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path: root/packages/linux/simpad/linux-2.6.24-SIMpad-pcmcia.patch
blob: 5560d674946079a9c263995afa08d2ba00b73454 (plain)
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diff -Nur linux-2.6.24.vanilla/drivers/pcmcia/cs.c linux-2.6.24/drivers/pcmcia/cs.c
--- linux-2.6.24.vanilla/drivers/pcmcia/cs.c	2008-01-24 23:58:37.000000000 +0100
+++ linux-2.6.24/drivers/pcmcia/cs.c	2008-02-22 20:53:06.000000000 +0100
@@ -10,6 +10,8 @@
  * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
  *
  * (C) 1999		David A. Hinds
+ *
+ * mrdata: -added suspend fix
  */
 
 #include <linux/module.h>
@@ -59,6 +61,10 @@
 INT_MODULE_PARM(unreset_delay,	10);		/* centiseconds */
 INT_MODULE_PARM(unreset_check,	10);		/* centiseconds */
 INT_MODULE_PARM(unreset_limit,	30);		/* unreset_check's */
+// INT_MODULE_PARM(unreset_delay,	20);		/* centiseconds */
+// INT_MODULE_PARM(unreset_check,	100);		/* centiseconds */
+// INT_MODULE_PARM(unreset_limit,	300);		/* unreset_check's */
+
 
 /* Access speed for attribute memory windows */
 INT_MODULE_PARM(cis_speed,	300);		/* ns */
@@ -366,6 +372,7 @@
 	skt->ops->set_socket(skt, &skt->socket);
 
 	msleep(unreset_delay * 10);
+	
 	for (i = 0; i < unreset_limit; i++) {
 		skt->ops->get_status(skt, &status);
 
@@ -434,7 +441,7 @@
 
 	msleep(initial_delay * 10);
 
-	for (i = 0; i < 100; i++) {
+	for (i = 0; i < 100; i++) {	
 		skt->ops->get_status(skt, &status);
 		if (!(status & SS_DETECT))
 			return CS_NO_CARD;
diff -Nur linux-2.6.24.vanilla/drivers/pcmcia/sa1100_generic.c linux-2.6.24/drivers/pcmcia/sa1100_generic.c
--- linux-2.6.24.vanilla/drivers/pcmcia/sa1100_generic.c	2008-01-24 23:58:37.000000000 +0100
+++ linux-2.6.24/drivers/pcmcia/sa1100_generic.c	2008-02-22 20:53:06.000000000 +0100
@@ -28,6 +28,9 @@
     the provisions above, a recipient may use your version of this
     file under either the MPL or the GPL.
     
+    2007 mrnice: added thesings changes from device_driver
+            to platform_driver - many thx to thesing
+
 ======================================================================*/
 
 #include <linux/module.h>
@@ -81,13 +84,15 @@
 	return ret;
 }
 
-static struct device_driver sa11x0_pcmcia_driver = {
-	.probe		= sa11x0_drv_pcmcia_probe,
-	.remove		= soc_common_drv_pcmcia_remove,
-	.name		= "sa11x0-pcmcia",
-	.bus		= &platform_bus_type,
-	.suspend 	= pcmcia_socket_dev_suspend,
-	.resume 	= pcmcia_socket_dev_resume,
+static struct platform_driver sa11x0_pcmcia_driver = {
+       .driver        = {
+              .name   = "sa11x0-pcmcia",
+              .probe = sa11x0_drv_pcmcia_probe,
+              .remove        = soc_common_drv_pcmcia_remove,
+              .suspend= pcmcia_socket_dev_suspend,
+              .resume        = pcmcia_socket_dev_resume,
+              //.bus = &platform_bus_type,
+       },
 };
 
 /* sa11x0_pcmcia_init()
@@ -100,7 +105,7 @@
  */
 static int __init sa11x0_pcmcia_init(void)
 {
-	return driver_register(&sa11x0_pcmcia_driver);
+        return platform_driver_register(&sa11x0_pcmcia_driver);
 }
 
 /* sa11x0_pcmcia_exit()
@@ -110,7 +115,7 @@
  */
 static void __exit sa11x0_pcmcia_exit(void)
 {
-	driver_unregister(&sa11x0_pcmcia_driver);
+        platform_driver_unregister(&sa11x0_pcmcia_driver);
 }
 
 MODULE_AUTHOR("John Dorsey <john+@cs.cmu.edu>");
diff -Nur linux-2.6.24.vanilla/drivers/pcmcia/sa1100_simpad.c linux-2.6.24/drivers/pcmcia/sa1100_simpad.c
--- linux-2.6.24.vanilla/drivers/pcmcia/sa1100_simpad.c	2008-01-24 23:58:37.000000000 +0100
+++ linux-2.6.24/drivers/pcmcia/sa1100_simpad.c	2008-02-22 20:53:32.000000000 +0100
@@ -8,13 +8,15 @@
 #include <linux/kernel.h>
 #include <linux/device.h>
 #include <linux/init.h>
+#include <linux/delay.h>
 
 #include <asm/hardware.h>
 #include <asm/mach-types.h>
 #include <asm/irq.h>
 #include <asm/arch/simpad.h>
 #include "sa1100_generic.h"
- 
+
+extern long get_cs3_ro(void); 
 extern long get_cs3_shadow(void);
 extern void set_cs3_bit(int value); 
 extern void clear_cs3_bit(int value);
@@ -25,8 +27,15 @@
 
 static int simpad_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
-
-	clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1);
+	clear_cs3_bit(VCC_3V_EN|VCC_5V_EN|EN0|EN1|PCMCIA_RESET);
+	
+	set_cs3_bit(PCMCIA_BUFF_DIS);
+	
+	msleep(10);
+	
+	clear_cs3_bit(PCMCIA_BUFF_DIS);
+	
+	msleep(5);
 
 	skt->irq = IRQ_GPIO_CF_IRQ;
 
@@ -38,7 +47,7 @@
 	soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
 
 	/* Disable CF bus: */
-	//set_cs3_bit(PCMCIA_BUFF_DIS);
+	set_cs3_bit(PCMCIA_BUFF_DIS);
 	clear_cs3_bit(PCMCIA_RESET);       
 }
 
@@ -47,21 +56,17 @@
 			   struct pcmcia_state *state)
 {
 	unsigned long levels = GPLR;
-	long cs3reg = get_cs3_shadow();
-
-	state->detect=((levels & GPIO_CF_CD)==0)?1:0;
-	state->ready=(levels & GPIO_CF_IRQ)?1:0;
-	state->bvd1=1; /* Not available on Simpad. */
-	state->bvd2=1; /* Not available on Simpad. */
-	state->wrprot=0; /* Not available on Simpad. */
-  
-	if((cs3reg & 0x0c) == 0x0c) {
-		state->vs_3v=0;
-		state->vs_Xv=0;
-	} else {
-		state->vs_3v=1;
-		state->vs_Xv=0;
-	}
+		
+	state->detect = ((levels & GPIO_CF_CD) == 0) ? 1 : 0 ;
+	state->ready  = (levels & GPIO_CF_IRQ) ? 1 : 0 ;
+
+	long cs3_ro_reg = get_cs3_ro();
+	
+	state->bvd1   = (cs3_ro_reg & PCMCIA_BVD1) ? 1 : 0 ; /* old: =1 Not available on Simpad. */
+	state->bvd2   = (cs3_ro_reg & PCMCIA_BVD2) ? 1 : 0 ; /* old: =1 Not available on Simpad. */
+	state->wrprot = 0 ;                                  /* Not available on Simpad. */  
+	state->vs_3v  = (cs3_ro_reg & PCMCIA_VS1) ? 0 : 1 ;
+	state->vs_Xv  = (cs3_ro_reg & PCMCIA_VS2) ? 0 : 1 ;
 }
 
 static int
@@ -95,7 +100,11 @@
 		local_irq_restore(flags);
 		return -1;
 	}
-
+	
+	if (state->flags & SS_RESET)
+		set_cs3_bit(PCMCIA_RESET);
+	else
+		clear_cs3_bit(PCMCIA_RESET);
 
 	local_irq_restore(flags);
 
@@ -104,6 +113,7 @@
 
 static void simpad_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
 {
+	clear_cs3_bit(PCMCIA_RESET);
 	soc_pcmcia_enable_irqs(skt, irqs, ARRAY_SIZE(irqs));
 }
 
diff -Nur linux-2.6.24.vanilla/drivers/pcmcia/soc_common.c linux-2.6.24/drivers/pcmcia/soc_common.c
--- linux-2.6.24.vanilla/drivers/pcmcia/soc_common.c	2008-01-24 23:58:37.000000000 +0100
+++ linux-2.6.24/drivers/pcmcia/soc_common.c	2008-02-22 20:53:06.000000000 +0100
@@ -747,7 +747,9 @@
 
 		add_timer(&skt->poll_timer);
 
-		device_create_file(&skt->socket.dev, &dev_attr_status);
+		ret = device_create_file(&skt->socket.dev, &dev_attr_status);
+		if (ret)
+			goto out_err_7;
 	}
 
 	dev_set_drvdata(dev, sinfo);