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([178.197.216.144]) by smtp.gmail.com with ESMTPSA id b5-20020a05600c150500b003dafb0c8dfbsm6080811wmg.14.2023.01.27.13.17.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Jan 2023 13:17:53 -0800 (PST) From: Krzysztof Kozlowski To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Alim Akhtar , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: replicant@osuosl.org, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, =?utf-8?q?Martin_J=C3=BCcker?= , Henrik Grimler , Sam Protsenko , Chanho Park , Marek Szyprowski , Chanwoo Choi , Krzysztof Kozlowski Subject: [PATCH v2] dt-bindings: usb: samsung,exynos-dwc3: allow unit address in DTS Date: Fri, 27 Jan 2023 22:17:48 +0100 Message-Id: <20230127211748.260718-1-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230127_131800_156639_1A4D6CFD X-CRM114-Status: GOOD ( 12.17 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The Samsung Exynos SoC USB 3.0 DWC3 Controller is a simple wrapper of actual DWC3 Controller device node. It handles necessary Samsung Exynos-specific resources (regulators, clocks), but does not have its own MMIO address space. However neither simple-bus bindings nor dtc W=1 accept device nodes in soc@ node which do not have unit address. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Rob Herring --- Changes since v1: 1. Use ranges with values and drop reg from usb-wrapper node. 2. Keep "usb" as wrapper's node name. DTS fixes are here: https://lore.kernel.org/linux-samsung-soc/20230127211527.260060-1-krzysztof.kozlowski@linaro.org/T/#t --- .../devicetree/bindings/usb/samsung,exynos-dwc3.yaml | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/samsung,exynos-dwc3.yaml b/Documentation/devicetree/bindings/usb/samsung,exynos-dwc3.yaml index 6b9a3bcb3926..42ceaf13cd5d 100644 --- a/Documentation/devicetree/bindings/usb/samsung,exynos-dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/samsung,exynos-dwc3.yaml @@ -108,19 +108,19 @@ examples: #include #include - usb { + usb@12000000 { compatible = "samsung,exynos5250-dwusb3"; #address-cells = <1>; #size-cells = <1>; - ranges; + ranges = <0x0 0x12000000 0x10000>; clocks = <&clock CLK_USBD300>; clock-names = "usbdrd30"; vdd33-supply = <&ldo9_reg>; vdd10-supply = <&ldo11_reg>; - usb@12000000 { + usb@0 { compatible = "snps,dwc3"; - reg = <0x12000000 0x10000>; + reg = <0x0 0x10000>; interrupts = ; phys = <&usbdrd_phy0 0>, <&usbdrd_phy0 1>; phy-names = "usb2-phy", "usb3-phy";