powerpc: mpc824x: remove MPC824X cpu support

All the MPC824X boards are still non-generic boards:
A3000, CPC45, CU824, eXalion, MVBLUE, MUSENKI, Sandpoint824x, utx8245

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Josef Wagner <Wagner@Microsys.de>
Cc: Torsten Demke <torsten.demke@fci.com>
Cc: Jim Thompson <jim@musenki.com>
Cc: Greg Allen <gallen@arlut.utexas.edu>

1 files changed, 0 insertions, 311 deletions

diff --git a/arch/powerpc/cpu/mpc824x/cpu_init.c b/arch/powerpc/cpu/mpc824x/cpu_init.c
deleted file mode 100644
index 68d88e910c..0000000000
--- a/arch/powerpc/cpu/mpc824x/cpu_init.c
+++ /dev/null
@@ -1,311 +0,0 @@
-/*
- * (C) Copyright 2000
- * Rob Taylor. Flying Pig Systems. robt@flyingpig.com.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/processor.h>
-#include <mpc824x.h>
-
-#ifndef CONFIG_SYS_BANK0_ROW
-#define CONFIG_SYS_BANK0_ROW 0
-#endif
-#ifndef CONFIG_SYS_BANK1_ROW
-#define CONFIG_SYS_BANK1_ROW 0
-#endif
-#ifndef CONFIG_SYS_BANK2_ROW
-#define CONFIG_SYS_BANK2_ROW 0
-#endif
-#ifndef CONFIG_SYS_BANK3_ROW
-#define CONFIG_SYS_BANK3_ROW 0
-#endif
-#ifndef CONFIG_SYS_BANK4_ROW
-#define CONFIG_SYS_BANK4_ROW 0
-#endif
-#ifndef CONFIG_SYS_BANK5_ROW
-#define CONFIG_SYS_BANK5_ROW 0
-#endif
-#ifndef CONFIG_SYS_BANK6_ROW
-#define CONFIG_SYS_BANK6_ROW 0
-#endif
-#ifndef CONFIG_SYS_BANK7_ROW
-#define CONFIG_SYS_BANK7_ROW 0
-#endif
-#ifndef CONFIG_SYS_DBUS_SIZE2
-#define CONFIG_SYS_DBUS_SIZE2 0
-#endif
-
-/*
- * Breath some life into the CPU...
- *
- * Set up the memory map,
- * initialize a bunch of registers,
- */
-void
-cpu_init_f (void)
-{
-    register unsigned long val;
-    CONFIG_WRITE_HALFWORD(PCICR, 0x06); /* Bus Master, respond to PCI memory space acesses*/
-/*    CONFIG_WRITE_HALFWORD(PCISR, 0xffff); */ /*reset PCISR*/
-
-#if defined(CONFIG_MUSENKI)
-/* Why is this here, you ask?  Try, just try setting 0x8000
- * in PCIACR with CONFIG_WRITE_HALFWORD()
- * this one was a stumper, and we are annoyed
- */
-
-#define M_CONFIG_WRITE_HALFWORD( addr, data ) \
-	__asm__ __volatile__("		\
-		stw  %2,0(%0)\n		\
-		sync\n			\
-		sth  %3,2(%1)\n		\
-		sync\n			\
-		"			\
-		: /* no output */	\
-		: "r" (CONFIG_ADDR), "r" (CONFIG_DATA),			\
-		"r" (PCISWAP(addr & ~3)), "r" (PCISWAP(data << 16))	\
-	);
-
-	M_CONFIG_WRITE_HALFWORD(PCIACR, 0x8000);
-#endif
-
-	CONFIG_WRITE_BYTE(PCLSR, 0x8);	/* set PCI cache line size */
-	CONFIG_WRITE_BYTE (PLTR, 0x40); /* set PCI latency timer */
-	/*
-	* Note that although this bit is cleared after a hard reset, it
-	* must be explicitly set and then cleared by software during
-	* initialization in order to guarantee correct operation of the
-	* DLL and the SDRAM_CLK[0:3] signals (if they are used).
-	*/
-	CONFIG_READ_BYTE (AMBOR, val);
-	CONFIG_WRITE_BYTE(AMBOR, val & 0xDF);
-	CONFIG_WRITE_BYTE(AMBOR, val | 0x20);
-	CONFIG_WRITE_BYTE(AMBOR, val & 0xDF);
-#ifdef CONFIG_MPC8245
-	/* silicon bug 28 MPC8245 */
-	CONFIG_READ_BYTE(AMBOR,val);
-	CONFIG_WRITE_BYTE(AMBOR,val|0x1);
-
-#if 0
-	/*
-	 * The following bug only affects older (XPC8245) processors.
-	 * DMA transfers initiated by external devices get corrupted due
-	 * to a hardware scheduling problem.
-	 *
-	 * The effect is:
-	 * when transferring X words, the first 32 words are transferred
-	 * OK, the next 3 x 32 words are 'old' data (from previous DMA)
-	 * while the rest of the X words is xferred fine.
-	 *
-	 * Disabling 3 of the 4 32 word hardware buffers solves the problem
-	 * with no significant performance loss.
-	 */
-
-	CONFIG_READ_BYTE(PCMBCR,val);
-	/* in order not to corrupt data which is being read over the PCI bus
-	* with the PPC as slave, we need to reduce the number of PCMRBs to 1,
-	* 4.11 in the  processor user manual
-	* */
-
-#if 1
-	CONFIG_WRITE_BYTE(PCMBCR,(val|0xC0)); /* 1 PCMRB */
-#else
-	CONFIG_WRITE_BYTE(PCMBCR,(val|0x80)); /* 2 PCMRBs */
-	CONFIG_WRITE_BYTE(PCMBCR,(val|0x40)); /* 3 PCMRBs */
-	/* default, 4 PCMRBs are used */
-#endif
-#endif
-#endif
-
-	CONFIG_READ_WORD(PICR1, val);
-#if defined(CONFIG_MPC8240)
-	CONFIG_WRITE_WORD( PICR1,
-		(val & (PICR1_ADDRESS_MAP | PICR1_RCS0)) |
-		       PIRC1_MSK | PICR1_PROC_TYPE_603E |
-		       PICR1_FLASH_WR_EN | PICR1_MCP_EN |
-		       PICR1_CF_DPARK | PICR1_EN_PCS |
-		       PICR1_CF_APARK );
-#elif defined(CONFIG_MPC8245)
-	CONFIG_WRITE_WORD( PICR1,
-		(val & (PICR1_RCS0)) |
-		       PICR1_PROC_TYPE_603E |
-		       PICR1_FLASH_WR_EN | PICR1_MCP_EN |
-		       PICR1_CF_DPARK | PICR1_NO_BUSW_CK |
-		       PICR1_DEC| PICR1_CF_APARK | 0x10); /* 8245 UM says bit 4 must be set */
-#else
-#error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
-#endif
-
-	CONFIG_READ_WORD(PICR2, val);
-	val= val & ~ (PICR2_CF_SNOOP_WS_MASK | PICR2_CF_APHASE_WS_MASK); /*mask off waitstate bits*/
-	val |= PICR2_CF_SNOOP_WS_1WS | PICR2_CF_APHASE_WS_1WS; /*1 wait state*/
-	CONFIG_WRITE_WORD(PICR2, val);
-
-	CONFIG_WRITE_WORD(EUMBBAR, CONFIG_SYS_EUMB_ADDR);
-#ifndef CONFIG_SYS_RAMBOOT
-	CONFIG_WRITE_WORD(MCCR1, (CONFIG_SYS_ROMNAL << MCCR1_ROMNAL_SHIFT) |
-				 (CONFIG_SYS_BANK0_ROW) |
-				 (CONFIG_SYS_BANK1_ROW << MCCR1_BANK1ROW_SHIFT) |
-				 (CONFIG_SYS_BANK2_ROW << MCCR1_BANK2ROW_SHIFT) |
-				 (CONFIG_SYS_BANK3_ROW << MCCR1_BANK3ROW_SHIFT) |
-				 (CONFIG_SYS_BANK4_ROW << MCCR1_BANK4ROW_SHIFT) |
-				 (CONFIG_SYS_BANK5_ROW << MCCR1_BANK5ROW_SHIFT) |
-				 (CONFIG_SYS_BANK6_ROW << MCCR1_BANK6ROW_SHIFT) |
-				 (CONFIG_SYS_BANK7_ROW << MCCR1_BANK7ROW_SHIFT) |
-				 (CONFIG_SYS_ROMFAL << MCCR1_ROMFAL_SHIFT));
-#endif
-
-#if defined(CONFIG_SYS_ASRISE) && defined(CONFIG_SYS_ASFALL)
-	CONFIG_WRITE_WORD(MCCR2, CONFIG_SYS_REFINT << MCCR2_REFINT_SHIFT |
-				 CONFIG_SYS_ASRISE << MCCR2_ASRISE_SHIFT |
-				 CONFIG_SYS_ASFALL << MCCR2_ASFALL_SHIFT);
-#else
-	CONFIG_WRITE_WORD(MCCR2, CONFIG_SYS_REFINT << MCCR2_REFINT_SHIFT);
-#endif
-
-#if defined(CONFIG_MPC8240)
-	CONFIG_WRITE_WORD(MCCR3,
-		(((CONFIG_SYS_BSTOPRE & 0x003c) >> 2) << MCCR3_BSTOPRE2TO5_SHIFT) |
-		(CONFIG_SYS_REFREC << MCCR3_REFREC_SHIFT) |
-		(CONFIG_SYS_RDLAT  << MCCR3_RDLAT_SHIFT));
-#elif defined(CONFIG_MPC8245)
-	CONFIG_WRITE_WORD(MCCR3,
-		(((CONFIG_SYS_BSTOPRE & 0x003c) >> 2) << MCCR3_BSTOPRE2TO5_SHIFT) |
-		(CONFIG_SYS_REFREC << MCCR3_REFREC_SHIFT));
-#else
-#error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
-#endif
-
-/* this is gross.  We think these should all be the same, and various boards
- *  should define CONFIG_SYS_ACTORW to 0 if they don't want to set it, or even, if
- *  its not set, we define it to zero in this file
- */
-#if defined(CONFIG_CU824)
-	CONFIG_WRITE_WORD(MCCR4,
-	(CONFIG_SYS_PRETOACT << MCCR4_PRETOACT_SHIFT) |
-	(CONFIG_SYS_ACTTOPRE << MCCR4_ACTTOPRE_SHIFT) |
-	MCCR4_BIT21 |
-	(CONFIG_SYS_REGISTERD_TYPE_BUFFER ? MCCR4_REGISTERED: 0) |
-	((CONFIG_SYS_BSTOPRE & 0x0003) <<MCCR4_BSTOPRE0TO1_SHIFT ) |
-	(((CONFIG_SYS_SDMODE_CAS_LAT <<4) | (CONFIG_SYS_SDMODE_WRAP <<3) |
-		  CONFIG_SYS_SDMODE_BURSTLEN) << MCCR4_SDMODE_SHIFT) |
-	(CONFIG_SYS_ACTORW << MCCR4_ACTTORW_SHIFT) |
-	(((CONFIG_SYS_BSTOPRE & 0x03c0) >> 6) << MCCR4_BSTOPRE6TO9_SHIFT));
-#elif defined(CONFIG_MPC8240)
-	CONFIG_WRITE_WORD(MCCR4,
-	(CONFIG_SYS_PRETOACT << MCCR4_PRETOACT_SHIFT) |
-	(CONFIG_SYS_ACTTOPRE << MCCR4_ACTTOPRE_SHIFT) |
-	MCCR4_BIT21 |
-	(CONFIG_SYS_REGISTERD_TYPE_BUFFER ? MCCR4_REGISTERED: 0) |
-	((CONFIG_SYS_BSTOPRE & 0x0003) <<MCCR4_BSTOPRE0TO1_SHIFT ) |
-	(((CONFIG_SYS_SDMODE_CAS_LAT <<4) | (CONFIG_SYS_SDMODE_WRAP <<3) |
-		  (CONFIG_SYS_SDMODE_BURSTLEN)) <<MCCR4_SDMODE_SHIFT) |
-	(((CONFIG_SYS_BSTOPRE & 0x03c0) >> 6) <<MCCR4_BSTOPRE6TO9_SHIFT ));
-#elif defined(CONFIG_MPC8245)
-	CONFIG_READ_WORD(MCCR1, val);
-	val &= MCCR1_DBUS_SIZE0;    /* test for 64-bit mem bus */
-
-	CONFIG_WRITE_WORD(MCCR4,
-		(CONFIG_SYS_PRETOACT << MCCR4_PRETOACT_SHIFT) |
-		(CONFIG_SYS_ACTTOPRE << MCCR4_ACTTOPRE_SHIFT) |
-		(CONFIG_SYS_EXTROM ? MCCR4_EXTROM : 0) |
-		(CONFIG_SYS_REGDIMM ? MCCR4_REGDIMM : 0) |
-		(CONFIG_SYS_REGISTERD_TYPE_BUFFER ? MCCR4_REGISTERED: 0) |
-		((CONFIG_SYS_BSTOPRE & 0x0003) <<MCCR4_BSTOPRE0TO1_SHIFT ) |
-		(CONFIG_SYS_DBUS_SIZE2 << MCCR4_DBUS_SIZE2_SHIFT) |
-		(((CONFIG_SYS_SDMODE_CAS_LAT <<4) | (CONFIG_SYS_SDMODE_WRAP <<3) |
-		      (val ? 2 : 3)) << MCCR4_SDMODE_SHIFT)  |
-		(CONFIG_SYS_ACTORW << MCCR4_ACTTORW_SHIFT) |
-		(((CONFIG_SYS_BSTOPRE & 0x03c0) >> 6) <<MCCR4_BSTOPRE6TO9_SHIFT ));
-#else
-#error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
-#endif
-
-	CONFIG_WRITE_WORD(MSAR1,
-		( (CONFIG_SYS_BANK0_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) |
-		(((CONFIG_SYS_BANK1_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK2_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK3_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24));
-	CONFIG_WRITE_WORD(EMSAR1,
-		( (CONFIG_SYS_BANK0_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) |
-		(((CONFIG_SYS_BANK1_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK2_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK3_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24));
-	CONFIG_WRITE_WORD(MSAR2,
-		( (CONFIG_SYS_BANK4_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) |
-		(((CONFIG_SYS_BANK5_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK6_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK7_START & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24));
-	CONFIG_WRITE_WORD(EMSAR2,
-		( (CONFIG_SYS_BANK4_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) |
-		(((CONFIG_SYS_BANK5_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK6_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK7_START & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24));
-	CONFIG_WRITE_WORD(MEAR1,
-		( (CONFIG_SYS_BANK0_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) |
-		(((CONFIG_SYS_BANK1_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK2_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK3_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24));
-	CONFIG_WRITE_WORD(EMEAR1,
-		( (CONFIG_SYS_BANK0_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) |
-		(((CONFIG_SYS_BANK1_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK2_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK3_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24));
-	CONFIG_WRITE_WORD(MEAR2,
-		( (CONFIG_SYS_BANK4_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) |
-		(((CONFIG_SYS_BANK5_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK6_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK7_END & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT) << 24));
-	CONFIG_WRITE_WORD(EMEAR2,
-		( (CONFIG_SYS_BANK4_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) |
-		(((CONFIG_SYS_BANK5_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 8) |
-		(((CONFIG_SYS_BANK6_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 16) |
-		(((CONFIG_SYS_BANK7_END & MICR_EADDR_MASK) >> MICR_EADDR_SHIFT) << 24));
-
-	CONFIG_WRITE_BYTE(ODCR, CONFIG_SYS_ODCR);
-#ifdef CONFIG_SYS_DLL_MAX_DELAY
-	CONFIG_WRITE_BYTE(MIOCR1, CONFIG_SYS_DLL_MAX_DELAY);	/* needed to make DLL lock */
-#endif
-#if defined(CONFIG_SYS_DLL_EXTEND) && defined(CONFIG_SYS_PCI_HOLD_DEL)
-	CONFIG_WRITE_BYTE(PMCR2, CONFIG_SYS_DLL_EXTEND | CONFIG_SYS_PCI_HOLD_DEL);
-#endif
-#if defined(MIOCR2) && defined(CONFIG_SYS_SDRAM_DSCD)
-	CONFIG_WRITE_BYTE(MIOCR2, CONFIG_SYS_SDRAM_DSCD);	/* change memory input */
-#endif /* setup & hold time */
-
-	CONFIG_WRITE_BYTE(MBER,
-		 CONFIG_SYS_BANK0_ENABLE |
-		(CONFIG_SYS_BANK1_ENABLE << 1) |
-		(CONFIG_SYS_BANK2_ENABLE << 2) |
-		(CONFIG_SYS_BANK3_ENABLE << 3) |
-		(CONFIG_SYS_BANK4_ENABLE << 4) |
-		(CONFIG_SYS_BANK5_ENABLE << 5) |
-		(CONFIG_SYS_BANK6_ENABLE << 6) |
-		(CONFIG_SYS_BANK7_ENABLE << 7));
-
-#ifdef CONFIG_SYS_PGMAX
-	CONFIG_WRITE_BYTE(MPMR, CONFIG_SYS_PGMAX);
-#endif
-
-	/* ! Wait 200us before initialize other registers */
-	/*FIXME: write a decent udelay wait */
-	__asm__ __volatile__(
-		" mtctr	%0 \n \
-		0: bdnz	 0b\n"
-		:
-		: "r" (0x10000));
-
-	CONFIG_READ_WORD(MCCR1, val);
-	CONFIG_WRITE_WORD(MCCR1, val | MCCR1_MEMGO); /* set memory access going */
-	__asm__ __volatile__("eieio");
-}
-
-/*
- * initialize higher level parts of CPU like time base and timers
- */
-int cpu_init_r (void)
-{
-	return (0);
-}