mn10300: Remove the architecture

Remove the MN10300 arch as the hardware is defunct.

Suggested-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Masahiro Yamada <yamada.masahiro@socionext.com>
cc: linux-am33-list@redhat.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

8 files changed, 0 insertions, 363 deletions

diff --git a/arch/mn10300/proc-mn103e010/Makefile b/arch/mn10300/proc-mn103e010/Makefile
deleted file mode 100644
index ac2c9784cd21..000000000000
--- a/arch/mn10300/proc-mn103e010/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-#
-# Makefile for the MN103E010 processor chip specific code
-#
-obj-y   := proc-init.o
-
diff --git a/arch/mn10300/proc-mn103e010/include/proc/cache.h b/arch/mn10300/proc-mn103e010/include/proc/cache.h
deleted file mode 100644
index 967d144f307e..000000000000
--- a/arch/mn10300/proc-mn103e010/include/proc/cache.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/* MN103E010 Cache specification
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-#ifndef _ASM_PROC_CACHE_H
-#define _ASM_PROC_CACHE_H
-
-/* L1 cache */
-
-#define L1_CACHE_NWAYS		4	/* number of ways in caches */
-#define L1_CACHE_NENTRIES	256	/* number of entries in each way */
-#define L1_CACHE_BYTES		16	/* bytes per entry */
-#define L1_CACHE_SHIFT		4	/* shift for bytes per entry */
-#define L1_CACHE_WAYDISP	0x1000	/* displacement of one way from the next */
-
-#define L1_CACHE_TAG_VALID	0x00000001	/* cache tag valid bit */
-#define L1_CACHE_TAG_DIRTY	0x00000008	/* data cache tag dirty bit */
-#define L1_CACHE_TAG_ENTRY	0x00000ff0	/* cache tag entry address mask */
-#define L1_CACHE_TAG_ADDRESS	0xfffff000	/* cache tag line address mask */
-#define L1_CACHE_TAG_MASK	+(L1_CACHE_TAG_ADDRESS|L1_CACHE_TAG_ENTRY)
-
-/*
- * specification of the interval between interrupt checking intervals whilst
- * managing the cache with the interrupts disabled
- */
-#define MN10300_DCACHE_INV_RANGE_INTR_LOG2_INTERVAL	4
-
-/*
- * The size of range at which it becomes more economical to just flush the
- * whole cache rather than trying to flush the specified range.
- */
-#define MN10300_DCACHE_FLUSH_BORDER	\
-	+(L1_CACHE_NWAYS * L1_CACHE_NENTRIES * L1_CACHE_BYTES)
-#define MN10300_DCACHE_FLUSH_INV_BORDER	\
-	+(L1_CACHE_NWAYS * L1_CACHE_NENTRIES * L1_CACHE_BYTES)
-
-#endif /* _ASM_PROC_CACHE_H */
diff --git a/arch/mn10300/proc-mn103e010/include/proc/clock.h b/arch/mn10300/proc-mn103e010/include/proc/clock.h
deleted file mode 100644
index 704a819f1f4b..000000000000
--- a/arch/mn10300/proc-mn103e010/include/proc/clock.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/* MN103E010-specific clocks
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-#ifndef _ASM_PROC_CLOCK_H
-#define _ASM_PROC_CLOCK_H
-
-#include <unit/clock.h>
-
-#endif /* _ASM_PROC_CLOCK_H */
diff --git a/arch/mn10300/proc-mn103e010/include/proc/dmactl-regs.h b/arch/mn10300/proc-mn103e010/include/proc/dmactl-regs.h
deleted file mode 100644
index d72d328d1f9c..000000000000
--- a/arch/mn10300/proc-mn103e010/include/proc/dmactl-regs.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/* MN103E010 on-board DMA controller registers
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-#ifndef _ASM_PROC_DMACTL_REGS_H
-#define _ASM_PROC_DMACTL_REGS_H
-
-#include <asm/cpu-regs.h>
-
-#ifdef __KERNEL__
-
-/* DMA registers */
-#define	DMxCTR(N)		__SYSREG(0xd2000000 + ((N) * 0x100), u32)	/* control reg */
-#define	DMxCTR_BG		0x0000001f	/* transfer request source */
-#define	DMxCTR_BG_SOFT		0x00000000	/* - software source */
-#define	DMxCTR_BG_SC0TX		0x00000002	/* - serial port 0 transmission */
-#define	DMxCTR_BG_SC0RX		0x00000003	/* - serial port 0 reception */
-#define	DMxCTR_BG_SC1TX		0x00000004	/* - serial port 1 transmission */
-#define	DMxCTR_BG_SC1RX		0x00000005	/* - serial port 1 reception */
-#define	DMxCTR_BG_SC2TX		0x00000006	/* - serial port 2 transmission */
-#define	DMxCTR_BG_SC2RX		0x00000007	/* - serial port 2 reception */
-#define	DMxCTR_BG_TM0UFLOW	0x00000008	/* - timer 0 underflow */
-#define	DMxCTR_BG_TM1UFLOW	0x00000009	/* - timer 1 underflow */
-#define	DMxCTR_BG_TM2UFLOW	0x0000000a	/* - timer 2 underflow */
-#define	DMxCTR_BG_TM3UFLOW	0x0000000b	/* - timer 3 underflow */
-#define	DMxCTR_BG_TM6ACMPCAP	0x0000000c	/* - timer 6A compare/capture */
-#define	DMxCTR_BG_AFE		0x0000000d	/* - analogue front-end interrupt source */
-#define	DMxCTR_BG_ADC		0x0000000e	/* - A/D conversion end interrupt source */
-#define	DMxCTR_BG_IRDA		0x0000000f	/* - IrDA interrupt source */
-#define	DMxCTR_BG_RTC		0x00000010	/* - RTC interrupt source */
-#define	DMxCTR_BG_XIRQ0		0x00000011	/* - XIRQ0 pin interrupt source */
-#define	DMxCTR_BG_XIRQ1		0x00000012	/* - XIRQ1 pin interrupt source */
-#define	DMxCTR_BG_XDMR0		0x00000013	/* - external request 0 source (XDMR0 pin) */
-#define	DMxCTR_BG_XDMR1		0x00000014	/* - external request 1 source (XDMR1 pin) */
-#define	DMxCTR_SAM		0x000000e0	/* DMA transfer src addr mode */
-#define	DMxCTR_SAM_INCR		0x00000000	/* - increment */
-#define	DMxCTR_SAM_DECR		0x00000020	/* - decrement */
-#define	DMxCTR_SAM_FIXED	0x00000040	/* - fixed */
-#define	DMxCTR_DAM		0x00000000	/* DMA transfer dest addr mode */
-#define	DMxCTR_DAM_INCR		0x00000000	/* - increment */
-#define	DMxCTR_DAM_DECR		0x00000100	/* - decrement */
-#define	DMxCTR_DAM_FIXED	0x00000200	/* - fixed */
-#define	DMxCTR_TM		0x00001800	/* DMA transfer mode */
-#define	DMxCTR_TM_BATCH		0x00000000	/* - batch transfer */
-#define	DMxCTR_TM_INTERM	0x00001000	/* - intermittent transfer */
-#define	DMxCTR_UT		0x00006000	/* DMA transfer unit */
-#define	DMxCTR_UT_1		0x00000000	/* - 1 byte */
-#define	DMxCTR_UT_2		0x00002000	/* - 2 byte */
-#define	DMxCTR_UT_4		0x00004000	/* - 4 byte */
-#define	DMxCTR_UT_16		0x00006000	/* - 16 byte */
-#define	DMxCTR_TEN		0x00010000	/* DMA channel transfer enable */
-#define	DMxCTR_RQM		0x00060000	/* external request input source mode */
-#define	DMxCTR_RQM_FALLEDGE	0x00000000	/* - falling edge */
-#define	DMxCTR_RQM_RISEEDGE	0x00020000	/* - rising edge */
-#define	DMxCTR_RQM_LOLEVEL	0x00040000	/* - low level */
-#define	DMxCTR_RQM_HILEVEL	0x00060000	/* - high level */
-#define	DMxCTR_RQF		0x01000000	/* DMA transfer request flag */
-#define	DMxCTR_XEND		0x80000000	/* DMA transfer end flag */
-
-#define	DMxSRC(N)		__SYSREG(0xd2000004 + ((N) * 0x100), u32)	/* control reg */
-
-#define	DMxDST(N)		__SYSREG(0xd2000008 + ((N) * 0x100), u32)	/* src addr reg */
-
-#define	DMxSIZ(N)		__SYSREG(0xd200000c + ((N) * 0x100), u32)	/* dest addr reg */
-#define DMxSIZ_CT		0x000fffff	/* number of bytes to transfer */
-
-#define	DMxCYC(N)		__SYSREG(0xd2000010 + ((N) * 0x100), u32)	/* intermittent
-										 * size reg */
-#define DMxCYC_CYC		0x000000ff	/* number of interrmittent transfers -1 */
-
-#define DM0IRQ			16		/* DMA channel 0 complete IRQ */
-#define DM1IRQ			17		/* DMA channel 1 complete IRQ */
-#define DM2IRQ			18		/* DMA channel 2 complete IRQ */
-#define DM3IRQ			19		/* DMA channel 3 complete IRQ */
-
-#define	DM0ICR			GxICR(DM0IRQ)	/* DMA channel 0 complete intr ctrl reg */
-#define	DM1ICR			GxICR(DM0IR1)	/* DMA channel 1 complete intr ctrl reg */
-#define	DM2ICR			GxICR(DM0IR2)	/* DMA channel 2 complete intr ctrl reg */
-#define	DM3ICR			GxICR(DM0IR3)	/* DMA channel 3 complete intr ctrl reg */
-
-#ifndef __ASSEMBLY__
-
-struct mn10300_dmactl_regs {
-	u32		ctr;
-	const void	*src;
-	void		*dst;
-	u32		siz;
-	u32		cyc;
-} __attribute__((aligned(0x100)));
-
-#endif /* __ASSEMBLY__ */
-
-#endif /* __KERNEL__ */
-
-#endif /* _ASM_PROC_DMACTL_REGS_H */
diff --git a/arch/mn10300/proc-mn103e010/include/proc/intctl-regs.h b/arch/mn10300/proc-mn103e010/include/proc/intctl-regs.h
deleted file mode 100644
index 516afe824055..000000000000
--- a/arch/mn10300/proc-mn103e010/include/proc/intctl-regs.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_PROC_INTCTL_REGS_H
-#define _ASM_PROC_INTCTL_REGS_H
-
-#ifndef _ASM_INTCTL_REGS_H
-# error "please don't include this file directly"
-#endif
-
-/* intr acceptance group reg */
-#define IAGR			__SYSREG(0xd4000100, u16)
-
-/* group number register */
-#define IAGR_GN			0x00fc
-
-#define __GET_XIRQ_TRIGGER(X, Z) (((Z) >> ((X) * 2)) & 3)
-
-#define __SET_XIRQ_TRIGGER(X, Y, Z)		\
-({						\
-	typeof(Z) x = (Z);			\
-	x &= ~(3 << ((X) * 2));			\
-	x |= ((Y) & 3) << ((X) * 2);		\
-	(Z) = x;				\
-})
-
-/* external pin intr spec reg */
-#define EXTMD			__SYSREG(0xd4000200, u16)
-#define GET_XIRQ_TRIGGER(X)	__GET_XIRQ_TRIGGER(X, EXTMD)
-#define SET_XIRQ_TRIGGER(X, Y)	__SET_XIRQ_TRIGGER(X, Y, EXTMD)
-
-#endif /* _ASM_PROC_INTCTL_REGS_H */
diff --git a/arch/mn10300/proc-mn103e010/include/proc/irq.h b/arch/mn10300/proc-mn103e010/include/proc/irq.h
deleted file mode 100644
index aa6ee8f98b1b..000000000000
--- a/arch/mn10300/proc-mn103e010/include/proc/irq.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/* MN103E010 On-board interrupt controller numbers
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-#ifndef _ASM_PROC_IRQ_H
-#define _ASM_PROC_IRQ_H
-
-#ifdef __KERNEL__
-
-#define GxICR_NUM_IRQS		42
-
-#define GxICR_NUM_XIRQS		8
-
-#define XIRQ0		34
-#define XIRQ1		35
-#define XIRQ2		36
-#define XIRQ3		37
-#define XIRQ4		38
-#define XIRQ5		39
-#define XIRQ6		40
-#define XIRQ7		41
-
-#define XIRQ2IRQ(num)	(XIRQ0 + num)
-
-#endif /* __KERNEL__ */
-
-#endif /* _ASM_PROC_IRQ_H */
diff --git a/arch/mn10300/proc-mn103e010/include/proc/proc.h b/arch/mn10300/proc-mn103e010/include/proc/proc.h
deleted file mode 100644
index 39c4f8e7d2d3..000000000000
--- a/arch/mn10300/proc-mn103e010/include/proc/proc.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/* MN103E010 Processor description
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-#ifndef _ASM_PROC_PROC_H
-#define _ASM_PROC_PROC_H
-
-#define PROCESSOR_VENDOR_NAME	"Panasonic"
-#define PROCESSOR_MODEL_NAME	"mn103e010"
-
-#endif /* _ASM_PROC_PROC_H */
diff --git a/arch/mn10300/proc-mn103e010/proc-init.c b/arch/mn10300/proc-mn103e010/proc-init.c
deleted file mode 100644
index 102d86a6ae56..000000000000
--- a/arch/mn10300/proc-mn103e010/proc-init.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/* MN103E010 Processor initialisation
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-#include <linux/kernel.h>
-#include <linux/irq.h>
-#include <asm/cacheflush.h>
-#include <asm/fpu.h>
-#include <asm/irq.h>
-#include <asm/rtc.h>
-#include <asm/busctl-regs.h>
-
-/*
- * initialise the on-silicon processor peripherals
- */
-asmlinkage void __init processor_init(void)
-{
-	int loop;
-
-	/* set up the exception table first */
-	for (loop = 0x000; loop < 0x400; loop += 8)
-		__set_intr_stub(loop, __common_exception);
-
-	__set_intr_stub(EXCEP_ITLBMISS,		itlb_miss);
-	__set_intr_stub(EXCEP_DTLBMISS,		dtlb_miss);
-	__set_intr_stub(EXCEP_IAERROR,		itlb_aerror);
-	__set_intr_stub(EXCEP_DAERROR,		dtlb_aerror);
-	__set_intr_stub(EXCEP_BUSERROR,		raw_bus_error);
-	__set_intr_stub(EXCEP_DOUBLE_FAULT,	double_fault);
-	__set_intr_stub(EXCEP_FPU_DISABLED,	fpu_disabled);
-	__set_intr_stub(EXCEP_SYSCALL0,		system_call);
-
-	__set_intr_stub(EXCEP_NMI,		nmi_handler);
-	__set_intr_stub(EXCEP_WDT,		nmi_handler);
-	__set_intr_stub(EXCEP_IRQ_LEVEL0,	irq_handler);
-	__set_intr_stub(EXCEP_IRQ_LEVEL1,	irq_handler);
-	__set_intr_stub(EXCEP_IRQ_LEVEL2,	irq_handler);
-	__set_intr_stub(EXCEP_IRQ_LEVEL3,	irq_handler);
-	__set_intr_stub(EXCEP_IRQ_LEVEL4,	irq_handler);
-	__set_intr_stub(EXCEP_IRQ_LEVEL5,	irq_handler);
-	__set_intr_stub(EXCEP_IRQ_LEVEL6,	irq_handler);
-
-	IVAR0 = EXCEP_IRQ_LEVEL0;
-	IVAR1 = EXCEP_IRQ_LEVEL1;
-	IVAR2 = EXCEP_IRQ_LEVEL2;
-	IVAR3 = EXCEP_IRQ_LEVEL3;
-	IVAR4 = EXCEP_IRQ_LEVEL4;
-	IVAR5 = EXCEP_IRQ_LEVEL5;
-	IVAR6 = EXCEP_IRQ_LEVEL6;
-
-	mn10300_dcache_flush_inv();
-	mn10300_icache_inv();
-
-	/* disable all interrupts and set to priority 6 (lowest) */
-	for (loop = 0; loop < NR_IRQS; loop++)
-		GxICR(loop) = GxICR_LEVEL_6 | GxICR_DETECT;
-
-	/* clear the timers */
-	TM0MD	= 0;
-	TM1MD	= 0;
-	TM2MD	= 0;
-	TM3MD	= 0;
-	TM4MD	= 0;
-	TM5MD	= 0;
-	TM6MD	= 0;
-	TM6MDA	= 0;
-	TM6MDB	= 0;
-	TM7MD	= 0;
-	TM8MD	= 0;
-	TM9MD	= 0;
-	TM10MD	= 0;
-	TM11MD	= 0;
-
-	calibrate_clock();
-}
-
-/*
- * determine the memory size and base from the memory controller regs
- */
-void __init get_mem_info(unsigned long *mem_base, unsigned long *mem_size)
-{
-	unsigned long base, size;
-
-	*mem_base = 0;
-	*mem_size = 0;
-
-	base = SDBASE(0);
-	if (base & SDBASE_CE) {
-		size = (base & SDBASE_CBAM) << SDBASE_CBAM_SHIFT;
-		size = ~size + 1;
-		base &= SDBASE_CBA;
-
-		printk(KERN_INFO "SDRAM[0]: %luMb @%08lx\n", size >> 20, base);
-		*mem_size += size;
-		*mem_base = base;
-	}
-
-	base = SDBASE(1);
-	if (base & SDBASE_CE) {
-		size = (base & SDBASE_CBAM) << SDBASE_CBAM_SHIFT;
-		size = ~size + 1;
-		base &= SDBASE_CBA;
-
-		printk(KERN_INFO "SDRAM[1]: %luMb @%08lx\n", size >> 20, base);
-		*mem_size += size;
-		if (*mem_base == 0)
-			*mem_base = base;
-	}
-}