linux-kernel - [PATCH v3 1/6] ARM: tegra: add gpiod

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Date:	Tue, 26 Nov 2013 12:05:45 +0200
From:	Mika Westerberg <mika.westerberg@...ux.intel.com>
To:	linux-acpi@...r.kernel.org
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Linus Walleij <linus.walleij@...aro.org>,
	Chris Ball <cjb@...top.org>,
	Johannes Berg <johannes@...solutions.net>,
	Rhyland Klein <rklein@...dia.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Alexandre Courbot <acourbot@...dia.com>,
	Mathias Nyman <mathias.nyman@...ux.intel.com>,
	Rob Landley <rob@...dley.net>,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Stephen Warren <swarren@...dotorg.org>,
	Thierry Reding <thierry.reding@...il.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 1/6] ARM: tegra: add gpiod_lookup table for paz00

From: Heikki Krogerus <heikki.krogerus@...ux.intel.com>

This makes it possible to request the gpio descriptors in
rfkill_gpio driver regardless of the platform.

Signed-off-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
Tested-by: Stephen Warren <swarren@...dia.com>
---
 arch/arm/mach-tegra/board-paz00.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c
index 06f024070dab..a309795da665 100644
--- a/arch/arm/mach-tegra/board-paz00.c
+++ b/arch/arm/mach-tegra/board-paz00.c
@@ -18,6 +18,7 @@
  */
 
 #include <linux/platform_device.h>
+#include <linux/gpio/driver.h>
 #include <linux/rfkill-gpio.h>
 #include "board.h"
 
@@ -36,7 +37,13 @@ static struct platform_device wifi_rfkill_device = {
 	},
 };
 
+static struct gpiod_lookup wifi_gpio_lookup[] = {
+	GPIO_LOOKUP_IDX("tegra-gpio", 25, "rfkill_gpio", NULL, 0, 0),
+	GPIO_LOOKUP_IDX("tegra-gpio", 85, "rfkill_gpio", NULL, 1, 0),
+};
+
 void __init tegra_paz00_wifikill_init(void)
 {
+	gpiod_add_table(wifi_gpio_lookup, ARRAY_SIZE(wifi_gpio_lookup));
 	platform_device_register(&wifi_rfkill_device);
 }
-- 
1.8.4.3

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