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From 7d99fda5fcfea599b9611f4af562b5ee327e8745 Mon Sep 17 00:00:00 2001
From: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Date: Wed, 25 Mar 2020 15:12:47 +0300
Subject: [PATCH] arm64: dts: renesas: block i2c pm runtime
Block i2c pm runtime on video boxes.
This speed up i2c under stress cases: imagers control over
FPDLINK or GMSL
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
arch/arm64/boot/dts/renesas/r8a77970-v3msk-vbm.dts | 1 +
arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-4ch.dts | 2 +-
arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-8ch.dts | 1 +
arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-gmsl-8ch.dts | 1 +
4 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/renesas/r8a77970-v3msk-vbm.dts b/arch/arm64/boot/dts/renesas/r8a77970-v3msk-vbm.dts
index 7ab71c8..4eb160c 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970-v3msk-vbm.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77970-v3msk-vbm.dts
@@ -75,6 +75,7 @@
status = "okay";
clock-frequency = <400000>;
+ multi-master;
i2cswitch1: i2c-switch@74 {
compatible = "nxp,pca9548";
diff --git a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-4ch.dts b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-4ch.dts
index 4ca62c6..7c84657 100644
--- a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-4ch.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-4ch.dts
@@ -143,6 +143,7 @@
status = "okay";
clock-frequency = <400000>;
+ multi-master;
i2cswitch1: i2c-switch@74 {
compatible = "nxp,pca9548";
diff --git a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-8ch.dts b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-8ch.dts
index b635132..47f4408 100644
--- a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-8ch.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-8ch.dts
@@ -143,6 +143,7 @@
status = "okay";
clock-frequency = <400000>;
+ multi-master;
i2cswitch1: i2c-switch@74 {
compatible = "nxp,pca9548";
diff --git a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-gmsl-8ch.dts b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-gmsl-8ch.dts
index f90951d..dc7938b 100644
--- a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-gmsl-8ch.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk-vb-gmsl-8ch.dts
@@ -137,6 +137,7 @@
status = "okay";
clock-frequency = <400000>;
+ multi-master;
i2cswitch1: i2c-switch@74 {
compatible = "nxp,pca9548";
--
2.7.4
|
