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[v8,1/2] dt-binding: mmc: Add mmc yaml file for Sunplus SP7021

Message ID 6f398010c73e941e73521598fd7b55e84aea1c7e.1658719324.git.tonyhuang.sunplus@gmail.com
State Superseded
Headers show
Series Add mmc driver for Sunplus SP7021 SOC | expand

Commit Message

Tony Huang July 25, 2022, 5:01 a.m. UTC 
Add MMC YAML file for Sunplus SP7021.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Tony Huang <tonyhuang.sunplus@gmail.com>
---
Changes in v5:
 - Addressed comments from Krzysztof.

Changes in v6:
 - Addressed comments from Krzysztof.
 - To substitute MMC for mmc. To substitute YMAL for ymal.
 - Remove max-frequency.
 - Fixed wrong file name.

Changes in v7:
 -No change.

Changes in v8:
 -No change.

 .../devicetree/bindings/mmc/sunplus,mmc.yaml       | 62 ++++++++++++++++++++++
 MAINTAINERS                                        |  6 +++
 2 files changed, 68 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mmc/sunplus,mmc.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/mmc/sunplus,mmc.yaml b/Documentation/devicetree/bindings/mmc/sunplus,mmc.yaml
new file mode 100644
index 0000000..50f2119
--- /dev/null
+++ b/Documentation/devicetree/bindings/mmc/sunplus,mmc.yaml
@@ -0,0 +1,62 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Ltd. Co. 2021
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mmc/sunplus,mmc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sunplus MMC Controller
+
+maintainers:
+  - Tony Huang <tonyhuang.sunplus@gmail.com>
+  - Li-hao Kuo <lhjeff911@gmail.com>
+
+allOf:
+  - $ref: "mmc-controller.yaml"
+
+properties:
+  compatible:
+    enum:
+      - sunplus,sp7021-mmc
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - resets
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    mmc0: mmc@9c003b00 {
+        compatible = "sunplus,sp7021-mmc";
+        reg = <0x9c003b00 0x180>;
+        interrupts = <20 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&clkc 0x4e>;
+        resets = <&rstc 0x3e>;
+        bus-width = <8>;
+        max-frequency = <52000000>;
+        non-removable;
+        disable-wp;
+        cap-mmc-highspeed;
+        mmc-ddr-3_3v;
+        no-sdio;
+        no-sd;
+    };
+
diff --git a/MAINTAINERS b/MAINTAINERS
index fd768d4..cdd809a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -18869,6 +18869,12 @@  L:	netdev@vger.kernel.org
 S:	Maintained
 F:	drivers/net/ethernet/dlink/sundance.c
 
+SUNPLUS MMC DRIVER
+M:	Tony Huang <tonyhuang.sunplus@gmail.com>
+M:	Li-hao Kuo <lhjeff911@gmail.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/mmc/sunplus,mmc.yaml
+
 SUNPLUS OCOTP DRIVER
 M:	Vincent Shih <vincent.sunplus@gmail.com>
 S:	Maintained