rockchip: Add core Soc start-up code for rv1108

RV1108 is embedded with an ARM Cortex-A7 single core and a DSP core
from Rockchip. It is designed for varies application scenario such
as car DVR, sports DV, secure camera and UAV camera.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/arch/arm/mach-rockchip/rv1108/clk_rv1108.c b/arch/arm/mach-rockchip/rv1108/clk_rv1108.c
new file mode 100644
index 0000000000..968c356447
--- /dev/null
+++ b/arch/arm/mach-rockchip/rv1108/clk_rv1108.c
@@ -0,0 +1,32 @@
+/*
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ * Author: Andy Yan <andy.yan@rock-chips.com>
+ * SPDX-License-Identifier:     GPL-2.0
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <syscon.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cru_rv1108.h>
+
+int rockchip_get_clk(struct udevice **devp)
+{
+	return uclass_get_device_by_driver(UCLASS_CLK,
+			DM_GET_DRIVER(clk_rv1108), devp);
+}
+
+void *rockchip_get_cru(void)
+{
+	struct rv1108_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;
+}