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Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0613-overlays-Fix-compatible-string-for-ds1307-RTC.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0613-overlays-Fix-compatible-string-for-ds1307-RTC.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0613-overlays-Fix-compatible-string-for-ds1307-RTC.patch b/target/linux/brcm2708/patches-4.19/950-0613-overlays-Fix-compatible-string-for-ds1307-RTC.patch
new file mode 100644
index 0000000000..220cd5e092
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0613-overlays-Fix-compatible-string-for-ds1307-RTC.patch
@@ -0,0 +1,28 @@
+From 4a5715f95d8865c817c9a747f28f38b234f5df42 Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.org>
+Date: Mon, 17 Jun 2019 14:36:12 +0100
+Subject: [PATCH] overlays: Fix compatible string for ds1307 RTC
+
+Kernels since 4.19 have required the correct manufacture name in the
+compatible string for I2C devices, and unfortunately the one for the
+Dallas/Maxim DS1307 should have been "dallas,ds1307" and not
+"maxim,ds1307".
+
+See: https://github.com/raspberrypi/linux/issues/3013
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.org>
+---
+ arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts
++++ b/arch/arm/boot/dts/overlays/i2c-rtc-overlay.dts
+@@ -30,7 +30,7 @@
+ status = "okay";
+
+ ds1307: ds1307@68 {
+- compatible = "maxim,ds1307";
++ compatible = "dallas,ds1307";
+ reg = <0x68>;
+ status = "okay";
+ };