Hi Eduardo,
> Lukasz
>
> On Wed, Dec 10, 2014 at 01:09:51PM +0100, Lukasz Majewski wrote:
> > Presented device tree bindings provide data already hardcoded in the
> > exynos_tmu_data.c file.
> > After this commit, it should be possible to reuse common thermal
> > core framework in Exynos SoCs.
> >
> > Signed-off-by: Lukasz Majewski <l.majewski@xxxxxxxxxxx>
> > ---
> > Changes for v2:
> > - Add proper TMU entries for exynos3250.dtsi
> > ---
> > arch/arm/boot/dts/exynos3250.dtsi | 4 ++++
> > arch/arm/boot/dts/exynos4.dtsi | 5 +++++
> > arch/arm/boot/dts/exynos4210.dtsi | 23 ++++++++++++++++++++++-
> > arch/arm/boot/dts/exynos4x12.dtsi | 3 +++
> > arch/arm/boot/dts/exynos5250.dtsi | 7 +++++--
> > arch/arm/boot/dts/exynos5420.dtsi | 33
> > +++++++++++++++++++++++++++++++++ arch/arm/boot/dts/exynos5440.dtsi
> > | 18 ++++++++++++++++++ 7 files changed, 90 insertions(+), 3
> > deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/exynos3250.dtsi
> > b/arch/arm/boot/dts/exynos3250.dtsi index 693a327..6edfa76 100644
> > --- a/arch/arm/boot/dts/exynos3250.dtsi
> > +++ b/arch/arm/boot/dts/exynos3250.dtsi
> > @@ -18,7 +18,9 @@
> > */
> >
> > #include "skeleton.dtsi"
> > +#include "exynos4-cpu-thermal.dtsi"
> > #include <dt-bindings/clock/exynos3250.h>
> > +#include <dt-bindings/thermal/thermal_exynos.h>
> >
> > / {
> > compatible = "samsung,exynos3250";
> > @@ -188,6 +190,8 @@
> > interrupts = <0 216 0>;
> > clocks = <&cmu CLK_TMU_APBIF>;
> > clock-names = "tmu_apbif";
> > + type = <SOC_ARCH_EXYNOS3250>;
>
> Why do we need a 'type' property here? Can't we reuse compatible?
It is doable to reuse "compatibles" for this purpose. We can do away
with "type" here.
I will do this for v3.
>
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > status = "disabled";
> > };
> >
> > diff --git a/arch/arm/boot/dts/exynos4.dtsi
> > b/arch/arm/boot/dts/exynos4.dtsi index e0278ec..1735bb3 100644
> > --- a/arch/arm/boot/dts/exynos4.dtsi
> > +++ b/arch/arm/boot/dts/exynos4.dtsi
> > @@ -21,6 +21,7 @@
> >
> > #include <dt-bindings/clock/exynos4.h>
> > #include <dt-bindings/clock/exynos-audss-clk.h>
> > +#include <dt-bindings/thermal/thermal_exynos.h>
> > #include "skeleton.dtsi"
> >
> > / {
> > @@ -645,4 +646,8 @@
> > samsung,sysreg = <&sys_reg>;
> > status = "disabled";
> > };
> > +
> > + tmu: tmu@100C0000 {
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > + };
> > };
> > diff --git a/arch/arm/boot/dts/exynos4210.dtsi
> > b/arch/arm/boot/dts/exynos4210.dtsi index 10e8915..1c52681 100644
> > --- a/arch/arm/boot/dts/exynos4210.dtsi
> > +++ b/arch/arm/boot/dts/exynos4210.dtsi
> > @@ -21,6 +21,8 @@
> >
> > #include "exynos4.dtsi"
> > #include "exynos4210-pinctrl.dtsi"
> > +#include "exynos4-cpu-thermal.dtsi"
> > +#include <dt-bindings/thermal/thermal_exynos.h>
> >
> > / {
> > compatible = "samsung,exynos4210", "samsung,exynos4";
> > @@ -146,16 +148,35 @@
> > reg = <0x03860000 0x1000>;
> > };
> >
> > - tmu@100C0000 {
> > + tmu: tmu@100C0000 {
> > compatible = "samsung,exynos4210-tmu";
> > interrupt-parent = <&combiner>;
> > reg = <0x100C0000 0x100>;
> > interrupts = <2 4>;
> > clocks = <&clock CLK_TMU_APBIF>;
> > clock-names = "tmu_apbif";
> > + gain = <15>;
> > + reference_voltage = <7>;
> > + type = <SOC_ARCH_EXYNOS4210>;
> > status = "disabled";
> > };
> >
> > + thermal-zones {
> > + cpu_thermal: cpu-thermal {
> > + trips {
> > + cpu_alert0: cpu-alert-0 {
> > + temperature = <85000>; /*
> > millicelsius */
> > + };
> > + cpu_alert1: cpu-alert-1 {
> > + temperature = <100000>; /*
> > millicelsius */
> > + };
> > + cpu_alert2: cpu-alert-2 {
> > + temperature = <110000>; /*
> > millicelsius */
> > + };
> > + };
> > + };
> > + };
> > +
> > g2d@12800000 {
> > compatible = "samsung,s5pv210-g2d";
> > reg = <0x12800000 0x1000>;
> > diff --git a/arch/arm/boot/dts/exynos4x12.dtsi
> > b/arch/arm/boot/dts/exynos4x12.dtsi index 2e9f1f7..ee24d83 100644
> > --- a/arch/arm/boot/dts/exynos4x12.dtsi
> > +++ b/arch/arm/boot/dts/exynos4x12.dtsi
> > @@ -19,6 +19,8 @@
> >
> > #include "exynos4.dtsi"
> > #include "exynos4x12-pinctrl.dtsi"
> > +#include "exynos4-cpu-thermal.dtsi"
> > +#include <dt-bindings/thermal/thermal_exynos.h>
> >
> > / {
> > aliases {
> > @@ -279,6 +281,7 @@
> > reg = <0x100C0000 0x100>;
> > clocks = <&clock 383>;
> > clock-names = "tmu_apbif";
> > + type = <SOC_ARCH_EXYNOS4412>;
> > status = "disabled";
> > };
> > };
> > diff --git a/arch/arm/boot/dts/exynos5250.dtsi
> > b/arch/arm/boot/dts/exynos5250.dtsi index a5bbc1a..2167394 100644
> > --- a/arch/arm/boot/dts/exynos5250.dtsi
> > +++ b/arch/arm/boot/dts/exynos5250.dtsi
> > @@ -20,8 +20,9 @@
> > #include <dt-bindings/clock/exynos5250.h>
> > #include "exynos5.dtsi"
> > #include "exynos5250-pinctrl.dtsi"
> > -
> > +#include "exynos4-cpu-thermal.dtsi"
> > #include <dt-bindings/clock/exynos-audss-clk.h>
> > +#include <dt-bindings/thermal/thermal_exynos.h>
> >
> > / {
> > compatible = "samsung,exynos5250", "samsung,exynos5";
> > @@ -236,12 +237,14 @@
> > status = "disabled";
> > };
> >
> > - tmu@10060000 {
> > + tmu: tmu@10060000 {
> > compatible = "samsung,exynos5250-tmu";
> > reg = <0x10060000 0x100>;
> > interrupts = <0 65 0>;
> > clocks = <&clock CLK_TMU>;
> > clock-names = "tmu_apbif";
> > + type = <SOC_ARCH_EXYNOS5250>;
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > };
> >
> > thermal-zones {
> > diff --git a/arch/arm/boot/dts/exynos5420.dtsi
> > b/arch/arm/boot/dts/exynos5420.dtsi index 8617a03..23d488b 100644
> > --- a/arch/arm/boot/dts/exynos5420.dtsi
> > +++ b/arch/arm/boot/dts/exynos5420.dtsi
> > @@ -756,6 +756,8 @@
> > interrupts = <0 65 0>;
> > clocks = <&clock CLK_TMU>;
> > clock-names = "tmu_apbif";
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > + type = <SOC_ARCH_EXYNOS5420>;
> > };
> >
> > tmu_cpu1: tmu@10064000 {
> > @@ -764,6 +766,8 @@
> > interrupts = <0 183 0>;
> > clocks = <&clock CLK_TMU>;
> > clock-names = "tmu_apbif";
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > + type = <SOC_ARCH_EXYNOS5420>;
> > };
> >
> > tmu_cpu2: tmu@10068000 {
> > @@ -772,6 +776,8 @@
> > interrupts = <0 184 0>;
> > clocks = <&clock CLK_TMU>, <&clock CLK_TMU>;
> > clock-names = "tmu_apbif", "tmu_triminfo_apbif";
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > + type = <SOC_ARCH_EXYNOS5420_TRIMINFO>;
> > };
> >
> > tmu_cpu3: tmu@1006c000 {
> > @@ -780,6 +786,8 @@
> > interrupts = <0 185 0>;
> > clocks = <&clock CLK_TMU>, <&clock CLK_TMU_GPU>;
> > clock-names = "tmu_apbif", "tmu_triminfo_apbif";
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > + type = <SOC_ARCH_EXYNOS5420_TRIMINFO>;
> > };
> >
> > tmu_gpu: tmu@100a0000 {
> > @@ -788,6 +796,31 @@
> > interrupts = <0 215 0>;
> > clocks = <&clock CLK_TMU_GPU>, <&clock CLK_TMU>;
> > clock-names = "tmu_apbif", "tmu_triminfo_apbif";
> > + #include "exynos4412-tmu-sensor-conf.dtsi"
> > + type = <SOC_ARCH_EXYNOS5420_TRIMINFO>;
> > + };
> > +
> > + thermal-zones {
> > + cpu0_thermal: cpu0-thermal {
> > + thermal-sensors = <&tmu_cpu0>;
> > + #include "exynos5420-trip-points.dtsi"
> > + };
> > + cpu1_thermal: cpu1-thermal {
> > + thermal-sensors = <&tmu_cpu1>;
> > + #include "exynos5420-trip-points.dtsi"
> > + };
> > + cpu2_thermal: cpu2-thermal {
> > + thermal-sensors = <&tmu_cpu2>;
> > + #include "exynos5420-trip-points.dtsi"
> > + };
> > + cpu3_thermal: cpu3-thermal {
> > + thermal-sensors = <&tmu_cpu3>;
> > + #include "exynos5420-trip-points.dtsi"
> > + };
> > + gpu_thermal: gpu-thermal {
> > + thermal-sensors = <&tmu_gpu>;
> > + #include "exynos5420-trip-points.dtsi"
> > + };
> > };
> >
> > watchdog: watchdog@101D0000 {
> > diff --git a/arch/arm/boot/dts/exynos5440.dtsi
> > b/arch/arm/boot/dts/exynos5440.dtsi index 8f3373c..59d9416 100644
> > --- a/arch/arm/boot/dts/exynos5440.dtsi
> > +++ b/arch/arm/boot/dts/exynos5440.dtsi
> > @@ -219,6 +219,7 @@
> > interrupts = <0 58 0>;
> > clocks = <&clock CLK_B_125>;
> > clock-names = "tmu_apbif";
> > + #include "exynos5440-tmu-sensor-conf.dtsi"
> > };
> >
> > tmuctrl_1: tmuctrl@16011C {
> > @@ -227,6 +228,7 @@
> > interrupts = <0 58 0>;
> > clocks = <&clock CLK_B_125>;
> > clock-names = "tmu_apbif";
> > + #include "exynos5440-tmu-sensor-conf.dtsi"
> > };
> >
> > tmuctrl_2: tmuctrl@160120 {
> > @@ -235,6 +237,22 @@
> > interrupts = <0 58 0>;
> > clocks = <&clock CLK_B_125>;
> > clock-names = "tmu_apbif";
> > + #include "exynos5440-tmu-sensor-conf.dtsi"
> > + };
> > +
> > + thermal-zones {
> > + cpu0_thermal: cpu0-thermal {
> > + thermal-sensors = <&tmuctrl_0>;
> > + #include "exynos5440-trip-points.dtsi"
> > + };
> > + cpu1_thermal: cpu1-thermal {
> > + thermal-sensors = <&tmuctrl_1>;
> > + #include "exynos5440-trip-points.dtsi"
> > + };
> > + cpu2_thermal: cpu2-thermal {
> > + thermal-sensors = <&tmuctrl_2>;
> > + #include "exynos5440-trip-points.dtsi"
> > + };
> > };
> >
> > sata@210000 {
> > --
> > 2.0.0.rc2
> >
--
Best regards,
Lukasz Majewski
Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
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