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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2007-10-15 18:55:44 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-10-15 18:56:02 +0100
commit0181b61a988424b5cc44fe09e6968142359c815e (patch)
tree2575ee900a39ffaa169ad5aeb8aa6ddee11cfbe5 /drivers/pcmcia
parent92633b72d18ca4f25de1f28e436a882159491e7e (diff)
parent87944f3361fc033b73617aa663135c6e468957a7 (diff)
Merge branch 'pxa' into devel
Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/Makefile1
-rw-r--r--drivers/pcmcia/pxa2xx_cm_x270.c175
-rw-r--r--drivers/pcmcia/pxa2xx_lubbock.c31
-rw-r--r--drivers/pcmcia/pxa2xx_mainstone.c18
4 files changed, 177 insertions, 48 deletions
diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
index 4276965517f2..dc7a4cb5d270 100644
--- a/drivers/pcmcia/Makefile
+++ b/drivers/pcmcia/Makefile
@@ -69,4 +69,5 @@ 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
diff --git a/drivers/pcmcia/pxa2xx_cm_x270.c b/drivers/pcmcia/pxa2xx_cm_x270.c
new file mode 100644
index 000000000000..fbf2f3a6984c
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_cm_x270.c
@@ -0,0 +1,175 @@
+/*
+ * linux/drivers/pcmcia/pxa/pxa_cm_x270.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
+ * Mike Rapoport <mike@compulab.co.il>
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/delay.h>
+
+#include <pcmcia/ss.h>
+#include <asm/hardware.h>
+
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/cm-x270.h>
+
+#include "soc_common.h"
+
+static struct pcmcia_irqs irqs[] = {
+ { 0, PCMCIA_S0_CD_VALID, "PCMCIA0 CD" },
+ { 1, PCMCIA_S1_CD_VALID, "PCMCIA1 CD" },
+};
+
+static int cmx270_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+ GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
+ GPIO_bit(GPIO49_nPWE) |
+ GPIO_bit(GPIO50_nPIOR) |
+ GPIO_bit(GPIO51_nPIOW) |
+ GPIO_bit(GPIO85_nPCE_1) |
+ GPIO_bit(GPIO54_nPCE_2);
+
+ pxa_gpio_mode(GPIO48_nPOE_MD);
+ pxa_gpio_mode(GPIO49_nPWE_MD);
+ pxa_gpio_mode(GPIO50_nPIOR_MD);
+ pxa_gpio_mode(GPIO51_nPIOW_MD);
+ pxa_gpio_mode(GPIO85_nPCE_1_MD);
+ pxa_gpio_mode(GPIO54_nPCE_2_MD);
+ pxa_gpio_mode(GPIO55_nPREG_MD);
+ pxa_gpio_mode(GPIO56_nPWAIT_MD);
+ pxa_gpio_mode(GPIO57_nIOIS16_MD);
+
+ /* Reset signal */
+ pxa_gpio_mode(GPIO53_nPCE_2 | GPIO_OUT);
+ GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
+
+ set_irq_type(PCMCIA_S0_CD_VALID, IRQ_TYPE_EDGE_BOTH);
+ set_irq_type(PCMCIA_S1_CD_VALID, IRQ_TYPE_EDGE_BOTH);
+
+ /* irq's for slots: */
+ set_irq_type(PCMCIA_S0_RDYINT, IRQ_TYPE_EDGE_FALLING);
+ set_irq_type(PCMCIA_S1_RDYINT, IRQ_TYPE_EDGE_FALLING);
+
+ skt->irq = (skt->nr == 0) ? PCMCIA_S0_RDYINT : PCMCIA_S1_RDYINT;
+ return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
+}
+
+static void cmx270_pcmcia_shutdown(struct soc_pcmcia_socket *skt)
+{
+ soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
+
+ set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_CD_VALID), IRQ_TYPE_NONE);
+ set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_CD_VALID), IRQ_TYPE_NONE);
+
+ set_irq_type(IRQ_TO_GPIO(PCMCIA_S0_RDYINT), IRQ_TYPE_NONE);
+ set_irq_type(IRQ_TO_GPIO(PCMCIA_S1_RDYINT), IRQ_TYPE_NONE);
+}
+
+
+static void cmx270_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+ struct pcmcia_state *state)
+{
+ state->detect = (PCC_DETECT(skt->nr) == 0) ? 1 : 0;
+ state->ready = (PCC_READY(skt->nr) == 0) ? 0 : 1;
+ state->bvd1 = 1;
+ state->bvd2 = 1;
+ state->vs_3v = 0;
+ state->vs_Xv = 0;
+ state->wrprot = 0; /* not available */
+}
+
+
+static int cmx270_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+ const socket_state_t *state)
+{
+ GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
+ pxa_gpio_mode(GPIO49_nPWE | GPIO_OUT);
+
+ switch (skt->nr) {
+ case 0:
+ if (state->flags & SS_RESET) {
+ GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
+ GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
+ udelay(10);
+ GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
+ GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
+ }
+ break;
+ case 1:
+ if (state->flags & SS_RESET) {
+ GPCR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
+ GPSR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
+ udelay(10);
+ GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
+ GPSR(GPIO49_nPWE) = GPIO_bit(GPIO49_nPWE);
+ }
+ break;
+ }
+
+ pxa_gpio_mode(GPIO49_nPWE_MD);
+
+ return 0;
+}
+
+static void cmx270_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+}
+
+static void cmx270_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+}
+
+
+static struct pcmcia_low_level cmx270_pcmcia_ops = {
+ .owner = THIS_MODULE,
+ .hw_init = cmx270_pcmcia_hw_init,
+ .hw_shutdown = cmx270_pcmcia_shutdown,
+ .socket_state = cmx270_pcmcia_socket_state,
+ .configure_socket = cmx270_pcmcia_configure_socket,
+ .socket_init = cmx270_pcmcia_socket_init,
+ .socket_suspend = cmx270_pcmcia_socket_suspend,
+ .nr = 2,
+};
+
+static struct platform_device *cmx270_pcmcia_device;
+
+static int __init cmx270_pcmcia_init(void)
+{
+ int ret;
+
+ cmx270_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+
+ if (!cmx270_pcmcia_device)
+ return -ENOMEM;
+
+ cmx270_pcmcia_device->dev.platform_data = &cmx270_pcmcia_ops;
+
+ printk(KERN_INFO "Registering cm-x270 PCMCIA interface.\n");
+ ret = platform_device_add(cmx270_pcmcia_device);
+
+ if (ret)
+ platform_device_put(cmx270_pcmcia_device);
+
+ return ret;
+}
+
+static 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_lubbock.c b/drivers/pcmcia/pxa2xx_lubbock.c
index 5e9b9a3fd027..1510d6cde3e2 100644
--- a/drivers/pcmcia/pxa2xx_lubbock.c
+++ b/drivers/pcmcia/pxa2xx_lubbock.c
@@ -30,35 +30,6 @@
#include "sa1111_generic.h"
static int
-lubbock_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
-{
- /*
- * Setup default state of GPIO outputs
- * before we enable them as outputs.
- */
- GPSR(GPIO48_nPOE) =
- GPIO_bit(GPIO48_nPOE) |
- GPIO_bit(GPIO49_nPWE) |
- GPIO_bit(GPIO50_nPIOR) |
- GPIO_bit(GPIO51_nPIOW) |
- GPIO_bit(GPIO52_nPCE_1) |
- GPIO_bit(GPIO53_nPCE_2);
-
- pxa_gpio_mode(GPIO48_nPOE_MD);
- pxa_gpio_mode(GPIO49_nPWE_MD);
- pxa_gpio_mode(GPIO50_nPIOR_MD);
- pxa_gpio_mode(GPIO51_nPIOW_MD);
- pxa_gpio_mode(GPIO52_nPCE_1_MD);
- pxa_gpio_mode(GPIO53_nPCE_2_MD);
- pxa_gpio_mode(GPIO54_pSKTSEL_MD);
- pxa_gpio_mode(GPIO55_nPREG_MD);
- pxa_gpio_mode(GPIO56_nPWAIT_MD);
- pxa_gpio_mode(GPIO57_nIOIS16_MD);
-
- return sa1111_pcmcia_hw_init(skt);
-}
-
-static int
lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
const socket_state_t *state)
{
@@ -230,7 +201,7 @@ lubbock_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
static struct pcmcia_low_level lubbock_pcmcia_ops = {
.owner = THIS_MODULE,
- .hw_init = lubbock_pcmcia_hw_init,
+ .hw_init = sa1111_pcmcia_hw_init,
.hw_shutdown = sa1111_pcmcia_hw_shutdown,
.socket_state = sa1111_pcmcia_socket_state,
.configure_socket = lubbock_pcmcia_configure_socket,
diff --git a/drivers/pcmcia/pxa2xx_mainstone.c b/drivers/pcmcia/pxa2xx_mainstone.c
index 383107ba4bd3..36c671c5fb65 100644
--- a/drivers/pcmcia/pxa2xx_mainstone.c
+++ b/drivers/pcmcia/pxa2xx_mainstone.c
@@ -43,24 +43,6 @@ static int mst_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
* Setup default state of GPIO outputs
* before we enable them as outputs.
*/
- GPSR(GPIO48_nPOE) =
- GPIO_bit(GPIO48_nPOE) |
- GPIO_bit(GPIO49_nPWE) |
- GPIO_bit(GPIO50_nPIOR) |
- GPIO_bit(GPIO51_nPIOW) |
- GPIO_bit(GPIO85_nPCE_1) |
- GPIO_bit(GPIO54_nPCE_2);
-
- pxa_gpio_mode(GPIO48_nPOE_MD);
- pxa_gpio_mode(GPIO49_nPWE_MD);
- pxa_gpio_mode(GPIO50_nPIOR_MD);
- pxa_gpio_mode(GPIO51_nPIOW_MD);
- pxa_gpio_mode(GPIO85_nPCE_1_MD);
- pxa_gpio_mode(GPIO54_nPCE_2_MD);
- pxa_gpio_mode(GPIO79_pSKTSEL_MD);
- pxa_gpio_mode(GPIO55_nPREG_MD);
- pxa_gpio_mode(GPIO56_nPWAIT_MD);
- pxa_gpio_mode(GPIO57_nIOIS16_MD);
skt->irq = (skt->nr == 0) ? MAINSTONE_S0_IRQ : MAINSTONE_S1_IRQ;
return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));