* Patch by Stephen Williams, 01 Apr 2004:

  Add support for Picture Elements JSE board

* Patch by Christian Pell, 01 Apr 2004:
  Add CompactFlash support for PXA systems.

2 files changed, 164 insertions, 16 deletions

diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index aad6127..baab871 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -782,15 +782,17 @@ set_pcmcia_timing (int pmode)
 
 /* ------------------------------------------------------------------------- */
 
-#ifdef __PPC__
+#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
 static void __inline__
 ide_outb(int dev, int port, unsigned char val)
 {
-	PRINTF ("ide_outb (dev= %d, port= %d, val= 0x%02x) : @ 0x%08lx\n",
+	PRINTF ("ide_outb (dev= %d, port= 0x%x, val= 0x%02x) : @ 0x%08lx\n",
 		dev, port, val, (ATA_CURR_BASE(dev)+port));
 
 	/* Ensure I/O operations complete */
+#ifdef __PPC__
 	__asm__ volatile("eieio");
+#endif
 	*((uchar *)(ATA_CURR_BASE(dev)+port)) = val;
 }
 #else	/* ! __PPC__ */
@@ -802,15 +804,17 @@ ide_outb(int dev, int port, unsigned char val)
 #endif	/* __PPC__ */
 
 
-#ifdef __PPC__
+#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
 static unsigned char __inline__
 ide_inb(int dev, int port)
 {
 	uchar val;
 	/* Ensure I/O operations complete */
+#ifdef __PPC__
 	__asm__ volatile("eieio");
+#endif
 	val = *((uchar *)(ATA_CURR_BASE(dev)+port));
-	PRINTF ("ide_inb (dev= %d, port= %d) : @ 0x%08lx -> 0x%02x\n",
+	PRINTF ("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n",
 		dev, port, (ATA_CURR_BASE(dev)+port), val);
 	return (val);
 }
@@ -856,6 +860,8 @@ input_swap_data(int dev, ulong *sect_buf, int words)
 	volatile ushort	*pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
 	ushort	*dbuf = (ushort *)sect_buf;
 
+	PRINTF("in input swap data base for read is %lx\n", (unsigned long) pbuf);
+
 	while (words--) {
 		*dbuf++ = ld_le16(pbuf);
 		*dbuf++ = ld_le16(pbuf);
@@ -878,7 +884,7 @@ input_swap_data(int dev, ulong *sect_buf, int words)
 #endif	/* __LITTLE_ENDIAN || CONFIG_AU1X00 */
 
 
-#ifdef __PPC__
+#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
 static void
 output_data(int dev, ulong *sect_buf, int words)
 {
@@ -889,9 +895,13 @@ output_data(int dev, ulong *sect_buf, int words)
 	pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
 	dbuf = (ushort *)sect_buf;
 	while (words--) {
+#ifdef __PPC__
 		__asm__ volatile ("eieio");
+#endif
 		*pbuf = *dbuf++;
+#ifdef __PPC__
 		__asm__ volatile ("eieio");
+#endif
 		*pbuf = *dbuf++;
 	}
 #else	/* CONFIG_HMI10 */
@@ -922,7 +932,7 @@ output_data(int dev, ulong *sect_buf, int words)
 }
 #endif	/* __PPC__ */
 
-#ifdef __PPC__
+#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
 static void
 input_data(int dev, ulong *sect_buf, int words)
 {
@@ -932,10 +942,17 @@ input_data(int dev, ulong *sect_buf, int words)
 
 	pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
 	dbuf = (ushort *)sect_buf;
+
+	PRINTF("in input data base for read is %lx\n", (unsigned long) pbuf);
+
 	while (words--) {
+#ifdef __PPC__
 		__asm__ volatile ("eieio");
+#endif
 		*dbuf++ = *pbuf;
+#ifdef __PPC__
 		__asm__ volatile ("eieio");
+#endif
 		*dbuf++ = *pbuf;
 	}
 #else	/* CONFIG_HMI10 */
@@ -1576,7 +1593,7 @@ static void ide_led (uchar led, uchar status)
 #define AT_PRINTF(fmt,args...)
 #endif
 
-#ifdef __PPC__
+#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
 /* since ATAPI may use commands with not 4 bytes alligned length
  * we have our own transfer functions, 2 bytes alligned */
 static void
@@ -1588,8 +1605,13 @@ output_data_shorts(int dev, ushort *sect_buf, int shorts)
 
 	pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
 	dbuf = (ushort *)sect_buf;
+
+	PRINTF("in output data shorts base for read is %lx\n", (unsigned long) pbuf);
+
 	while (shorts--) {
+#ifdef __PPC__
 		__asm__ volatile ("eieio");
+#endif
 		*pbuf = *dbuf++;
 	}
 #else	/* CONFIG_HMI10 */
@@ -1617,8 +1639,13 @@ input_data_shorts(int dev, ushort *sect_buf, int shorts)
 
 	pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
 	dbuf = (ushort *)sect_buf;
+
+	PRINTF("in input data shorts base for read is %lx\n", (unsigned long) pbuf);
+
 	while (shorts--) {
+#ifdef __PPC__
 		__asm__ volatile ("eieio");
+#endif
 		*dbuf++ = *pbuf;
 	}
 #else	/* CONFIG_HMI10 */
diff --git a/common/cmd_pcmcia.c b/common/cmd_pcmcia.c
index b7e57bf..47632e7 100644
--- a/common/cmd_pcmcia.c
+++ b/common/cmd_pcmcia.c
@@ -63,6 +63,9 @@
 #if defined(CONFIG_LWMON)
 #include <i2c.h>
 #endif
+#ifdef CONFIG_PXA_PCMCIA
+#include <asm/arch/pxa-regs.h>
+#endif
 
 #if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) || \
     ((CONFIG_COMMANDS & CFG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD))
@@ -86,7 +89,7 @@ static int  hardware_disable(int slot);
 static int  hardware_enable (int slot);
 static int  voltage_set(int slot, int vcc, int vpp);
 
-#ifndef	CONFIG_I82365
+#if (! defined(CONFIG_I82365)) && (! defined(CONFIG_PXA_PCMCIA))
 static u_int m8xx_get_graycode(u_int size);
 #endif	/* CONFIG_I82365 */
 #if 0
@@ -95,6 +98,8 @@ static u_int m8xx_get_speed(u_int ns, u_int is_io);
 
 /* -------------------------------------------------------------------- */
 
+#ifndef CONFIG_PXA_PCMCIA
+
 /* look up table for pgcrx registers */
 
 static u_int *pcmcia_pgcrx[2] = {
@@ -106,13 +111,15 @@ static u_int *pcmcia_pgcrx[2] = {
 
 #endif /* CONFIG_I82365 */
 
-#ifdef CONFIG_IDE_8xx_PCCARD
+#if defined(CONFIG_IDE_8xx_PCCARD)  || defined(CONFIG_PXA_PCMCIA)
 static void print_funcid (int func);
 static void print_fixed  (volatile uchar *p);
 static int  identify     (volatile uchar *p);
 static int  check_ide_device (int slot);
 #endif	/* CONFIG_IDE_8xx_PCCARD */
 
+#endif
+
 const char *indent = "\t   ";
 
 /* -------------------------------------------------------------------- */
@@ -151,8 +158,7 @@ int pcmcia_on (void)
 
 	rc = i82365_init();
 
-	if (rc == 0)
-	{
+	if (rc == 0) {
 		rc = check_ide_device(0);
 	}
 
@@ -160,6 +166,8 @@ int pcmcia_on (void)
 }
 #else
 
+#ifndef CONFIG_PXA_PCMCIA
+
 #ifdef CONFIG_HMI10
 # define  HMI10_FRAM_TIMING	(PCMCIA_SHT(2) | PCMCIA_SST(2) | PCMCIA_SL(4))
 #endif
@@ -280,8 +288,108 @@ int pcmcia_on (void)
 	}
 	return (rc);
 }
+
+#endif / CONFIG_PXA_PCMCIA */
+
 #endif /* CONFIG_I82365 */
 
+#ifdef CONFIG_PXA_PCMCIA
+
+static int hardware_enable (int slot)
+{
+	return 0;	/* No hardware to enable */
+}
+
+static int hardware_disable(int slot)
+{
+	return 0;	/* No hardware to disable */
+}
+
+static int voltage_set(int slot, int vcc, int vpp)
+{
+	return 0;
+}
+
+void msWait(unsigned msVal)
+{
+	udelay(msVal*1000);
+}
+
+int pcmcia_on (void)
+{
+	unsigned int reg_arr[] = {
+		0x48000028, CFG_MCMEM0_VAL,
+		0x4800002c, CFG_MCMEM1_VAL,
+		0x48000030, CFG_MCATT0_VAL,
+		0x48000034, CFG_MCATT1_VAL,
+		0x48000038, CFG_MCIO0_VAL,
+		0x4800003c, CFG_MCIO1_VAL,
+
+		0, 0
+	};
+	int i, rc;
+
+#ifdef CONFIG_EXADRON1
+	int cardDetect;
+	volatile unsigned int *v_pBCRReg =
+		(volatile unsigned int *) 0x08000000;
+#endif
+
+	debug ("%s\n", __FUNCTION__);
+
+	i = 0;
+	while (reg_arr[i])
+		*((volatile unsigned int *) reg_arr[i++]) |= reg_arr[i++];
+	udelay (1000);
+
+	debug ("%s: programmed mem controller \n", __FUNCTION__);
+
+#ifdef CONFIG_EXADRON1
+
+/*define useful BCR masks */
+#define BCR_CF_INIT_VAL  		    0x00007230
+#define BCR_CF_PWRON_BUSOFF_RESETOFF_VAL    0x00007231
+#define BCR_CF_PWRON_BUSOFF_RESETON_VAL     0x00007233
+#define BCR_CF_PWRON_BUSON_RESETON_VAL      0x00007213
+#define BCR_CF_PWRON_BUSON_RESETOFF_VAL     0x00007211
+
+	/* we see from the GPIO bit if the card is present */
+	cardDetect = !(GPLR0 & GPIO_bit (14));
+
+	if (cardDetect) {
+		printf ("No PCMCIA card found!\n");
+	}
+
+	/* reset the card via the BCR line */
+	*v_pBCRReg = (unsigned) BCR_CF_INIT_VAL;
+	msWait (500);
+
+	*v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSOFF_RESETOFF_VAL;
+	msWait (500);
+
+	*v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSOFF_RESETON_VAL;
+	msWait (500);
+
+	*v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSON_RESETON_VAL;
+	msWait (500);
+
+	*v_pBCRReg = (unsigned) BCR_CF_PWRON_BUSON_RESETOFF_VAL;
+	msWait (1500);
+
+	/* enable address bus */
+	GPCR1 = 0x01;
+	/* and the first CF slot */
+	MECR = 0x00000002;
+
+#endif /* EXADRON 1 */
+
+	rc = check_ide_device (0);	/* use just slot 0 */
+
+	return rc;
+}
+
+#endif /* CONFIG_PXA_PCMCIA */
+
 /* -------------------------------------------------------------------- */
 
 #if (CONFIG_COMMANDS & CFG_CMD_PCMCIA)
@@ -296,6 +404,9 @@ static int pcmcia_off (void)
 	return 0;
 }
 #else
+
+#ifndef CONFIG_PXA_PCMCIA
+
 static int pcmcia_off (void)
 {
 	int i;
@@ -327,13 +438,23 @@ static int pcmcia_off (void)
 	hardware_disable(_slot_);
 	return 0;
 }
+
+#endif /* CONFIG_PXA_PCMCIA */
+
 #endif /* CONFIG_I82365 */
 
+#ifdef CONFIG_PXA_PCMCIA
+static int pcmcia_off (void)
+{
+	return 0;
+}
+#endif
+
 #endif	/* CFG_CMD_PCMCIA */
 
 /* -------------------------------------------------------------------- */
 
-#ifdef CONFIG_IDE_8xx_PCCARD
+#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA)
 
 #define	MAX_TUPEL_SZ	512
 #define MAX_FEATURES	4
@@ -2370,7 +2491,7 @@ static const u_int m8xx_size_to_gray[M8XX_SIZES_NO] =
 
 /* -------------------------------------------------------------------- */
 
-#ifndef	CONFIG_I82365
+#if ( ! defined(CONFIG_I82365) && ! defined(CONFIG_PXA_PCMCIA) )
 
 static u_int m8xx_get_graycode(u_int size)
 {
@@ -2444,7 +2565,7 @@ static u_int m8xx_get_speed(u_int ns, u_int is_io)
 
 /* -------------------------------------------------------------------- */
 
-#ifdef CONFIG_IDE_8xx_PCCARD
+#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA)
 static void print_funcid (int func)
 {
 	puts (indent);
@@ -2486,7 +2607,7 @@ static void print_funcid (int func)
 
 /* -------------------------------------------------------------------- */
 
-#ifdef CONFIG_IDE_8xx_PCCARD
+#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA)
 static void print_fixed (volatile uchar *p)
 {
 	if (p == NULL)
@@ -2544,7 +2665,7 @@ static void print_fixed (volatile uchar *p)
 
 /* -------------------------------------------------------------------- */
 
-#ifdef CONFIG_IDE_8xx_PCCARD
+#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_PXA_PCMCIA)
 
 #define MAX_IDENT_CHARS		64
 #define	MAX_IDENT_FIELDS	4