4 files changed, 67 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-uniphier/ehci-uniphier.h b/arch/arm/include/asm/arch-uniphier/ehci-uniphier.h
new file mode 100644
index 0000000000..e9c5fb4af8
--- /dev/null
+++ b/arch/arm/include/asm/arch-uniphier/ehci-uniphier.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2014 Panasonic Corporation
+ *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __PLAT_UNIPHIER_EHCI_H
+#define __PLAT_UNIPHIER_EHCI_H
+
+#include <linux/types.h>
+#include <asm/io.h>
+#include "mio-regs.h"
+
+struct uniphier_ehci_platform_data {
+	unsigned long base;
+};
+
+extern struct uniphier_ehci_platform_data uniphier_ehci_platdata[];
+
+static inline void uniphier_ehci_reset(int index, int on)
+{
+	u32 tmp;
+
+	tmp = readl(MIO_USB_RSTCTRL(index));
+	if (on)
+		tmp &= ~MIO_USB_RSTCTRL_XRST;
+	else
+		tmp |= MIO_USB_RSTCTRL_XRST;
+	writel(tmp, MIO_USB_RSTCTRL(index));
+}
+
+#endif /* __PLAT_UNIPHIER_EHCI_H */
diff --git a/arch/arm/include/asm/arch-uniphier/mio-regs.h b/arch/arm/include/asm/arch-uniphier/mio-regs.h
new file mode 100644
index 0000000000..3306934ff7
--- /dev/null
+++ b/arch/arm/include/asm/arch-uniphier/mio-regs.h
@@ -0,0 +1,20 @@
+/*
+ * UniPhier MIO (Media I/O) registers
+ *
+ * Copyright (C) 2014 Panasonic Corporation
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef ARCH_MIO_REGS_H
+#define ARCH_MIO_REGS_H
+
+#define MIO_BASE		0x59810000
+
+#define MIO_CLKCTRL(i)		(MIO_BASE + 0x200 * (i) + 0x0020)
+#define MIO_RSTCTRL(i)		(MIO_BASE + 0x200 * (i) + 0x0110)
+#define MIO_USB_RSTCTRL(i)	(MIO_BASE + 0x200 * (i) + 0x0114)
+
+#define MIO_USB_RSTCTRL_XRST	(0x1 << 0)
+
+#endif /* ARCH_MIO_REGS_H */
diff --git a/arch/arm/include/asm/arch-uniphier/platdevice.h b/arch/arm/include/asm/arch-uniphier/platdevice.h
index cdf7d132d4..62a512659c 100644
--- a/arch/arm/include/asm/arch-uniphier/platdevice.h
+++ b/arch/arm/include/asm/arch-uniphier/platdevice.h
@@ -21,4 +21,6 @@ U_BOOT_DEVICE(serial##n) = {						\
 	.platdata = &serial_device##n					\
 };
 
+#include <asm/arch/ehci-uniphier.h>
+
 #endif /* ARCH_PLATDEVICE_H */
diff --git a/arch/arm/include/asm/arch-uniphier/sg-regs.h b/arch/arm/include/asm/arch-uniphier/sg-regs.h
index 79d7ec7148..fa5e6ae0f2 100644
--- a/arch/arm/include/asm/arch-uniphier/sg-regs.h
+++ b/arch/arm/include/asm/arch-uniphier/sg-regs.h
@@ -88,7 +88,18 @@
 #define SG_PINMON0_CLK_MODE_AXOSEL_20480KHZ	(0x2 << 16)
 #define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_A	(0x3 << 16)
 
-#ifndef __ASSEMBLY__
+#ifdef __ASSEMBLY__
+
+	.macro	set_pinsel, n, value, ra, rd
+	ldr	\ra, =SG_PINSEL_ADDR(\n)
+	ldr	\rd, [\ra]
+	and	\rd, \rd, #SG_PINSEL_MASK(\n)
+	orr	\rd, \rd, #SG_PINSEL_MODE(\n, \value)
+	str	\rd, [\ra]
+	.endm
+
+#else
+
 #include <linux/types.h>
 #include <asm/io.h>