Provide a simple sandbox driver for the thermal uclass.
It simply registers and returns 100 degrees C if requested.
Signed-off-by: Robert Marko
---
arch/sandbox/dts/sandbox.dtsi | 4
arch/sandbox/dts/test.dts | 4
configs/sandbox_defconfig | 2 ++
drivers/thermal/Makefile | 1 +
drivers/thermal/thermal_sandbox.c | 36 +++
5 files changed, 47 insertions(+)
create mode 100644 drivers/thermal/thermal_sandbox.c
diff --git a/arch/sandbox/dts/sandbox.dtsi b/arch/sandbox/dts/sandbox.dtsi
index aa22b8765c..c24aee1d05 100644
--- a/arch/sandbox/dts/sandbox.dtsi
+++ b/arch/sandbox/dts/sandbox.dtsi
@@ -426,6 +426,10 @@
sandbox_tee {
compatible = "sandbox,tee";
};
+
+ thermal {
+ compatible = "sandbox,thermal";
+ };
};
_ec {
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index d1a8cc7bfb..f002233064 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -1668,6 +1668,10 @@
compatible = "sandbox,regmap_test";
};
};
+
+ thermal {
+ compatible = "sandbox,thermal";
+ };
};
#include "sandbox_pmic.dtsi"
diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index eba7bcbb48..d4965248d4 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -77,6 +77,7 @@ CONFIG_CMD_PCI=y
CONFIG_CMD_READ=y
CONFIG_CMD_REMOTEPROC=y
CONFIG_CMD_SPI=y
+CONFIG_CMD_TEMPERATURE=y
CONFIG_CMD_USB=y
CONFIG_CMD_AXI=y
CONFIG_CMD_SETEXPR_FMT=y
@@ -282,6 +283,7 @@ CONFIG_SYSINFO=y
CONFIG_SYSINFO_SANDBOX=y
CONFIG_SYSINFO_GPIO=y
CONFIG_SYSRESET=y
+CONFIG_DM_THERMAL=y
CONFIG_TIMER=y
CONFIG_TIMER_EARLY=y
CONFIG_SANDBOX_TIMER=y
diff --git a/drivers/thermal/Makefile b/drivers/thermal/Makefile
index 6dda62bcd1..f2ee1df394 100644
--- a/drivers/thermal/Makefile
+++ b/drivers/thermal/Makefile
@@ -4,6 +4,7 @@
# Author: Nitin Garg
obj-$(CONFIG_DM_THERMAL) += thermal-uclass.o
+obj-$(CONFIG_SANDBOX) += thermal_sandbox.o
obj-$(CONFIG_IMX_THERMAL) += imx_thermal.o
obj-$(CONFIG_IMX_SCU_THERMAL) += imx_scu_thermal.o
obj-$(CONFIG_SPARX5_THERMAL) += sparx5-temp.o
diff --git a/drivers/thermal/thermal_sandbox.c
b/drivers/thermal/thermal_sandbox.c
new file mode 100644
index 00..acc364feb0
--- /dev/null
+++ b/drivers/thermal/thermal_sandbox.c
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2022 Sartura Ltd.
+ * Written by Robert Marko
+ *
+ * Sandbox driver for the thermal uclass.
+ */
+
+#include
+#include
+#include
+
+int sandbox_thermal_get_temp(struct udevice *dev, int *temp)
+{
+ /* Simply return 100°C */
+ *temp = 100;
+
+ return 0;
+}
+
+static const struct dm_thermal_ops sandbox_thermal_ops = {
+ .get_temp = sandbox_thermal_get_temp,
+};
+
+static const struct udevice_id sandbox_thermal_ids[] = {
+ { .compatible = "sandbox,thermal" },
+ { }
+};
+
+U_BOOT_DRIVER(thermal_sandbox) = {
+ .name = "thermal-sandbox",
+ .id = UCLASS_THERMAL,
+ .of_match = sandbox_thermal_ids,
+ .ops= _thermal_ops,
+ .flags = DM_FLAG_PRE_RELOC,
+};
--
2.37.1
