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Message-ID: <71f83770-b12f-2452-d24b-ae1be9b5b075@linaro.org>
Date: Fri, 19 Nov 2021 17:18:34 +0000
From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To: Chunfeng Yun <chunfeng.yun@...iatek.com>,
Rob Herring <robh+dt@...nel.org>, Vinod Koul <vkoul@...nel.org>
Cc: Matthias Brugger <matthias.bgg@...il.com>,
Kishon Vijay Abraham I <kishon@...com>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-phy@...ts.infradead.org,
Eddie Hung <eddie.hung@...iatek.com>,
Andrew-CT Chen <andrew-ct.chen@...iatek.com>,
Yz Wu <yz.wu@...iatek.com>
Subject: Re: [PATCH 4/6] dt-bindings: phy: mediatek: tphy: support software
efuse load
On 07/11/2021 07:56, Chunfeng Yun wrote:
> Add optional property nvmem-cells and nvmem-cell-names to support
> software efuse load, this helps to fix the efuse bit shift issue
> on mt8195 etc.
>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
Applied thanks,
--srini
> ---
> .../devicetree/bindings/phy/mediatek,tphy.yaml | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml b/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
> index 9e6c0f43f1c6..05ee274b4b71 100644
> --- a/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
> +++ b/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
> @@ -160,6 +160,24 @@ patternProperties:
> - PHY_TYPE_PCIE
> - PHY_TYPE_SATA
>
> + nvmem-cells:
> + items:
> + - description: internal R efuse for U2 PHY or U3/PCIe PHY
> + - description: rx_imp_sel efuse for U3/PCIe PHY
> + - description: tx_imp_sel efuse for U3/PCIe PHY
> + description: |
> + Phandles to nvmem cell that contains the efuse data;
> + Available only for U2 PHY or U3/PCIe PHY of version 2/3, these
> + three items should be provided at the same time for U3/PCIe PHY,
> + when use software to load efuse;
> + If unspecified, will use hardware auto-load efuse.
> +
> + nvmem-cell-names:
> + items:
> + - const: intr
> + - const: rx_imp
> + - const: tx_imp
> +
> # The following optional vendor properties are only for debug or HQA test
> mediatek,eye-src:
> description:
>
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