diff options
Diffstat (limited to 'target/linux/ipq806x/patches/0044-dmaengine-qcom_bam_dma-Add-device-tree-binding.patch')
| -rw-r--r-- | target/linux/ipq806x/patches/0044-dmaengine-qcom_bam_dma-Add-device-tree-binding.patch | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/target/linux/ipq806x/patches/0044-dmaengine-qcom_bam_dma-Add-device-tree-binding.patch b/target/linux/ipq806x/patches/0044-dmaengine-qcom_bam_dma-Add-device-tree-binding.patch deleted file mode 100644 index e77d05f279..0000000000 --- a/target/linux/ipq806x/patches/0044-dmaengine-qcom_bam_dma-Add-device-tree-binding.patch +++ /dev/null @@ -1,59 +0,0 @@ -From b5e19b657e352d565c5ddeae5f6dfd542de9d7e5 Mon Sep 17 00:00:00 2001 -From: Andy Gross <agross@codeaurora.org> -Date: Mon, 10 Mar 2014 16:40:19 -0500 -Subject: [PATCH 044/182] dmaengine: qcom_bam_dma: Add device tree binding - -Add device tree binding support for the QCOM BAM DMA driver. - -Acked-by: Kumar Gala <galak@codeaurora.org> -Signed-off-by: Andy Gross <agross@codeaurora.org> -Signed-off-by: Vinod Koul <vinod.koul@intel.com> ---- - .../devicetree/bindings/dma/qcom_bam_dma.txt | 41 ++++++++++++++++++++ - 1 file changed, 41 insertions(+) - create mode 100644 Documentation/devicetree/bindings/dma/qcom_bam_dma.txt - ---- /dev/null -+++ b/Documentation/devicetree/bindings/dma/qcom_bam_dma.txt -@@ -0,0 +1,41 @@ -+QCOM BAM DMA controller -+ -+Required properties: -+- compatible: must contain "qcom,bam-v1.4.0" for MSM8974 -+- reg: Address range for DMA registers -+- interrupts: Should contain the one interrupt shared by all channels -+- #dma-cells: must be <1>, the cell in the dmas property of the client device -+ represents the channel number -+- clocks: required clock -+- clock-names: must contain "bam_clk" entry -+- qcom,ee : indicates the active Execution Environment identifier (0-7) used in -+ the secure world. -+ -+Example: -+ -+ uart-bam: dma@f9984000 = { -+ compatible = "qcom,bam-v1.4.0"; -+ reg = <0xf9984000 0x15000>; -+ interrupts = <0 94 0>; -+ clocks = <&gcc GCC_BAM_DMA_AHB_CLK>; -+ clock-names = "bam_clk"; -+ #dma-cells = <1>; -+ qcom,ee = <0>; -+ }; -+ -+DMA clients must use the format described in the dma.txt file, using a two cell -+specifier for each channel. -+ -+Example: -+ serial@f991e000 { -+ compatible = "qcom,msm-uart"; -+ reg = <0xf991e000 0x1000> -+ <0xf9944000 0x19000>; -+ interrupts = <0 108 0>; -+ clocks = <&gcc GCC_BLSP1_UART2_APPS_CLK>, -+ <&gcc GCC_BLSP1_AHB_CLK>; -+ clock-names = "core", "iface"; -+ -+ dmas = <&uart-bam 0>, <&uart-bam 1>; -+ dma-names = "rx", "tx"; -+ }; |