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Diffstat (limited to 'arch/arm/mach-uniphier/pll/pll-spectrum-ph1-ld4.c')
-rw-r--r--arch/arm/mach-uniphier/pll/pll-spectrum-ph1-ld4.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/pll/pll-spectrum-ph1-ld4.c b/arch/arm/mach-uniphier/pll/pll-spectrum-ph1-ld4.c
new file mode 100644
index 0000000..cad0ed8
--- /dev/null
+++ b/arch/arm/mach-uniphier/pll/pll-spectrum-ph1-ld4.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2011-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <linux/io.h>
+#include <mach/init.h>
+#include <mach/sc-regs.h>
+
+int ph1_ld4_enable_dpll_ssc(const struct uniphier_board_data *bd)
+{
+ u32 tmp;
+
+ tmp = readl(SC_DPLLCTRL);
+ tmp |= SC_DPLLCTRL_SSC_EN;
+ writel(tmp, SC_DPLLCTRL);
+
+ return 0;
+}