[openwrt/openwrt] ath79: fix I2C pins on GL-AR750

LEDE Commits lede-commits at lists.infradead.org
Sat Sep 21 09:03:38 PDT 2024


robimarko pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/2e626ae2d2488f2d3708d3aed57eea7a1402f00e

commit 2e626ae2d2488f2d3708d3aed57eea7a1402f00e
Author: Ryan Salsbury <ryanrs at gmail.com>
AuthorDate: Mon Sep 16 17:49:21 2024 -0700

    ath79: fix I2C pins on GL-AR750
    
    Change I2C pin flags to GPIO_ACTIVE_HIGH and change SDA to GPIO1.
    
    On my late production GL-AR750 (purchased 2024):
    SCL = GPIO16
    SDA = GPIO1
    
    Bug report:
    I2C bus doesn't work in GL-AR750
    https://github.com/openwrt/openwrt/issues/16319
    
    Signed-off-by: Ryan Salsbury <ryanrs at gmail.com>
    Link: https://github.com/openwrt/openwrt/pull/16406
    Signed-off-by: Robert Marko <robimarko at gmail.com>
---
 target/linux/ath79/dts/qca9531_glinet_gl-ar750.dts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/target/linux/ath79/dts/qca9531_glinet_gl-ar750.dts b/target/linux/ath79/dts/qca9531_glinet_gl-ar750.dts
index 4d809b922a..802d90b752 100644
--- a/target/linux/ath79/dts/qca9531_glinet_gl-ar750.dts
+++ b/target/linux/ath79/dts/qca9531_glinet_gl-ar750.dts
@@ -63,8 +63,8 @@
 	i2c {
 		compatible = "i2c-gpio";
 
-		sda-gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
-		scl-gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
+		sda-gpios = <&gpio  1 GPIO_ACTIVE_HIGH>;
+		scl-gpios = <&gpio 16 GPIO_ACTIVE_HIGH>;
 	};
 };
 




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