld_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+					struct pcmcia_state *state)
+{
+	state->detect = 1; /* always inserted */
+	state->ready  = !!gpio_get_value(GPIO_NR_PALMLD_PCMCIA_READY);
+	state->bvd1   = 1;
+	state->bvd2   = 1;
+	state->wrprot = 0;
+	state->vs_3v  = 1;
+	state->vs_Xv  = 0;
+}
+
+static int palmld_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+					const socket_state_t *state)
+{
+	gpio_set_value(GPIO_NR_PALMLD_PCMCIA_POWER, 1);
+	gpio_set_value(GPIO_NR_PALMLD_PCMCIA_RESET,
+			!!(state->flags & SS_RESET));
+
+	return 0;
+}
+
+static void palmld_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+}
+
+static void palmld_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+}
+
+static struct pcmcia_low_level palmld_pcmcia_ops = {
+	.owner			= THIS_MODULE,
+
+	.first			= 0,
+	.nr			= 2,
+
+	.hw_init		= palmld_pcmcia_hw_init,
+	.hw_shutdown		= palmld_pcmcia_hw_shutdown,
+
+	.socket_state		= palmld_pcmcia_socket_state,
+	.configure_socket	= palmld_pcmcia_configure_socket,
+
+	.socket_init		= palmld_pcmcia_socket_init,
+	.socket_suspend		= palmld_pcmcia_socket_suspend,
+};
+
+static struct platform_device *palmld_pcmcia_device;
+
+static int __init palmld_pcmcia_init(void)
+{
+	int ret;
+
+	if (!machine_is_palmld())
+		return -ENODEV;
+
+	palmld_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+	if (!palmld_pcmcia_device)
+		return -ENOMEM;
+
+	ret = platform_device_add_data(palmld_pcmcia_device, &palmld_pcmcia_ops,
+					sizeof(palmld_pcmcia_ops));
+
+	if (!ret)
+		ret = platform_device_add(palmld_pcmcia_device);
+
+	if (ret)
+		platform_device_put(palmld_pcmcia_device);
+
+	return ret;
+}
+
+static void __exit palmld_pcmcia_exit(void)
+{
+	platform_device_unregister(palmld_pcmcia_device);
+}
+
+module_init(palmld_pcmcia_init);
+module_exit(palmld_pcmcia_exit);
+
+MODULE_AUTHOR("Alex Osborne <ato@meshy.org>,"
+	    " Marek Vasut <marek.vasut@gmail.com>");
+MODULE_DESCRIPTION("PCMCIA support for Palm LifeDrive");
+MODULE_ALIAS("platform:pxa2xx-pcmcia");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pcmcia/pxa2xx_trizeps4.c b/drivers/pcmcia/pxa2xx_trizeps4.c
new file mode 100644
index 000000000000..36c7a0b324d2
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_trizeps4.c
@@ -0,0 +1,256 @@
+/*
+ * linux/drivers/pcmcia/pxa2xx_trizeps4.c
+ *
+ * TRIZEPS PCMCIA specific routines.
+ *
+ * Author:	Jürgen Schindele
+ * Created:	20 02, 2006
+ * Copyright:	Jürgen Schindele
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/pxa-regs.h>
+#include <mach/trizeps4.h>
+
+#include "soc_common.h"
+
+extern void board_pcmcia_power(int power);
+
+static struct pcmcia_irqs irqs[] = {
+	{ 0, IRQ_GPIO(GPIO_PCD), "cs0_cd" }
+	/* on other baseboards we can have more inputs */
+};
+
+static int trizeps_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+	int ret, i;
+	/* we dont have voltage/card/ready detection
+	 * so we dont need interrupts for it
+	 */
+	switch (skt->nr) {
+	case 0:
+		if (gpio_request(GPIO_PRDY, "cf_irq") < 0) {
+			pr_err("%s: sock %d unable to request gpio %d\n", __func__,
+				skt->nr, GPIO_PRDY);
+			return -EBUSY;
+		}
+		if (gpio_direction_input(GPIO_PRDY) < 0) {
+			pr_err("%s: sock %d unable to set input gpio %d\n", __func__,
+				skt->nr, GPIO_PRDY);
+			gpio_free(GPIO_PRDY);
+			return -EINVAL;
+		}
+		skt->irq = IRQ_GPIO(GPIO_PRDY);
+		break;
+
+#ifndef CONFIG_MACH_TRIZEPS_CONXS
+	case 1:
+#endif
+	default:
+		break;
+	}
+	/* release the reset of this card */
+	pr_debug("%s: sock %d irq %d\n", __func__, skt->nr, skt->irq);
+
+	/* supplementory irqs for the socket */
+	for (i = 0; i < ARRAY_SIZE(irqs); i++) {
+		if (irqs[i].sock != skt->nr)
+			continue;
+		if (gpio_request(IRQ_TO_GPIO(irqs[i].irq), irqs[i].str) < 0) {
+			pr_err("%s: sock %d unable to request gpio %d\n",
+				__func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq));
+			ret = -EBUSY;
+			goto error;
+		}
+		if (gpio_direction_input(IRQ_TO_GPIO(irqs[i].irq)) < 0) {
+			pr_err("%s: sock %d unable to set input gpio %d\n",
+				__func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq));
+			ret = -EINVAL;
+			goto error;
+		}
+	}
+	return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
+
+error:
+	for (; i >= 0; i--) {
+		gpio_free(IRQ_TO_GPIO(irqs[i].irq));
+	}
+	return (ret);
+}
+
+static void trizeps_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
+{
+	int i;
+	/* free allocated gpio's */
+	gpio_free(GPIO_PRDY);
+	for (i = 0; i < ARRAY_SIZE(irqs); i++)
+		gpio_free(IRQ_TO_GPIO(irqs[i].irq));
+}
+
+static unsigned long trizeps_pcmcia_status[2];
+
+static void trizeps_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+				struct pcmcia_state *state)
+{
+	unsigned short status = 0, change;
+	status = CFSR_readw();
+	change = (status ^ trizeps_pcmcia_status[skt->nr]) &
+				ConXS_CFSR_BVD_MASK;
+	if (change) {
+		trizeps_pcmcia_status[skt->nr] = status;
+		if (status & ConXS_CFSR_BVD1) {
+			/* enable_irq empty */
+		} else {
+			/* disable_irq empty */
+		}
+	}
+
+	switch (skt->nr) {
+	case 0:
+		/* just fill in fix states */
+		state->detect = gpio_get_value(GPIO_PCD) ? 0 : 1;
+		state->ready  = gpio_get_value(GPIO_PRDY) ? 1 : 0;
+		state->bvd1   = (status & ConXS_CFSR_BVD1) ? 1 : 0;
+		state->bvd2   = (status & ConXS_CFSR_BVD2) ? 1 : 0;
+		state->vs_3v  = (status & ConXS_CFSR_VS1) ? 0 : 1;
+		state->vs_Xv  = (status & ConXS_CFSR_VS2) ? 0 : 1;
+		state->wrprot = 0;	/* not available */
+		break;
+
+#ifndef CONFIG_MACH_TRIZEPS_CONXS
+	/* on ConXS we only have one slot. Second is inactive */
+	case 1:
+		state->detect = 0;
+		state->ready  = 0;
+		state->bvd1   = 0;
+		state->bvd2   = 0;
+		state->vs_3v  = 0;
+		state->vs_Xv  = 0;
+		state->wrprot = 0;
+		break;
+
+#endif
+	}
+}
+
+static int trizeps_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+				const socket_state_t *state)
+{
+	int ret = 0;
+	unsigned short power = 0;
+
+	/* we do nothing here just check a bit */
+	switch (state->Vcc) {
+	case 0:  power &= 0xfc; break;
+	case 33: power |= ConXS_BCR_S0_VCC_3V3; break;
+	case 50:
+		pr_err("%s(): Vcc 5V not supported in socket\n", __func__);
+		break;
+	default:
+		pr_err("%s(): bad Vcc %u\n", __func__, state->Vcc);
+		ret = -1;
+	}
+
+	switch (state->Vpp) {
+	case 0:  power &= 0xf3; break;
+	case 33: power |= ConXS_BCR_S0_VPP_3V3; break;
+	case 120:
+		pr_err("%s(): Vpp 12V not supported in socket\n", __func__);
+		break;
+	default:
+		if (state->Vpp != state->Vcc) {
+			pr_err("%s(): bad Vpp %u\n", __func__, state->Vpp);
+			ret = -1;
+		}
+	}
+
+	switch (skt->nr) {
+	case 0:			 /* we only have 3.3V */
+		board_pcmcia_power(power);
+		break;
+
+#ifndef CONFIG_MACH_TRIZEPS_CONXS
+	/* on ConXS we only have one slot. Second is inactive */
+	case 1:
+#endif
+	default:
+		break;
+	}
+
+	return ret;
+}
+
+static void trizeps_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+	/* default is on */
+	board_pcmcia_power(0x9);
+}
+
+static void trizeps_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+	board_pcmcia_power(0x0);
+}
+
+static struct pcmcia_low_level trizeps_pcmcia_ops = {
+	.owner			= THIS_MODULE,
+	.hw_init		= trizeps_pcmcia_hw_init,
+	.hw_shutdown		= trizeps_pcmcia_hw_shutdown,
+	.socket_state		= trizeps_pcmcia_socket_state,
+	.configure_socket	= trizeps_pcmcia_configure_socket,
+	.socket_init		= trizeps_pcmcia_socket_init,
+	.socket_suspend		= trizeps_pcmcia_socket_suspend,
+#ifdef CONFIG_MACH_TRIZEPS_CONXS
+	.nr			= 1,
+#else
+	.nr			= 2,
+#endif
+	.first			= 0,
+};
+
+static struct platform_device *trizeps_pcmcia_device;
+
+static int __init trizeps_pcmcia_init(void)
+{
+	int ret;
+
+	trizeps_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+	if (!trizeps_pcmcia_device)
+		return -ENOMEM;
+
+	ret = platform_device_add_data(trizeps_pcmcia_device,
+			&trizeps_pcmcia_ops, sizeof(trizeps_pcmcia_ops));
+
+	if (ret == 0)
+		ret = platform_device_add(trizeps_pcmcia_device);
+
+	if (ret)
+		platform_device_put(trizeps_pcmcia_device);
+
+	return ret;
+}
+
+static void __exit trizeps_pcmcia_exit(void)
+{
+	platform_device_unregister(trizeps_pcmcia_device);
+}
+
+fs_initcall(trizeps_pcmcia_init);
+module_exit(trizeps_pcmcia_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Juergen Schindele");
+MODULE_ALIAS("platform:pxa2xx-pcmcia");
diff --git a/drivers/pcmcia/pxa2xx_viper.c b/drivers/pcmcia/pxa2xx_viper.c
new file mode 100644
index 000000000000..dd10481be7bf
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_viper.c
@@ -0,0 +1,179 @@
+/*
+ * VIPER PCMCIA support
+ *   Copyright 2004 Arcom Control Systems
+ *
+ * Maintained by Marc Zyngier <maz@misterjones.org>
+ * 			      <marc.zyngier@altran.com>
+ *
+ * Based on:
+ *   iPAQ h2200 PCMCIA support
+ *   Copyright 2004 Koen Kooi <koen@vestingbar.nl>
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+#include <pcmcia/ss.h>
+
+#include <asm/irq.h>
+
+#include <mach/pxa-regs.h>
+#include <mach/viper.h>
+#include <asm/mach-types.h>
+
+#include "soc_common.h"
+#include "pxa2xx_base.h"
+
+static struct pcmcia_irqs irqs[] = {
+	{ 0, gpio_to_irq(VIPER_CF_CD_GPIO),  "PCMCIA_CD" }
+};
+
+static int viper_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+	unsigned long flags;
+
+	skt->irq = gpio_to_irq(VIPER_CF_RDY_GPIO);
+
+	if (gpio_request(VIPER_CF_CD_GPIO, "CF detect"))
+		goto err_request_cd;
+
+	if (gpio_request(VIPER_CF_RDY_GPIO, "CF ready"))
+		goto err_request_rdy;
+
+	if (gpio_request(VIPER_CF_POWER_GPIO, "CF power"))
+		goto err_request_pwr;
+
+	local_irq_save(flags);
+
+	/* GPIO 82 is the CF power enable line. initially off */
+	if (gpio_direction_output(VIPER_CF_POWER_GPIO, 0) ||
+	    gpio_direction_input(VIPER_CF_CD_GPIO) ||
+	    gpio_direction_input(VIPER_CF_RDY_GPIO)) {
+		local_irq_restore(flags);
+		goto err_dir;
+	}
+
+	local_irq_restore(flags);
+
+	return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
+
+err_dir:
+	gpio_free(VIPER_CF_POWER_GPIO);
+err_request_pwr:
+	gpio_free(VIPER_CF_RDY_GPIO);
+err_request_rdy:
+	gpio_free(VIPER_CF_CD_GPIO);
+err_request_cd:
+	printk(KERN_ERR "viper: Failed to setup PCMCIA GPIOs\n");
+	return -1;
+}
+
+/*
+ * Release all resources.
+ */
+static void viper_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
+{
+	soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
+	gpio_free(VIPER_CF_POWER_GPIO);
+	gpio_free(VIPER_CF_RDY_GPIO);
+	gpio_free(VIPER_CF_CD_GPIO);
+}
+
+static void viper_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+				      struct pcmcia_state *state)
+{
+	state->detect = gpio_get_value(VIPER_CF_CD_GPIO) ? 0 : 1;
+	state->ready  = gpio_get_value(VIPER_CF_RDY_GPIO) ? 1 : 0;
+	state->bvd1   = 1;
+	state->bvd2   = 1;
+	state->wrprot = 0;
+	state->vs_3v  = 1; /* Can only apply 3.3V */
+	state->vs_Xv  = 0;
+}
+
+static int viper_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+					 const socket_state_t *state)
+{
+	/* Silently ignore Vpp, output enable, speaker enable. */
+	viper_cf_rst(state->flags & SS_RESET);
+
+	/* Apply socket voltage */
+	switch (state->Vcc) {
+	case 0:
+		gpio_set_value(VIPER_CF_POWER_GPIO, 0);
+		break;
+	case 33:
+		gpio_set_value(VIPER_CF_POWER_GPIO, 1);
+		break;
+	default:
+		printk(KERN_ERR "%s: Unsupported Vcc:%d\n",
+		       __func__, state->Vcc);
+		return -1;
+	}
+
+	return 0;
+}
+
+static void viper_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+}
+
+static void viper_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+}
+
+static struct pcmcia_low_level viper_pcmcia_ops __initdata = {
+	.owner          	= THIS_MODULE,
+	.hw_init        	= viper_pcmcia_hw_init,
+	.hw_shutdown		= viper_pcmcia_hw_shutdown,
+	.socket_state		= viper_pcmcia_socket_state,
+	.configure_socket	= viper_pcmcia_configure_socket,
+	.socket_init		= viper_pcmcia_socket_init,
+	.socket_suspend		= viper_pcmcia_socket_suspend,
+	.nr         		= 1,
+};
+
+static struct platform_device *viper_pcmcia_device;
+
+static int __init viper_pcmcia_init(void)
+{
+	int ret;
+
+	if (!machine_is_viper())
+		return -ENODEV;
+
+	viper_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+	if (!viper_pcmcia_device)
+		return -ENOMEM;
+
+	ret = platform_device_add_data(viper_pcmcia_device,
+				       &viper_pcmcia_ops,
+				       sizeof(viper_pcmcia_ops));
+
+	if (!ret)
+		ret = platform_device_add(viper_pcmcia_device);
+
+	if (ret)
+		platform_device_put(viper_pcmcia_device);
+
+	return ret;
+}
+
+static void __exit viper_pcmcia_exit(void)
+{
+	platform_device_unregister(viper_pcmcia_device);
+}
+
+module_init(viper_pcmcia_init);
+module_exit(viper_pcmcia_exit);
+
+MODULE_LICENSE("GPL");