mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-05 03:21:54 +02:00
48 lines
1.0 KiB
Diff
48 lines
1.0 KiB
Diff
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--- a/arch/mips/ath79/dev-usb.c
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+++ b/arch/mips/ath79/dev-usb.c
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@@ -15,6 +15,7 @@
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#include <linux/init.h>
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#include <linux/delay.h>
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#include <linux/irq.h>
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+#include <linux/gpio.h>
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#include <linux/dma-mapping.h>
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#include <linux/platform_device.h>
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#include <linux/usb/ehci_pdriver.h>
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@@ -282,3 +283,26 @@ void __init ath79_register_usb(void)
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else
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BUG();
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}
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+
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+void __init ath79_set_usb_power_gpio(unsigned int gpio, unsigned long flags,
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+ const char *label)
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+{
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+ int err;
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+
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+ err = gpio_request_one(gpio, flags, label);
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+ if (err) {
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+ pr_err("ath79: can't setup GPIO%u (%s), err=%d\n",
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+ gpio, label, err);
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+ return;
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+ }
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+
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+ err = gpio_export(gpio, false);
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+ if (err) {
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+ pr_err("ath79: can't export GPIO%u (%s), err=%d\n",
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+ gpio, label, err);
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+ }
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+
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+ return;
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+}
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+
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+
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--- a/arch/mips/ath79/dev-usb.h
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+++ b/arch/mips/ath79/dev-usb.h
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@@ -13,5 +13,7 @@
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#define _ATH79_DEV_USB_H
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void ath79_register_usb(void);
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+void ath79_set_usb_power_gpio(unsigned int gpio, unsigned long flags,
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+ const char *label);
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#endif /* _ATH79_DEV_USB_H */
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