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From: "Ramuthevar, Vadivel MuruganX" <vadivel.muruganx.ramuthevar@linux.intel.com>
To: linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org,
	devicetree@vger.kernel.org, miquel.raynal@bootlin.com
Cc: cheol.yong.kim@intel.com, hauke.mehrtens@intel.com,
	qi-ming.wu@intel.com, anders.roxell@linaro.org, vigneshr@ti.com,
	arnd@arndb.de, richard@nod.at, brendanhiggins@google.com,
	linux-mips@vger.kernel.org, robh+dt@kernel.org,
	Ramuthevar Vadivel Murugan
	<vadivel.muruganx.ramuthevar@linux.intel.com>,
	boris.brezillon@collabora.com, tglx@linutronix.de,
	masonccyang@mxic.com.tw, andriy.shevchenko@intel.com
Subject: [PATCH v12 1/2] dt-bindings: mtd: Add Nand Flash Controller support for Intel LGM SoC
Date: Wed,  1 Jul 2020 10:13:45 +0800
Message-ID: <20200701021346.54282-2-vadivel.muruganx.ramuthevar@linux.intel.com> (raw)
In-Reply-To: <20200701021346.54282-1-vadivel.muruganx.ramuthevar@linux.intel.com>

From: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com>

Add YAML file for dt-bindings to support NAND Flash Controller
on Intel's Lightning Mountain SoC.

Signed-off-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../devicetree/bindings/mtd/intel,lgm-nand.yaml    | 99 ++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mtd/intel,lgm-nand.yaml

diff --git a/Documentation/devicetree/bindings/mtd/intel,lgm-nand.yaml b/Documentation/devicetree/bindings/mtd/intel,lgm-nand.yaml
new file mode 100644
index 000000000000..313daec4d783
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/intel,lgm-nand.yaml
@@ -0,0 +1,99 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mtd/intel,lgm-nand.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Intel LGM SoC NAND Controller Device Tree Bindings
+
+allOf:
+  - $ref: "nand-controller.yaml"
+
+maintainers:
+  - Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@linux.intel.com>
+
+properties:
+  compatible:
+    const: intel,lgm-nand
+
+  reg:
+    maxItems: 6
+
+  reg-names:
+    items:
+       - const: ebunand
+       - const: hsnand
+       - const: nand_cs0
+       - const: nand_cs1
+       - const: addr_sel0
+       - const: addr_sel1
+
+  clocks:
+    maxItems: 1
+
+  dmas:
+    maxItems: 2
+
+  dma-names:
+    items:
+      - const: tx
+      - const: rx
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+patternProperties:
+  "^nand@[a-f0-9]+$":
+    type: object
+    properties:
+      reg:
+        minimum: 0
+        maximum: 7
+
+      nand-ecc-mode: true
+
+      nand-ecc-algo:
+        const: hw
+
+    additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - clocks
+  - dmas
+  - dma-names
+  - "#address-cells"
+  - "#size-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    nand-controller@e0f00000 {
+      compatible = "intel,lgm-nand";
+      reg = <0xe0f00000 0x100>,
+            <0xe1000000 0x300>,
+            <0xe1400000 0x8000>,
+            <0xe1c00000 0x1000>,
+            <0x17400000 0x4>,
+            <0x17c00000 0x4>;
+      reg-names = "ebunand", "hsnand", "nand_cs0", "nand_cs1",
+        "addr_sel0", "addr_sel1";
+      clocks = <&cgu0 125>;
+      dmas = <&dma0 8>, <&dma0 9>;
+      dma-names = "tx", "rx";
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      nand@0 {
+        reg = <0>;
+        nand-ecc-mode = "hw";
+      };
+    };
+
+...
2.11.0


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Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-01  2:13 [PATCH v12 0/2] mtd: rawnand: Add NAND controller support on " Ramuthevar, Vadivel MuruganX
2020-07-01  2:13 ` Ramuthevar, Vadivel MuruganX [this message]
2020-07-01  2:13 ` [PATCH v12 2/2] " Ramuthevar, Vadivel MuruganX

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