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Commit 6a438309 authored by Andrew Bresticker's avatar Andrew Bresticker Committed by Ralf Baechle
Browse files

MIPS: Add support for the IMG Pistachio SoC 



Add initial support for boards based on the Imagination Pistachio SoC.
Pistachio is based on a dual-core MIPS interAptiv CPU and will boot
using device-tree.

Signed-off-by: default avatarJames Hartley <james.hartley@imgtec.com>
Signed-off-by: default avatarAndrew Bresticker <abrestic@chromium.org>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-mips@linux-mips.org
Cc: Ezequiel Garcia <ezequiel.garcia@imgtec.com>
Cc: James Hogan <james.hogan@imgtec.com>
Patchwork: https://patchwork.linux-mips.org/patch/9569/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent e14ba3cd

arch/mips/Kbuild.platforms

+1 −0
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ platforms += mti-malta 
platforms += mti-sead3

platforms += netlogic

platforms += paravirt

platforms += pistachio

platforms += pmcs-msp71xx

platforms += pnx833x

platforms += ralink

arch/mips/Kconfig

+27 −0
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@@ -352,6 +352,33 @@ config MACH_LOONGSON1 
	  the ICT (Institute of Computing Technology) and the Chinese Academy

	  of Sciences.



config MACH_PISTACHIO

	bool "IMG Pistachio SoC based boards"

	select ARCH_REQUIRE_GPIOLIB

	select BOOT_ELF32

	select BOOT_RAW

	select CEVT_R4K

	select CLKSRC_MIPS_GIC

	select COMMON_CLK

	select CSRC_R4K

	select DMA_MAYBE_COHERENT

	select IRQ_CPU

	select LIBFDT

	select MFD_SYSCON

	select MIPS_CPU_SCACHE

	select MIPS_GIC

	select PINCTRL

	select REGULATOR

	select SYS_HAS_CPU_MIPS32_R2

	select SYS_SUPPORTS_32BIT_KERNEL

	select SYS_SUPPORTS_LITTLE_ENDIAN

	select SYS_SUPPORTS_MIPS_CPS

	select SYS_SUPPORTS_MULTITHREADING

	select SYS_SUPPORTS_ZBOOT

	select USE_OF

	help

	  This enables support for the IMG Pistachio SoC platform.



config MIPS_MALTA

	bool "MIPS Malta board"

	select ARCH_MAY_HAVE_PC_FDC

arch/mips/include/asm/mach-pistachio/gpio.h

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+21 −0
Original line number Diff line number Diff line 
/*

 * Pistachio IRQ setup

 *

 * Copyright (C) 2014 Google, Inc.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 */



#ifndef __ASM_MACH_PISTACHIO_GPIO_H

#define __ASM_MACH_PISTACHIO_GPIO_H



#include <asm-generic/gpio.h>



#define gpio_get_value	__gpio_get_value

#define gpio_set_value	__gpio_set_value

#define gpio_cansleep	__gpio_cansleep

#define gpio_to_irq	__gpio_to_irq



#endif /* __ASM_MACH_PISTACHIO_GPIO_H */

arch/mips/include/asm/mach-pistachio/irq.h

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+18 −0
Original line number Diff line number Diff line 
/*

 * Pistachio IRQ setup

 *

 * Copyright (C) 2014 Google, Inc.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 */



#ifndef __ASM_MACH_PISTACHIO_IRQ_H

#define __ASM_MACH_PISTACHIO_IRQ_H



#define NR_IRQS 256



#include_next <irq.h>



#endif /* __ASM_MACH_PISTACHIO_IRQ_H */

arch/mips/pistachio/Makefile

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+1 −0
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obj-y	+= init.o irq.o time.o