forked from Minki/linux
6acc81c394
Add support for CMOS Sensor Interface on i.MX1 and i.MXL SoCs. create mode 100644 arch/arm/mach-mx1/ksym_mx1.c create mode 100644 arch/arm/mach-mx1/mx1_camera_fiq.S create mode 100644 arch/arm/plat-mxc/include/mach/mx1_camera.h create mode 100644 drivers/media/video/mx1_camera.c Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt> Signed-off-by: Darius Augulis <augulis.darius@gmail.com> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
36 lines
880 B
ArmAsm
36 lines
880 B
ArmAsm
/*
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* Copyright (C) 2008 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
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*
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* Based on linux/arch/arm/lib/floppydma.S
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* Copyright (C) 1995, 1996 Russell King
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/linkage.h>
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#include <asm/assembler.h>
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.text
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.global mx1_camera_sof_fiq_end
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.global mx1_camera_sof_fiq_start
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mx1_camera_sof_fiq_start:
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@ enable dma
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ldr r12, [r9]
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orr r12, r12, #0x00000001
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str r12, [r9]
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@ unmask DMA interrupt
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ldr r12, [r8]
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bic r12, r12, r13
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str r12, [r8]
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@ disable SOF interrupt
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ldr r12, [r10]
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bic r12, r12, #0x00010000
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str r12, [r10]
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@ clear SOF flag
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mov r12, #0x00010000
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str r12, [r11]
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@ return from FIQ
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subs pc, lr, #4
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mx1_camera_sof_fiq_end:
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