On Wed, Jun 21, 2017 at 12:37:39AM +0200, Hauke Mehrtens wrote:
> From: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
>
> Compared to the old xrx200_phy_fw driver the new version has multiple
> enhancements. The name of the firmware files does not have to be added
> to all .dts files anymore - one now configures the GPHY mode (FE or GE)
> instead. Each GPHY can now also boot separate firmware (thus mixing of
> GE and FE GPHYs is now possible).
> The new implementation is based on the RCU syscon-mfd and uses the
> reeset_controller framework instead of raw RCU register reads/writes.
>
> Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
> ---
> .../devicetree/bindings/mips/lantiq/rcu-gphy.txt | 36 +++
> arch/mips/lantiq/xway/sysctrl.c | 6 +-
> drivers/soc/lantiq/Makefile | 1 +
> drivers/soc/lantiq/gphy.c | 260 +++++++++++++++++++++
> include/dt-bindings/mips/lantiq_rcu_gphy.h | 15 ++
> 5 files changed, 316 insertions(+), 2 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt
> create mode 100644 drivers/soc/lantiq/gphy.c
> create mode 100644 include/dt-bindings/mips/lantiq_rcu_gphy.h
>
> diff --git a/Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt b/Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt
> new file mode 100644
> index 000000000000..ec09783da9b2
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt
> @@ -0,0 +1,36 @@
> +Lantiq XWAY SoC GPHY binding
> +============================
> +
> +This binding describes a software-defined ethernet PHY, provided by the RCU
> +module on newer Lantiq XWAY SoCs (xRX200 and newer).
> +
> +-------------------------------------------------------------------------------
> +Required properties:
> +- compatible : Should be one of
> + "lantiq,xrx200a1x-gphy"
> + "lantiq,xrx200a2x-gphy"
> + "lantiq,xrx300-gphy"
> + "lantiq,xrx330-gphy"
> +- reg : Addrress of the GPHY FW load address register
> +- resets : Must reference the RCU GPHY reset bit
> +- reset-names : One entry, value must be "gphy" or optional "gphy2"
> +- clocks : A reference to the (PMU) GPHY clock gate
> +
> +Optional properties:
> +- lantiq,gphy-mode : GPHY_MODE_GE (default) or GPHY_MODE_FE as defined in
> + <dt-bindings/mips/lantiq_xway_gphy.h>
> +
> +
> +-------------------------------------------------------------------------------
> +Example for the GPHys on the xRX200 SoCs:
> +
> +#include <dt-bindings/mips/lantiq_rcu_gphy.h>
> + gphy0: gphy@0 {
phy@20
With that,
Acked-by: Rob Herring <robh@xxxxxxxxxx>
> + compatible = "lantiq,xrx200a2x-gphy";
> + reg = <0x20 0x4>
> +
> + resets = <&reset0 31 30>, <&reset1 7 7>;
> + reset-names = "gphy", "gphy2";
> + clocks = <&pmu0 XRX200_PMU_GATE_GPHY>;
> + lantiq,gphy-mode = <GPHY_MODE_GE>
> + };
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