clk: sunxi: Add dummy fixed rate clock for Allwinner A1X SoCs

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Mike Turquette <mturquette@ti.com>

diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index 71a25b9..9c300a8 100644 (file)
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -19,6 +19,7 @@ endif
 obj-$(CONFIG_MACH_LOONGSON1)   += clk-ls1x.o
 obj-$(CONFIG_ARCH_U8500)       += ux500/
 obj-$(CONFIG_ARCH_VT8500)      += clk-vt8500.o
+obj-$(CONFIG_ARCH_SUNXI)       += clk-sunxi.o
 
 # Chip specific
 obj-$(CONFIG_COMMON_CLK_WM831X) += clk-wm831x.o

diff --git a/drivers/clk/clk-sunxi.c b/drivers/clk/clk-sunxi.c
new file mode 100644 (file)
index 0000000..0e831b5
--- /dev/null
+++ b/drivers/clk/clk-sunxi.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2012 Maxime Ripard
+ *
+ * Maxime Ripard <maxime.ripard@free-electrons.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/sunxi.h>
+#include <linux/of.h>
+
+static const __initconst struct of_device_id clk_match[] = {
+       { .compatible = "fixed-clock", .data = of_fixed_clk_setup, },
+       {}
+};
+
+void __init sunxi_init_clocks(void)
+{
+       of_clk_init(clk_match);
+}

diff --git a/include/linux/clk/sunxi.h b/include/linux/clk/sunxi.h
new file mode 100644 (file)
index 0000000..e074fdd
--- /dev/null
+++ b/include/linux/clk/sunxi.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2012 Maxime Ripard
+ *
+ * Maxime Ripard <maxime.ripard@free-electrons.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __LINUX_CLK_SUNXI_H_
+#define __LINUX_CLK_SUNXI_H_
+
+void __init sunxi_init_clocks(void);
+
+#endif