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pinctrl: samsung: Use define from dt-bindings for pin mux function

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We already have macros for values used by driver and Device Tree
sources for pin mux configuration.  Use them instead of duplicating
defines.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2017-06-15 17:06:28 +02:00
parent ff60dcedbd
commit 4460dc21cb
4 changed files with 7 additions and 8 deletions
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6
drivers/pinctrl/samsung/pinctrl-exynos.c
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@ -31,6 +31,8 @@
#include <linux/err.h>
#include <linux/soc/samsung/exynos-pmu.h>
#include <dt-bindings/pinctrl/samsung.h>
#include "pinctrl-samsung.h"
#include "pinctrl-exynos.h"
@ -176,7 +178,7 @@ static int exynos_irq_request_resources(struct irq_data *irqd)
con = readl(bank->pctl_base + reg_con);
con &= ~(mask << shift);
con |= EXYNOS_EINT_FUNC << shift;
con |= EXYNOS_PIN_FUNC_EINT << shift;
writel(con, bank->pctl_base + reg_con);
spin_unlock_irqrestore(&bank->slock, flags);
@ -204,7 +206,7 @@ static void exynos_irq_release_resources(struct irq_data *irqd)
con = readl(bank->pctl_base + reg_con);
con &= ~(mask << shift);
con |= FUNC_INPUT << shift;
con |= EXYNOS_PIN_FUNC_INPUT << shift;
writel(con, bank->pctl_base + reg_con);
spin_unlock_irqrestore(&bank->slock, flags);

1
drivers/pinctrl/samsung/pinctrl-exynos.h
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@ -32,7 +32,6 @@
#define EXYNOS7_WKUP_EMASK_OFFSET 0x900
#define EXYNOS7_WKUP_EPEND_OFFSET 0xA00
#define EXYNOS_SVC_OFFSET 0xB08
#define EXYNOS_EINT_FUNC 0xF
/* helpers to access interrupt service register */
#define EXYNOS_SVC_GROUP_SHIFT 3

4
drivers/pinctrl/samsung/pinctrl-samsung.c
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@ -30,6 +30,8 @@
#include <linux/of_device.h>
#include <linux/spinlock.h>
#include <dt-bindings/pinctrl/samsung.h>
#include "../core.h"
#include "pinctrl-samsung.h"
@ -586,7 +588,7 @@ static int samsung_gpio_set_direction(struct gpio_chip *gc,
data = readl(reg);
data &= ~(mask << shift);
if (!input)
data |= FUNC_OUTPUT << shift;
data |= EXYNOS_PIN_FUNC_OUTPUT << shift;
writel(data, reg);
return 0;

4
drivers/pinctrl/samsung/pinctrl-samsung.h
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@ -25,10 +25,6 @@
#include <linux/gpio.h>
/* pinmux function number for pin as gpio output line */
#define FUNC_INPUT 0x0
#define FUNC_OUTPUT 0x1
/**
* enum pincfg_type - possible pin configuration types supported.
* @PINCFG_TYPE_FUNC: Function configuration.