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	case BCM47XX_BOARD_NETGEAR_WNR3500L_V2:
26		bcm47xx_workarounds_enable_usb_power(12);
27		break;
28	case BCM47XX_BOARD_NETGEAR_WNDR3400V2:
29	case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
30		bcm47xx_workarounds_enable_usb_power(21);
31		break;
32	default:
33		/* No workaround(s) needed */
34		break;
35	}
36}

 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	case BCM47XX_BOARD_NETGEAR_WNR3500L_V2:
26		bcm47xx_workarounds_enable_usb_power(12);
27		break;
28	case BCM47XX_BOARD_NETGEAR_WNDR3400V2:
29	case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
30		bcm47xx_workarounds_enable_usb_power(21);
31		break;
32	default:
33		/* No workaround(s) needed */
34		break;
35	}
36}