lkml.org 
[lkml]   [2020]   [Dec]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 06/25] dt-bindings: net: dwmac: Add Tx/Rx clock sources
On Mon, Dec 14, 2020 at 12:15:56PM +0300, Serge Semin wrote:
> Generic DW *MAC can be connected to an external Tramit and Receive clock

s/Tramit/Transmit/

> generators. Add the corresponding clocks description and clock-names to
> the generic bindings schema so new DW *MAC-based bindings wouldn't declare
> its own names of the same clocks.
>
> Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> ---
> .../devicetree/bindings/net/snps,dwmac.yaml | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index e1ebe5c8b1da..74820f491346 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -126,6 +126,18 @@ properties:
> MCI, CSR and SMA interfaces run on this clock. If it's omitted,
> the CSR interfaces are considered as synchronous to the system
> clock domain.
> + - description:
> + GMAC Tx clock or so called Transmit clock. The clock is supplied
> + by an external with respect to the DW MAC clock generator.
> + The clock source and its frequency depends on the DW MAC xMII mode.
> + In case if it's supplied by PHY/SerDes this property can be
> + omitted.
> + - description:
> + GMAC Rx clock or so called Receive clock. The clock is supplied
> + by an external with respect to the DW MAC clock generator.
> + The clock source and its frequency depends on the DW MAC xMII mode.
> + In case if it's supplied by PHY/SerDes or it's synchronous to
> + the Tx clock this property can be omitted.
> - description:
> PTP reference clock. This clock is used for programming the
> Timestamp Addend Register. If not passed then the system
> @@ -139,6 +151,8 @@ properties:
> enum:
> - stmmaceth
> - pclk
> + - tx
> + - rx
> - ptp_ref
>
> resets:
> --
> 2.29.2
>

\
 
 \ /
  Last update: 2020-12-15 18:38    [W:0.141 / U:0.440 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site