diff options
| author | H Hartley Sweeten <hartleys@visionengravers.com> | 2011-06-09 01:35:33 +0400 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-06-09 02:11:57 +0400 |
| commit | 1e4c88420e0da3c855c17770a807cabd5b16dd7a (patch) | |
| tree | 3dcfcb15d07801b12cc89ccd131ed4cda337f703 /arch/arm/mach-ep93xx | |
| parent | 6dd599f8af0166805951f4421a78ba716d78321a (diff) | |
| download | linux-1e4c88420e0da3c855c17770a807cabd5b16dd7a.tar.xz | |
gpio/ep93xx: convert to platform_driver and use basic_mmio_gpio library
This converts the gpio-ep93xx driver into a platform_driver and uses
the basic_mmio_gpio library.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'arch/arm/mach-ep93xx')
| -rw-r--r-- | arch/arm/mach-ep93xx/core.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 82079545adc4..a6b3fb208775 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) @@ -866,14 +880,13 @@ 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); |