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Subject[PATCH v3 3/3] arm64: dts: register Hi3660's thermal sensor
Date
From: Tao Wang <kevin.wangtao@linaro.org>

Bind thermal sensor driver for Hi3660.

Signed-off-by: Tao Wang <kevin.wangtao@linaro.org>
Signed-off-by: Leo Yan <leo.yan@linaro.org>
---
arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 10 ++++++++++
include/dt-bindings/thermal/hi3660-thermal.h | 30 ++++++++++++++++++++++++++++
2 files changed, 40 insertions(+)
create mode 100644 include/dt-bindings/thermal/hi3660-thermal.h

diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
index c6a1961..7e2081d 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
@@ -6,6 +6,7 @@

#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/hi3660-clock.h>
+#include <dt-bindings/thermal/hi3660-thermal.h>

/ {
compatible = "hisilicon,hi3660";
@@ -848,5 +849,14 @@
&sdio_cfg_func>;
status = "disabled";
};
+
+ tsensor: tsensor@FFF3000 {
+ compatible = "hisilicon,tsensor";
+ reg = <0x0 0xfff30000 0x0 0x1000>;
+ offset = <0x1c 0x5c 0x9c>;
+ coefficients = <165000 (-40000)>;
+ hisi,adc-range = <0x74 0x39A>;
+ #thermal-sensor-cells = <1>;
+ };
};
};
diff --git a/include/dt-bindings/thermal/hi3660-thermal.h b/include/dt-bindings/thermal/hi3660-thermal.h
new file mode 100644
index 0000000..1efe625
--- /dev/null
+++ b/include/dt-bindings/thermal/hi3660-thermal.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2017 Hisilicon Limited.
+ * Copyright (c) 2017 Linaro Limited.
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __DTS_HI3660_THERMAL_H
+#define __DTS_HI3660_THERMAL_H
+
+/* sensor id */
+#define LITTLE_CPU_TEMP 0
+#define BIG_CPU_TEMP 1
+#define GPU_TEMP 2
+#define MAX_TEMP 3
+#define AVG_TEMP 4
+
+#define THERMAL_NO_LIMIT (~0)
+
+#endif
--
2.8.1
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