linux-kernel - [PATCH 3/8] ARM: davinci: omapl138-hawk: use gpio lookup entries for usb gpios

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Date:   Tue,  5 Feb 2019 11:25:41 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Sekhar Nori <nsekhar@...com>, Kevin Hilman <khilman@...nel.org>,
        Alan Stern <stern@...land.harvard.edu>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH 3/8] ARM: davinci: omapl138-hawk: use gpio lookup entries for usb gpios

From: Bartosz Golaszewski <bgolaszewski@...libre.com>

Add lookup entries for the vbus and overcurrent gpios for omapl138-hawk.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
---
 arch/arm/mach-davinci/board-omapl138-hawk.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c
index 94c4f126ef86..856c5707bae9 100644
--- a/arch/arm/mach-davinci/board-omapl138-hawk.c
+++ b/arch/arm/mach-davinci/board-omapl138-hawk.c
@@ -302,6 +302,14 @@ static const short da850_hawk_usb11_pins[] = {
 	-1
 };
 
+static struct gpiod_lookup_table hawk_usb_gpio_lookup = {
+	.dev_id		= "ohci-da8xx",
+	.table = {
+		GPIO_LOOKUP("davinci_gpio", DA850_USB1_VBUS_PIN, "vbus", 0),
+		GPIO_LOOKUP("davinci_gpio", DA850_USB1_OC_PIN, "oc", 0),
+	},
+};
+
 static int hawk_usb_set_power(unsigned port, int on)
 {
 	gpio_set_value(DA850_USB1_VBUS_PIN, on);
@@ -390,6 +398,8 @@ static __init void omapl138_hawk_usb_init(void)
 		goto usb11_setup_oc_fail;
 	}
 
+	gpiod_add_lookup_table(&hawk_usb_gpio_lookup);
+
 	ret = da8xx_register_usb11(&omapl138_hawk_usb11_pdata);
 	if (ret) {
 		pr_warn("%s: USB 1.1 registration failed: %d\n", __func__, ret);
-- 
2.20.1