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Diffstat (limited to 'arch/arm/include/asm/arch-uniphier/ehci-uniphier.h')
-rw-r--r--arch/arm/include/asm/arch-uniphier/ehci-uniphier.h33
1 files changed, 33 insertions, 0 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 0000000..e9c5fb4
--- /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 */