summaryrefslogtreecommitdiffstats
path: root/drivers/gpio/gpio-loongson.c
diff options
context:
space:
mode:
authorLinus Walleij2018-04-13 10:28:21 +0200
committerLinus Walleij2018-05-16 14:35:24 +0200
commitf105edf70011859b33c3309f9c5ea96395cb616c (patch)
treec4b8ddd526287f138ca1ba6c9b5b4ff361c6a26c /drivers/gpio/gpio-loongson.c
parentgpiolib: add hogs support for machine code (diff)
downloadkernel-qcow2-linux-f105edf70011859b33c3309f9c5ea96395cb616c.tar.gz
kernel-qcow2-linux-f105edf70011859b33c3309f9c5ea96395cb616c.tar.xz
kernel-qcow2-linux-f105edf70011859b33c3309f9c5ea96395cb616c.zip
gpio: loongson: Use right include
The driver includes <linux/gpio.h> which is wrong, rely on <linux/gpio/driver.h> and remove to call to gpio_set_value() in favor of calling the internal function. Move functions around to avoid forward declarations. Cc: Keguang Zhang <keguang.zhang@gmail.com> Cc: Jiaxun Yang <jiaxun.yang@flygoat.com> Cc: Huacai Chen <chenhc@lemote.com> Cc: linux-mips@linux-mips.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-loongson.c')
-rw-r--r--drivers/gpio/gpio-loongson.c66
1 files changed, 33 insertions, 33 deletions
diff --git a/drivers/gpio/gpio-loongson.c b/drivers/gpio/gpio-loongson.c
index 92c4fe7b2677..973d82a29442 100644
--- a/drivers/gpio/gpio-loongson.c
+++ b/drivers/gpio/gpio-loongson.c
@@ -17,9 +17,9 @@
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/err.h>
+#include <linux/gpio/driver.h>
#include <asm/types.h>
#include <loongson.h>
-#include <linux/gpio.h>
#define STLS2F_N_GPIO 4
#define STLS3A_N_GPIO 16
@@ -34,38 +34,6 @@
static DEFINE_SPINLOCK(gpio_lock);
-static int loongson_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
-{
- u32 temp;
- u32 mask;
-
- spin_lock(&gpio_lock);
- mask = 1 << gpio;
- temp = LOONGSON_GPIOIE;
- temp |= mask;
- LOONGSON_GPIOIE = temp;
- spin_unlock(&gpio_lock);
-
- return 0;
-}
-
-static int loongson_gpio_direction_output(struct gpio_chip *chip,
- unsigned gpio, int level)
-{
- u32 temp;
- u32 mask;
-
- gpio_set_value(gpio, level);
- spin_lock(&gpio_lock);
- mask = 1 << gpio;
- temp = LOONGSON_GPIOIE;
- temp &= (~mask);
- LOONGSON_GPIOIE = temp;
- spin_unlock(&gpio_lock);
-
- return 0;
-}
-
static int loongson_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
{
u32 val;
@@ -97,6 +65,38 @@ static void loongson_gpio_set_value(struct gpio_chip *chip,
spin_unlock(&gpio_lock);
}
+static int loongson_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
+{
+ u32 temp;
+ u32 mask;
+
+ spin_lock(&gpio_lock);
+ mask = 1 << gpio;
+ temp = LOONGSON_GPIOIE;
+ temp |= mask;
+ LOONGSON_GPIOIE = temp;
+ spin_unlock(&gpio_lock);
+
+ return 0;
+}
+
+static int loongson_gpio_direction_output(struct gpio_chip *chip,
+ unsigned gpio, int level)
+{
+ u32 temp;
+ u32 mask;
+
+ loongson_gpio_set_value(chip, gpio, level);
+ spin_lock(&gpio_lock);
+ mask = 1 << gpio;
+ temp = LOONGSON_GPIOIE;
+ temp &= (~mask);
+ LOONGSON_GPIOIE = temp;
+ spin_unlock(&gpio_lock);
+
+ return 0;
+}
+
static struct gpio_chip loongson_chip = {
.label = "Loongson-gpio-chip",
.direction_input = loongson_gpio_direction_input,