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-rw-r--r--target/linux/brcm2708/patches-4.19/950-0703-configs-arm64-bcm2711-Use-CONFIG_BRCMSTB_THERMAL-ins.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0703-configs-arm64-bcm2711-Use-CONFIG_BRCMSTB_THERMAL-ins.patch b/target/linux/brcm2708/patches-4.19/950-0703-configs-arm64-bcm2711-Use-CONFIG_BRCMSTB_THERMAL-ins.patch
new file mode 100644
index 0000000000..2776995444
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0703-configs-arm64-bcm2711-Use-CONFIG_BRCMSTB_THERMAL-ins.patch
@@ -0,0 +1,29 @@
+From 331b62bd6634ec5b9ebeaa3f17917c555b10a9fd Mon Sep 17 00:00:00 2001
+From: Allen Wild <allenwild93@gmail.com>
+Date: Sat, 13 Jul 2019 11:14:02 -0400
+Subject: [PATCH 703/782] configs: arm64/bcm2711: Use CONFIG_BRCMSTB_THERMAL
+ instead of CONFIG_BCM2835_THERMAL
+
+The Raspberry Pi 4 uses the brcmstb thermal driver rather than brcm2835,
+based on the device tree compatible string 'brcm,avs-tmon-bcm2838'. With
+CONFIG_BRCMSTB_THERMAL enabled, reading temperature from
+/sys/class/thermal/thermal_zone0/temp works as expected instead of
+returning EINVAL.
+
+Fixes: https://github.com/raspberrypi/linux/issues/3071
+Signed-off-by: Allen Wild <allenwild93@gmail.com>
+---
+ arch/arm64/configs/bcm2711_defconfig | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/arch/arm64/configs/bcm2711_defconfig
++++ b/arch/arm64/configs/bcm2711_defconfig
+@@ -658,7 +658,7 @@ CONFIG_SENSORS_ADS1015=m
+ CONFIG_SENSORS_INA2XX=m
+ CONFIG_SENSORS_TMP102=m
+ CONFIG_THERMAL=y
+-CONFIG_BCM2835_THERMAL=y
++CONFIG_BRCMSTB_THERMAL=y
+ CONFIG_WATCHDOG=y
+ CONFIG_GPIO_WATCHDOG=m
+ CONFIG_BCM2835_WDT=y