linux-kernel - [PATCH] gpio: tegra: assume CONFIG

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Message-Id: <1360965288-14899-1-git-send-email-swarren@wwwdotorg.org>
Date:	Fri, 15 Feb 2013 14:54:48 -0700
From:	Stephen Warren <swarren@...dotorg.org>
To:	Grant Likely <grant.likely@...retlab.ca>,
	Linus Walleij <linus.walleij@...aro.org>
Cc:	linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org,
	Stephen Warren <swarren@...dia.com>
Subject: [PATCH] gpio: tegra: assume CONFIG_OF

From: Stephen Warren <swarren@...dia.com>

Tegra only supports, and always enables, device tree. Remove all ifdefs
and runtime checks for DT support from the driver.

Signed-off-by: Stephen Warren <swarren@...dia.com>
---
 drivers/gpio/gpio-tegra.c |   11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index 414ad91..a78a81f 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -398,10 +398,11 @@ static int tegra_gpio_probe(struct platform_device *pdev)
 	int j;
 
 	match = of_match_device(tegra_gpio_of_match, &pdev->dev);
-	if (match)
-		config = (struct tegra_gpio_soc_config *)match->data;
-	else
-		config = &tegra20_gpio_config;
+	if (!match) {
+		dev_err(&pdev->dev, "Error: No device match found\n");
+		return -ENODEV;
+	}
+	config = (struct tegra_gpio_soc_config *)match->data;
 
 	tegra_gpio_bank_stride = config->bank_stride;
 	tegra_gpio_upper_offset = config->upper_offset;
@@ -462,9 +463,7 @@ static int tegra_gpio_probe(struct platform_device *pdev)
 		}
 	}
 
-#ifdef CONFIG_OF_GPIO
 	tegra_gpio_chip.of_node = pdev->dev.of_node;
-#endif
 
 	gpiochip_add(&tegra_gpio_chip);
 
-- 
1.7.10.4

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