From aa9bb4bb8878ff83503842ff9f442cf3d0c95cf9 Mon Sep 17 00:00:00 2001 From: Eduardo Valentin Date: Thu, 4 Jul 2013 19:16:26 -0400 Subject: arm: dts: add omap4430 thermal data MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch changes the dtsi entry on omap4430 to contain the thermal data. This data will enable the passive cooling with CPUfreq cooling device at 100C and the system will do a thermal shutdown at 125C. Cc: "Benoît Cousson" Cc: Tony Lindgren Cc: Russell King Cc: linux-omap@vger.kernel.org Cc: devicetree-discuss@lists.ozlabs.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Eduardo Valentin --- arch/arm/boot/dts/omap443x.dtsi | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'arch/arm/boot/dts/omap443x.dtsi') diff --git a/arch/arm/boot/dts/omap443x.dtsi b/arch/arm/boot/dts/omap443x.dtsi index bcf455efe18d..dc2f60b68930 100644 --- a/arch/arm/boot/dts/omap443x.dtsi +++ b/arch/arm/boot/dts/omap443x.dtsi @@ -12,7 +12,7 @@ / { cpus { - cpu@0 { + cpu0: cpu@0 { /* OMAP443x variants OPP50-OPPNT */ operating-points = < /* kHz uV */ @@ -25,9 +25,15 @@ }; }; - bandgap { + thermal-zones { + #include "omap4-cpu-thermal.dtsi" + }; + + bandgap: bandgap { reg = <0x4a002260 0x4 0x4a00232C 0x4>; compatible = "ti,omap4430-bandgap"; + + #thermal-sensor-cells = <0>; }; }; -- cgit v1.2.1 From 72af5e6d0c3e01655c1c1fc7c7ca94a2b663611e Mon Sep 17 00:00:00 2001 From: Eduardo Valentin Date: Mon, 15 Jul 2013 09:46:31 -0400 Subject: arm: dts: add cooling properties on omap4430 cpu node MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit OMAP4430 devices can reach high temperatures and thus needs to have cpufreq-cooling on systems running on it. This patch adds the required cooling device properties so that cpufreq-cpu0 driver loads the cooling device. Cc: "Benoît Cousson" Cc: Tony Lindgren Cc: Russell King Cc: linux-omap@vger.kernel.org Cc: devicetree-discuss@lists.ozlabs.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Eduardo Valentin --- arch/arm/boot/dts/omap443x.dtsi | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch/arm/boot/dts/omap443x.dtsi') diff --git a/arch/arm/boot/dts/omap443x.dtsi b/arch/arm/boot/dts/omap443x.dtsi index dc2f60b68930..11441336c4c7 100644 --- a/arch/arm/boot/dts/omap443x.dtsi +++ b/arch/arm/boot/dts/omap443x.dtsi @@ -22,6 +22,11 @@ 1008000 1375000 >; clock-latency = <300000>; /* From legacy driver */ + + /* cooling options */ + cooling-min-level = <0>; + cooling-max-level = <3>; + #cooling-cells = <2>; /* min followed by max */ }; }; -- cgit v1.2.1 From 977a352867ae4166fb26339464ba608c27f1aa5e Mon Sep 17 00:00:00 2001 From: Eduardo Valentin Date: Tue, 12 Nov 2013 12:30:07 -0400 Subject: arm: dts: make OMAP443x bandgap node to belong to OCP MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Small fix on representation. Bandgap node belongs to OCP. Cc: "Benoît Cousson" Cc: Tony Lindgren Cc: Rob Herring Cc: Pawel Moll Cc: Mark Rutland Cc: Stephen Warren Cc: Ian Campbell Cc: Russell King Cc: linux-omap@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Suggested-by: Nishanth Menon Signed-off-by: Eduardo Valentin --- arch/arm/boot/dts/omap443x.dtsi | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'arch/arm/boot/dts/omap443x.dtsi') diff --git a/arch/arm/boot/dts/omap443x.dtsi b/arch/arm/boot/dts/omap443x.dtsi index 11441336c4c7..ab607a19a613 100644 --- a/arch/arm/boot/dts/omap443x.dtsi +++ b/arch/arm/boot/dts/omap443x.dtsi @@ -34,11 +34,13 @@ #include "omap4-cpu-thermal.dtsi" }; - bandgap: bandgap { - reg = <0x4a002260 0x4 - 0x4a00232C 0x4>; - compatible = "ti,omap4430-bandgap"; + ocp { + bandgap: bandgap { + reg = <0x4a002260 0x4 + 0x4a00232C 0x4>; + compatible = "ti,omap4430-bandgap"; - #thermal-sensor-cells = <0>; + #thermal-sensor-cells = <0>; + }; }; }; -- cgit v1.2.1