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Diffstat (limited to 'arch/arm/mach-uniphier/clk/dpll-tail.c')
-rw-r--r--arch/arm/mach-uniphier/clk/dpll-tail.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/clk/dpll-tail.c b/arch/arm/mach-uniphier/clk/dpll-tail.c
new file mode 100644
index 0000000000..2b88490f42
--- /dev/null
+++ b/arch/arm/mach-uniphier/clk/dpll-tail.c
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2015-2016 Socionext Inc.
+ * Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <linux/io.h>
+
+#include "../sc-regs.h"
+#include "pll.h"
+
+void uniphier_ld4_dpll_ssc_en(void)
+{
+ u32 tmp;
+
+ tmp = readl(SC_DPLLCTRL);
+ tmp |= SC_DPLLCTRL_SSC_EN;
+ writel(tmp, SC_DPLLCTRL);
+}