Provide a simple sandbox driver for the thermal uclass. It simply registers and returns 100 degrees C if requested.
Signed-off-by: Robert Marko robert.marko@sartura.hr --- 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"; + }; };
&cros_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 nitin.garg@freescale.com
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 0000000000..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 robert.marko@sartura.hr + * + * Sandbox driver for the thermal uclass. + */ + +#include <common.h> +#include <dm.h> +#include <thermal.h> + +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 = &sandbox_thermal_ops, + .flags = DM_FLAG_PRE_RELOC, +};