taihu: Remove

This board has not compiled for me for quite some time due to size
constraints, remove.

Cc: John Otken <jotken@softadvances.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>

7 files changed, 0 insertions, 1626 deletions

diff --git a/board/amcc/taihu/Kconfig b/board/amcc/taihu/Kconfig
deleted file mode 100644
index faafb08..0000000
--- a/board/amcc/taihu/Kconfig
+++ /dev/null
@@ -1,16 +0,0 @@
-if TARGET_TAIHU
-
-config SYS_BOARD
-	default "taihu"
-
-config SYS_VENDOR
-	default "amcc"
-
-config SYS_CONFIG_NAME
-	default "taihu"
-
-config DISPLAY_BOARDINFO
-	bool
-	default y
-
-endif
diff --git a/board/amcc/taihu/MAINTAINERS b/board/amcc/taihu/MAINTAINERS
deleted file mode 100644
index 2efc254..0000000
--- a/board/amcc/taihu/MAINTAINERS
+++ /dev/null
@@ -1,6 +0,0 @@
-TAIHU BOARD
-M:	John Otken <jotken@softadvances.com>
-S:	Maintained
-F:	board/amcc/taihu/
-F:	include/configs/taihu.h
-F:	configs/taihu_defconfig
diff --git a/board/amcc/taihu/Makefile b/board/amcc/taihu/Makefile
deleted file mode 100644
index 65606fe..0000000
--- a/board/amcc/taihu/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-obj-y	= taihu.o flash.o lcd.o update.o
diff --git a/board/amcc/taihu/flash.c b/board/amcc/taihu/flash.c
deleted file mode 100644
index 0780488..0000000
--- a/board/amcc/taihu/flash.c
+++ /dev/null
@@ -1,1063 +0,0 @@
-/*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-/*
- * Modified 4/5/2001
- * Wait for completion of each sector erase command issued
- * 4/5/2001
- * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com
- */
-
-#include <common.h>
-#include <asm/ppc4xx.h>
-#include <asm/processor.h>
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];	/* info for FLASH chips        */
-
-#undef DEBUG
-#ifdef DEBUG
-#define DEBUGF(x...) printf(x)
-#else
-#define DEBUGF(x...)
-#endif				/* DEBUG */
-
-#define CONFIG_SYS_FLASH_CHAR_SIZE unsigned char
-#define CONFIG_SYS_FLASH_CHAR_ADDR0 (0x0aaa)
-#define CONFIG_SYS_FLASH_CHAR_ADDR1 (0x0555)
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size(vu_long * addr, flash_info_t * info);
-static void flash_get_offsets(ulong base, flash_info_t * info);
-static int write_word(flash_info_t * info, ulong dest, ulong data);
-#ifdef FLASH_BASE1_PRELIM
-static int write_word_1(flash_info_t * info, ulong dest, ulong data);
-static int write_word_2(flash_info_t * info, ulong dest, ulong data);
-static int flash_erase_1(flash_info_t * info, int s_first, int s_last);
-static int flash_erase_2(flash_info_t * info, int s_first, int s_last);
-static ulong flash_get_size_1(vu_long * addr, flash_info_t * info);
-static ulong flash_get_size_2(vu_long * addr, flash_info_t * info);
-#endif
-
-unsigned long flash_init(void)
-{
-	unsigned long size_b0, size_b1=0;
-	int i;
-
-	/* Init: no FLASHes known */
-	for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) {
-		flash_info[i].flash_id = FLASH_UNKNOWN;
-	}
-
-	/* Static FLASH Bank configuration here - FIXME XXX */
-
-	size_b0 =
-	    flash_get_size((vu_long *) FLASH_BASE0_PRELIM, &flash_info[0]);
-
-	if (flash_info[0].flash_id == FLASH_UNKNOWN) {
-		printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
-		       size_b0, size_b0 << 20);
-	}
-
-	if (size_b0) {
-		/* Setup offsets */
-		flash_get_offsets(FLASH_BASE0_PRELIM, &flash_info[0]);
-		/* Monitor protection ON by default */
-		(void)flash_protect(FLAG_PROTECT_SET,
-				    CONFIG_SYS_MONITOR_BASE,
-				    CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN - 1,
-				    &flash_info[0]);
-#ifdef CONFIG_ENV_IS_IN_FLASH
-		(void)flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR,
-				    CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1,
-				    &flash_info[0]);
-		(void)flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR_REDUND,
-				    CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1,
-				    &flash_info[0]);
-#endif
-		/* Also protect sector containing initial power-up instruction */
-		/* (flash_protect() checks address range - other call ignored) */
-		(void)flash_protect(FLAG_PROTECT_SET,
-				    0xFFFFFFFC, 0xFFFFFFFF, &flash_info[0]);
-
-		flash_info[0].size = size_b0;
-	}
-#ifdef FLASH_BASE1_PRELIM
-	size_b1 =
-	    flash_get_size((vu_long *) FLASH_BASE1_PRELIM, &flash_info[1])*2;
-
-	if (flash_info[1].flash_id == FLASH_UNKNOWN) {
-		printf("## Unknown FLASH on Bank 1 - Size = 0x%08lx = %ld MB\n",
-		       size_b1, size_b1 << 20);
-	}
-
-	if (size_b1) {
-		/* Setup offsets */
-		flash_get_offsets(FLASH_BASE1_PRELIM, &flash_info[1]);
-		flash_info[1].size = size_b1;
-	}
-#endif
-	return (size_b0 + size_b1);
-}
-
-static void flash_get_offsets(ulong base, flash_info_t * info)
-{
-	int i;
-
-	/* set up sector start address table */
-	if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
-	    (info->flash_id == FLASH_AM040)) {
-		for (i = 0; i < info->sector_count; i++)
-			info->start[i] = base + (i * 0x00010000);
-	} else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) {
-		for (i = 0; i < info->sector_count; i++) {
-			info->start[i] = base + (i * 0x00010000*2);
-		}
-	} else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N ) {
-		for (i = 0; i < info->sector_count; i++) {
-			info->start[i] = base + (i * 0x00020000*2);
-		}
-	} else {
-		if (info->flash_id & FLASH_BTYPE) {
-			/* set sector offsets for bottom boot block type        */
-			info->start[0] = base + 0x00000000;
-			info->start[1] = base + 0x00004000;
-			info->start[2] = base + 0x00006000;
-			info->start[3] = base + 0x00008000;
-			for (i = 4; i < info->sector_count; i++) {
-				info->start[i] =
-				    base + (i * 0x00010000) - 0x00030000;
-			}
-		} else {
-			/* set sector offsets for top boot block type           */
-			i = info->sector_count - 1;
-			info->start[i--] = base + info->size - 0x00004000;
-			info->start[i--] = base + info->size - 0x00006000;
-			info->start[i--] = base + info->size - 0x00008000;
-			for (; i >= 0; i--) {
-				info->start[i] = base + i * 0x00010000;
-			}
-		}
-	}
-}
-
-
-void flash_print_info(flash_info_t * info)
-{
-	int i;
-	int k;
-	int size;
-	int erased;
-	volatile unsigned long *flash;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		printf("missing or unknown FLASH type\n");
-		return;
-	}
-
-	switch (info->flash_id & FLASH_VENDMASK) {
-	case FLASH_MAN_AMD:
-		printf("AMD ");
-		break;
-	case FLASH_MAN_STM:
-		printf("STM ");
-		break;
-	case FLASH_MAN_FUJ:
-		printf("FUJITSU ");
-		break;
-	case FLASH_MAN_SST:
-		printf("SST ");
-		break;
-	default:
-		printf("Unknown Vendor ");
-		break;
-	}
-
-	switch (info->flash_id & FLASH_TYPEMASK) {
-	case FLASH_AM040:
-		printf("AM29F040 (512 Kbit, uniform sector size)\n");
-		break;
-	case FLASH_AM400B:
-		printf("AM29LV400B (4 Mbit, bottom boot sect)\n");
-		break;
-	case FLASH_AM400T:
-		printf("AM29LV400T (4 Mbit, top boot sector)\n");
-		break;
-	case FLASH_AM800B:
-		printf("AM29LV800B (8 Mbit, bottom boot sect)\n");
-		break;
-	case FLASH_AM800T:
-		printf("AM29LV800T (8 Mbit, top boot sector)\n");
-		break;
-	case FLASH_AMD016:
-		printf("AM29F016D (16 Mbit, uniform sector size)\n");
-		break;
-	case FLASH_AM160B:
-		printf("AM29LV160B (16 Mbit, bottom boot sect)\n");
-		break;
-	case FLASH_AM160T:
-		printf("AM29LV160T (16 Mbit, top boot sector)\n");
-		break;
-	case FLASH_AM320B:
-		printf("AM29LV320B (32 Mbit, bottom boot sect)\n");
-		break;
-	case FLASH_AM320T:
-		printf("AM29LV320T (32 Mbit, top boot sector)\n");
-		break;
-	case FLASH_AM033C:
-		printf("AM29LV033C (32 Mbit, top boot sector)\n");
-		break;
-	case FLASH_AMLV128U:
-		printf("AM29LV128U (128 Mbit * 2, top boot sector)\n");
-		break;
-	case FLASH_SST800A:
-		printf("SST39LF/VF800 (8 Mbit, uniform sector size)\n");
-		break;
-	case FLASH_SST160A:
-		printf("SST39LF/VF160 (16 Mbit, uniform sector size)\n");
-		break;
-	case FLASH_STMW320DT:
-		printf ("M29W320DT (32 M, top sector)\n");
-		break;
-	case FLASH_S29GL128N:
-		printf ("S29GL128N (256 Mbit, uniform sector size)\n");
-		break;
-	default:
-		printf("Unknown Chip Type\n");
-		break;
-	}
-
-	printf("  Size: %ld KB in %d Sectors\n",
-	       info->size >> 10, info->sector_count);
-
-	printf("  Sector Start Addresses:");
-	for (i = 0; i < info->sector_count; ++i) {
-		/*
-		 * Check if whole sector is erased
-		 */
-		if (i != (info->sector_count - 1))
-			size = info->start[i + 1] - info->start[i];
-		else
-			size = info->start[0] + info->size - info->start[i];
-		erased = 1;
-		flash = (volatile unsigned long *)info->start[i];
-		size = size >> 2;	/* divide by 4 for longword access */
-		for (k = 0; k < size; k++) {
-			if (*flash++ != 0xffffffff) {
-				erased = 0;
-				break;
-			}
-		}
-
-		if ((i % 5) == 0)
-			printf("\n   ");
-		printf(" %08lX%s%s",
-		       info->start[i],
-		       erased ? " E" : "  ", info->protect[i] ? "RO " : "   ");
-	}
-	printf("\n");
-	return;
-}
-
-
-/*
- * The following code cannot be run from FLASH!
- */
-#ifdef FLASH_BASE1_PRELIM
-static ulong flash_get_size(vu_long * addr, flash_info_t * info)
-{
-	if ((ulong)addr == FLASH_BASE1_PRELIM) {
-		return flash_get_size_2(addr, info);
-	} else {
-		return flash_get_size_1(addr, info);
-	}
-}
-
-static ulong flash_get_size_1(vu_long * addr, flash_info_t * info)
-#else
-static ulong flash_get_size(vu_long * addr, flash_info_t * info)
-#endif
-{
-	short i;
-	CONFIG_SYS_FLASH_WORD_SIZE value;
-	ulong base = (ulong) addr;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *) addr;
-
-	DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr);
-
-	/* Write auto select command: read Manufacturer ID */
-	addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00AA00AA;
-	addr2[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00550055;
-	addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00900090;
-	udelay(1000);
-
-	value = addr2[0];
-	DEBUGF("FLASH MANUFACT: %x\n", value);
-
-	switch (value) {
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_MANUFACT:
-		info->flash_id = FLASH_MAN_AMD;
-		break;
-	case (CONFIG_SYS_FLASH_WORD_SIZE) FUJ_MANUFACT:
-		info->flash_id = FLASH_MAN_FUJ;
-		break;
-	case (CONFIG_SYS_FLASH_WORD_SIZE) SST_MANUFACT:
-		info->flash_id = FLASH_MAN_SST;
-		break;
-	case (CONFIG_SYS_FLASH_WORD_SIZE) STM_MANUFACT:
-		info->flash_id = FLASH_MAN_STM;
-		break;
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		info->sector_count = 0;
-		info->size = 0;
-		return 0;	/* no or unknown flash  */
-	}
-
-	value = addr2[1];	/* device ID            */
-	DEBUGF("\nFLASH DEVICEID: %x\n", value);
-
-	switch (value) {
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV040B:
-		info->flash_id += FLASH_AM040;
-		info->sector_count = 8;
-		info->size = 0x0080000;	/* => 512 ko */
-		break;
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_F040B:
-		info->flash_id += FLASH_AM040;
-		info->sector_count = 8;
-		info->size = 0x0080000;	/* => 512 ko */
-		break;
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) STM_ID_M29W040B:
-		info->flash_id += FLASH_AM040;
-		info->sector_count = 8;
-		info->size = 0x0080000;	/* => 512 ko */
-		break;
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_F016D:
-		info->flash_id += FLASH_AMD016;
-		info->sector_count = 32;
-		info->size = 0x00200000;
-		break;		/* => 2 MB              */
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV033C:
-		info->flash_id += FLASH_AMDLV033C;
-		info->sector_count = 64;
-		info->size = 0x00400000;
-		break;		/* => 4 MB              */
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV400T:
-		info->flash_id += FLASH_AM400T;
-		info->sector_count = 11;
-		info->size = 0x00080000;
-		break;		/* => 0.5 MB            */
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV400B:
-		info->flash_id += FLASH_AM400B;
-		info->sector_count = 11;
-		info->size = 0x00080000;
-		break;		/* => 0.5 MB            */
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV800T:
-		info->flash_id += FLASH_AM800T;
-		info->sector_count = 19;
-		info->size = 0x00100000;
-		break;		/* => 1 MB              */
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV800B:
-		info->flash_id += FLASH_AM800B;
-		info->sector_count = 19;
-		info->size = 0x00100000;
-		break;		/* => 1 MB              */
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV160T:
-		info->flash_id += FLASH_AM160T;
-		info->sector_count = 35;
-		info->size = 0x00200000;
-		break;		/* => 2 MB              */
-
-	case (CONFIG_SYS_FLASH_WORD_SIZE) AMD_ID_LV160B:
-		info->flash_id += FLASH_AM160B;
-		info->sector_count = 35;
-		info->size = 0x00200000;
-		break;		/* => 2 MB              */
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		return 0;	/* => no or unknown flash */
-	}
-
-	/* set up sector start address table */
-	if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMD016)) {
-		for (i = 0; i < info->sector_count; i++)
-			info->start[i] = base + (i * 0x00010000);
-	}
-	else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) {
-		for (i = 0; i < info->sector_count; i++)
-			info->start[i] = base + (i * 0x00010000 * 2);
-	} else {
-		if (info->flash_id & FLASH_BTYPE) {
-			/* set sector offsets for bottom boot block type        */
-			info->start[0] = base + 0x00000000;
-			info->start[1] = base + 0x00004000;
-			info->start[2] = base + 0x00006000;
-			info->start[3] = base + 0x00008000;
-			for (i = 4; i < info->sector_count; i++) {
-				info->start[i] =
-				    base + (i * 0x00010000) - 0x00030000;
-			}
-		} else {
-			/* set sector offsets for top boot block type           */
-			i = info->sector_count - 1;
-			info->start[i--] = base + info->size - 0x00004000;
-			info->start[i--] = base + info->size - 0x00006000;
-			info->start[i--] = base + info->size - 0x00008000;
-			for (; i >= 0; i--) {
-				info->start[i] = base + i * 0x00010000;
-			}
-		}
-	}
-
-	/* check for protected sectors */
-	for (i = 0; i < info->sector_count; i++) {
-		/* read sector protection at sector address, (A7 .. A0) = 0x02 */
-		/* D0 = 1 if protected */
-		addr2 = (volatile CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[i]);
-
-		/* For AMD29033C flash we need to resend the command of *
-		 * reading flash protection for upper 8 Mb of flash     */
-		if (i == 32) {
-			addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-			addr2[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-			addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x90909090;
-		}
-
-		if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
-			info->protect[i] = 0;
-		else
-			info->protect[i] = addr2[2] & 1;
-	}
-
-	/* issue bank reset to return to read mode */
-	addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00F000F0;
-
-	return info->size;
-}
-
-static int wait_for_DQ7_1(flash_info_t * info, int sect)
-{
-	ulong start, now, last;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr =
-	    (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[sect]);
-
-	start = get_timer(0);
-	last = start;
-	while ((addr[0] & (CONFIG_SYS_FLASH_WORD_SIZE) 0x00800080) !=
-	       (CONFIG_SYS_FLASH_WORD_SIZE) 0x00800080) {
-		if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
-			printf("Timeout\n");
-			return -1;
-		}
-		/* show that we're waiting */
-		if ((now - last) > 1000) {	/* every second */
-			putc('.');
-			last = now;
-		}
-	}
-	return 0;
-}
-
-#ifdef FLASH_BASE1_PRELIM
-int flash_erase(flash_info_t * info, int s_first, int s_last)
-{
-	if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT)) {
-		return flash_erase_2(info, s_first, s_last);
-	} else {
-		return flash_erase_1(info, s_first, s_last);
-	}
-}
-
-static int flash_erase_1(flash_info_t * info, int s_first, int s_last)
-#else
-int flash_erase(flash_info_t * info, int s_first, int s_last)
-#endif
-{
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr = (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[0]);
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2;
-	int flag, prot, sect;
-	int i;
-
-	if ((s_first < 0) || (s_first > s_last)) {
-		if (info->flash_id == FLASH_UNKNOWN) {
-			printf("- missing\n");
-		} else {
-			printf("- no sectors to erase\n");
-		}
-		return 1;
-	}
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		printf("Can't erase unknown flash type - aborted\n");
-		return 1;
-	}
-
-	prot = 0;
-	for (sect = s_first; sect <= s_last; ++sect) {
-		if (info->protect[sect]) {
-			prot++;
-		}
-	}
-
-	if (prot) {
-		printf("- Warning: %d protected sectors will not be erased!\n",
-		       prot);
-	} else {
-		printf("\n");
-	}
-
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts();
-
-	/* Start erase on unprotected sectors */
-	for (sect = s_first; sect <= s_last; sect++) {
-		if (info->protect[sect] == 0) {	/* not protected */
-			addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[sect]);
-
-			if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
-				addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00AA00AA;
-				addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00550055;
-				addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00800080;
-				addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00AA00AA;
-				addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00550055;
-				addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00500050;	/* block erase */
-				for (i = 0; i < 50; i++)
-					udelay(1000);	/* wait 1 ms */
-			} else {
-				addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00AA00AA;
-				addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00550055;
-				addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00800080;
-				addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00AA00AA;
-				addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00550055;
-				addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00300030;	/* sector erase */
-			}
-			/*
-			 * Wait for each sector to complete, it's more
-			 * reliable.  According to AMD Spec, you must
-			 * issue all erase commands within a specified
-			 * timeout.  This has been seen to fail, especially
-			 * if printf()s are included (for debug)!!
-			 */
-			wait_for_DQ7_1(info, sect);
-		}
-	}
-
-	/* re-enable interrupts if necessary */
-	if (flag)
-		enable_interrupts();
-
-	/* wait at least 80us - let's wait 1 ms */
-	udelay(1000);
-
-	/* reset to read mode */
-	addr = (CONFIG_SYS_FLASH_WORD_SIZE *) info->start[0];
-	addr[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00F000F0;	/* reset bank */
-
-	printf(" done\n");
-	return 0;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
-{
-	ulong cp, wp, data;
-	int i, l, rc;
-
-	wp = (addr & ~3);	/* get lower word aligned address */
-
-	/*
-	 * handle unaligned start bytes
-	 */
-	if ((l = addr - wp) != 0) {
-		data = 0;
-		for (i = 0, cp = wp; i < l; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-		for (; i < 4 && cnt > 0; ++i) {
-			data = (data << 8) | *src++;
-			--cnt;
-			++cp;
-		}
-		for (; cnt == 0 && i < 4; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-
-		if ((rc = write_word(info, wp, data)) != 0) {
-			return rc;
-		}
-		wp += 4;
-	}
-
-	/*
-	 * handle word aligned part
-	 */
-	while (cnt >= 4) {
-		data = 0;
-		for (i = 0; i < 4; ++i) {
-			data = (data << 8) | *src++;
-		}
-		if ((rc = write_word(info, wp, data)) != 0) {
-			return rc;
-		}
-		wp += 4;
-		cnt -= 4;
-	}
-
-	if (cnt == 0) {
-		return 0;
-	}
-
-	/*
-	 * handle unaligned tail bytes
-	 */
-	data = 0;
-	for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) {
-		data = (data << 8) | *src++;
-		--cnt;
-	}
-	for (; i < 4; ++i, ++cp) {
-		data = (data << 8) | (*(uchar *) cp);
-	}
-
-	return (write_word(info, wp, data));
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-#ifdef FLASH_BASE1_PRELIM
-static int write_word(flash_info_t * info, ulong dest, ulong data)
-{
-	if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT)) {
-		return write_word_2(info, dest, data);
-	} else {
-		return write_word_1(info, dest, data);
-	}
-}
-
-static int write_word_1(flash_info_t * info, ulong dest, ulong data)
-#else
-static int write_word(flash_info_t * info, ulong dest, ulong data)
-#endif
-{
-	ulong *data_ptr = &data;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[0]);
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *dest2 = (CONFIG_SYS_FLASH_WORD_SIZE *)dest;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 = (CONFIG_SYS_FLASH_WORD_SIZE *)data_ptr;
-	ulong start;
-	int i;
-
-	/* Check if Flash is (sufficiently) erased */
-	if ((*((vu_long *)dest) & data) != data) {
-		return 2;
-	}
-
-	for (i = 0; i < 4 / sizeof(CONFIG_SYS_FLASH_WORD_SIZE); i++) {
-		int flag;
-
-		/* Disable interrupts which might cause a timeout here */
-		flag = disable_interrupts();
-
-		addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00AA00AA;
-		addr2[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00550055;
-		addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x00A000A0;
-
-		dest2[i] = data2[i];
-
-		/* re-enable interrupts if necessary */
-		if (flag)
-			enable_interrupts();
-
-		/* data polling for D7 */
-		start = get_timer(0);
-		while ((dest2[i] & (CONFIG_SYS_FLASH_WORD_SIZE) 0x00800080) !=
-		       (data2[i] & (CONFIG_SYS_FLASH_WORD_SIZE) 0x00800080)) {
-
-			if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
-				return 1;
-			}
-		}
-	}
-
-	return 0;
-}
-
-#ifdef FLASH_BASE1_PRELIM
-
-/*
- * The following code cannot be run from FLASH!
- */
-static ulong flash_get_size_2(vu_long * addr, flash_info_t * info)
-{
-	short i;
-	CONFIG_SYS_FLASH_CHAR_SIZE value;
-	ulong base = (ulong) addr;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *) addr;
-
-	DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr);
-
-	/* Write auto select command: read Manufacturer ID */
-	addr2[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-	addr2[CONFIG_SYS_FLASH_CHAR_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-	addr2[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x90909090;
-	udelay(1000);
-
-	value = (CONFIG_SYS_FLASH_CHAR_SIZE)addr2[0];
-	DEBUGF("FLASH MANUFACT: %x\n", value);
-
-	switch (value) {
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_MANUFACT:
-		info->flash_id = FLASH_MAN_AMD;
-		break;
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) FUJ_MANUFACT:
-		info->flash_id = FLASH_MAN_FUJ;
-		break;
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) SST_MANUFACT:
-		info->flash_id = FLASH_MAN_SST;
-		break;
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) STM_MANUFACT:
-		info->flash_id = FLASH_MAN_STM;
-		break;
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		info->sector_count = 0;
-		info->size = 0;
-		return 0;		/* no or unknown flash */
-	}
-
-	value = (CONFIG_SYS_FLASH_CHAR_SIZE)addr2[2];	/* device ID */
-	DEBUGF("\nFLASH DEVICEID: %x\n", value);
-
-	switch (value) {
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV040B:
-		info->flash_id += FLASH_AM040;
-		info->sector_count = 8;
-		info->size = 0x0080000;	/* => 512 ko */
-		break;
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_F040B:
-		info->flash_id += FLASH_AM040;
-		info->sector_count = 8;
-		info->size = 0x0080000;	/* => 512 ko */
-		break;
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) STM_ID_M29W040B:
-		info->flash_id += FLASH_AM040;
-		info->sector_count = 8;
-		info->size = 0x0080000;	/* => 512 ko */
-		break;
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_F016D:
-		info->flash_id += FLASH_AMD016;
-		info->sector_count = 32;
-		info->size = 0x00200000;
-		break;			/* => 2 MB */
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV033C:
-		info->flash_id += FLASH_AMDLV033C;
-		info->sector_count = 64;
-		info->size = 0x00400000;
-		break;			/* => 4 MB */
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV400T:
-		info->flash_id += FLASH_AM400T;
-		info->sector_count = 11;
-		info->size = 0x00080000;
-		break;			/* => 0.5 MB */
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV400B:
-		info->flash_id += FLASH_AM400B;
-		info->sector_count = 11;
-		info->size = 0x00080000;
-		break;			/* => 0.5 MB */
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV800T:
-		info->flash_id += FLASH_AM800T;
-		info->sector_count = 19;
-		info->size = 0x00100000;
-		break;			/* => 1 MB */
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV800B:
-		info->flash_id += FLASH_AM800B;
-		info->sector_count = 19;
-		info->size = 0x00100000;
-		break;			/* => 1 MB */
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV160T:
-		info->flash_id += FLASH_AM160T;
-		info->sector_count = 35;
-		info->size = 0x00200000;
-		break;			/* => 2 MB */
-
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_LV160B:
-		info->flash_id += FLASH_AM160B;
-		info->sector_count = 35;
-		info->size = 0x00200000;
-		break;			/* => 2 MB */
-	case (CONFIG_SYS_FLASH_CHAR_SIZE) AMD_ID_MIRROR:
-		if ((CONFIG_SYS_FLASH_CHAR_SIZE)addr2[0x1c] == (CONFIG_SYS_FLASH_CHAR_SIZE)AMD_ID_LV128U_2
-				&& (CONFIG_SYS_FLASH_CHAR_SIZE)addr2[0x1e] ==  (CONFIG_SYS_FLASH_CHAR_SIZE)AMD_ID_LV128U_3) {
-			info->flash_id += FLASH_AMLV128U;
-			info->sector_count = 256;
-			info->size = 0x01000000;
-		} else if ((CONFIG_SYS_FLASH_CHAR_SIZE)addr2[0x1c] == (CONFIG_SYS_FLASH_CHAR_SIZE)AMD_ID_GL128N_2
-				&& (CONFIG_SYS_FLASH_CHAR_SIZE)addr2[0x1e] ==  (CONFIG_SYS_FLASH_CHAR_SIZE)AMD_ID_GL128N_3 ) {
-			info->flash_id += FLASH_S29GL128N;
-			info->sector_count = 128;
-			info->size = 0x01000000;
-		}
-		else
-			info->flash_id = FLASH_UNKNOWN;
-		break;			/* => 2 MB */
-
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		return 0;		/* => no or unknown flash */
-	}
-
-	/* set up sector start address table */
-	if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) ||
-	    ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMD016)) {
-		for (i = 0; i < info->sector_count; i++)
-			info->start[i] = base + (i * 0x00010000);
-	} else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) {
-		for (i = 0; i < info->sector_count; i++)
-			info->start[i] = base + (i * 0x00010000);
-	} else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N ) {
-		for (i = 0; i < info->sector_count; i++)
-			info->start[i] = base + (i * 0x00020000);
-	} else {
-		if (info->flash_id & FLASH_BTYPE) {
-			/* set sector offsets for bottom boot block type */
-			info->start[0] = base + 0x00000000;
-			info->start[1] = base + 0x00004000;
-			info->start[2] = base + 0x00006000;
-			info->start[3] = base + 0x00008000;
-			for (i = 4; i < info->sector_count; i++) {
-				info->start[i] =
-				    base + (i * 0x00010000) - 0x00030000;
-			}
-		} else {
-			/* set sector offsets for top boot block type */
-			i = info->sector_count - 1;
-			info->start[i--] = base + info->size - 0x00004000;
-			info->start[i--] = base + info->size - 0x00006000;
-			info->start[i--] = base + info->size - 0x00008000;
-			for (; i >= 0; i--) {
-				info->start[i] = base + i * 0x00010000;
-			}
-		}
-	}
-
-	/* check for protected sectors */
-	for (i = 0; i < info->sector_count; i++) {
-		/* read sector protection at sector address, (A7 .. A0) = 0x02 */
-		/* D0 = 1 if protected */
-		addr2 = (volatile CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[i]);
-
-		/* For AMD29033C flash we need to resend the command of *
-		 * reading flash protection for upper 8 Mb of flash     */
-		if (i == 32) {
-			addr2[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-			addr2[CONFIG_SYS_FLASH_CHAR_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-			addr2[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x90909090;
-		}
-
-		if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
-			info->protect[i] = 0;
-		else
-			info->protect[i] = (CONFIG_SYS_FLASH_CHAR_SIZE)addr2[4] & 1;
-	}
-
-	/* issue bank reset to return to read mode */
-	addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xF0F0F0F0;
-	return info->size;
-}
-
-static int wait_for_DQ7_2(flash_info_t * info, int sect)
-{
-	ulong start, now, last;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr =
-	    (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[sect]);
-
-	start = get_timer(0);
-	last = start;
-	while (((CONFIG_SYS_FLASH_WORD_SIZE)addr[0] & (CONFIG_SYS_FLASH_WORD_SIZE) 0x80808080) !=
-	       (CONFIG_SYS_FLASH_WORD_SIZE) 0x80808080) {
-		if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
-			printf("Timeout\n");
-			return -1;
-		}
-		/* show that we're waiting */
-		if ((now - last) > 1000) { /* every second */
-			putc('.');
-			last = now;
-		}
-	}
-	return 0;
-}
-
-static int flash_erase_2(flash_info_t * info, int s_first, int s_last)
-{
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr = (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[0]);
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2;
-	int flag, prot, sect;
-	int i;
-
-	if ((s_first < 0) || (s_first > s_last)) {
-		if (info->flash_id == FLASH_UNKNOWN) {
-			printf("- missing\n");
-		} else {
-			printf("- no sectors to erase\n");
-		}
-		return 1;
-	}
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		printf("Can't erase unknown flash type - aborted\n");
-		return 1;
-	}
-
-	prot = 0;
-	for (sect = s_first; sect <= s_last; ++sect) {
-		if (info->protect[sect]) {
-			prot++;
-		}
-	}
-
-	if (prot) {
-		printf("- Warning: %d protected sectors will not be erased!\n",
-		       prot);
-	} else {
-		printf("\n");
-	}
-
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts();
-
-	/* Start erase on unprotected sectors */
-	for (sect = s_first; sect <= s_last; sect++) {
-		if (info->protect[sect] == 0) {	/* not protected */
-			addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[sect]);
-
-			if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x80808080;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-				addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x50505050;	/* block erase */
-				for (i = 0; i < 50; i++)
-					udelay(1000);	/* wait 1 ms */
-			} else {
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x80808080;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-				addr[CONFIG_SYS_FLASH_CHAR_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-				addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x30303030;	/* sector erase */
-			}
-			/*
-			 * Wait for each sector to complete, it's more
-			 * reliable.  According to AMD Spec, you must
-			 * issue all erase commands within a specified
-			 * timeout.  This has been seen to fail, especially
-			 * if printf()s are included (for debug)!!
-			 */
-			wait_for_DQ7_2(info, sect);
-		}
-	}
-
-	/* re-enable interrupts if necessary */
-	if (flag)
-		enable_interrupts();
-
-	/* wait at least 80us - let's wait 1 ms */
-	udelay(1000);
-
-	/* reset to read mode */
-	addr = (CONFIG_SYS_FLASH_WORD_SIZE *) info->start[0];
-	addr[0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xF0F0F0F0; /* reset bank */
-
-	printf(" done\n");
-	return 0;
-}
-
-static int write_word_2(flash_info_t * info, ulong dest, ulong data)
-{
-	ulong *data_ptr = &data;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[0]);
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *dest2 = (CONFIG_SYS_FLASH_WORD_SIZE *)dest;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 = (CONFIG_SYS_FLASH_WORD_SIZE *)data_ptr;
-	ulong start;
-	int i;
-
-	/* Check if Flash is (sufficiently) erased */
-	if ((*((vu_long *)dest) & data) != data) {
-		return 2;
-	}
-
-	for (i = 0; i < 4 / sizeof(CONFIG_SYS_FLASH_WORD_SIZE); i++) {
-		int flag;
-
-		/* Disable interrupts which might cause a timeout here */
-		flag = disable_interrupts();
-
-		addr2[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xAAAAAAAA;
-		addr2[CONFIG_SYS_FLASH_CHAR_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE) 0x55555555;
-		addr2[CONFIG_SYS_FLASH_CHAR_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE) 0xA0A0A0A0;
-
-		dest2[i] = data2[i];
-
-		/* re-enable interrupts if necessary */
-		if (flag)
-			enable_interrupts();
-
-		/* data polling for D7 */
-		start = get_timer(0);
-		while ((dest2[i] & (CONFIG_SYS_FLASH_WORD_SIZE) 0x80808080) !=
-		       (data2[i] & (CONFIG_SYS_FLASH_WORD_SIZE) 0x80808080)) {
-
-			if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
-				return 1;
-			}
-		}
-	}
-
-	return 0;
-}
-
-#endif /* FLASH_BASE1_PRELIM */
diff --git a/board/amcc/taihu/lcd.c b/board/amcc/taihu/lcd.c
deleted file mode 100644
index c7c7fa4..0000000
--- a/board/amcc/taihu/lcd.c
+++ /dev/null
@@ -1,237 +0,0 @@
-/*
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <config.h>
-#include <common.h>
-#include <command.h>
-#include <asm/io.h>
-#include <asm/ppc4xx-gpio.h>
-
-#define LCD_CMD_ADDR	0x50100002
-#define LCD_DATA_ADDR	0x50100003
-#define LCD_BLK_CTRL	CPLD_REG1_ADDR
-
-static char *amcc_logo = "AMCC 405EP TAIHU EVALUATION KIT";
-static int addr_flag = 0x80;
-
-static void lcd_bl_ctrl(char val)
-{
-	out_8((u8 *) LCD_BLK_CTRL, in_8((u8 *) LCD_BLK_CTRL) | val);
-}
-
-static void lcd_putc(int val)
-{
-	int i = 100;
-	char addr;
-
-	while (i--) {
-		if ((in_8((u8 *) LCD_CMD_ADDR) & 0x80) != 0x80) { /*BF = 1 ?*/
-			udelay(50);
-			break;
-		}
-		udelay(50);
-	}
-
-	if (in_8((u8 *) LCD_CMD_ADDR) & 0x80) {
-		printf("LCD is busy\n");
-		return;
-	}
-
-	addr = in_8((u8 *) LCD_CMD_ADDR);
-	udelay(50);
-	if ((addr != 0) && (addr % 0x10 == 0)) {
-		addr_flag ^= 0x40;
-		out_8((u8 *) LCD_CMD_ADDR, addr_flag);
-	}
-
-	udelay(50);
-	out_8((u8 *) LCD_DATA_ADDR, val);
-	udelay(50);
-}
-
-static void lcd_puts(char *s)
-{
-	char *p = s;
-	int i = 100;
-
-	while (i--) {
-		if ((in_8((u8 *) LCD_CMD_ADDR) & 0x80) != 0x80) { /*BF = 1 ?*/
-			udelay(50);
-			break;
-		}
-		udelay(50);
-	}
-
-	if (in_8((u8 *) LCD_CMD_ADDR) & 0x80) {
-		printf("LCD is busy\n");
-		return;
-	}
-
-	while (*p)
-		lcd_putc(*p++);
-}
-
-static void lcd_put_logo(void)
-{
-	int i = 100;
-	char *p = amcc_logo;
-
-	while (i--) {
-		if ((in_8((u8 *) LCD_CMD_ADDR) & 0x80) != 0x80) { /*BF = 1 ?*/
-			udelay(50);
-			break;
-		}
-		udelay(50);
-	}
-
-	if (in_8((u8 *) LCD_CMD_ADDR) & 0x80) {
-		printf("LCD is busy\n");
-		return;
-	}
-
-	out_8((u8 *) LCD_CMD_ADDR, 0x80);
-	while (*p)
-		lcd_putc(*p++);
-}
-
-int lcd_init(void)
-{
-	puts("LCD: ");
-	out_8((u8 *) LCD_CMD_ADDR, 0x38); /* set function:8-bit,2-line,5x7 font type */
-	udelay(50);
-	out_8((u8 *) LCD_CMD_ADDR, 0x0f); /* set display on,cursor on,blink on */
-	udelay(50);
-	out_8((u8 *) LCD_CMD_ADDR, 0x01); /* display clear */
-	udelay(2000);
-	out_8((u8 *) LCD_CMD_ADDR, 0x06); /* set entry */
-	udelay(50);
-	lcd_bl_ctrl(0x02);		/* set backlight on */
-	lcd_put_logo();
-	puts("ready\n");
-
-	return 0;
-}
-
-static int do_lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
-{
-	out_8((u8 *) LCD_CMD_ADDR, 0x01);
-	udelay(2000);
-
-	return 0;
-}
-
-static int do_lcd_puts (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
-{
-	if (argc < 2)
-		return cmd_usage(cmdtp);
-
-	lcd_puts(argv[1]);
-
-	return 0;
-}
-
-static int do_lcd_putc (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
-{
-	if (argc < 2)
-		return cmd_usage(cmdtp);
-
-	lcd_putc((char)argv[1][0]);
-
-	return 0;
-}
-
-static int do_lcd_cur (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
-{
-	ulong count;
-	ulong dir;
-	char cur_addr;
-
-	if (argc < 3)
-		return cmd_usage(cmdtp);
-
-	count = simple_strtoul(argv[1], NULL, 16);
-	if (count > 31) {
-		printf("unable to shift > 0x20\n");
-		count = 0;
-	}
-
-	dir = simple_strtoul(argv[2], NULL, 16);
-	cur_addr = in_8((u8 *) LCD_CMD_ADDR);
-	udelay(50);
-
-	if (dir == 0x0) {
-		if (addr_flag == 0x80) {
-			if (count >= (cur_addr & 0xf)) {
-				out_8((u8 *) LCD_CMD_ADDR, 0x80);
-				udelay(50);
-				count = 0;
-			}
-		} else {
-			if (count >= ((cur_addr & 0x0f) + 0x0f)) {
-				out_8((u8 *) LCD_CMD_ADDR, 0x80);
-				addr_flag = 0x80;
-				udelay(50);
-				count = 0x0;
-			} else if (count >= ( cur_addr & 0xf)) {
-				count -= cur_addr & 0xf ;
-				out_8((u8 *) LCD_CMD_ADDR, 0x80 | 0xf);
-				addr_flag = 0x80;
-				udelay(50);
-			}
-		}
-	} else {
-		if (addr_flag == 0x80) {
-			if (count >= (0x1f - (cur_addr & 0xf))) {
-				count = 0x0;
-				addr_flag = 0xc0;
-				out_8((u8 *) LCD_CMD_ADDR, 0xc0 | 0xf);
-				udelay(50);
-			} else if ((count + (cur_addr & 0xf ))>=  0x0f) {
-				count = count + (cur_addr & 0xf) - 0x0f;
-				addr_flag = 0xc0;
-				out_8((u8 *) LCD_CMD_ADDR, 0xc0);
-				udelay(50);
-			}
-		} else if ((count + (cur_addr & 0xf )) >= 0x0f) {
-			count = 0x0;
-			out_8((u8 *) LCD_CMD_ADDR, 0xC0 | 0x0F);
-			udelay(50);
-		}
-	}
-	while (count--) {
-		if (dir == 0)
-			out_8((u8 *) LCD_CMD_ADDR, 0x10);
-		else
-			out_8((u8 *) LCD_CMD_ADDR, 0x14);
-		udelay(50);
-	}
-
-	return 0;
-}
-
-U_BOOT_CMD(
-	lcd_cls, 1, 1, do_lcd_clear,
-	"lcd clear display",
-	""
-);
-
-U_BOOT_CMD(
-	lcd_puts, 2, 1, do_lcd_puts,
-	"display string on lcd",
-	"<string> - <string> to be displayed"
-);
-
-U_BOOT_CMD(
-	lcd_putc, 2, 1, do_lcd_putc,
-	"display char on lcd",
-	"<char> - <char> to be displayed"
-);
-
-U_BOOT_CMD(
-	lcd_cur, 3, 1, do_lcd_cur,
-	"shift cursor on lcd",
-	"<count> <dir> - shift cursor on lcd <count> times, direction is <dir> \n"
-	" <count> - 0..31\n"
-	" <dir>   - 0=backward 1=forward"
-);
diff --git a/board/amcc/taihu/taihu.c b/board/amcc/taihu/taihu.c
deleted file mode 100644
index fcb8936..0000000
--- a/board/amcc/taihu/taihu.c
+++ /dev/null
@@ -1,180 +0,0 @@
-/*
- * (C) Copyright 2000-2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2005-2007
- * Beijing UD Technology Co., Ltd., taihusupport@amcc.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-#include <common.h>
-#include <command.h>
-#include <asm/processor.h>
-#include <asm/io.h>
-#include <spi.h>
-#include <netdev.h>
-#include <asm/ppc4xx-gpio.h>
-
-extern int lcd_init(void);
-
-/*
- * board_early_init_f
- */
-int board_early_init_f(void)
-{
-	lcd_init();
-
-	mtdcr(UIC0SR, 0xFFFFFFFF);	/* clear all ints */
-	mtdcr(UIC0ER, 0x00000000);	/* disable all ints */
-	mtdcr(UIC0CR, 0x00000000);
-	mtdcr(UIC0PR, 0xFFFF7F00);	/* set int polarities */
-	mtdcr(UIC0TR, 0x00000000);	/* set int trigger levels */
-	mtdcr(UIC0SR, 0xFFFFFFFF);	/* clear all ints */
-	mtdcr(UIC0VCR, 0x00000001);	/* set vect base=0,INT0 highest priority */
-
-	mtebc(PB3AP, CONFIG_SYS_EBC_PB3AP);	/* memory bank 3 (CPLD_LCM) initialization */
-	mtebc(PB3CR, CONFIG_SYS_EBC_PB3CR);
-
-	/*
-	 * Configure CPC0_PCI to enable PerWE as output
-	 * and enable the internal PCI arbiter
-	 */
-	mtdcr(CPC0_PCI, CPC0_PCI_SPE | CPC0_PCI_HOST_CFG_EN | CPC0_PCI_ARBIT_EN);
-
-	return 0;
-}
-
-/*
- * Check Board Identity:
- */
-int checkboard(void)
-{
-	char buf[64];
-	int i = getenv_f("serial#", buf, sizeof(buf));
-
-	puts("Board: Taihu - AMCC PPC405EP Evaluation Board");
-
-	if (i > 0) {
-		puts(", serial# ");
-		puts(buf);
-	}
-	putc('\n');
-
-	return 0;
-}
-
-static int do_sw_stat(cmd_tbl_t* cmd_tp, int flags, int argc, char * const argv[])
-{
-	char stat;
-	int i;
-
-	stat = in_8((u8 *) CPLD_REG0_ADDR);
-	printf("SW2 status: ");
-	for (i=0; i<4; i++) /* 4-position */
-		printf("%d:%s ", i, stat & (0x08 >> i)?"on":"off");
-	printf("\n");
-	return 0;
-}
-
-U_BOOT_CMD (
-	sw2_stat, 1, 1, do_sw_stat,
-	"show status of switch 2",
-	""
-);
-
-static int do_led_ctl(cmd_tbl_t* cmd_tp, int flags, int argc, char * const argv[])
-{
-	int led_no;
-
-	if (argc != 3)
-		return cmd_usage(cmd_tp);
-
-	led_no = simple_strtoul(argv[1], NULL, 16);
-	if (led_no != 1 && led_no != 2)
-		return cmd_usage(cmd_tp);
-
-	if (strcmp(argv[2],"off") == 0x0) {
-		if (led_no == 1)
-			gpio_write_bit(30, 1);
-		else
-			gpio_write_bit(31, 1);
-	} else if (strcmp(argv[2],"on") == 0x0) {
-		if (led_no == 1)
-			gpio_write_bit(30, 0);
-		else
-			gpio_write_bit(31, 0);
-	} else {
-		return cmd_usage(cmd_tp);
-	}
-
-	return 0;
-}
-
-U_BOOT_CMD (
-	led_ctl, 3, 1, do_led_ctl,
-	"make led 1 or 2  on or off",
-	"<led_no> <on/off>	-  make led <led_no> on/off,\n"
-	"\tled_no is 1 or 2"
-);
-
-#define SPI_CS_GPIO0	0
-#define SPI_SCLK_GPIO14	14
-#define SPI_DIN_GPIO15	15
-#define SPI_DOUT_GPIO16	16
-
-void spi_scl(int bit)
-{
-	gpio_write_bit(SPI_SCLK_GPIO14, bit);
-}
-
-void spi_sda(int bit)
-{
-	gpio_write_bit(SPI_DOUT_GPIO16, bit);
-}
-
-unsigned char spi_read(void)
-{
-	return (unsigned char)gpio_read_in_bit(SPI_DIN_GPIO15);
-}
-
-int spi_cs_is_valid(unsigned int bus, unsigned int cs)
-{
-	return bus == 0 && cs == 0;
-}
-
-void spi_cs_activate(struct spi_slave *slave)
-{
-	gpio_write_bit(SPI_CS_GPIO0, 1);
-}
-
-void spi_cs_deactivate(struct spi_slave *slave)
-{
-	gpio_write_bit(SPI_CS_GPIO0, 0);
-}
-
-#ifdef CONFIG_PCI
-static unsigned char int_lines[32] = {
-	29, 30, 27, 28, 29, 30, 25, 27,
-	29, 30, 27, 28, 29, 30, 27, 28,
-	29, 30, 27, 28, 29, 30, 27, 28,
-	29, 30, 27, 28, 29, 30, 27, 28};
-
-static void taihu_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
-{
-	unsigned char int_line = int_lines[PCI_DEV(dev) & 31];
-
-	pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line);
-}
-
-int pci_pre_init(struct pci_controller *hose)
-{
-	hose->fixup_irq = taihu_pci_fixup_irq;
-	return 1;
-}
-#endif /* CONFIG_PCI */
-
-int board_eth_init(bd_t *bis)
-{
-	cpu_eth_init(bis);
-	return pci_eth_init(bis);
-}
diff --git a/board/amcc/taihu/update.c b/board/amcc/taihu/update.c
deleted file mode 100644
index ace217d..0000000
--- a/board/amcc/taihu/update.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <config.h>
-#include <common.h>
-#include <command.h>
-#include <asm/processor.h>
-#include <i2c.h>
-
-#define PCI_M66EN 0x10
-
-static uchar buf_33[] =
-{
-	0xb5,	/* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/
-	0x80,	/* 0x01~0x03:ptm1ms =0x80000001 */
-	0x00,
-	0x00,
-	0x00,	/* 0x04~0x06:ptm1la = 0x00000000 */
-	0x00,
-	0x00,
-	0x00,	/* 0x07~0x09:ptm2ma = 0x00000000 */
-	0x00,
-	0x00,
-	0x00,	/* 0x0a~0x0c:ptm2la = 0x00000000 */
-	0x00,
-	0x00,
-	0x10,	/* 0x0d~0x0e:vendor id 0x1014*/
-	0x14,
-	0x00,	/* 0x0f~0x10:device id 0x0000*/
-	0x00,
-	0x00,	/* 0x11:revision 0x00 */
-	0x00,	/* 0x12~0x14:class 0x000000 */
-	0x00,
-	0x00,
-	0x10,	/* 0x15~0x16:subsystem vendor id */
-	0xe8,
-	0x00,	/* 0x17~0x18:subsystem device id */
-	0x00,
-	0x61,	/* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */
-	0x68,	/* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */
-	0x2d,	/* 0x1b: fwdvb=0b101,fwdva=0b101 */
-	0x82,	/* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */
-	0xbe,	/* 0x1d: tun[24-31]=0xbe */
-	0x00,
-	0x00
-};
-
-static uchar buf_66[] =
-{
-	0xb5,	/* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/
-	0x80,	/* 0x01~0x03:ptm1ms =0x80000001 */
-	0x00,
-	0x00,
-	0x00,	/* 0x04~0x06:ptm1la = 0x00000000 */
-	0x00,
-	0x00,
-	0x00,	/* 0x07~0x09:ptm2ma = 0x00000000 */
-	0x00,
-	0x00,
-	0x00,	/* 0x0a~0x0c:ptm2la = 0x00000000 */
-	0x00,
-	0x00,
-	0x10,	/* 0x0d~0x0e:vendor id 0x1014*/
-	0x14,
-	0x00,	/* 0x0f~0x10:device id 0x0000*/
-	0x00,
-	0x00,	/* 0x11:revision 0x00 */
-	0x00,	/* 0x12~0x14:class 0x000000 */
-	0x00,
-	0x00,
-	0x10,	/* 0x15~0x16:subsystem vendor id */
-	0xe8,
-	0x00,	/* 0x17~0x18:subsystem device id */
-	0x00,
-	0x61,	/* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */
-	0x68,	/* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */
-	0x2d,	/* 0x1b: fwdvb=0b101,fwdva=0b101 */
-	0x82,	/* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */
-	0xbe,	/* 0x1d: tun[24-31]=0xbe */
-	0x00,
-	0x00
-};
-
-static int update_boot_eeprom(cmd_tbl_t* cmdtp, int flag, int argc, char * const argv[])
-{
-	ulong len = 0x20;
-	uchar chip = CONFIG_SYS_I2C_EEPROM_ADDR;
-	uchar *pbuf;
-	uchar base;
-	int i;
-
-	if ((*(volatile char*)CPLD_REG0_ADDR & PCI_M66EN) != PCI_M66EN) {
-		pbuf = buf_33;
-		base = 0x00;
-	} else {
-		pbuf = buf_66;
-		base = 0x40;
-	}
-
-	for (i = 0; i< len; i++, base++) {
-		if (i2c_write(chip, base, 1, &pbuf[i],1)!= 0) {
-			printf("i2c_write fail\n");
-			return 1;
-		}
-		udelay(11000);
-	}
-
-	return 0;
-}
-
-U_BOOT_CMD (
-	update_boot_eeprom, 1, 1, update_boot_eeprom,
-	"update boot eeprom content",
-	""
-);