ARM: dts: exynos: drop unused pinctrl defines in Exynos3250

The PIN_OUT/PIN_OUT_SET/PIN_CFG defines for pin controller pin
configuration are not used.
Signed-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: NAlim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220111201426.326777-4-krzysztof.kozlowski@canonical.com

arch/arm/boot/dts/exynos3250-pinctrl.dtsi

@@ -19,31 +19,6 @@
 		samsung,pin-drv = <EXYNOS4_PIN_DRV_ ##_drv>;		\
 	}
 
-#define PIN_OUT(_pin, _drv)						\
-	_pin {								\
-		samsung,pins = #_pin;					\
-		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;	\
-		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;		\
-		samsung,pin-drv = <EXYNOS4_PIN_DRV_ ##_drv>;		\
-	}
-
-#define PIN_OUT_SET(_pin, _val, _drv)					\
-	_pin {								\
-		samsung,pins = #_pin;					\
-		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;	\
-		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;		\
-		samsung,pin-drv = <EXYNOS4_PIN_DRV_ ##_drv>;		\
-		samsung,pin-val = <_val>;				\
-	}
-
-#define PIN_CFG(_pin, _sel, _pull, _drv)				\
-	_pin {								\
-		samsung,pins = #_pin;					\
-		samsung,pin-function = <_sel>;				\
-		samsung,pin-pud = <EXYNOS_PIN_PULL_ ##_pull>;		\
-		samsung,pin-drv = <EXYNOS4_PIN_DRV_ ##_drv>;		\
-	}
-
 #define PIN_SLP(_pin, _mode, _pull)					\
 	_pin {								\
 		samsung,pins = #_pin;					\