3 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/cru_rk3036.h b/arch/arm/include/asm/arch-rockchip/cru_rk3036.h
index 7ecc8ee71c..aaef4b9d73 100644
--- a/arch/arm/include/asm/arch-rockchip/cru_rk3036.h
+++ b/arch/arm/include/asm/arch-rockchip/cru_rk3036.h
@@ -24,6 +24,12 @@
 #define PERI_HCLK_HZ	148500000
 #define PERI_PCLK_HZ	74250000
 
+/* Private data for the clock driver - used by rockchip_get_cru() */
+struct rk3036_clk_priv {
+	struct rk3036_cru *cru;
+	ulong rate;
+};
+
 struct rk3036_cru {
 	struct rk3036_pll {
 		unsigned int con0;
diff --git a/arch/arm/mach-rockchip/rk3036/Makefile b/arch/arm/mach-rockchip/rk3036/Makefile
index 916a7a4378..20d28f7c21 100644
--- a/arch/arm/mach-rockchip/rk3036/Makefile
+++ b/arch/arm/mach-rockchip/rk3036/Makefile
@@ -4,6 +4,8 @@
 # SPDX-License-Identifier:     GPL-2.0+
 #
 
+obj-y += clk_rk3036.o
+
 ifndef CONFIG_SPL_BUILD
 obj-y += syscon_rk3036.o
 endif
diff --git a/arch/arm/mach-rockchip/rk3036/clk_rk3036.c b/arch/arm/mach-rockchip/rk3036/clk_rk3036.c
new file mode 100644
index 0000000000..6a06afb103
--- /dev/null
+++ b/arch/arm/mach-rockchip/rk3036/clk_rk3036.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2016 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <syscon.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cru_rk3036.h>
+
+int rockchip_get_clk(struct udevice **devp)
+{
+	return uclass_get_device_by_driver(UCLASS_CLK,
+			DM_GET_DRIVER(rockchip_rk3036_cru), devp);
+}
+
+void *rockchip_get_cru(void)
+{
+	struct rk3036_clk_priv *priv;
+	struct udevice *dev;
+	int ret;
+
+	ret = rockchip_get_clk(&dev);
+	if (ret)
+		return ERR_PTR(ret);
+
+	priv = dev_get_priv(dev);
+
+	return priv->cru;
+}