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>

1 files changed, 0 insertions, 84 deletions

diff --git a/board/amcc/walnut/walnut.c b/board/amcc/walnut/walnut.c
deleted file mode 100644
index b21daa0af8..0000000000
--- 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;
-}