From ebdb4d8e0d2577bd8e1d0d54e1c2e9445bdc90e6 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Wed, 8 Mar 2017 10:19:01 +0100 Subject: [PATCH] dt-bindings: Add binding for brcm,bcm2835-sdhost. This is the other SD controller on the platform, which can be swapped to the role of SD card host using pin muxing. Signed-off-by: Eric Anholt Signed-off-by: Gerd Hoffmann Acked-by: Rob Herring Signed-off-by: Ulf Hansson --- .../bindings/mmc/brcm,bcm2835-sdhost.txt | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt diff --git a/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt new file mode 100644 index 000000000000..d876580ae3b8 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt @@ -0,0 +1,23 @@ +Broadcom BCM2835 SDHOST controller + +This file documents differences between the core properties described +by mmc.txt and the properties that represent the BCM2835 controller. + +Required properties: +- compatible: Should be "brcm,bcm2835-sdhost". +- clocks: The clock feeding the SDHOST controller. + +Optional properties: +- dmas: DMA channel for read and write. + See Documentation/devicetree/bindings/dma/dma.txt for details + +Example: + +sdhost: mmc@7e202000 { + compatible = "brcm,bcm2835-sdhost"; + reg = <0x7e202000 0x100>; + interrupts = <2 24>; + clocks = <&clocks BCM2835_CLOCK_VPU>; + dmas = <&dma 13>; + dma-names = "rx-tx"; +}; -- 2.20.1