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dt-bindings: phy: mediatek: tphy: support software efuse load

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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.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20211218082802.5256-1-chunfeng.yun@mediatek.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Chunfeng Yun
2021-12-18 16:27:58 +08:00
committed by Vinod Koul
parent 2c91bf6bf2
commit c6d92a287a
1 changed files with 18 additions and 0 deletions
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18
Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
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@@ -160,6 +160,24 @@ patternProperties:
- PHY_TYPE_PCIE - PHY_TYPE_PCIE
- PHY_TYPE_SATA - 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 # The following optional vendor properties are only for debug or HQA test
mediatek,eye-src: mediatek,eye-src:
description: description: