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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-22 14:50:57 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-22 14:50:57 -0700
commitc7c8518498e82591d7784452f5674c3aeb4d079c (patch)
tree790ff7e6b6741daf32ec686b9a302b957b07c0f4 /arch/arm/mach-ep93xx/core.c
parentece236ce2fad9c27a6fd2530f899289025194bce (diff)
parent591567a5ea25852f20b7ef2953f6f72020121199 (diff)
Merge branch 'gpio/next' of git://git.secretlab.ca/git/linux-2.6
* 'gpio/next' of git://git.secretlab.ca/git/linux-2.6: (61 commits) gpio/mxc/mxs: fix build error introduced by the irq_gc_ack() renaming mcp23s08: add i2c support mcp23s08: isolate spi specific parts mcp23s08: get rid of setup/teardown callbacks gpio/tegra: dt: add binding for gpio polarity mcp23s08: remove unused work queue gpio/da9052: remove a redundant assignment for gpio->da9052 gpio/mxc: add device tree probe support ARM: mxc: use ARCH_NR_GPIOS to define gpio number gpio/mxc: get rid of the uses of cpu_is_mx() gpio/mxc: add missing initialization of basic_mmio_gpio shadow variables gpio: Move mpc5200 gpio driver to drivers/gpio GPIO: DA9052 GPIO module v3 gpio/tegra: Use engineering names in DT compatible property of/gpio: Add new method for getting gpios under different property names gpio/dt: Refine GPIO device tree binding gpio/ml-ioh: fix off-by-one for displaying variable i in dev_err gpio/pca953x: Deprecate meaningless device-tree bindings gpio/pca953x: Remove dynamic platform data pointer gpio/pca953x: Fix IRQ support. ...
Diffstat (limited to 'arch/arm/mach-ep93xx/core.c')
-rw-r--r--arch/arm/mach-ep93xx/core.c27
1 files changed, 20 insertions, 7 deletions
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 6659a0d137a3..c488e4bd61e7 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -174,14 +174,10 @@ struct sys_timer ep93xx_timer = {
/*************************************************************************
* EP93xx IRQ handling
*************************************************************************/
-extern void ep93xx_gpio_init_irq(void);
-
void __init ep93xx_init_irq(void)
{
vic_init(EP93XX_VIC1_BASE, 0, EP93XX_VIC1_VALID_IRQ_MASK, 0);
vic_init(EP93XX_VIC2_BASE, 32, EP93XX_VIC2_VALID_IRQ_MASK, 0);
-
- ep93xx_gpio_init_irq();
}
@@ -241,6 +237,24 @@ unsigned int ep93xx_chip_revision(void)
}
/*************************************************************************
+ * EP93xx GPIO
+ *************************************************************************/
+static struct resource ep93xx_gpio_resource[] = {
+ {
+ .start = EP93XX_GPIO_PHYS_BASE,
+ .end = EP93XX_GPIO_PHYS_BASE + 0xcc - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device ep93xx_gpio_device = {
+ .name = "gpio-ep93xx",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(ep93xx_gpio_resource),
+ .resource = ep93xx_gpio_resource,
+};
+
+/*************************************************************************
* EP93xx peripheral handling
*************************************************************************/
#define EP93XX_UART_MCR_OFFSET (0x0100)
@@ -870,14 +884,13 @@ void __init ep93xx_register_ac97(void)
platform_device_register(&ep93xx_pcm_device);
}
-extern void ep93xx_gpio_init(void);
-
void __init ep93xx_init_devices(void)
{
/* Disallow access to MaverickCrunch initially */
ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_CPENA);
- ep93xx_gpio_init();
+ /* Get the GPIO working early, other devices need it */
+ platform_device_register(&ep93xx_gpio_device);
amba_device_register(&uart1_device, &iomem_resource);
amba_device_register(&uart2_device, &iomem_resource);