* Add support for ext2 filesystems and image timestamps to TQM5200 board

* Add reset code for Coral-P on INKA4x0 board

* Patch by Martin Krause, 28 Jun 2004:
  Update for TRAB board.

* Fix some missing "volatile"s in MPC5xxx FEC driver

CHANGELOG

@@ -2,6 +2,15 @@
 Changes for U-Boot 1.1.3:
 ======================================================================
 
+* Add support for ext2 filesystems and image timestamps to TQM5200 board
+
+* Add reset code for Coral-P on INKA4x0 board
+
+* Patch by Martin Krause, 28 Jun 2004:
+  Update for TRAB board.
+
+* Fix some missing "volatile"s in MPC5xxx FEC driver
+
 * Fix cirrus voltage detection (for CPC45)
 
 * Fix byteorder problem in usbboot and scsiboot commands.

README

@@ -1,5 +1,5 @@
 #
-# (C) Copyright 2000 - 2004
+# (C) Copyright 2000 - 2005
 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 #
 # See file CREDITS for list of people who contributed to this

board/inka4x0/inka4x0.c

@@ -177,6 +177,19 @@ void flash_preinit(void)
 	*(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
 }
 
+#define GPIO_PSC3_9     0x04000000UL
+
+int misc_init_f (void)
+{
+	/*
+	 * Reset Coral-P graphics controller
+	 */
+        *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC3_9;
+        *(vu_long *) MPC5XXX_WU_GPIO_DIR    |= GPIO_PSC3_9;
+        *(vu_long *) MPC5XXX_WU_GPIO_DATA   |= GPIO_PSC3_9;
+        return 0;
+}
+
 #ifdef  CONFIG_PCI
 static struct pci_controller hose;
 
@@ -187,5 +200,3 @@ void pci_init_board(void)
         pci_mpc5xxx_init(&hose);
 }
 #endif
-
-

board/trab/auto_update.c

@@ -416,6 +416,13 @@ au_update_eeprom(int idx)
 	int off;
 	uint32_t val;
 
+	/* special case for prepare.img */
+	if (idx == IDX_PREPARE) {
+		/* enable the power switch */
+		*CPLD_VFD_BK &= ~POWER_OFF;
+		return 0;
+	}
+
 	hdr = (image_header_t *)LOAD_ADDR;
 	/* write the time field into EEPROM */
 	off = auee_off[idx].time;

board/trab/cmd_trab.c

@@ -26,6 +26,7 @@
 #include <common.h>
 #include <command.h>
 #include <s3c2400.h>
+#include <rtc.h>
 
 /*
  * TRAB board specific commands. Especially commands for burn-in and function
@@ -117,6 +118,7 @@ int i2c_write_multiple (uchar chip, uint addr, int alen,
 			uchar *buffer, int len);
 int i2c_read_multiple (uchar chip, uint addr, int alen,
 			uchar *buffer, int len);
+int do_temp_log (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
 
 /* helper functions */
 static void adc_init (void);
@@ -173,6 +175,7 @@ int do_burn_in (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	led_init ();
 	global_vars_init ();
 	test_function_table_init ();
+	spi_init ();
 
 	if (global_vars_write_to_eeprom () != 0) {
 		printf ("%s: error writing global_vars to eeprom\n",
@@ -334,7 +337,6 @@ int do_contact_temp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	}
 
 	spi_init ();
-	tsc2000_reg_init ();
 
 	contact_temp = tsc2000_contact_temp();
 	printf ("%d degree C * 100\n", contact_temp) ;
@@ -577,7 +579,6 @@ static int test_contact_temp (void)
 {
 	int contact_temp;
 
-	spi_init ();
 	contact_temp = tsc2000_contact_temp ();
 
 	if ((contact_temp < MIN_CONTACT_TEMP)
@@ -840,4 +841,55 @@ static int dummy(void)
 	return (0);
 }
 
+int do_temp_log (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	int contact_temp;
+	int delay = 0;
+#if (CONFIG_COMMANDS & CFG_CMD_DATE)
+	struct rtc_time tm;
+#endif
+
+	if (argc > 2) {
+		printf ("Usage:\n%s\n", cmdtp->usage);
+		return 1;
+	}
+
+	if (argc > 1) {
+		delay = simple_strtoul(argv[1], NULL, 10);
+	}
+
+	spi_init ();
+	while (1) {
+
+#if (CONFIG_COMMANDS & CFG_CMD_DATE)
+		rtc_get (&tm);
+		printf ("%4d-%02d-%02d %2d:%02d:%02d - ",
+			tm.tm_year, tm.tm_mon, tm.tm_mday,
+			tm.tm_hour, tm.tm_min, tm.tm_sec);
+#endif
+
+		contact_temp = tsc2000_contact_temp();
+		printf ("%d\n", contact_temp) ;
+
+		if (delay != 0)
+			/*
+			 * reset timer to avoid timestamp overflow problem
+			 * after about 68 minutes of udelay() time.
+			 */
+			reset_timer_masked ();
+			sdelay (delay);
+	}
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	tlog,	2,	1,	do_temp_log,
+	"tlog    - log contact temperature [1/100 C] to console (endlessly)\n",
+	"delay\n"
+	"    - contact temperature [1/100 C] is printed endlessly to console\n"
+	"      <delay> specifies the seconds to wait between two measurements\n"
+	"      For each measurment a timestamp is printeted\n"
+);
+
 #endif	/* CFG_CMD_BSP */

board/trab/tsc2000.c

@@ -31,6 +31,16 @@
 
 #include "Pt1000_temp_data.h"
 
+/* helper function */
+#define abs(value) (((value) < 0) ? ((value)*-1) : (value))
+
+/*
+ * Maximal allowed deviation between two immediate meassurments of an analog
+ * thermo channel. 1 DIGIT = 0.0276 °C. This is used to filter sporadic
+ * "jumps" in measurment.
+ */
+#define MAX_DEVIATION	18	/* unit: DIGITs of adc; 18 DIGIT = 0.5 °C */
+
 void spi_init(void)
 {
 	S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
@@ -227,15 +237,48 @@ s32 tsc2000_contact_temp (void)
 	long adc_pt1000, offset;
 	long u_pt1000;
 	long contact_temp;
-
+	long temp1, temp2;
 
 	tsc2000_reg_init ();
 	tsc2000_set_range (3);
 
+	/*
+	 * Because of sporadic "jumps" in the measured adc values every
+	 * channel is read two times. If there is a significant difference
+	 * between the two measurements, then print an error and do a third
+	 * measurement, because it is very unlikely that a successive third
+	 * measurement goes also wrong.
+	 */
+	temp1 = tsc2000_read_channel (14);
+	temp2 = tsc2000_read_channel (14);
+	if (abs(temp2 - temp1) < MAX_DEVIATION)
+		adc_pt1000 = temp2;
+	else {
+		printf ("%s: read adc value (channel 14) exceeded max allowed "
+			"deviation: %d * 0.0276 °C\n",
+			__FUNCTION__, MAX_DEVIATION);
+		printf ("adc value 1: %ld DIGITs\nadc value 2: %ld DIGITs\n",
+			temp1, temp2);
 		adc_pt1000 = tsc2000_read_channel (14);
+		printf ("use (third read) adc value: adc_pt1000 = "
+			"%ld DIGITs\n",	adc_pt1000);
+	}
 	debug ("read channel 14 (pt1000 adc value): %ld\n", adc_pt1000);
 
+	temp1 = tsc2000_read_channel (15);
+	temp2 = tsc2000_read_channel (15);
+	if (abs(temp2 - temp1) < MAX_DEVIATION)
+		offset = temp2;
+	else {
+		printf ("%s: read adc value (channel 15) exceeded max allowed "
+			"deviation: %d * 0.0276 °C\n",
+			__FUNCTION__, MAX_DEVIATION);
+		printf ("adc value 1: %ld DIGITs\nadc value 2: %ld DIGITs\n",
+			temp1, temp2);
 		offset = tsc2000_read_channel (15);
+		printf ("use (third read) adc value: offset = %ld DIGITs\n",
+			offset);
+	}
 	debug ("read channel 15 (offset): %ld\n", offset);
 
 	/*

cpu/mpc5xxx/fec.c

@@ -115,7 +115,7 @@ static void mpc5xxx_fec_tbd_init(mpc5xxx_fec_priv *fec)
 }
 
 /********************************************************************/
-static void mpc5xxx_fec_rbd_clean(mpc5xxx_fec_priv *fec, FEC_RBD * pRbd)
+static void mpc5xxx_fec_rbd_clean(mpc5xxx_fec_priv *fec, volatile FEC_RBD * pRbd)
 {
 	/*
 	 * Reset buffer descriptor as empty
@@ -141,7 +141,7 @@ static void mpc5xxx_fec_rbd_clean(mpc5xxx_fec_priv *fec, FEC_RBD * pRbd)
 /********************************************************************/
 static void mpc5xxx_fec_tbd_scrub(mpc5xxx_fec_priv *fec)
 {
-	FEC_TBD *pUsedTbd;
+	volatile FEC_TBD *pUsedTbd;
 
 #if (DEBUG & 0x1)
 	printf ("tbd_scrub: fec->cleanTbdNum = %d, fec->usedTbdIndex = %d\n",
@@ -354,10 +354,10 @@ static int mpc5xxx_fec_init(struct eth_device *dev, bd_t * bis)
 	/*
 	 * Initialize SmartDMA parameters stored in SRAM
 	 */
-	*(int *)FEC_TBD_BASE = (int)fec->tbdBase;
+	*(volatile int *)FEC_TBD_BASE = (int)fec->tbdBase;
-	*(int *)FEC_RBD_BASE = (int)fec->rbdBase;
+	*(volatile int *)FEC_RBD_BASE = (int)fec->rbdBase;
-	*(int *)FEC_TBD_NEXT = (int)fec->tbdBase;
+	*(volatile int *)FEC_TBD_NEXT = (int)fec->tbdBase;
-	*(int *)FEC_RBD_NEXT = (int)fec->rbdBase;
+	*(volatile int *)FEC_RBD_NEXT = (int)fec->rbdBase;
 
 	/*
 	 * Enable FEC-Lite controller
@@ -688,7 +688,7 @@ static int mpc5xxx_fec_send(struct eth_device *dev, volatile void *eth_data,
 	 * 6-byte Ethernet addresses.
 	 */
 	mpc5xxx_fec_priv *fec = (mpc5xxx_fec_priv *)dev->priv;
-	FEC_TBD *pTbd;
+	volatile FEC_TBD *pTbd;
 
 #if (DEBUG & 0x20)
 	printf("tbd status: 0x%04x\n", fec->tbdBase[0].status);
@@ -779,7 +779,7 @@ static int mpc5xxx_fec_recv(struct eth_device *dev)
 	 * This command pulls one frame from the card
 	 */
 	mpc5xxx_fec_priv *fec = (mpc5xxx_fec_priv *)dev->priv;
-	FEC_RBD *pRbd = &fec->rbdBase[fec->rbdIndex];
+	volatile FEC_RBD *pRbd = &fec->rbdBase[fec->rbdIndex];
 	unsigned long ievent;
 	int frame_length, len = 0;
 	NBUF *frame;

include/configs/TQM5200.h

@@ -132,7 +132,7 @@
 
 /* IDE */
 #if defined (CONFIG_MINIFAP) || defined (CONFIG_STK52XX)
-#define ADD_IDE_CMD		CFG_CMD_IDE | CFG_CMD_FAT
+#define ADD_IDE_CMD		(CFG_CMD_IDE | CFG_CMD_FAT | CFG_CMD_EXT2)
 #else
 #define ADD_IDE_CMD		0
 #endif
@@ -141,20 +141,25 @@
  * Supported commands
  */
 #define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
-				CFG_CMD_EEPROM	| \
+				ADD_IDE_CMD	| \
-				CFG_CMD_I2C	| \
 				ADD_PCI_CMD	| \
 				ADD_USB_CMD	| \
-				CFG_CMD_POST_DIAG | \
+				CFG_CMD_ASKENV	| \
 				CFG_CMD_DATE	| \
-				CFG_CMD_REGINFO | \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_ECHO	| \
+				CFG_CMD_EEPROM	| \
+				CFG_CMD_I2C	| \
 				CFG_CMD_MII	| \
 				CFG_CMD_PING	| \
-				ADD_IDE_CMD)
+				CFG_CMD_POST_DIAG | \
+				CFG_CMD_REGINFO )
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
 
+#define	CONFIG_TIMESTAMP		/* display image timestamps */
+
 #if (TEXT_BASE == 0xFC000000)		/* Boot low */
 #   define CFG_LOWBOOT		1
 #endif

include/configs/inka4x0.h

@@ -38,6 +38,8 @@
 #define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH	*/
 #define BOOTFLAG_WARM		0x02	/* Software reboot			*/
 
+#define CONFIG_MISC_INIT_F	1	/* Use misc_init_f()			*/
+
 #define CFG_CACHELINE_SIZE	32	/* For MPC5xxx CPUs			*/
 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 #  define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value	*/

include/configs/trab.h

@@ -290,10 +290,10 @@
 #endif /* CFG_HUSH_PARSER */
 #endif	/* CONFIG_FLASH_8MB */
 
-#if 0	/* disabled for development */
+#if 1	/* feel free to disable for development */
 #define	CONFIG_AUTOBOOT_KEYED		/* Enable password protection	*/
 #define CONFIG_AUTOBOOT_PROMPT	"\nEnter password - autoboot in %d sec...\n"
-#define CONFIG_AUTOBOOT_DELAY_STR	"system"	/* 1st password	*/
+#define CONFIG_AUTOBOOT_DELAY_STR	"R"	/* 1st "password"	*/
 #endif
 
 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)