72 lines
1.4 KiB
Diff
72 lines
1.4 KiB
Diff
--- a/arch/mips/ath25/Makefile
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+++ b/arch/mips/ath25/Makefile
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@@ -8,7 +8,7 @@
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# Copyright (C) 2006-2009 Felix Fietkau <nbd@nbd.name>
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#
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-obj-y += board.o prom.o devices.o
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+obj-y += board.o prom.o devices.o reset.o
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obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
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--- /dev/null
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+++ b/arch/mips/ath25/reset.c
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@@ -0,0 +1,57 @@
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+#include <linux/init.h>
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+#include <linux/slab.h>
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+#include <linux/platform_device.h>
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+#include <linux/gpio_keys.h>
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+#include <linux/input.h>
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+#include <ath25_platform.h>
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+#include "devices.h"
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+
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+static int __init
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+ar231x_init_reset(void)
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+{
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+ struct platform_device *pdev;
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+ struct gpio_keys_platform_data pdata;
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+ struct gpio_keys_button *p;
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+ int err;
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+
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+ if (ath25_board.config->reset_config_gpio == 0xffff)
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+ return -ENODEV;
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+
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+ p = kzalloc(sizeof(*p), GFP_KERNEL);
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+ if (!p)
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+ goto err;
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+
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+ p->desc = "reset";
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+ p->type = EV_KEY;
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+ p->code = KEY_RESTART;
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+ p->debounce_interval = 60;
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+ p->gpio = ath25_board.config->reset_config_gpio;
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+
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+ memset(&pdata, 0, sizeof(pdata));
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+ pdata.poll_interval = 20;
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+ pdata.buttons = p;
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+ pdata.nbuttons = 1;
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+
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+ pdev = platform_device_alloc("gpio-keys-polled", 0);
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+ if (!pdev)
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+ goto err_free;
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+
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+ err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
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+ if (err)
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+ goto err_put_pdev;
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+
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+ err = platform_device_add(pdev);
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+ if (err)
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+ goto err_put_pdev;
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+
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+ return 0;
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+
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+err_put_pdev:
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+ platform_device_put(pdev);
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+err_free:
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+ kfree(p);
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+err:
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+ return -ENOMEM;
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+}
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+
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+module_init(ar231x_init_reset);
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