linux-kernel - [PATCH 2/5] gpio: ath79: Allow building in compile tests

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Message-Id: <1454010273-21513-2-git-send-email-albeu@free.fr>
Date:	Thu, 28 Jan 2016 20:44:30 +0100
From:	Alban Bedel <albeu@...e.fr>
To:	linux-gpio@...r.kernel.org
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Antony Pavlov <antonynpavlov@...il.com>,
	Gabor Juhos <juhosg@...nwrt.org>, linux-kernel@...r.kernel.org,
	Alban Bedel <albeu@...e.fr>
Subject: [PATCH 2/5] gpio: ath79: Allow building in compile tests

To allow building the driver in compile tests we must drop the
dependency on asm/mach-ath79/ar71xx_regs.h. For this we replace the
include with local definition of the registers needed for this driver.

Signed-off-by: Alban Bedel <albeu@...e.fr>
---
 drivers/gpio/Kconfig      | 2 +-
 drivers/gpio/gpio-ath79.c | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index ee9909c..04118f3 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -129,7 +129,7 @@ config GPIO_AMDPT
 config GPIO_ATH79
 	tristate "Atheros AR71XX/AR724X/AR913X GPIO support"
 	default y if ATH79
-	depends on ATH79
+	depends on ATH79 || COMPILE_TEST
 	select GPIO_GENERIC
 	help
 	  Select this option to enable GPIO driver for
diff --git a/drivers/gpio/gpio-ath79.c b/drivers/gpio/gpio-ath79.c
index 13d9648..afb535e 100644
--- a/drivers/gpio/gpio-ath79.c
+++ b/drivers/gpio/gpio-ath79.c
@@ -16,7 +16,10 @@
 #include <linux/platform_data/gpio-ath79.h>
 #include <linux/of_device.h>
 
-#include <asm/mach-ath79/ar71xx_regs.h>
+#define AR71XX_GPIO_REG_OE		0x00
+#define AR71XX_GPIO_REG_IN		0x04
+#define AR71XX_GPIO_REG_SET		0x0c
+#define AR71XX_GPIO_REG_CLEAR		0x10
 
 struct ath79_gpio_ctrl {
 	struct gpio_chip gc;
-- 
2.0.0