ARM: shmobile: r8a7778: add GPIO support
This patch was tested on Bock-W board Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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1 changed files with 35 additions and 1 deletions
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@ -24,6 +24,7 @@
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#include <linux/irqchip/arm-gic.h>
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#include <linux/of.h>
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#include <linux/of_platform.h>
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#include <linux/platform_data/gpio-rcar.h>
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#include <linux/platform_data/irq-renesas-intc-irqpin.h>
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#include <linux/platform_device.h>
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#include <linux/irqchip.h>
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@ -94,17 +95,50 @@ static struct resource ether_resources[] = {
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&sh_tmu##idx##_platform_data, \
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sizeof(sh_tmu##idx##_platform_data))
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/* PFC */
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/* PFC/GPIO */
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static struct resource pfc_resources[] = {
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DEFINE_RES_MEM(0xfffc0000, 0x118),
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};
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#define R8A7778_GPIO(idx) \
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static struct resource r8a7778_gpio##idx##_resources[] = { \
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DEFINE_RES_MEM(0xffc40000 + 0x1000 * (idx), 0x30), \
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DEFINE_RES_IRQ(gic_iid(0x87)), \
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}; \
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\
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static struct gpio_rcar_config r8a7778_gpio##idx##_platform_data = { \
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.gpio_base = 32 * (idx), \
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.irq_base = GPIO_IRQ_BASE(idx), \
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.number_of_pins = 32, \
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.pctl_name = "pfc-r8a7778", \
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}
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R8A7778_GPIO(0);
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R8A7778_GPIO(1);
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R8A7778_GPIO(2);
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R8A7778_GPIO(3);
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R8A7778_GPIO(4);
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#define r8a7778_register_gpio(idx) \
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platform_device_register_resndata( \
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&platform_bus, "gpio_rcar", idx, \
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r8a7778_gpio##idx##_resources, \
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ARRAY_SIZE(r8a7778_gpio##idx##_resources), \
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&r8a7778_gpio##idx##_platform_data, \
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sizeof(r8a7778_gpio##idx##_platform_data))
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void __init r8a7778_pinmux_init(void)
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{
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platform_device_register_simple(
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"pfc-r8a7778", -1,
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pfc_resources,
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ARRAY_SIZE(pfc_resources));
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r8a7778_register_gpio(0);
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r8a7778_register_gpio(1);
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r8a7778_register_gpio(2);
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r8a7778_register_gpio(3);
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r8a7778_register_gpio(4);
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}
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void __init r8a7778_add_standard_devices(void)
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