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path: root/packages/uboot/u-boot-1.1.4/u-boot-dht-walnut-df2.patch
blob: 5b267d8083be159026973d3b8d41512f265dd9c2 (plain)
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diff --git a/board/amcc/walnut/walnut.c b/board/amcc/walnut/walnut.c
index f1a96a6..86bcc65 100644
--- a/board/amcc/walnut/walnut.c
+++ b/board/amcc/walnut/walnut.c
@@ -73,7 +73,11 @@ int checkboard(void)
 	if (pvr == PVR_405GPR_RB) {
 		puts("Board: Sycamore - AMCC PPC405GPr Evaluation Board");
 	} else {
+#ifdef CONFIG_DHT_WALNUT
+		puts("Board: DHT Walnut");
+#else
 		puts("Board: Walnut - AMCC PPC405GP Evaluation Board");
+#endif
 	}
 
 	if (s != NULL) {
diff --git a/cpu/ppc4xx/spd_sdram.c b/cpu/ppc4xx/spd_sdram.c
index ebd5f39..1c4c4b1 100644
--- a/cpu/ppc4xx/spd_sdram.c
+++ b/cpu/ppc4xx/spd_sdram.c
@@ -398,19 +398,24 @@ long int spd_sdram(int(read_spd)(uint ad
 
 	tmp = SDRAM0_BXCR_SZ(bank_code) | SDRAM0_BXCR_AM(mode) | 1;
 	sdram0_b0cr = (bank_size * 0) | tmp;
-#ifndef CONFIG_405EP /* not on PPC405EP */
+#if defined(CONFIG_405EP)
+	/* PPC405EP chip only supports two SDRAM banks */
+	if (bank_cnt > 1)
+		sdram0_b1cr = (bank_size * 1) | tmp;
+	if (bank_cnt > 2)
+		total_size = 2 * bank_size;
+#elif defined(CONFIG_DHT_WALNUT)
+	if (bank_cnt > 1) {
+		sdram0_b2cr = (bank_size * 1) | tmp;
+		total_size = 2 * bank_size;
+	}
+#else
 	if (bank_cnt > 1)
 		sdram0_b2cr = (bank_size * 1) | tmp;
 	if (bank_cnt > 2)
 		sdram0_b1cr = (bank_size * 2) | tmp;
 	if (bank_cnt > 3)
 		sdram0_b3cr = (bank_size * 3) | tmp;
-#else
-	/* PPC405EP chip only supports two SDRAM banks */
-	if (bank_cnt > 1)
-		sdram0_b1cr = (bank_size * 1) | tmp;
-	if (bank_cnt > 2)
-		total_size = 2 * bank_size;
 #endif
 
 	/*
diff --git a/drivers/pci_auto.c b/drivers/pci_auto.c
index 3302457..7f6d33a 100644
--- a/drivers/pci_auto.c
+++ b/drivers/pci_auto.c
@@ -296,10 +296,12 @@ int pciauto_config_device(struct pci_con
 
 	case PCI_CLASS_STORAGE_IDE:
 		pci_hose_read_config_byte(hose, dev, PCI_CLASS_PROG, &prg_iface);
+#ifndef CONFIG_DHT_WALNUT
 		if (!(prg_iface & PCIAUTO_IDE_MODE_MASK)) {
 			DEBUGF("PCI Autoconfig: Skipping legacy mode IDE controller\n");
 			return sub_bus;
 		}
+#endif
 
 		pciauto_setup_device(hose, dev, 6, hose->pci_mem, hose->pci_io);
 		break;
diff --git a/include/configs/walnut.h b/include/configs/walnut.h
index 1171ee5..df9e8ac 100644
--- a/include/configs/walnut.h
+++ b/include/configs/walnut.h
@@ -37,6 +37,7 @@
 #define CONFIG_4xx		1	/* ...member of PPC4xx family	*/
 #define CONFIG_WALNUT		1	/* ...on a WALNUT board		*/
 					/* ...and on a SYCAMORE board	*/
+#define CONFIG_DHT_WALNUT	1	/* Just like a walnut, but .... */
 
 #define CONFIG_BOARD_EARLY_INIT_F 1	/* Call board_early_init_f	*/
 
@@ -88,10 +89,36 @@
 #define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
 
 #define CONFIG_MII		1	/* MII PHY management		*/
+#ifdef CONFIG_DHT_WALNUT
+#define CONFIG_ETHADDR		de:ad:be:ef:00:00
+#define CONFIG_ENV_OVERWRITE	1
+#define CONFIG_PHY_ADDR		9	/* PHY address			*/
+#else
 #define CONFIG_PHY_ADDR		1	/* PHY address			*/
+#endif
 
 #define CONFIG_RTC_DS174x	1	/* use DS1743 RTC in Walnut	*/
 
+#ifdef CONFIG_DHT_WALNUT
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_ASKENV	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_DIAG	| \
+				CFG_CMD_ELF	| \
+				CFG_CMD_I2C	| \
+				CFG_CMD_IRQ	| \
+				CFG_CMD_MII	| \
+				CFG_CMD_NET	| \
+				CFG_CMD_NFS	| \
+				CFG_CMD_PCI	| \
+				CFG_CMD_PING	| \
+				CFG_CMD_REGINFO | \
+				CFG_CMD_SDRAM	| \
+				CFG_CMD_IDE	| \
+				CFG_CMD_BEDBUG	| \
+				CFG_CMD_SNTP	)
+#else
 #define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
 				CFG_CMD_ASKENV	| \
 				CFG_CMD_DATE	| \
@@ -108,6 +135,7 @@
 				CFG_CMD_REGINFO | \
 				CFG_CMD_SDRAM	| \
 				CFG_CMD_SNTP	)
+#endif
 
 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
@@ -151,7 +179,7 @@
 #define CFG_BAUDRATE_TABLE  \
     {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
 
-#define CFG_LOAD_ADDR		0x100000	/* default load address */
+#define CFG_LOAD_ADDR		0x200000	/* default load address */
 #define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */
 
 #define CFG_HZ		1000		/* decrementer freq: 1 ms ticks */
@@ -198,6 +226,50 @@
 #define CFG_PCI_PTM2MS	0x00000000	/* disabled			*/
 #define CFG_PCI_PTM2PCI 0x04000000	/* Host: use this pci address	*/
 
+#ifdef CONFIG_DHT_WALNUT
+/***********************************************************************
+ * External peripheral base address
+ ***********************************************************************/
+#define CFG_ISA_IO_BASE_ADDRESS 0xE8000000
+
+/************************************************************
+ * IDE/ATA stuff
+ ************************************************************/
+#define CFG_IDE_MAXBUS		1		   /* max. 2 IDE busses  */
+#define CFG_IDE_MAXDEVICE	(CFG_IDE_MAXBUS*2) /* max. 2 per IDE bus */
+
+#define CFG_ATA_BASE_ADDR	CFG_ISA_IO_BASE_ADDRESS	/* base address */
+#define CFG_ATA_IDE0_OFFSET	0x01F0		/* ide0 offset		*/
+#define CFG_ATA_DATA_OFFSET	0		/* data reg offset	*/
+#define CFG_ATA_REG_OFFSET	0		/* reg offset		*/
+#define CFG_ATA_ALT_OFFSET	0x200		/* alternate register offset */
+
+#undef CONFIG_IDE_8xx_DIRECT		/* no pcmcia interface required */
+#undef CONFIG_IDE_LED			/* no led for ide supported	*/
+#undef CONFIG_IDE_RESET			/* no reset for ide supported	*/
+
+#define CONFIG_LBA48		1
+#define CONFIG_MAC_PARTITION	1
+#define CONFIG_DOS_PARTITION	1
+#define CONFIG_ISO_PARTITION	1
+
+#define CONFIG_SUPPORT_VFAT
+
+/************************************************************
+ * ATAPI support (experimental)
+ ************************************************************/
+#define CONFIG_ATAPI			/* enable ATAPI Support */
+
+/************************************************************
+ * SCSI support (experimental) only SYM53C8xx supported
+ ************************************************************/
+#define CONFIG_SCSI_SYM53C8XX
+#define CFG_SCSI_MAX_LUN	8	/* number of supported LUNs */
+#define CFG_SCSI_MAX_SCSI_ID	7	/* maximum SCSI ID (0..6) */
+#define CFG_SCSI_MAX_DEVICE	CFG_SCSI_MAX_SCSI_ID * CFG_SCSI_MAX_LUN /* maximum Target devices */
+#define CFG_SCSI_SPIN_UP_TIME	2
+#endif
+
 /*-----------------------------------------------------------------------
  * Start addresses for the final memory configuration
  * (Set up by the startup code)