diff mbox series

[v2,1/5] dt-bindings: phy: mediatek: tphy: support software efuse load

Message ID 20211218082802.5256-1-chunfeng.yun@mediatek.com (mailing list archive)
State New, archived
Headers show
Series [v2,1/5] dt-bindings: phy: mediatek: tphy: support software efuse load | expand

Commit Message

Chunfeng Yun Dec. 18, 2021, 8:27 a.m. UTC 
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>
---
v2: add acked-by Rob
---
 .../devicetree/bindings/phy/mediatek,tphy.yaml | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

Comments

Vinod Koul Dec. 23, 2021, 11:37 a.m. UTC | #1 
On 18-12-21, 16:27, 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.

Applied all, thanks
diff mbox series

Patch

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: