remove old /cpu directory

1 files changed, 0 insertions, 500 deletions

diff --git a/cpu/ppc4xx/cpu.c b/cpu/ppc4xx/cpu.c
deleted file mode 100644
index 9c5c9109b1..0000000000
--- a/cpu/ppc4xx/cpu.c
+++ /dev/null
@@ -1,500 +0,0 @@
-/*
- * (C) Copyright 2000-2006
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-/*
- * CPU specific code
- *
- * written or collected and sometimes rewritten by
- * Magnus Damm <damm@bitsmart.com>
- *
- * minor modifications by
- * Wolfgang Denk <wd@denx.de>
- */
-
-#include <common.h>
-#include <watchdog.h>
-#include <command.h>
-#include <asm/cache.h>
-#include <ppc4xx.h>
-
-#if !defined(CONFIG_405)
-DECLARE_GLOBAL_DATA_PTR;
-#endif
-
-#if defined(CONFIG_BOARD_RESET)
-void board_reset(void);
-#endif
-
-#if defined(CONFIG_440)
-#define FREQ_EBC		(sys_info.freqEPB)
-#else
-#define FREQ_EBC		(sys_info.freqPLB / sys_info.pllExtBusDiv)
-#endif
-
-#if defined(CONFIG_405GP) || \
-    defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
-    defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
-
-#define PCI_ASYNC
-
-int pci_async_enabled(void)
-{
-#if defined(CONFIG_405GP)
-	return (mfdcr(strap) & PSR_PCI_ASYNC_EN);
-#endif
-
-#if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
-    defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
-	unsigned long val;
-
-	mfsdr(sdr_sdstp1, val);
-	return (val & SDR0_SDSTP1_PAME_MASK);
-#endif
-}
-#endif
-
-#if defined(CONFIG_PCI) && !defined(CONFIG_IOP480) && !defined(CONFIG_405)
-int pci_arbiter_enabled(void)
-{
-#if defined(CONFIG_405GP)
-	return (mfdcr(strap) & PSR_PCI_ARBIT_EN);
-#endif
-
-#if defined(CONFIG_405EP)
-	return (mfdcr(cpc0_pci) & CPC0_PCI_ARBIT_EN);
-#endif
-
-#if defined(CONFIG_440GP)
-	return (mfdcr(cpc0_strp1) & CPC0_STRP1_PAE_MASK);
-#endif
-
-#if defined(CONFIG_440GX) || \
-    defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
-    defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
-    defined(CONFIG_440SP) || defined(CONFIG_440SPE)
-	unsigned long val;
-
-	mfsdr(sdr_sdstp1, val);
-	return (val & SDR0_SDSTP1_PAE_MASK);
-#endif
-}
-#endif
-
-#if defined(CONFIG_405EP) || defined(CONFIG_440GX) || \
-    defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
-    defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
-    defined(CONFIG_440SP) || defined(CONFIG_440SPE)
-
-#define I2C_BOOTROM
-
-int i2c_bootrom_enabled(void)
-{
-#if defined(CONFIG_405EP)
-	return (mfdcr(cpc0_boot) & CPC0_BOOT_SEP);
-#else
-	unsigned long val;
-
-	mfsdr(sdr_sdcs, val);
-	return (val & SDR0_SDCS_SDD);
-#endif
-}
-
-#if defined(CONFIG_440GX)
-#define SDR0_PINSTP_SHIFT	29
-static char *bootstrap_str[] = {
-	"EBC (16 bits)",
-	"EBC (8 bits)",
-	"EBC (32 bits)",
-	"EBC (8 bits)",
-	"PCI",
-	"I2C (Addr 0x54)",
-	"Reserved",
-	"I2C (Addr 0x50)",
-};
-#endif
-
-#if defined(CONFIG_440SP) || defined(CONFIG_440SPE)
-#define SDR0_PINSTP_SHIFT	30
-static char *bootstrap_str[] = {
-	"EBC (8 bits)",
-	"PCI",
-	"I2C (Addr 0x54)",
-	"I2C (Addr 0x50)",
-};
-#endif
-
-#if defined(CONFIG_440EP) || defined(CONFIG_440GR)
-#define SDR0_PINSTP_SHIFT	29
-static char *bootstrap_str[] = {
-	"EBC (8 bits)",
-	"PCI",
-	"NAND (8 bits)",
-	"EBC (16 bits)",
-	"EBC (16 bits)",
-	"I2C (Addr 0x54)",
-	"PCI",
-	"I2C (Addr 0x52)",
-};
-#endif
-
-#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
-#define SDR0_PINSTP_SHIFT	29
-static char *bootstrap_str[] = {
-	"EBC (8 bits)",
-	"EBC (16 bits)",
-	"EBC (16 bits)",
-	"NAND (8 bits)",
-	"PCI",
-	"I2C (Addr 0x54)",
-	"PCI",
-	"I2C (Addr 0x52)",
-};
-#endif
-
-#if defined(SDR0_PINSTP_SHIFT)
-static int bootstrap_option(void)
-{
-	unsigned long val;
-
-	mfsdr(sdr_pinstp, val);
-	return ((val & 0xe0000000) >> SDR0_PINSTP_SHIFT);
-}
-#endif /* SDR0_PINSTP_SHIFT */
-#endif
-
-
-#if defined(CONFIG_440)
-static int do_chip_reset(unsigned long sys0, unsigned long sys1);
-#endif
-
-
-int checkcpu (void)
-{
-#if !defined(CONFIG_405)	/* not used on Xilinx 405 FPGA implementations */
-	uint pvr = get_pvr();
-	ulong clock = gd->cpu_clk;
-	char buf[32];
-
-#if !defined(CONFIG_IOP480)
-	char addstr[64] = "";
-	sys_info_t sys_info;
-
-	puts ("CPU:   ");
-
-	get_sys_info(&sys_info);
-
-	puts("AMCC PowerPC 4");
-
-#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_405EP)
-	puts("05");
-#endif
-#if defined(CONFIG_440)
-	puts("40");
-#endif
-
-	switch (pvr) {
-	case PVR_405GP_RB:
-		puts("GP Rev. B");
-		break;
-
-	case PVR_405GP_RC:
-		puts("GP Rev. C");
-		break;
-
-	case PVR_405GP_RD:
-		puts("GP Rev. D");
-		break;
-
-#ifdef CONFIG_405GP
-	case PVR_405GP_RE: /* 405GP rev E and 405CR rev C have same PVR */
-		puts("GP Rev. E");
-		break;
-#endif
-
-	case PVR_405CR_RA:
-		puts("CR Rev. A");
-		break;
-
-	case PVR_405CR_RB:
-		puts("CR Rev. B");
-		break;
-
-#ifdef CONFIG_405CR
-	case PVR_405CR_RC: /* 405GP rev E and 405CR rev C have same PVR */
-		puts("CR Rev. C");
-		break;
-#endif
-
-	case PVR_405GPR_RB:
-		puts("GPr Rev. B");
-		break;
-
-	case PVR_405EP_RB:
-		puts("EP Rev. B");
-		break;
-
-#if defined(CONFIG_440)
-	case PVR_440GP_RB:
-		puts("GP Rev. B");
-		/* See errata 1.12: CHIP_4 */
-		if ((mfdcr(cpc0_sys0) != mfdcr(cpc0_strp0)) ||
-		    (mfdcr(cpc0_sys1) != mfdcr(cpc0_strp1)) ){
-			puts (  "\n\t CPC0_SYSx DCRs corrupted. "
-				"Resetting chip ...\n");
-			udelay( 1000 * 1000 ); /* Give time for serial buf to clear */
-			do_chip_reset ( mfdcr(cpc0_strp0),
-					mfdcr(cpc0_strp1) );
-		}
-		break;
-
-	case PVR_440GP_RC:
-		puts("GP Rev. C");
-		break;
-
-	case PVR_440GX_RA:
-		puts("GX Rev. A");
-		break;
-
-	case PVR_440GX_RB:
-		puts("GX Rev. B");
-		break;
-
-	case PVR_440GX_RC:
-		puts("GX Rev. C");
-		break;
-
-	case PVR_440GX_RF:
-		puts("GX Rev. F");
-		break;
-
-	case PVR_440EP_RA:
-		puts("EP Rev. A");
-		break;
-
-#ifdef CONFIG_440EP
-	case PVR_440EP_RB: /* 440EP rev B and 440GR rev A have same PVR */
-		puts("EP Rev. B");
-		break;
-
-	case PVR_440EP_RC: /* 440EP rev C and 440GR rev B have same PVR */
-		puts("EP Rev. C");
-		break;
-#endif /*  CONFIG_440EP */
-
-#ifdef CONFIG_440GR
-	case PVR_440GR_RA: /* 440EP rev B and 440GR rev A have same PVR */
-		puts("GR Rev. A");
-		break;
-
-	case PVR_440GR_RB: /* 440EP rev C and 440GR rev B have same PVR */
-		puts("GR Rev. B");
-		break;
-#endif /* CONFIG_440GR */
-#endif /* CONFIG_440 */
-
-	case PVR_440EPX1_RA:
-		puts("EPx Rev. A");
-		strcpy(addstr, "Security/Kasumi support");
-		break;
-
-	case PVR_440EPX2_RA:
-		puts("EPx Rev. A");
-		strcpy(addstr, "No Security/Kasumi support");
-		break;
-
-	case PVR_440GRX1_RA:
-		puts("GRx Rev. A");
-		strcpy(addstr, "Security/Kasumi support");
-		break;
-
-	case PVR_440GRX2_RA:
-		puts("GRx Rev. A");
-		strcpy(addstr, "No Security/Kasumi support");
-		break;
-
-	case PVR_440SP_RA:
-		puts("SP Rev. A");
-		break;
-
-	case PVR_440SP_RB:
-		puts("SP Rev. B");
-		break;
-
-	case PVR_440SP_RC:
-		puts("SP Rev. C");
-		break;
-
-	case PVR_440SPe_RA:
-		puts("SPe Rev. A");
-		break;
-
-	case PVR_440SPe_RB:
-		puts("SPe Rev. B");
-		break;
-
-	default:
-		printf (" UNKNOWN (PVR=%08x)", pvr);
-		break;
-	}
-
-	printf (" at %s MHz (PLB=%lu, OPB=%lu, EBC=%lu MHz)\n", strmhz(buf, clock),
-	       sys_info.freqPLB / 1000000,
-	       sys_info.freqPLB / sys_info.pllOpbDiv / 1000000,
-	       FREQ_EBC / 1000000);
-
-	if (addstr[0] != 0)
-		printf("       %s\n", addstr);
-
-#if defined(I2C_BOOTROM)
-	printf ("       I2C boot EEPROM %sabled\n", i2c_bootrom_enabled() ? "en" : "dis");
-#if defined(SDR0_PINSTP_SHIFT)
-	printf ("       Bootstrap Option %c - ", (char)bootstrap_option() + 'A');
-	printf ("Boot ROM Location %s\n", bootstrap_str[bootstrap_option()]);
-#endif	/* SDR0_PINSTP_SHIFT */
-#endif	/* I2C_BOOTROM */
-
-#if defined(CONFIG_PCI)
-	printf ("       Internal PCI arbiter %sabled", pci_arbiter_enabled() ? "en" : "dis");
-#endif
-
-#if defined(PCI_ASYNC)
-	if (pci_async_enabled()) {
-		printf (", PCI async ext clock used");
-	} else {
-		printf (", PCI sync clock at %lu MHz",
-		       sys_info.freqPLB / sys_info.pllPciDiv / 1000000);
-	}
-#endif
-
-#if defined(CONFIG_PCI)
-	putc('\n');
-#endif
-
-#if defined(CONFIG_405EP)
-	printf ("       16 kB I-Cache 16 kB D-Cache");
-#elif defined(CONFIG_440)
-	printf ("       32 kB I-Cache 32 kB D-Cache");
-#else
-	printf ("       16 kB I-Cache %d kB D-Cache",
-		((pvr | 0x00000001) == PVR_405GPR_RB) ? 16 : 8);
-#endif
-#endif /* !defined(CONFIG_IOP480) */
-
-#if defined(CONFIG_IOP480)
-	printf ("PLX IOP480 (PVR=%08x)", pvr);
-	printf (" at %s MHz:", strmhz(buf, clock));
-	printf (" %u kB I-Cache", 4);
-	printf (" %u kB D-Cache", 2);
-#endif
-
-#endif /* !defined(CONFIG_405) */
-
-	putc ('\n');
-
-	return 0;
-}
-
-#if defined (CONFIG_440SPE)
-int ppc440spe_revB() {
-	unsigned int pvr;
-
-	pvr = get_pvr();
-	if (pvr == PVR_440SPe_RB)
-		return 1;
-	else
-		return 0;
-}
-#endif
-
-/* ------------------------------------------------------------------------- */
-
-int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
-#if defined(CONFIG_BOARD_RESET)
-	board_reset();
-#else
-#if defined(CFG_4xx_RESET_TYPE)
-	mtspr(dbcr0, CFG_4xx_RESET_TYPE << 28);
-#else
-	/*
-	 * Initiate system reset in debug control register DBCR
-	 */
-	mtspr(dbcr0, 0x30000000);
-#endif /* defined(CFG_4xx_RESET_TYPE) */
-#endif /* defined(CONFIG_BOARD_RESET) */
-
-	return 1;
-}
-
-#if defined(CONFIG_440)
-static int do_chip_reset (unsigned long sys0, unsigned long sys1)
-{
-	/* Changes to cpc0_sys0 and cpc0_sys1 require chip
-	 * reset.
-	 */
-	mtdcr (cntrl0, mfdcr (cntrl0) | 0x80000000);	/* Set SWE */
-	mtdcr (cpc0_sys0, sys0);
-	mtdcr (cpc0_sys1, sys1);
-	mtdcr (cntrl0, mfdcr (cntrl0) & ~0x80000000);	/* Clr SWE */
-	mtspr (dbcr0, 0x20000000);	/* Reset the chip */
-
-	return 1;
-}
-#endif
-
-
-/*
- * Get timebase clock frequency
- */
-unsigned long get_tbclk (void)
-{
-#if !defined(CONFIG_IOP480)
-	sys_info_t  sys_info;
-
-	get_sys_info(&sys_info);
-	return (sys_info.freqProcessor);
-#else
-	return (66000000);
-#endif
-
-}
-
-
-#if defined(CONFIG_WATCHDOG)
-void
-watchdog_reset(void)
-{
-	int re_enable = disable_interrupts();
-	reset_4xx_watchdog();
-	if (re_enable) enable_interrupts();
-}
-
-void
-reset_4xx_watchdog(void)
-{
-	/*
-	 * Clear TSR(WIS) bit
-	 */
-	mtspr(tsr, 0x40000000);
-}
-#endif	/* CONFIG_WATCHDOG */