Re: [PATCH V5 2/2] Thermal: Add ST-Ericsson DB8500 thermalproperties and platform data.

[Zhang Rui]

On Fri, 2012-11-09 at 19:29 +0800, hongbo.zhang wrote:
> From: "hongbo.zhang" <hongbo.zhang@xxxxxxxxxx>
> 
> This patch adds device tree properties for ST-Ericsson DB8500 thermal driver,
> also adds the platform data to support the old fashion.
> 
> Signed-off-by: hongbo.zhang <hongbo.zhang@xxxxxxxxxx>
> Reviewed-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

hmmm,

who should take this patch?
I'd like to see ACK from the maintainer of these code before applying
them to thermal tree.

thanks,
rui
> ---
>  arch/arm/boot/dts/dbx5x0.dtsi      | 14 +++++++++
>  arch/arm/boot/dts/snowball.dts     | 31 ++++++++++++++++++
>  arch/arm/configs/u8500_defconfig   |  2 ++
>  arch/arm/mach-ux500/board-mop500.c | 64 ++++++++++++++++++++++++++++++++++++++
>  4 files changed, 111 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi
> index 4b0e0ca..731086b 100644
> --- a/arch/arm/boot/dts/dbx5x0.dtsi
> +++ b/arch/arm/boot/dts/dbx5x0.dtsi
> @@ -203,6 +203,14 @@
>  				reg = <0x80157450 0xC>;
>  			};
>  
> +			thermal@801573c0 {
> +				compatible = "stericsson,db8500-thermal";
> +				reg = <0x801573c0 0x40>;
> +				interrupts = <21 0x4>, <22 0x4>;
> +				interrupt-names = "IRQ_HOTMON_LOW", "IRQ_HOTMON_HIGH";
> +				status = "disabled";
> +			 };
> +
>  			db8500-prcmu-regulators {
>  				compatible = "stericsson,db8500-prcmu-regulator";
>  
> @@ -660,5 +668,11 @@
>  			ranges = <0 0x50000000 0x4000000>;
>  			status = "disabled";
>  		};
> +
> +		cpufreq-cooling {
> +			compatible = "stericsson,db8500-cpufreq-cooling";
> +			status = "disabled";
> +		 };
> +
>  	};
>  };
> diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts
> index 702c0ba..c6f85f0 100644
> --- a/arch/arm/boot/dts/snowball.dts
> +++ b/arch/arm/boot/dts/snowball.dts
> @@ -99,6 +99,33 @@
>  			status = "okay";
>  		};
>  
> +		prcmu@80157000 {
> +			thermal@801573c0 {
> +				num-trips = <4>;
> +
> +				trip0-temp = <70000>;
> +				trip0-type = "active";
> +				trip0-cdev-num = <1>;
> +				trip0-cdev-name0 = "thermal-cpufreq-0";
> +
> +				trip1-temp = <75000>;
> +				trip1-type = "active";
> +				trip1-cdev-num = <1>;
> +				trip1-cdev-name0 = "thermal-cpufreq-0";
> +
> +				trip2-temp = <80000>;
> +				trip2-type = "active";
> +				trip2-cdev-num = <1>;
> +				trip2-cdev-name0 = "thermal-cpufreq-0";
> +
> +				trip3-temp = <85000>;
> +				trip3-type = "critical";
> +				trip3-cdev-num = <0>;
> +
> +				status = "okay";
> +			 };
> +		};
> +
>  		external-bus@50000000 {
>  			status = "okay";
>  
> @@ -183,5 +210,9 @@
>  				reg = <0x33>;
>  			};
>  		};
> +
> +		cpufreq-cooling {
> +			status = "okay";
> +		};
>  	};
>  };
> diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig
> index da68454..250625d 100644
> --- a/arch/arm/configs/u8500_defconfig
> +++ b/arch/arm/configs/u8500_defconfig
> @@ -69,6 +69,8 @@ CONFIG_GPIO_TC3589X=y
>  CONFIG_POWER_SUPPLY=y
>  CONFIG_AB8500_BM=y
>  CONFIG_AB8500_BATTERY_THERM_ON_BATCTRL=y
> +CONFIG_THERMAL=y
> +CONFIG_CPU_THERMAL=y
>  CONFIG_MFD_STMPE=y
>  CONFIG_MFD_TC3589X=y
>  CONFIG_AB5500_CORE=y
> diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
> index 416d436..b03216b 100644
> --- a/arch/arm/mach-ux500/board-mop500.c
> +++ b/arch/arm/mach-ux500/board-mop500.c
> @@ -16,6 +16,7 @@
>  #include <linux/io.h>
>  #include <linux/i2c.h>
>  #include <linux/platform_data/i2c-nomadik.h>
> +#include <linux/platform_data/db8500_thermal.h>
>  #include <linux/gpio.h>
>  #include <linux/amba/bus.h>
>  #include <linux/amba/pl022.h>
> @@ -229,6 +230,67 @@ static struct ab8500_platform_data ab8500_platdata = {
>  };
>  
>  /*
> + * Thermal Sensor
> + */
> +
> +static struct resource db8500_thsens_resources[] = {
> +	{
> +		.name = "IRQ_HOTMON_LOW",
> +		.start  = IRQ_PRCMU_HOTMON_LOW,
> +		.end    = IRQ_PRCMU_HOTMON_LOW,
> +		.flags  = IORESOURCE_IRQ,
> +	},
> +	{
> +		.name = "IRQ_HOTMON_HIGH",
> +		.start  = IRQ_PRCMU_HOTMON_HIGH,
> +		.end    = IRQ_PRCMU_HOTMON_HIGH,
> +		.flags  = IORESOURCE_IRQ,
> +	},
> +};
> +
> +static struct db8500_thsens_platform_data db8500_thsens_data = {
> +	.trip_points[0] = {
> +		.temp = 70000,
> +		.type = THERMAL_TRIP_ACTIVE,
> +		.cdev_name = {
> +			[0] = "thermal-cpufreq-0",
> +		},
> +	},
> +	.trip_points[1] = {
> +		.temp = 75000,
> +		.type = THERMAL_TRIP_ACTIVE,
> +		.cdev_name = {
> +			[0] = "thermal-cpufreq-0",
> +		},
> +	},
> +	.trip_points[2] = {
> +		.temp = 80000,
> +		.type = THERMAL_TRIP_ACTIVE,
> +		.cdev_name = {
> +			[0] = "thermal-cpufreq-0",
> +		},
> +	},
> +	.trip_points[3] = {
> +		.temp = 85000,
> +		.type = THERMAL_TRIP_CRITICAL,
> +	},
> +	.num_trips = 4,
> +};
> +
> +static struct platform_device u8500_thsens_device = {
> +	.name           = "db8500-thermal",
> +	.resource       = db8500_thsens_resources,
> +	.num_resources  = ARRAY_SIZE(db8500_thsens_resources),
> +	.dev	= {
> +		.platform_data	= &db8500_thsens_data,
> +	},
> +};
> +
> +static struct platform_device u8500_cpufreq_cooling_device = {
> +	.name           = "db8500-cpufreq-cooling",
> +};
> +
> +/*
>   * TPS61052
>   */
>  
> @@ -583,6 +645,8 @@ static struct platform_device *snowball_platform_devs[] __initdata = {
>  	&snowball_key_dev,
>  	&snowball_sbnet_dev,
>  	&snowball_gpio_en_3v3_regulator_dev,
> +	&u8500_thsens_device,
> +	&u8500_cpufreq_cooling_device,
>  };
>  
>  static void __init mop500_init_machine(void)


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