Thread (42 messages) 42 messages, 5 authors, 2023-01-09

Re: [PATCH 10/12] dt-bindings: mmc: convert amlogic,meson-gx.txt to dt-schema

From: Krzysztof Kozlowski <hidden>
Date: 2022-11-18 15:00:47
Also in: linux-amlogic, linux-arm-kernel, linux-devicetree, linux-media, linux-mmc, linux-pci, linux-phy, linux-rtc, linux-watchdog, lkml

On 18/11/2022 15:33, Neil Armstrong wrote:
quoted hunk ↗ jump to hunk
Convert the Amlogic SD / eMMC controller for S905/GXBB family SoCs
to dt-schema.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
 .../bindings/mmc/amlogic,meson-gx-mmc.yaml         | 78 ++++++++++++++++++++++
 .../devicetree/bindings/mmc/amlogic,meson-gx.txt   | 39 -----------
 2 files changed, 78 insertions(+), 39 deletions(-)
diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml
new file mode 100644
index 000000000000..c9545334fd99
--- /dev/null
+++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml
@@ -0,0 +1,78 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mmc/amlogic,meson-gx-mmc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Amlogic SD / eMMC controller for S905/GXBB family SoCs
+
+description:
+  The MMC 5.1 compliant host controller on Amlogic provides the
+  interface for SD, eMMC and SDIO devices
+
+maintainers:
+  - Neil Armstrong <neil.armstrong@linaro.org>
+
+allOf:
+  - $ref: mmc-controller.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - enum:
+          - amlogic,meson-gx-mmc
+          - amlogic,meson-axg-mmc
+      - items:
+          - enum:
+              - amlogic,meson-gxbb-mmc
+              - amlogic,meson-gxl-mmc
+              - amlogic,meson-gxm-mmc
+          - const: amlogic,meson-gx-mmc
Mention changes in commit msg. Anyway this might not match existing
usage in DTS. At least amlogic,meson-gxbb-mmc has different order.
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 3
+
+  clock-names:
+    items:
+      - const: core
+      - const: clkin0
+      - const: clkin1
+
+  resets:
+    maxItems: 1
+
+  amlogic,dram-access-quirk:
+    type: boolean
+    description:
+      set when controller's internal DMA engine cannot access the DRAM memory,
+      like on the G12A dedicated SDIO controller.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - resets
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    mmc@70000 {
+          compatible = "amlogic,meson-gx-mmc";
+          reg = <0x70000 0x2000>;
+          interrupts = <GIC_SPI 216 IRQ_TYPE_EDGE_RISING>;
+          clocks = <&clk_mmc>, <&xtal>, <&clk_div>;
+          clock-names = "core", "clkin0", "clkin1";
+          pinctrl-0 = <&emm_pins>;
+          resets = <&reset_mmc>;
Use 4 spaces for example indentation.


Best regards,
Krzysztof
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