From d1af54855780afeac6ee21292bdb917d090f2aa7 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Fri, 20 Apr 2012 15:24:57 +0000
Subject: cns21xx: add support for 3.3

SVN-Revision: 31379
---
 .../patches-3.3/102-cns21xx-gpiolib-support.patch  | 85 ++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 target/linux/cns21xx/patches-3.3/102-cns21xx-gpiolib-support.patch

(limited to 'target/linux/cns21xx/patches-3.3/102-cns21xx-gpiolib-support.patch')

diff --git a/target/linux/cns21xx/patches-3.3/102-cns21xx-gpiolib-support.patch b/target/linux/cns21xx/patches-3.3/102-cns21xx-gpiolib-support.patch
new file mode 100644
index 0000000..0d2aead
--- /dev/null
+++ b/target/linux/cns21xx/patches-3.3/102-cns21xx-gpiolib-support.patch
@@ -0,0 +1,85 @@
+--- a/arch/arm/Kconfig
++++ b/arch/arm/Kconfig
+@@ -365,6 +365,8 @@ config ARCH_CNS21XX
+ 	select CPU_FA526
+ 	select PLAT_FA
+ 	select PLAT_FA_TIME
++	select PLAT_FA_GPIO
++	select ARCH_REQUIRE_GPIOLIB
+ 	select ARM_L1_CACHE_SHIFT_4
+ 	help
+ 	  Support for Cavium Networks CNS21xx family.
+--- a/arch/arm/mach-cns21xx/common.h
++++ b/arch/arm/mach-cns21xx/common.h
+@@ -13,6 +13,7 @@
+ void cns21xx_restart(char mode, const char *cmd);
+ void cns21xx_map_io(void);
+ void cns21xx_init_irq(void);
++void cns21xx_gpio_init(void);
+ 
+ extern struct sys_timer cns21xx_timer;
+ 
+--- /dev/null
++++ b/arch/arm/mach-cns21xx/gpio.c
+@@ -0,0 +1,45 @@
++/*
++ *  Copyright (c) 2010-2012 Gabor Juhos <juhosg@openwrt.org>
++ *
++ *  This file is free software; you can redistribute it and/or modify
++ *  it under the terms of the GNU General Public License, Version 2, as
++ *  published by the Free Software Foundation.
++ */
++
++#include <plat/gpio.h>
++
++#include <mach/cns21xx.h>
++#include <mach/irqs.h>
++
++static struct fa_gpio_chip cns21xx_gpio_chips[] = {
++	{
++		.gpio_chip = {
++			.label	= "GPIOA",
++			.base	= 0,
++			.ngpio	= 32,
++		},
++
++		.map_base	= CNS21XX_GPIOA_BASE,
++		.irq_base	= CNS21XX_GPIO_IRQ_BASE,
++	}, {
++		.gpio_chip = {
++			.label	= "GPIOB",
++			.base	= 32,
++			.ngpio	= 32,
++		},
++
++		.map_base	= CNS21XX_GPIOB_BASE,
++		.irq_base	= CNS21XX_GPIO_IRQ_BASE + 32,
++	}
++};
++
++static struct fa_gpio_data cns21xx_gpio_data = {
++	.chips	= cns21xx_gpio_chips,
++	.nchips = ARRAY_SIZE(cns21xx_gpio_chips),
++	.irq	= CNS21XX_IRQ_GPIO,
++};
++
++void __init cns21xx_gpio_init(void)
++{
++	fa_gpio_init(&cns21xx_gpio_data);
++}
+--- /dev/null
++++ b/arch/arm/mach-cns21xx/include/mach/gpio.h
+@@ -0,0 +1,2 @@
++/* empty */
++
+--- a/arch/arm/mach-cns21xx/Makefile
++++ b/arch/arm/mach-cns21xx/Makefile
+@@ -4,7 +4,7 @@
+ 
+ # Object file lists.
+ 
+-obj-y		:= core.o devices.o irq.o mm.o time.o
++obj-y		:= core.o devices.o gpio.o irq.o mm.o time.o
+ 
+ # machine specific files
+ 
-- 
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