1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/ph1-ld4/early_pinctrl.c b/arch/arm/mach-uniphier/ph1-ld4/early_pinctrl.c
new file mode 100644
index 0000000000..e5e86bb363
--- /dev/null
+++ b/arch/arm/mach-uniphier/ph1-ld4/early_pinctrl.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2011-2015 Panasonic Corporation
+ * Copyright (C) 2015      Socionext Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <mach/sg-regs.h>
+
+void early_pin_init(void)
+{
+	/* Comment format:    PAD Name -> Function Name */
+
+#ifdef CONFIG_UNIPHIER_SERIAL
+	sg_set_pinsel(85, 1);	/* HSDOUT3 -> RXD0 */
+	sg_set_pinsel(88, 1);	/* HDDOUT6 -> TXD0 */
+
+	sg_set_pinsel(69, 23);	/* PCIOWR -> TXD1 */
+	sg_set_pinsel(70, 23);	/* PCIORD -> RXD1 */
+
+	sg_set_pinsel(128, 13);	/* XIRQ6 -> TXD2 */
+	sg_set_pinsel(129, 13);	/* XIRQ7 -> RXD2 */
+
+	sg_set_pinsel(110, 1);	/* SBO0 -> TXD3 */
+	sg_set_pinsel(111, 1);	/* SBI0 -> RXD3 */
+#endif
+}