64 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0
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| /*
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|  * sh73a0 processor support
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|  *
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|  * Copyright (C) 2010  Takashi Yoshii
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|  * Copyright (C) 2010  Magnus Damm
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|  * Copyright (C) 2008  Yoshihiro Shimoda
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|  */
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| #include <linux/kernel.h>
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| #include <linux/init.h>
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| #include <linux/interrupt.h>
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| #include <linux/irq.h>
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| #include <linux/delay.h>
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| #include <linux/input.h>
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| #include <linux/io.h>
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| 
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| #include <asm/hardware/cache-l2x0.h>
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| #include <asm/mach/map.h>
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| #include <asm/mach/arch.h>
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| #include <asm/mach/time.h>
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| 
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| #include "common.h"
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| #include "sh73a0.h"
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| 
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| static struct map_desc sh73a0_io_desc[] __initdata = {
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| 	/* create a 1:1 identity mapping for 0xe6xxxxxx
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| 	 * used by CPGA, INTC and PFC.
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| 	 */
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| 	{
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| 		.virtual	= 0xe6000000,
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| 		.pfn		= __phys_to_pfn(0xe6000000),
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| 		.length		= 256 << 20,
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| 		.type		= MT_DEVICE_NONSHARED
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| 	},
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| };
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| 
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| static void __init sh73a0_map_io(void)
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| {
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| 	debug_ll_io_init();
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| 	iotable_init(sh73a0_io_desc, ARRAY_SIZE(sh73a0_io_desc));
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| }
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| 
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| static void __init sh73a0_generic_init(void)
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| {
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| #ifdef CONFIG_CACHE_L2X0
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| 	/* Shared attribute override enable, 64K*8way */
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| 	l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff);
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| #endif
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| }
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| 
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| static const char *const sh73a0_boards_compat_dt[] __initconst = {
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| 	"renesas,sh73a0",
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| 	NULL,
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| };
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| 
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| DT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)")
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| 	.smp		= smp_ops(sh73a0_smp_ops),
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| 	.map_io		= sh73a0_map_io,
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| 	.init_early	= shmobile_init_delay,
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| 	.init_machine	= sh73a0_generic_init,
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| 	.init_late	= shmobile_init_late,
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| 	.dt_compat	= sh73a0_boards_compat_dt,
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| MACHINE_END
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