From f09757ab401ff332030f8e3a41cec6a44e6d9461 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Tue, 31 Jul 2018 16:38:53 +0200 Subject: spi: dw: document Microsemi integration The integration of the Designware SPI controller on Microsemi SoCs requires an extra register set to be able to give the IP control of the SPI interface. Cc: Rob Herring Signed-off-by: Alexandre Belloni Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt index 204b311e0400..642d3fb1ef85 100644 --- a/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt +++ b/Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.txt @@ -1,8 +1,10 @@ Synopsys DesignWare AMBA 2.0 Synchronous Serial Interface. Required properties: -- compatible : "snps,dw-apb-ssi" -- reg : The register base for the controller. +- compatible : "snps,dw-apb-ssi" or "mscc,-spi", where soc is "ocelot" or + "jaguar2" +- reg : The register base for the controller. For "mscc,-spi", a second + register set is required (named ICPU_CFG:SPI_MST) - interrupts : One interrupt, used by the controller. - #address-cells : <1>, as required by generic SPI binding. - #size-cells : <0>, also as required by generic SPI binding. -- cgit v1.2.3-59-g8ed1b