diff options
author | Alexandre TORGUE <alexandre.torgue@gmail.com> | 2016-08-29 18:23:39 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2016-09-01 14:03:40 -0700 |
commit | 99abf9d6641e7857df67faa2ff7e4044cdea9683 (patch) | |
tree | e4be7cec2ee8958437dd644755852bad57503272 /Documentation/devicetree/bindings/net | |
parent | c6eec6f332a0504ba3af1d597e7624b9dfd7cfda (diff) |
Documentation: Bindings: Add STM32 DWMAC glue
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/devicetree/bindings/net')
-rw-r--r-- | Documentation/devicetree/bindings/net/stm32-dwmac.txt | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.txt b/Documentation/devicetree/bindings/net/stm32-dwmac.txt new file mode 100644 index 000000000000..c35afb7e956a --- /dev/null +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.txt @@ -0,0 +1,32 @@ +STMicroelectronics STM32 / MCU DWMAC glue layer controller + +This file documents platform glue layer for stmmac. +Please see stmmac.txt for the other unchanged properties. + +The device node has following properties. + +Required properties: +- compatible: Should be "st,stm32-dwmac" to select glue, and + "snps,dwmac-3.50a" to select IP version. +- clocks: Must contain a phandle for each entry in clock-names. +- clock-names: Should be "stmmaceth" for the host clock. + Should be "mac-clk-tx" for the MAC TX clock. + Should be "mac-clk-rx" for the MAC RX clock. +- st,syscon : Should be phandle/offset pair. The phandle to the syscon node which + encompases the glue register, and the offset of the control register. +Example: + + ethernet@40028000 { + compatible = "st,stm32-dwmac", "snps,dwmac-3.50a"; + status = "disabled"; + reg = <0x40028000 0x8000>; + reg-names = "stmmaceth"; + interrupts = <0 61 0>, <0 62 0>; + interrupt-names = "macirq", "eth_wake_irq"; + clock-names = "stmmaceth", "mac-clk-tx", "mac-clk-rx"; + clocks = <&rcc 0 25>, <&rcc 0 26>, <&rcc 0 27>; + st,syscon = <&syscfg 0x4>; + snps,pbl = <8>; + snps,mixed-burst; + dma-ranges; + }; |