diff options
Diffstat (limited to 'target/linux/ipq806x/patches-4.9/0018-qcom-ipq4019-turn-on-DMA-for-i2c.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-4.9/0018-qcom-ipq4019-turn-on-DMA-for-i2c.patch | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches-4.9/0018-qcom-ipq4019-turn-on-DMA-for-i2c.patch b/target/linux/ipq806x/patches-4.9/0018-qcom-ipq4019-turn-on-DMA-for-i2c.patch new file mode 100644 index 0000000000..42bb4a6e3e --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/0018-qcom-ipq4019-turn-on-DMA-for-i2c.patch @@ -0,0 +1,23 @@ +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"; + }; + |