From mboxrd@z Thu Jan 1 00:00:00 1970 From: andi.shyti@samsung.com (Andi Shyti) Date: Fri, 08 Jul 2016 23:46:36 +0900 Subject: [PATCH v2 2/7] bindings: spi-samsung: document the clocks and the clock-name property In-Reply-To: <1467989201-14661-1-git-send-email-andi.shyti@samsung.com> References: <1467989201-14661-1-git-send-email-andi.shyti@samsung.com> Message-ID: <1467989201-14661-3-git-send-email-andi.shyti@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org These two properties were not documented but used in the spi dts. Add the related documentation. Signed-off-by: Andi Shyti --- Documentation/devicetree/bindings/spi/spi-samsung.txt | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/spi/spi-samsung.txt b/Documentation/devicetree/bindings/spi/spi-samsung.txt index 57d5539..2b7167e 100644 --- a/Documentation/devicetree/bindings/spi/spi-samsung.txt +++ b/Documentation/devicetree/bindings/spi/spi-samsung.txt @@ -24,6 +24,14 @@ Required SoC Specific Properties: - dma-names: Names for the dma channels. There must be at least one channel named "tx" for transmit and named "rx" for receive. +- clocks: specifies the clock IDs provided to the SPI controller; they are + required for interacting with the controller itself, for synchronizing the bus + and as I/O clock (the latter is required by exynos5433 and exynos7). + +- clock-names: string names of the clocks in the 'clocks' property; the names + mut be "spi", "spi_busclkN" and "spi_ioclk", where N is determined by + "samsung,spi-src-clk". + Required Board Specific Properties: - #address-cells: should be 1. -- 2.8.1