From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ludovic Desroches Subject: [PATCH 1/3] dt-bindings: sdhci-of-at91: new compatible string and update properties Date: Thu, 12 Sep 2019 22:09:06 +0200 Message-ID: <20190912200908.31318-1-ludovic.desroches@microchip.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Return-path: Sender: linux-kernel-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-mmc@vger.kernel.org Cc: ulf.hansson@linaro.org, nicolas.ferre@microchip.com, ludovic.desroches@microchip.com, adrian.hunter@intel.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, claudiu.beznea@microchip.com List-Id: devicetree@vger.kernel.org There is a new compatible string for the SAM9X60 sdhci device. It involves an update of the properties about the clocks stuff. Signed-off-by: Ludovic Desroches --- .../devicetree/bindings/mmc/sdhci-atmel.txt | 25 ++++++++++++++++--- 1 file changed, 22 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/sdhci-atmel.txt b/Documentation/devicetree/bindings/mmc/sdhci-atmel.txt index 1b662d7171a0..364ceea330b6 100644 --- a/Documentation/devicetree/bindings/mmc/sdhci-atmel.txt +++ b/Documentation/devicetree/bindings/mmc/sdhci-atmel.txt @@ -5,12 +5,19 @@ Documentation/devicetree/bindings/mmc/mmc.txt and the properties used by the sdhci-of-at91 driver. Required properties: -- compatible: Must be "atmel,sama5d2-sdhci". +- compatible: Must be "atmel,sama5d2-sdhci" or "microchip,sam9x60-sdhci". - clocks: Phandlers to the clocks. -- clock-names: Must be "hclock", "multclk", "baseclk"; +- clock-names: Must be "hclock", "multclk", "baseclk" for + "atmel,sama5d2-sdhci". + Must be "hclock", "multclk" for "microchip,sam9x60-sdhci". +Optional properties: +- assigned-clocks: The same with "multclk". +- assigned-clock-rates The rate of "multclk" in order to not rely on the + gck configuration set by previous components. -Example: + +Examples: sdmmc0: sdio-host@a0000000 { compatible = "atmel,sama5d2-sdhci"; @@ -18,4 +25,16 @@ sdmmc0: sdio-host@a0000000 { interrupts = <31 IRQ_TYPE_LEVEL_HIGH 0>; clocks = <&sdmmc0_hclk>, <&sdmmc0_gclk>, <&main>; clock-names = "hclock", "multclk", "baseclk"; + assigned-clocks = <&sdmmc0_gclk>; + assigned-clock-rates = <480000000>; +}; + +sdmmc0: sdio-host@80000000 { + compatible = "microchip,sam9x60-sdhci"; + reg = <0x80000000 0x300>; + interrupts = <12 IRQ_TYPE_LEVEL_HIGH 0>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 12>, <&pmc PMC_TYPE_GCK 12>; + clock-names = "hclock", "multclk"; + assigned-clocks = <&pmc PMC_TYPE_GCK 12>; + assigned-clock-rates = <100000000>; }; -- 2.23.0