[PATCH 1/2] ARM: i.MX: add low level gpio helpers for i.MX8M

[Ahmad Fatoum]

Like many GPIO controllers of times past, the i.MX8M is also compatible
with the i.MX31 GPIO controller. Add GPIO helpers for low-level code to
use.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 arch/arm/mach-imx/include/mach/imx-gpio.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/mach-imx/include/mach/imx-gpio.h b/arch/arm/mach-imx/include/mach/imx-gpio.h
index 891c33a3f411..0cfd16f4fa43 100644
--- a/arch/arm/mach-imx/include/mach/imx-gpio.h
+++ b/arch/arm/mach-imx/include/mach/imx-gpio.h
@@ -50,6 +50,7 @@ static inline void imx31_gpio_direction_output(void *base, int gpio, int value)
 #define imx51_gpio_direction_output(base, gpio, value) imx31_gpio_direction_output(base, gpio,value)
 #define imx53_gpio_direction_output(base, gpio, value) imx31_gpio_direction_output(base, gpio,value)
 #define imx6_gpio_direction_output(base, gpio, value) imx31_gpio_direction_output(base, gpio,value)
+#define imx8m_gpio_direction_output(base, gpio, value) imx31_gpio_direction_output(base, gpio,value)
 
 static inline void imx1_gpio_direction_input(void *base, int gpio, int value)
 {
@@ -69,6 +70,7 @@ static inline void imx31_gpio_direction_input(void *base, int gpio)
 #define imx51_gpio_direction_input(base, gpio, value) imx31_gpio_direction_input(base, gpio)
 #define imx53_gpio_direction_input(base, gpio, value) imx31_gpio_direction_input(base, gpio)
 #define imx6_gpio_direction_input(base, gpio) imx31_gpio_direction_input(base, gpio)
+#define imx8m_gpio_direction_input(base, gpio) imx31_gpio_direction_input(base, gpio)
 
 #define imx1_gpio_val(base, gpio) readl(base + 0x1c) & (1 << gpio) ? 1 : 0
 #define imx21_gpio_val(base, gpio) imx1_gpio_val(base, gpio)
@@ -80,5 +82,6 @@ static inline void imx31_gpio_direction_input(void *base, int gpio)
 #define imx51_gpio_val(base, gpio) imx31_gpio_val(base, gpio)
 #define imx53_gpio_val(base, gpio) imx31_gpio_val(base, gpio)
 #define imx6_gpio_val(base, gpio) imx31_gpio_val(base, gpio)
+#define imx8m_gpio_val(base, gpio) imx31_gpio_val(base, gpio)
 
 #endif /* __MACH_IMX_GPIO_H */
-- 
2.29.2