powerpc: remove 4xx support

There was for long time no activity in the 4xx area.
We need to go further and convert to Kconfig, but it
turned out, nobody is interested anymore in 4xx,
so remove it.

Signed-off-by: Heiko Schocher <hs@denx.de>

5 files changed, 0 insertions, 294 deletions

diff --git a/board/amcc/walnut/Kconfig b/board/amcc/walnut/Kconfig
deleted file mode 100644
index 94e3dc9..0000000
--- a/board/amcc/walnut/Kconfig
+++ /dev/null
@@ -1,12 +0,0 @@
-if TARGET_WALNUT
-
-config SYS_BOARD
-	default "walnut"
-
-config SYS_VENDOR
-	default "amcc"
-
-config SYS_CONFIG_NAME
-	default "walnut"
-
-endif
diff --git a/board/amcc/walnut/MAINTAINERS b/board/amcc/walnut/MAINTAINERS
deleted file mode 100644
index 2a98c85..0000000
--- a/board/amcc/walnut/MAINTAINERS
+++ /dev/null
@@ -1,7 +0,0 @@
-WALNUT BOARD
-M:	Stefan Roese <sr@denx.de>
-S:	Maintained
-F:	board/amcc/walnut/
-F:	include/configs/walnut.h
-F:	configs/sycamore_defconfig
-F:	configs/walnut_defconfig
diff --git a/board/amcc/walnut/Makefile b/board/amcc/walnut/Makefile
deleted file mode 100644
index 9228170..0000000
--- a/board/amcc/walnut/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	= walnut.o flash.o
diff --git a/board/amcc/walnut/flash.c b/board/amcc/walnut/flash.c
deleted file mode 100644
index cc0f425..0000000
--- a/board/amcc/walnut/flash.c
+++ /dev/null
@@ -1,183 +0,0 @@
-/*
- * (C) Copyright 2000-2005
- * 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>
-
-#undef DEBUG
-#ifdef DEBUG
-#define DEBUGF(x...) printf(x)
-#else
-#define DEBUGF(x...)
-#endif				/* DEBUG */
-
-/*
- * include common flash code (for amcc boards)
- */
-#include "../common/flash.c"
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size(vu_long * addr, flash_info_t * info);
-static void flash_get_offsets(ulong base, flash_info_t * info);
-
-unsigned long flash_init(void)
-{
-	unsigned long size_b0, size_b1;
-	int i;
-	uint pbcr;
-	unsigned long base_b0, base_b1;
-
-	/* 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);
-	}
-
-	/* Only one bank */
-	if (CONFIG_SYS_MAX_FLASH_BANKS == 1) {
-		/* 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
-
-		size_b1 = 0;
-		flash_info[0].size = size_b0;
-	} else {
-		/* 2 banks */
-		size_b1 =
-		    flash_get_size((vu_long *) FLASH_BASE1_PRELIM,
-				   &flash_info[1]);
-
-		/* Re-do sizing to get full correct info */
-
-		if (size_b1) {
-			mtdcr(EBC0_CFGADDR, PB0CR);
-			pbcr = mfdcr(EBC0_CFGDATA);
-			mtdcr(EBC0_CFGADDR, PB0CR);
-			base_b1 = -size_b1;
-			pbcr =
-			    (pbcr & 0x0001ffff) | base_b1 |
-			    (((size_b1 / 1024 / 1024) - 1) << 17);
-			mtdcr(EBC0_CFGDATA, pbcr);
-			/*          printf("PB1CR = %x\n", pbcr); */
-		}
-
-		if (size_b0) {
-			mtdcr(EBC0_CFGADDR, PB1CR);
-			pbcr = mfdcr(EBC0_CFGDATA);
-			mtdcr(EBC0_CFGADDR, PB1CR);
-			base_b0 = base_b1 - size_b0;
-			pbcr =
-			    (pbcr & 0x0001ffff) | base_b0 |
-			    (((size_b0 / 1024 / 1024) - 1) << 17);
-			mtdcr(EBC0_CFGDATA, pbcr);
-			/*            printf("PB0CR = %x\n", pbcr); */
-		}
-
-		size_b0 = flash_get_size((vu_long *) base_b0, &flash_info[0]);
-
-		flash_get_offsets(base_b0, &flash_info[0]);
-
-		/* monitor protection ON by default */
-		(void)flash_protect(FLAG_PROTECT_SET,
-				    base_b0 + size_b0 - monitor_flash_len,
-				    base_b0 + size_b0 - 1, &flash_info[0]);
-
-		if (size_b1) {
-			/* Re-do sizing to get full correct info */
-			size_b1 =
-			    flash_get_size((vu_long *) base_b1, &flash_info[1]);
-
-			flash_get_offsets(base_b1, &flash_info[1]);
-
-			/* monitor protection ON by default */
-			(void)flash_protect(FLAG_PROTECT_SET,
-					    base_b1 + size_b1 -
-					    monitor_flash_len,
-					    base_b1 + size_b1 - 1,
-					    &flash_info[1]);
-			/* monitor protection OFF by default (one is enough) */
-			(void)flash_protect(FLAG_PROTECT_CLEAR,
-					    base_b0 + size_b0 -
-					    monitor_flash_len,
-					    base_b0 + size_b0 - 1,
-					    &flash_info[0]);
-		} else {
-			flash_info[1].flash_id = FLASH_UNKNOWN;
-			flash_info[1].sector_count = -1;
-		}
-
-		flash_info[0].size = size_b0;
-		flash_info[1].size = size_b1;
-	}			/* else 2 banks */
-	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_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;
-			}
-		}
-	}
-}
diff --git a/board/amcc/walnut/walnut.c b/board/amcc/walnut/walnut.c
deleted file mode 100644
index b21daa0..0000000
--- a/board/amcc/walnut/walnut.c
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * (C) Copyright 2000-2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/processor.h>
-#include <spd_sdram.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-int board_early_init_f(void)
-{
-	/*-------------------------------------------------------------------------+
-	  | Interrupt controller setup for the Walnut/Sycamore board.
-	  | Note: IRQ 0-15  405GP internally generated; active high; level sensitive
-	  |       IRQ 16    405GP internally generated; active low; level sensitive
-	  |       IRQ 17-24 RESERVED
-	  |       IRQ 25 (EXT IRQ 0) FPGA; active high; level sensitive
-	  |       IRQ 26 (EXT IRQ 1) SMI; active high; level sensitive
-	  |       IRQ 27 (EXT IRQ 2) Not Used
-	  |       IRQ 28 (EXT IRQ 3) PCI SLOT 3; active low; level sensitive
-	  |       IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive
-	  |       IRQ 30 (EXT IRQ 5) PCI SLOT 1; active low; level sensitive
-	  |       IRQ 31 (EXT IRQ 6) PCI SLOT 0; active low; level sensitive
-	  | Note for Walnut board:
-	  |       An interrupt taken for the FPGA (IRQ 25) indicates that either
-	  |       the Mouse, Keyboard, IRDA, or External Expansion caused the
-	  |       interrupt. The FPGA must be read to determine which device
-	  |       caused the interrupt. The default setting of the FPGA clears
-	  |
-	  +-------------------------------------------------------------------------*/
-
-	mtdcr(UIC0SR, 0xFFFFFFFF);	/* clear all ints */
-	mtdcr(UIC0ER, 0x00000000);	/* disable all ints */
-	mtdcr(UIC0CR, 0x00000020);	/* set all but FPGA SMI to be non-critical */
-	mtdcr(UIC0PR, 0xFFFFFFE0);	/* set int polarities */
-	mtdcr(UIC0TR, 0x10000000);	/* set int trigger levels */
-	mtdcr(UIC0VCR, 0x00000001);	/* set vect base=0,INT0 highest priority */
-	mtdcr(UIC0SR, 0xFFFFFFFF);	/* clear all ints */
-
-	/* set UART1 control to select CTS/RTS */
-#define FPGA_BRDC       0xF0300004
-	*(volatile char *)(FPGA_BRDC) |= 0x1;
-
-	return 0;
-}
-
-/*
- * Check Board Identity:
- */
-int checkboard(void)
-{
-	char buf[64];
-	int i = getenv_f("serial#", buf, sizeof(buf));
-	uint pvr = get_pvr();
-
-	if (pvr == PVR_405GPR_RB) {
-		puts("Board: Sycamore - AMCC PPC405GPr Evaluation Board");
-	} else {
-		puts("Board: Walnut - AMCC PPC405GP Evaluation Board");
-	}
-
-	if (i > 0) {
-		puts(", serial# ");
-		puts(buf);
-	}
-	putc('\n');
-
-	return (0);
-}
-
-/*
- * dram_init() reads EEPROM via I2c. EEPROM contains all of
- * the necessary info for SDRAM controller configuration
- */
-int dram_init(void)
-{
-	gd->ram_size = spd_sdram();
-
-	return 0;
-}