1// SPDX-License-Identifier: GPL-2.0
 2#include "bcm47xx_private.h"
 3
 4#include <linux/gpio.h>
 5#include <bcm47xx_board.h>
 6#include <bcm47xx.h>
 7
 8static void __init bcm47xx_workarounds_enable_usb_power(int usb_power)
 9{
10	int err;
11
12	err = gpio_request_one(usb_power, GPIOF_OUT_INIT_HIGH, "usb_power");
13	if (err)
14		pr_err("Failed to request USB power gpio: %d\n", err);
15	else
16		gpio_free(usb_power);
17}
18
19void __init bcm47xx_workarounds(void)
20{
21	enum bcm47xx_board board = bcm47xx_board_get();
22
23	switch (board) {
24	case BCM47XX_BOARD_NETGEAR_WNR3500L:
25		bcm47xx_workarounds_enable_usb_power(12);
26		break;
27	case BCM47XX_BOARD_NETGEAR_WNDR3400V2:
28	case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
29		bcm47xx_workarounds_enable_usb_power(21);
30		break;
31	default:
32		/* No workaround(s) needed */
33		break;
34	}
35}