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authorAndrey Smirnov <andrew.smirnov@gmail.com>2019-10-07 22:06:57 -0700
committerSascha Hauer <s.hauer@pengutronix.de>2019-10-14 12:15:17 +0200
commit29cdf1302c06e74c3dc7cc5e343d5eea9d165fe5 (patch)
treeddcc71b308f2277b6f8298d37f9ae8b9827d75f7 /arch
parenta6438ad878d97e5b7e2c366426d9ad4d8c45a0bd (diff)
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ARM: dts: vf610-zii-scu4-aib: Add "i2c-mux-idle-disconnect" to I2C muxes
Add "i2c-mux-idle-disconnect" to I2C muxes to prevent identical slaves from different segments from interfering with each other. Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/dts/vf610-zii-scu4-aib.dts8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/dts/vf610-zii-scu4-aib.dts b/arch/arm/dts/vf610-zii-scu4-aib.dts
index 43a13e243d..1e6a54954a 100644
--- a/arch/arm/dts/vf610-zii-scu4-aib.dts
+++ b/arch/arm/dts/vf610-zii-scu4-aib.dts
@@ -109,3 +109,11 @@
label = "fiber9";
};
};
+
+/*
+ * FIXME: Remove once this code appears in kernel DTS
+*/
+&i2c2 {
+ tca9548@70 { i2c-mux-idle-disconnect; };
+ tca9548@71 { i2c-mux-idle-disconnect; };
+};