sh: mach-x3proto: gpio-keys support.
This adds gpio-keys mappings for the button matrix on the baseboard, now that we have support for the pin controller. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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550591143e
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@ -1,9 +1,9 @@
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/*
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/*
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* arch/sh/boards/renesas/x3proto/setup.c
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* arch/sh/boards/mach-x3proto/setup.c
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*
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*
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* Renesas SH-X3 Prototype Board Support.
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* Renesas SH-X3 Prototype Board Support.
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*
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*
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* Copyright (C) 2007 - 2008 Paul Mundt
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* Copyright (C) 2007 - 2010 Paul Mundt
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*
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* License. See the file "COPYING" in the main directory of this archive
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@ -16,9 +16,13 @@
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#include <linux/smc91x.h>
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#include <linux/smc91x.h>
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#include <linux/irq.h>
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#include <linux/irq.h>
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#include <linux/interrupt.h>
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#include <linux/interrupt.h>
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#include <linux/input.h>
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#include <linux/usb/r8a66597.h>
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#include <linux/usb/r8a66597.h>
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#include <linux/usb/m66592.h>
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#include <linux/usb/m66592.h>
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#include <linux/gpio.h>
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#include <linux/gpio_keys.h>
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#include <mach/ilsel.h>
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#include <mach/ilsel.h>
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#include <mach/hardware.h>
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#include <asm/smp-ops.h>
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#include <asm/smp-ops.h>
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static struct resource heartbeat_resources[] = {
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static struct resource heartbeat_resources[] = {
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@ -122,11 +126,95 @@ static struct platform_device m66592_usb_peripheral_device = {
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.resource = m66592_usb_peripheral_resources,
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.resource = m66592_usb_peripheral_resources,
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};
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};
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static struct gpio_keys_button baseboard_buttons[NR_BASEBOARD_GPIOS] = {
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{
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.desc = "key44",
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.code = KEY_POWER,
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.active_low = 1,
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.wakeup = 1,
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}, {
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.desc = "key43",
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.code = KEY_SUSPEND,
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.active_low = 1,
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.wakeup = 1,
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}, {
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.desc = "key42",
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.code = KEY_KATAKANAHIRAGANA,
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.active_low = 1,
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}, {
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.desc = "key41",
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.code = KEY_SWITCHVIDEOMODE,
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.active_low = 1,
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}, {
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.desc = "key34",
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.code = KEY_F12,
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.active_low = 1,
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}, {
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.desc = "key33",
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.code = KEY_F11,
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.active_low = 1,
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}, {
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.desc = "key32",
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.code = KEY_F10,
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.active_low = 1,
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}, {
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.desc = "key31",
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.code = KEY_F9,
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.active_low = 1,
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}, {
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.desc = "key24",
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.code = KEY_F8,
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.active_low = 1,
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}, {
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.desc = "key23",
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.code = KEY_F7,
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.active_low = 1,
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}, {
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.desc = "key22",
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.code = KEY_F6,
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.active_low = 1,
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}, {
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.desc = "key21",
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.code = KEY_F5,
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.active_low = 1,
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}, {
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.desc = "key14",
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.code = KEY_F4,
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.active_low = 1,
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}, {
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.desc = "key13",
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.code = KEY_F3,
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.active_low = 1,
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}, {
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.desc = "key12",
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.code = KEY_F2,
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.active_low = 1,
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}, {
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.desc = "key11",
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.code = KEY_F1,
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.active_low = 1,
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},
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};
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static struct gpio_keys_platform_data baseboard_buttons_data = {
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.buttons = baseboard_buttons,
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.nbuttons = ARRAY_SIZE(baseboard_buttons),
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};
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static struct platform_device baseboard_buttons_device = {
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.name = "gpio-keys",
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.id = -1,
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.dev = {
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.platform_data = &baseboard_buttons_data,
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},
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};
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static struct platform_device *x3proto_devices[] __initdata = {
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static struct platform_device *x3proto_devices[] __initdata = {
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&heartbeat_device,
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&heartbeat_device,
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&smc91x_device,
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&smc91x_device,
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&r8a66597_usb_host_device,
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&r8a66597_usb_host_device,
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&m66592_usb_peripheral_device,
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&m66592_usb_peripheral_device,
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&baseboard_buttons_device,
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};
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};
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static void __init x3proto_init_irq(void)
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static void __init x3proto_init_irq(void)
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@ -139,12 +227,27 @@ static void __init x3proto_init_irq(void)
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static int __init x3proto_devices_setup(void)
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static int __init x3proto_devices_setup(void)
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{
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{
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int ret, i;
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/*
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/*
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* IRLs are only needed for ILSEL mappings, so flip over the INTC
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* IRLs are only needed for ILSEL mappings, so flip over the INTC
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* pins at a later point to enable the GPIOs to settle.
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* pins at a later point to enable the GPIOs to settle.
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*/
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*/
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x3proto_init_irq();
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x3proto_init_irq();
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/*
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* Now that ILSELs are available, set up the baseboard GPIOs.
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*/
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ret = x3proto_gpio_setup();
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if (unlikely(ret))
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return ret;
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/*
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* Propagate dynamic GPIOs for the baseboard button device.
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*/
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for (i = 0; i < ARRAY_SIZE(baseboard_buttons); i++)
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baseboard_buttons[i].gpio = x3proto_gpio_chip.base + i;
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r8a66597_usb_host_resources[1].start =
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r8a66597_usb_host_resources[1].start =
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r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);
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r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);
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