| Message ID | 1352977003-25095-3-git-send-email-hongbo.zhang@linaro.com |
|---|---|
| State | Accepted |
| Commit | dc1956b5f84de7d453ec4d9fe68385fffd689686 |
| Headers | show |
On Thu, 2012-11-15 at 18:56 +0800, hongbo.zhang wrote: > From: "hongbo.zhang" <hongbo.zhang@linaro.com> > > 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@linaro.com> > Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org> > Acked-by: Linus Walleij <linus.walleij@linaro.org> applied to thermal next. 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)
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)