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Diffstat (limited to 'packages/linux/linux-2.6.23/cm-x270/0005-cm-x270-pcmcia.patch')
-rw-r--r--packages/linux/linux-2.6.23/cm-x270/0005-cm-x270-pcmcia.patch228
1 files changed, 228 insertions, 0 deletions
diff --git a/packages/linux/linux-2.6.23/cm-x270/0005-cm-x270-pcmcia.patch b/packages/linux/linux-2.6.23/cm-x270/0005-cm-x270-pcmcia.patch
new file mode 100644
index 0000000000..e1653063fd
--- /dev/null
+++ b/packages/linux/linux-2.6.23/cm-x270/0005-cm-x270-pcmcia.patch
@@ -0,0 +1,228 @@
+From 3066303d1e7d8e847de2e46cf3ed04a103715e17 Mon Sep 17 00:00:00 2001
+From: Cliff Brake <cbrake@happy.dev.bec-systems.com>
+Date: Fri, 20 Jul 2007 19:01:27 -0400
+Subject: [PATCH] cm-x270-pcmcia
+
+---
+ drivers/pcmcia/Makefile | 1 +
+ drivers/pcmcia/pxa2xx_cm_x270.c | 198 +++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 199 insertions(+), 0 deletions(-)
+ create mode 100644 drivers/pcmcia/pxa2xx_cm_x270.c
+
+diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
+index 4276965..353d5b7 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 0000000..25e369f
+--- /dev/null
++++ b/drivers/pcmcia/pxa2xx_cm_x270.c
+@@ -0,0 +1,198 @@
++/*
++ * linux/drivers/pcmcia/pxa/pxa_armcore.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
++ *
++ */
++
++#include <linux/kernel.h>
++#include <linux/sched.h>
++#include <linux/platform_device.h>
++#include <linux/irq.h>
++
++#include <pcmcia/ss.h>
++#include <asm/delay.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)
++{
++ int return_val=0;
++
++ 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); /* REVISIT: s/b dependent on num sockets (on ATX base not routed)*/
++ pxa_gpio_mode(GPIO55_nPREG_MD);
++ pxa_gpio_mode(GPIO56_nPWAIT_MD);
++ pxa_gpio_mode(GPIO57_nIOIS16_MD);
++
++ // Reset signal
++ GPDR(GPIO53_nPCE_2) |= GPIO_bit(GPIO53_nPCE_2);
++ GPCR(GPIO53_nPCE_2) = GPIO_bit(GPIO53_nPCE_2);
++
++ GPDR(IRQ_TO_GPIO(PCMCIA_S0_CD_VALID)) &= ~GPIO_bit(IRQ_TO_GPIO(PCMCIA_S0_CD_VALID));
++ GPDR(IRQ_TO_GPIO(PCMCIA_S1_CD_VALID)) &= ~GPIO_bit(IRQ_TO_GPIO(PCMCIA_S1_CD_VALID));
++
++ 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:
++ GPDR(IRQ_TO_GPIO(PCMCIA_S0_RDYINT)) &= ~GPIO_bit(IRQ_TO_GPIO(PCMCIA_S0_RDYINT));
++ GPDR(IRQ_TO_GPIO(PCMCIA_S1_RDYINT)) &= ~GPIO_bit(IRQ_TO_GPIO(PCMCIA_S1_RDYINT));
++
++ 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_val = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
++
++ return return_val;
++}
++
++
++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);
++ //pxa_gpio_mode(GPIO79_pSKTSEL_MD | GPIO_OUT); /* For 2-socket mode */
++
++ switch(skt->nr){
++ case 0:
++ if(state->flags & SS_RESET) {
++ //GPCR(GPIO79_pSKTSEL) = GPIO_bit(GPIO79_pSKTSEL); /* For 2-socket mode */
++ //udelay(1);
++ 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(GPIO79_pSKTSEL) = GPIO_bit(GPIO79_pSKTSEL); /* For 2-socket mode */
++ //udelay(1);
++ 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);
++ //pxa_gpio_mode(GPIO79_pSKTSEL_MD); /* For 2-socket mode */
++
++
++ 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 ("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");
+--
+1.5.2.5
+
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