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From: Jian Yang <jian.yang@mediatek.com>
To: Bjorn Helgaas <bhelgaas@google.com>,
	Lorenzo Pieralisi <lpieralisi@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Jianjun Wang <jianjun.wang@mediatek.com>,
	Rob Herring <robh@kernel.org>
Cc: <linux-pci@vger.kernel.org>, <linux-mediatek@lists.infradead.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<Project_Global_Chrome_Upstream_Group@mediatek.com>,
	<jian.yang@mediatek.com>, <chuanjia.liu@mediatek.com>,
	<jieyy.yang@mediatek.com>, <qizhong.cheng@mediatek.com>
Subject: [PATCH v2 1/2] dt-bindings: PCI: mediatek-gen3: Add support for controlling power and reset
Date: Mon, 6 Mar 2023 14:40:58 +0800	[thread overview]
Message-ID: <20230306064059.7239-2-jian.yang@mediatek.com> (raw)
In-Reply-To: <20230306064059.7239-1-jian.yang@mediatek.com>

From: "jian.yang" <jian.yang@mediatek.com>

Add new properties to support control power supplies and reset pin of
a downstream component.

Signed-off-by: jian.yang <jian.yang@mediatek.com>
---
 .../bindings/pci/mediatek-pcie-gen3.yaml        | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
index 7e8c7a2a5f9b..a59f9d0a782e 100644
--- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
+++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
@@ -84,6 +84,23 @@ properties:
     items:
       enum: [ phy, mac ]
 
+  pcie1v8-supply:
+    description:
+      The regulator phandle that provides 1.8V power to a downstream component.
+
+  pcie3v3-supply:
+    description:
+      The regulator phandle that provides 3.3V power to a downstream component.
+
+  pcie12v-supply:
+    description:
+      The regulator phandle that provides 12V power to a downstream component.
+
+  dsc-reset-gpios:
+    description:
+      The extra reset pin other than PERST# required by a downstream component.
+    maxItems: 1
+
   clocks:
     minItems: 4
     maxItems: 6
-- 
2.18.0



WARNING: multiple messages have this Message-ID (diff)
From: Jian Yang <jian.yang@mediatek.com>
To: Bjorn Helgaas <bhelgaas@google.com>,
	Lorenzo Pieralisi <lpieralisi@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Jianjun Wang <jianjun.wang@mediatek.com>,
	Rob Herring <robh@kernel.org>
Cc: <linux-pci@vger.kernel.org>, <linux-mediatek@lists.infradead.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<Project_Global_Chrome_Upstream_Group@mediatek.com>,
	<jian.yang@mediatek.com>, <chuanjia.liu@mediatek.com>,
	<jieyy.yang@mediatek.com>, <qizhong.cheng@mediatek.com>
Subject: [PATCH v2 1/2] dt-bindings: PCI: mediatek-gen3: Add support for controlling power and reset
Date: Mon, 6 Mar 2023 14:40:58 +0800	[thread overview]
Message-ID: <20230306064059.7239-2-jian.yang@mediatek.com> (raw)
In-Reply-To: <20230306064059.7239-1-jian.yang@mediatek.com>

From: "jian.yang" <jian.yang@mediatek.com>

Add new properties to support control power supplies and reset pin of
a downstream component.

Signed-off-by: jian.yang <jian.yang@mediatek.com>
---
 .../bindings/pci/mediatek-pcie-gen3.yaml        | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
index 7e8c7a2a5f9b..a59f9d0a782e 100644
--- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
+++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
@@ -84,6 +84,23 @@ properties:
     items:
       enum: [ phy, mac ]
 
+  pcie1v8-supply:
+    description:
+      The regulator phandle that provides 1.8V power to a downstream component.
+
+  pcie3v3-supply:
+    description:
+      The regulator phandle that provides 3.3V power to a downstream component.
+
+  pcie12v-supply:
+    description:
+      The regulator phandle that provides 12V power to a downstream component.
+
+  dsc-reset-gpios:
+    description:
+      The extra reset pin other than PERST# required by a downstream component.
+    maxItems: 1
+
   clocks:
     minItems: 4
     maxItems: 6
-- 
2.18.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2023-03-06  6:42 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-06  6:40 [PATCH v2 0/2] PCI: mediatek-gen3: Support controlling power and Jian Yang
2023-03-06  6:40 ` Jian Yang
2023-03-06  6:40 ` Jian Yang [this message]
2023-03-06  6:40   ` [PATCH v2 1/2] dt-bindings: PCI: mediatek-gen3: Add support for controlling power and reset Jian Yang
2023-03-06  6:40 ` [PATCH v2 2/2] PCI: mediatek-gen3: Add power and reset control feature for downstream component Jian Yang
2023-03-06  6:40   ` Jian Yang
2023-03-21 16:57   ` Rob Herring
2023-03-21 16:57     ` Rob Herring
2023-04-04  2:43     ` Jian Yang (杨戬)
2023-04-04  2:43       ` Jian Yang (杨戬)
2023-03-20  9:02 ` [PATCH v2 0/2] PCI: mediatek-gen3: Support controlling power and Jian Yang (杨戬)
2023-03-20  9:02   ` Jian Yang (杨戬)

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