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ARM: 6514/1: mach-shmobile: Add zboot support for SuperH Mobile ARM
When CONFIG_ZBOOT_ROM is selected, the resulting zImage file will be small boot loader and may be burned to rom or flash. This is the board-specific portion of this patch-set. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Simon Horman <horms@verge.net.au> Acked-by: Magnus Damm <damm@opensource.se> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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@ -61,6 +61,7 @@
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/time.h>
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#include <asm/setup.h>
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/*
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* Address Interface BusWidth note
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@ -0,0 +1,87 @@
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LIST "partner-jet-setup.txt"
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LIST "(C) Copyright 2010 Renesas Solutions Corp"
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LIST "Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"
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LIST "RWT Setting"
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EW 0xE6020004, 0xA500
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EW 0xE6030004, 0xA500
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DD 0x01001000, 0x01001000
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LIST "GPIO Setting"
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EB 0xE6051013, 0xA2
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LIST "CPG"
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ED 0xE6150080, 0x00000180
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ED 0xE61500C0, 0x00000002
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WAIT 1, 0xFE40009C
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LIST "FRQCR"
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ED 0xE6150000, 0x2D1305C3
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ED 0xE61500E0, 0x9E40358E
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ED 0xE6150004, 0x80331050
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WAIT 1, 0xFE40009C
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ED 0xE61500E4, 0x00002000
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WAIT 1, 0xFE40009C
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LIST "PLL"
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ED 0xE6150028, 0x00004000
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WAIT 1, 0xFE40009C
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ED 0xE615002C, 0x93000040
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WAIT 1, 0xFE40009C
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LIST "BSC"
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ED 0xFEC10000, 0x00E0001B
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LIST "SBSC1"
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ED 0xFE400354, 0x01AD8000
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ED 0xFE400354, 0x01AD8001
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WAIT 5, 0xFE40009C
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ED 0xFE400008, 0xBCC90151
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ED 0xFE400040, 0x41774113
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ED 0xFE400044, 0x2712E229
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ED 0xFE400048, 0x20C18505
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ED 0xFE40004C, 0x00110209
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ED 0xFE400010, 0x00000087
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WAIT 10, 0xFE40009C
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ED 0xFE400084, 0x0000003F
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EB 0xFE500000, 0x00
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WAIT 5, 0xFE40009C
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ED 0xFE400084, 0x0000FF0A
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EB 0xFE500000, 0x00
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WAIT 1, 0xFE40009C
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ED 0xFE400084, 0x00002201
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EB 0xFE500000, 0x00
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ED 0xFE400084, 0x00000302
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EB 0xFE500000, 0x00
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EB 0xFE5C0000, 0x00
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ED 0xFE400008, 0xBCC90159
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ED 0xFE40008C, 0x88800004
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ED 0xFE400094, 0x00000004
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ED 0xFE400028, 0xA55A0032
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ED 0xFE40002C, 0xA55A000C
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ED 0xFE400020, 0xA55A2048
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ED 0xFE400008, 0xBCC90959
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LIST "Change CPGA setting"
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ED 0xE61500E0, 0x9E40352E
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ED 0xE6150004, 0x80331050
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WAIT 1, 0xFE40009C
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ED 0xE6150354, 0x00000002
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@ -1,12 +1,20 @@
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#ifndef ZBOOT_H
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#define ZBOOT_H
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#include <asm/mach-types.h>
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#include <mach/zboot_macros.h>
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/**************************************************
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*
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* board specific settings
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*
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**************************************************/
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#ifdef CONFIG_MACH_AP4EVB
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#define MACH_TYPE MACH_TYPE_AP4EVB
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#include "mach/head-ap4evb.txt"
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#else
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#error "unsupported board."
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#endif
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#endif /* ZBOOT_H */
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#ifndef __ZBOOT_MACRO_H
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#define __ZBOOT_MACRO_H
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/* The LIST command is used to include comments in the script */
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.macro LIST comment
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.endm
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/* The ED command is used to write a 32-bit word */
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.macro ED, addr, data
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LDR r0, 1f
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LDR r1, 2f
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STR r1, [r0]
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B 3f
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1 : .long \addr
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2 : .long \data
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3 :
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.endm
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/* The EW command is used to write a 16-bit word */
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.macro EW, addr, data
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LDR r0, 1f
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LDR r1, 2f
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STRH r1, [r0]
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B 3f
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1 : .long \addr
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2 : .long \data
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3 :
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.endm
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/* The EB command is used to write an 8-bit word */
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.macro EB, addr, data
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LDR r0, 1f
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LDR r1, 2f
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STRB r1, [r0]
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B 3f
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1 : .long \addr
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2 : .long \data
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3 :
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.endm
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/* The WAIT command is used to delay the execution */
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.macro WAIT, time, reg
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LDR r1, 1f
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LDR r0, 2f
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STR r0, [r1]
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10 :
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LDR r0, [r1]
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CMP r0, #0x00000000
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BNE 10b
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NOP
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B 3f
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1 : .long \reg
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2 : .long \time * 100
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3 :
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.endm
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/* The DD command is used to read a 32-bit word */
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.macro DD, start, end
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LDR r1, 1f
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B 2f
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1 : .long \start
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2 :
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.endm
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#endif /* __ZBOOT_MACRO_H */
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