DM: thermal: Add imx thermal DM driver

Add a new thermal uclass for thermal sensor and implement the imx
thermal driver basing on this uclass.

Signed-off-by: Ye.Li <B37916@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>

1 files changed, 30 insertions, 0 deletions

diff --git a/drivers/thermal/thermal-uclass.c b/drivers/thermal/thermal-uclass.c
new file mode 100644
index 00000000000..3bee1a7dc7a
--- /dev/null
+++ b/drivers/thermal/thermal-uclass.c
@@ -0,0 +1,30 @@
+/*
+ * (C) Copyright 2014 Freescale Semiconductor, Inc
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <thermal.h>
+#include <errno.h>
+#include <fdtdec.h>
+#include <malloc.h>
+#include <asm/io.h>
+#include <linux/list.h>
+
+
+int thermal_get_temp(struct udevice *dev, int *temp)
+{
+	const struct dm_thermal_ops *ops = device_get_ops(dev);
+
+	if (!ops->get_temp)
+		return -ENOSYS;
+
+	return ops->get_temp(dev, temp);
+}
+
+UCLASS_DRIVER(thermal) = {
+	.id		= UCLASS_THERMAL,
+	.name		= "thermal",
+};