Messages in this thread Patch in this message | | | From | Joshua Henderson <> | Subject | [PATCH 12/14] DEVICETREE: Add bindings for PIC32 SDHC host controller | Date | Fri, 20 Nov 2015 17:17:24 -0700 |
| |
From: Andrei Pistirica <andrei.pistirica@microchip.com>
Document the devicetree bindings for the SDHC peripheral found on Microchip PIC32 class devices.
Signed-off-by: Andrei Pistirica <andrei.pistirica@microchip.com> Signed-off-by: Joshua Henderson <joshua.henderson@microchip.com> --- .../devicetree/bindings/mmc/sdhci-pic32.txt | 24 ++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/sdhci-pic32.txt
diff --git a/Documentation/devicetree/bindings/mmc/sdhci-pic32.txt b/Documentation/devicetree/bindings/mmc/sdhci-pic32.txt new file mode 100644 index 0000000..f16388c --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/sdhci-pic32.txt @@ -0,0 +1,24 @@ +* Microchip PIC32 SDHCI Controller + +This file documents differences between the core properties in mmc.txt +and the properties used by the sdhci-pic32 driver. + +Required properties: +- compatible: Should be "microchip,pic32-sdhci" +- reg: Should contain registers location and length +- interrupts: Should contain interrupt +- pinctrl: Should contain pinctrl for data and command lines + +Optional properties: +- no-1-8-v: 1.8V voltage selection not supported +- piomode: disable DMA support + +Example: + + sdhci@1f8ec000 { + compatible = "microchip,pic32-sdhci"; + reg = <0x1f8ec000 0x100>; + interrupts = <SDHC_EVENT DEFAULT_INT_PRI IRQ_TYPE_LEVEL_HIGH>; + clocks = <&REFCLKO4>, <&PBCLK5>; + clock-names = "base_clk", "sys_clk"; + }; -- 1.7.9.5
| |