arm: octeontx: Add headers for OcteonTX

Signed-off-by: Suneel Garapati <sgarapati@marvell.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-octeontx/clock.h b/arch/arm/include/asm/arch-octeontx/clock.h
new file mode 100644
index 0000000000..7bf600a1f2
--- /dev/null
+++ b/arch/arm/include/asm/arch-octeontx/clock.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier:    GPL-2.0
+ *
+ * Copyright (C) 2018 Marvell International Ltd.
+ *
+ * https://spdx.org/licenses
+ */
+
+#ifndef __CLOCK_H__
+#define __CLOCK_H__
+
+/** System PLL reference clock */
+#define PLL_REF_CLK                     50000000        /* 50 MHz */
+#define NS_PER_REF_CLK_TICK             (1000000000 / PLL_REF_CLK)
+
+/**
+ * Returns the I/O clock speed in Hz
+ */
+u64 octeontx_get_io_clock(void);
+
+/**
+ * Returns the core clock speed in Hz
+ */
+u64 octeontx_get_core_clock(void);
+
+#endif /* __CLOCK_H__ */