openwrtv3/target/linux/ipq806x/patches-4.9/0018-qcom-ipq4019-turn-on-DMA-for-i2c.patch
John Crispin 1adf51702e ipq806x: clean up patches, port missing patches from 4.4
Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2017-03-13 13:40:55 +01:00

23 lines
704 B
Diff

From 71f82049dca86bc89b9da07e051e4ed492820233 Mon Sep 17 00:00:00 2001
From: Matthew McClintock <mmcclint@codeaurora.org>
Date: Mon, 28 Mar 2016 11:16:51 -0500
Subject: [PATCH 18/69] qcom: ipq4019: turn on DMA for i2c
These are the required nodes for i2c-qup to use DMA
Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org>
---
arch/arm/boot/dts/qcom-ipq4019.dtsi | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi
@@ -179,6 +179,8 @@
clock-names = "iface", "core";
#address-cells = <1>;
#size-cells = <0>;
+ dmas = <&blsp_dma 9>, <&blsp_dma 8>;
+ dma-names = "rx", "tx";
status = "disabled";
};