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| author | John Crispin <john@openwrt.org> | 2015-10-26 09:01:05 +0000 |
|---|---|---|
| committer | John Crispin <john@openwrt.org> | 2015-10-26 09:01:05 +0000 |
| commit | bf28fb50bf705fdd12f749c57abce1796b8c1024 (patch) | |
| tree | ea7c899e5461e9a403c8f17543cbe66f89ba2925 /target/linux/brcm2708/patches-4.1/0159-dt-overlay-to-enable-dma-for-spi-driver.patch | |
| parent | 63a50eeba30cb773e7abbd71c5e0727171ea740a (diff) | |
| download | upstream-bf28fb50bf705fdd12f749c57abce1796b8c1024.tar.gz upstream-bf28fb50bf705fdd12f749c57abce1796b8c1024.tar.bz2 upstream-bf28fb50bf705fdd12f749c57abce1796b8c1024.zip | |
brcm2708: update 4.1 patches
As usual, this patches were taken (and rebased) from
https://github.com/raspberrypi/linux/commits/rpi-4.1.y
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
SVN-Revision: 47258
Diffstat (limited to 'target/linux/brcm2708/patches-4.1/0159-dt-overlay-to-enable-dma-for-spi-driver.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.1/0159-dt-overlay-to-enable-dma-for-spi-driver.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.1/0159-dt-overlay-to-enable-dma-for-spi-driver.patch b/target/linux/brcm2708/patches-4.1/0159-dt-overlay-to-enable-dma-for-spi-driver.patch new file mode 100644 index 0000000000..25d4d43d8f --- /dev/null +++ b/target/linux/brcm2708/patches-4.1/0159-dt-overlay-to-enable-dma-for-spi-driver.patch @@ -0,0 +1,45 @@ +From ff9071764e459f0ae477ca1121cb3d225bbab3f8 Mon Sep 17 00:00:00 2001 +From: Martin Sperl <kernel@martin.sperl.org> +Date: Wed, 22 Jul 2015 08:34:41 +0000 +Subject: [PATCH 159/203] dt-overlay to enable dma for spi driver + +Signed-off-by: Martin Sperl <kernel@martin.sperl.org> +--- + arch/arm/boot/dts/overlays/Makefile | 1 + + arch/arm/boot/dts/overlays/spi-dma-overlay.dts | 20 ++++++++++++++++++++ + 2 files changed, 21 insertions(+) + create mode 100755 arch/arm/boot/dts/overlays/spi-dma-overlay.dts + +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -45,6 +45,7 @@ dtb-$(RPI_DT_OVERLAYS) += rpi-sense-over + dtb-$(RPI_DT_OVERLAYS) += sdhost-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += spi-bcm2708-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += spi-bcm2835-overlay.dtb ++dtb-$(RPI_DT_OVERLAYS) += spi-dma-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += tinylcd35-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += uart1-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += vga666-overlay.dtb +--- /dev/null ++++ b/arch/arm/boot/dts/overlays/spi-dma-overlay.dts +@@ -0,0 +1,20 @@ ++/* ++ * Device tree overlay for spi-bcm2835 to allow dma ++ */ ++ ++/dts-v1/; ++/plugin/; ++ ++/ { ++ compatible = "brcm,bcm2835", "brcm,bcm2836", "brcm,bcm2708", "brcm,bcm2709"; ++ ++ fragment@0 { ++ target = <&spi0>; ++ __overlay__ { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ dmas = <&dma 6>, <&dma 7>; ++ dma-names = "tx", "rx"; ++ }; ++ }; ++ }; |