mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-05 03:50:36 +02:00
114 lines
2.6 KiB
Diff
114 lines
2.6 KiB
Diff
|
--- a/arch/arm/Kconfig
|
||
|
|
+++ b/arch/arm/Kconfig
|
||
|
|
@@ -296,6 +296,8 @@ 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
|
||
|
|
@@ -12,6 +12,7 @@
|
||
|
|
|
||
|
|
void __init cns21xx_map_io(void);
|
||
|
|
void __init cns21xx_init_irq(void);
|
||
|
|
+void __init 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 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 +1,30 @@
|
||
|
|
+/*
|
||
|
|
+ * Copyright (c) 2008 Cavium Networks
|
||
|
|
+ * Copyright (c) 2010 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.
|
||
|
|
+ */
|
||
|
|
+
|
||
|
|
+#ifndef _CNS21XX_GPIO_H
|
||
|
|
+#define _CNS21XX_GPIO_H
|
||
|
|
+
|
||
|
|
+#include <asm-generic/gpio.h>
|
||
|
|
+#include <mach/irqs.h>
|
||
|
|
+
|
||
|
|
+#define gpio_get_value __gpio_get_value
|
||
|
|
+#define gpio_set_value __gpio_set_value
|
||
|
|
+#define gpio_cansleep __gpio_cansleep
|
||
|
|
+
|
||
|
|
+static inline int gpio_to_irq(unsigned gpio)
|
||
|
|
+{
|
||
|
|
+ return (CNS21XX_GPIO_IRQ_BASE + gpio);
|
||
|
|
+}
|
||
|
|
+
|
||
|
|
+static inline int irq_to_gpio(int irq)
|
||
|
|
+{
|
||
|
|
+ return (irq - CNS21XX_GPIO_IRQ_BASE);
|
||
|
|
+}
|
||
|
|
+
|
||
|
|
+#endif /* _CNS21XX_GPIO_H */
|
||
|
|
--- 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
|
||
|
|
|