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| author | Rafał Miłecki <rafal@milecki.pl> | 2017-04-20 22:15:09 +0200 |
|---|---|---|
| committer | Rafał Miłecki <rafal@milecki.pl> | 2017-05-09 11:18:39 +0200 |
| commit | d1e0cc8cd5b460df47a2316653c273e27ebf93b1 (patch) | |
| tree | e9f59fc1b070afa71c1b358518a1c773cd98be78 /target/linux/bcm53xx/patches-4.4/047-0020-ARM-dts-BCM5301X-Add-CPU-thermal-sensor-and-zone.patch | |
| parent | 86196830371c07c2b5721002f2ad500ca893076e (diff) | |
| download | mtk-20170518-d1e0cc8cd5b460df47a2316653c273e27ebf93b1.zip mtk-20170518-d1e0cc8cd5b460df47a2316653c273e27ebf93b1.tar.gz mtk-20170518-d1e0cc8cd5b460df47a2316653c273e27ebf93b1.tar.bz2 | |
bcm53xx: backport DT patches for serial, thermal and MDIO
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Diffstat (limited to 'target/linux/bcm53xx/patches-4.4/047-0020-ARM-dts-BCM5301X-Add-CPU-thermal-sensor-and-zone.patch')
| -rw-r--r-- | target/linux/bcm53xx/patches-4.4/047-0020-ARM-dts-BCM5301X-Add-CPU-thermal-sensor-and-zone.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/target/linux/bcm53xx/patches-4.4/047-0020-ARM-dts-BCM5301X-Add-CPU-thermal-sensor-and-zone.patch b/target/linux/bcm53xx/patches-4.4/047-0020-ARM-dts-BCM5301X-Add-CPU-thermal-sensor-and-zone.patch new file mode 100644 index 0000000..461696e --- /dev/null +++ b/target/linux/bcm53xx/patches-4.4/047-0020-ARM-dts-BCM5301X-Add-CPU-thermal-sensor-and-zone.patch @@ -0,0 +1,59 @@ +From e55d2c7272ff647efac4aecd895b20ee66e43519 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> +Date: Fri, 14 Apr 2017 23:42:28 +0200 +Subject: [PATCH] ARM: dts: BCM5301X: Add CPU thermal sensor and zone +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +This uses CPU thermal sensor available on every Northstar chipset to +monitor temperature. We don't have any cooling or throttling so only a +critical trip was added. + +Signed-off-by: Rafał Miłecki <rafal@milecki.pl> +Acked-by: Jon Mason <jon.mason@broadcom.com> +Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> +--- + arch/arm/boot/dts/bcm5301x.dtsi | 26 ++++++++++++++++++++++++++ + 1 file changed, 26 insertions(+) + +--- a/arch/arm/boot/dts/bcm5301x.dtsi ++++ b/arch/arm/boot/dts/bcm5301x.dtsi +@@ -363,6 +363,12 @@ + "sata2"; + }; + ++ thermal: thermal@1800c2c0 { ++ compatible = "brcm,ns-thermal"; ++ reg = <0x1800c2c0 0x10>; ++ #thermal-sensor-cells = <0>; ++ }; ++ + srab: srab@18007000 { + compatible = "brcm,bcm5301x-srab"; + reg = <0x18007000 0x1000>; +@@ -390,4 +396,24 @@ + + brcm,nand-has-wp; + }; ++ ++ thermal-zones { ++ cpu_thermal: cpu-thermal { ++ polling-delay-passive = <0>; ++ polling-delay = <1000>; ++ coefficients = <(-556) 418000>; ++ thermal-sensors = <&thermal>; ++ ++ trips { ++ cpu-crit { ++ temperature = <125000>; ++ hysteresis = <0>; ++ type = "critical"; ++ }; ++ }; ++ ++ cooling-maps { ++ }; ++ }; ++ }; + }; |