diff options
Diffstat (limited to 'Documentation/devicetree/bindings/misc')
-rw-r--r-- | Documentation/devicetree/bindings/misc/atmel-ssc.txt | 23 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/misc/smc.txt | 5 |
2 files changed, 25 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/misc/atmel-ssc.txt b/Documentation/devicetree/bindings/misc/atmel-ssc.txt index 38e51ad2e07e..a45ae08c8ed1 100644 --- a/Documentation/devicetree/bindings/misc/atmel-ssc.txt +++ b/Documentation/devicetree/bindings/misc/atmel-ssc.txt @@ -7,9 +7,30 @@ Required properties: - reg: Should contain SSC registers location and length - interrupts: Should contain SSC interrupt -Example: + +Required properties for devices compatible with "atmel,at91sam9g45-ssc": +- dmas: DMA specifier, consisting of a phandle to DMA controller node, + the memory interface and SSC DMA channel ID (for tx and rx). + See Documentation/devicetree/bindings/dma/atmel-dma.txt for details. +- dma-names: Must be "tx", "rx". + +Examples: +- PDC transfer: ssc0: ssc@fffbc000 { compatible = "atmel,at91rm9200-ssc"; reg = <0xfffbc000 0x4000>; interrupts = <14 4 5>; }; + +- DMA transfer: +ssc0: ssc@f0010000 { + compatible = "atmel,at91sam9g45-ssc"; + reg = <0xf0010000 0x4000>; + interrupts = <28 4 5>; + dmas = <&dma0 1 13>, + <&dma0 1 14>; + dma-names = "tx", "rx"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>; + status = "disabled"; +}; diff --git a/Documentation/devicetree/bindings/misc/smc.txt b/Documentation/devicetree/bindings/misc/smc.txt index 02b428136177..6c9f176f3571 100644 --- a/Documentation/devicetree/bindings/misc/smc.txt +++ b/Documentation/devicetree/bindings/misc/smc.txt @@ -4,11 +4,12 @@ This binding defines the location of the bounce buffer used for non-secure to secure communications. Required properties: -- compatible : "bcm,kona-smc" +- compatible : "brcm,kona-smc" +- DEPRECATED: compatible : "bcm,kona-smc" - reg : Location and size of bounce buffer Example: smc@0x3404c000 { - compatible = "bcm,bcm11351-smc", "bcm,kona-smc"; + compatible = "brcm,bcm11351-smc", "brcm,kona-smc"; reg = <0x3404c000 0x400>; //1 KiB in SRAM }; |