linux-kernel - [PATCH 2/4] mfd: dm355evm_msp: Use gpio_request

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Date:	Thu, 01 Dec 2011 09:49:07 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	David Brownell <dbrownell@...rs.sourceforge.net>,
	Samuel Ortiz <sameo@...ux.intel.com>
Subject: [PATCH 2/4] mfd: dm355evm_msp: Use gpio_request_one

Use gpio_request_one() instead of multiple gpiolib calls.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/mfd/dm355evm_msp.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/dm355evm_msp.c b/drivers/mfd/dm355evm_msp.c
index 8ad88da..7710227 100644
--- a/drivers/mfd/dm355evm_msp.c
+++ b/drivers/mfd/dm355evm_msp.c
@@ -308,8 +308,7 @@ static int add_children(struct i2c_client *client)
 	for (i = 0; i < ARRAY_SIZE(config_inputs); i++) {
 		int gpio = dm355evm_msp_gpio.base + config_inputs[i].offset;
 
-		gpio_request(gpio, config_inputs[i].label);
-		gpio_direction_input(gpio);
+		gpio_request_one(gpio, GPIOF_IN, config_inputs[i].label);
 
 		/* make it easy for userspace to see these */
 		gpio_export(gpio, false);
-- 
1.7.5.4



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