On Mon, Jun 13, 2016 at 02:07:56PM +0800, Dongpo Li wrote:
> This patch adds the Hisilicon Fast Ethernet MAC(FEMAC) driver.
> The FEMAC supports max speed 100Mbps and has been used in many
> Hisilicon SoC.
>
> Reviewed-by: Jiancheng Xue <xuejiancheng@xxxxxxxxxxxxx>
> Signed-off-by: Dongpo Li <lidongpo@xxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/net/hisilicon-femac.txt | 40 +
> drivers/net/ethernet/hisilicon/Kconfig | 12 +
> drivers/net/ethernet/hisilicon/Makefile | 1 +
> drivers/net/ethernet/hisilicon/hisi_femac.c | 1015 ++++++++++++++++++++
> 4 files changed, 1068 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/net/hisilicon-femac.txt
> create mode 100644 drivers/net/ethernet/hisilicon/hisi_femac.c
>
> diff --git a/Documentation/devicetree/bindings/net/hisilicon-femac.txt b/Documentation/devicetree/bindings/net/hisilicon-femac.txt
> new file mode 100644
> index 0000000..b953a56
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/hisilicon-femac.txt
> @@ -0,0 +1,40 @@
> +Hisilicon Fast Ethernet MAC controller
> +
> +Required properties:
> +- compatible: should be "hisilicon,hisi-femac" and one of the following:
This compatible seems a bit pointless. The following 2 are generic
enough.
> + * "hisilicon,hisi-femac-v1"
> + * "hisilicon,hisi-femac-v2"
SoC specific compatible strings in addition to these please.
> +- reg: specifies base physical address(s) and size of the device registers.
> + The first region is the MAC core register base and size.
> + The second region is the global MAC control register.
> +- interrupts: should contain the MAC interrupt.
> +- clocks: clock phandle and specifier pair.
How many clocks?
> +- resets: should contain the phandle to the MAC reset signal(required) and
> + the PHY reset signal(optional).
> +- reset-names: should contain the reset signal name "mac_reset"(required)
> + and "phy_reset"(optional).
> +- mac-address: see ethernet.txt [1].
> +- phy-mode: see ethernet.txt [1].
> +- phy-handle: see ethernet.txt [1].
> +- hisilicon,phy-reset-delays: triplet of delays if PHY reset signal given.
> + The 1st cell is reset pre-delay in micro seconds.
> + The 2nd cell is reset pulse in micro seconds.
> + The 3rd cell is reset post-delay in micro seconds.
Add standard unit suffixes.
> +
> +[1] Documentation/devicetree/bindings/net/ethernet.txt
> +
> +Example:
> + hisi_femac: ethernet@10090000 {
> + compatible = "hisilicon,hisi-femac-v2", "hisilicon,hisi-femac";
> + reg = <0x10090000 0x1000>,<0x10091300 0x200>;
> + interrupts = <12>;
> + clocks = <&crg HI3518EV200_ETH_CLK>;
> + resets = <&crg 0xec 0>,
> + <&crg 0xec 3>;
> + reset-names = "mac_reset",
> + "phy_reset";
> + mac-address = [00 00 00 00 00 00];
> + phy-mode = "mii";
> + phy-handle = <&phy0>;
> + hisilicon,phy-reset-delays = <10000 20000 20000>;
> + };
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