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{
    "id": 2227813,
    "url": "http://patchwork.ozlabs.org/api/patches/2227813/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/linux-pwm/patch/20260424095435.1721-1-dongxuyang@eswincomputing.com/",
    "project": {
        "id": 38,
        "url": "http://patchwork.ozlabs.org/api/projects/38/?format=api",
        "name": "Linux PWM development",
        "link_name": "linux-pwm",
        "list_id": "linux-pwm.vger.kernel.org",
        "list_email": "linux-pwm@vger.kernel.org",
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    "msgid": "<20260424095435.1721-1-dongxuyang@eswincomputing.com>",
    "list_archive_url": null,
    "date": "2026-04-24T09:54:35",
    "name": "[v6,1/2] dt-bindings: pwm: dwc: add optional reset",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "010ad430a996f687564904b36f1bbbc6b59325cf",
    "submitter": {
        "id": 90849,
        "url": "http://patchwork.ozlabs.org/api/people/90849/?format=api",
        "name": "Xuyang Dong",
        "email": "dongxuyang@eswincomputing.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/linux-pwm/patch/20260424095435.1721-1-dongxuyang@eswincomputing.com/mbox/",
    "series": [
        {
            "id": 501331,
            "url": "http://patchwork.ozlabs.org/api/series/501331/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/linux-pwm/list/?series=501331",
            "date": "2026-04-24T09:45:29",
            "name": "Update designware pwm driver",
            "version": 6,
            "mbox": "http://patchwork.ozlabs.org/series/501331/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2227813/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2227813/checks/",
    "tags": {},
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        "From": "dongxuyang@eswincomputing.com",
        "To": "ukleinek@kernel.org,\n\trobh@kernel.org,\n\tkrzk+dt@kernel.org,\n\tconor+dt@kernel.org,\n\tben-linux@fluff.org,\n\tben.dooks@codethink.co.uk,\n\tp.zabel@pengutronix.de,\n\tlinux-pwm@vger.kernel.org,\n\tdevicetree@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org",
        "Cc": "ningyu@eswincomputing.com,\n\tlinmin@eswincomputing.com,\n\txuxiang@eswincomputing.com,\n\twangguosheng@eswincomputing.com,\n\tpinkesh.vaghela@einfochips.com,\n\tXuyang Dong <dongxuyang@eswincomputing.com>",
        "Subject": "[PATCH v6 1/2] dt-bindings: pwm: dwc: add optional reset",
        "Date": "Fri, 24 Apr 2026 17:54:35 +0800",
        "Message-Id": "<20260424095435.1721-1-dongxuyang@eswincomputing.com>",
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        "In-Reply-To": "<20260424094529.1691-1-dongxuyang@eswincomputing.com>",
        "References": "<20260424094529.1691-1-dongxuyang@eswincomputing.com>",
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    "content": "From: Xuyang Dong <dongxuyang@eswincomputing.com>\n\nThe DesignWare PWM includes separate reset signals dedicated to each clock\ndomain:\nThe presetn signal resets logic in pclk domain.\nThe timer_N_resetn signal resets logic in the timer_N_clk domain.\nThe resets are active-low.\n\nEIC7700 use DesignWare IP for PWM controllers. Add ESWIN EIC7700 support\n in snps,dw-apb-timers-pwm2.yaml\n\nSigned-off-by: Xuyang Dong <dongxuyang@eswincomputing.com>\n---\n .../bindings/pwm/snps,dw-apb-timers-pwm2.yaml | 25 ++++++++++++++++---\n 1 file changed, 21 insertions(+), 4 deletions(-)",
    "diff": "diff --git a/Documentation/devicetree/bindings/pwm/snps,dw-apb-timers-pwm2.yaml b/Documentation/devicetree/bindings/pwm/snps,dw-apb-timers-pwm2.yaml\nindex 7523a89a1773..96a70e55a167 100644\n--- a/Documentation/devicetree/bindings/pwm/snps,dw-apb-timers-pwm2.yaml\n+++ b/Documentation/devicetree/bindings/pwm/snps,dw-apb-timers-pwm2.yaml\n@@ -20,12 +20,11 @@ description:\n   instead of having to encode the IP version number in the device tree\n   compatible.\n \n-allOf:\n-  - $ref: pwm.yaml#\n-\n properties:\n   compatible:\n-    const: snps,dw-apb-timers-pwm2\n+    enum:\n+      - snps,dw-apb-timers-pwm2\n+      - eswin,eic7700-pwm\n \n   reg:\n     maxItems: 1\n@@ -43,6 +42,12 @@ properties:\n       - const: bus\n       - const: timer\n \n+  resets:\n+    minItems: 1\n+    items:\n+      - description: Interface bus reset\n+      - description: PWM timer logic reset\n+\n   snps,pwm-number:\n     $ref: /schemas/types.yaml#/definitions/uint32\n     description: The number of PWM channels configured for this instance\n@@ -54,6 +59,18 @@ required:\n   - clocks\n   - clock-names\n \n+allOf:\n+  - $ref: pwm.yaml#\n+\n+  - if:\n+      properties:\n+        compatible:\n+          contains:\n+            const: eswin,eic7700-pwm\n+    then:\n+      required:\n+        - resets\n+\n additionalProperties: false\n \n examples:\n",
    "prefixes": [
        "v6",
        "1/2"
    ]
}