plat: imx: imx8_iomux: fix shift-overflow errors

This fixes shift overflow errors, when compiled with CONSOLE_DEBUG
support:

plat/imx/common/include/imx8_iomux.h:11:35: error: result of ‘1 << 31’
requires 33 bits to represent, but ‘int’ only has 32 bits
[-Werror=shift-overflow=]
Signed-off-by: Igor Opaniuk <igor.opaniuk@gmail.com>
Change-Id: I0488e22c30314ba27caabc5c767164baa1e8004c

plat/imx/common/include/imx8_iomux.h

@@ -7,19 +7,19 @@
 #ifndef IMX8_IOMUX_H
 #define IMX8_IOMUX_H
 
-#define PADRING_IFMUX_EN_SHIFT		31
-#define PADRING_IFMUX_EN_MASK		(1 << PADRING_IFMUX_EN_SHIFT)
-#define PADRING_GP_EN_SHIFT		30
-#define PADRING_GP_EN_MASK		(1 << PADRING_GP_EN_SHIFT)
-#define PADRING_IFMUX_SHIFT		27
-#define PADRING_IFMUX_MASK		(0x7 << PADRING_IFMUX_SHIFT)
-#define PADRING_CONFIG_SHIFT		25
-#define PADRING_CONFIG_MASK		(0x3 << PADRING_CONFIG_SHIFT)
-#define PADRING_LPCONFIG_SHIFT		23
-#define PADRING_LPCONFIG_MASK		(0x3 << PADRING_LPCONFIG_SHIFT)
-#define PADRING_PULL_SHIFT		5
-#define PADRING_PULL_MASK		(0x3 << PADRING_PULL_SHIFT)
-#define PADRING_DSE_SHIFT		0
-#define PADRING_DSE_MASK		(0x7 << PADRING_DSE_SHIFT)
+#define PADRING_IFMUX_EN_SHIFT		U(31)
+#define PADRING_IFMUX_EN_MASK		(U(0x1) << PADRING_IFMUX_EN_SHIFT)
+#define PADRING_GP_EN_SHIFT		U(30)
+#define PADRING_GP_EN_MASK		(U(0x1) << PADRING_GP_EN_SHIFT)
+#define PADRING_IFMUX_SHIFT		U(27)
+#define PADRING_IFMUX_MASK		(U(0x7) << PADRING_IFMUX_SHIFT)
+#define PADRING_CONFIG_SHIFT		U(25)
+#define PADRING_CONFIG_MASK		(U(0x3) << PADRING_CONFIG_SHIFT)
+#define PADRING_LPCONFIG_SHIFT		U(23)
+#define PADRING_LPCONFIG_MASK		(U(0x3) << PADRING_LPCONFIG_SHIFT)
+#define PADRING_PULL_SHIFT		U(5)
+#define PADRING_PULL_MASK		(U(0x3) << PADRING_PULL_SHIFT)
+#define PADRING_DSE_SHIFT		U(0)
+#define PADRING_DSE_MASK		(U(0x7) << PADRING_DSE_SHIFT)
 
 #endif /* IMX8_IOMUX_H */