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Thu, 14 Dec 2023 09:03:49 GMT Received: from akronite-sh-dev02.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Thu, 14 Dec 2023 01:03:44 -0800 From: Luo Jie To: , , , , , , , , , , , , , CC: , , , , Subject: [PATCH v3 5/5] dt-bindings: net: ipq4019-mdio: Document ipq5332 platform Date: Thu, 14 Dec 2023 17:03:04 +0800 Message-ID: <20231214090304.16884-6-quic_luoj@quicinc.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231214090304.16884-1-quic_luoj@quicinc.com> References: <20231214090304.16884-1-quic_luoj@quicinc.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: 8trfveeldZpNI5eRxpVi3PUoZy7LshOx X-Proofpoint-ORIG-GUID: 8trfveeldZpNI5eRxpVi3PUoZy7LshOx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-09_02,2023-12-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 lowpriorityscore=0 mlxlogscore=999 mlxscore=0 priorityscore=1501 malwarescore=0 adultscore=0 spamscore=0 suspectscore=0 phishscore=0 impostorscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2312140058 Update the yaml file for the new DTS properties. 1. cmn-reference-clock for the CMN PLL source clock select. 2. clock-frequency for MDIO clock frequency config. 3. add uniphy AHB & SYS GCC clocks. 4. add reset-gpios for MDIO bus level reset. Signed-off-by: Luo Jie --- .../bindings/net/qcom,ipq4019-mdio.yaml | 143 +++++++++++++++++- 1 file changed, 139 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml b/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml index 3407e909e8a7..79f8513739e7 100644 --- a/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml +++ b/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml @@ -20,6 +20,8 @@ properties: - enum: - qcom,ipq6018-mdio - qcom,ipq8074-mdio + - qcom,ipq9574-mdio + - qcom,ipq5332-mdio - const: qcom,ipq4019-mdio "#address-cells": @@ -30,19 +32,77 @@ properties: reg: minItems: 1 - maxItems: 2 + maxItems: 5 description: - the first Address and length of the register set for the MDIO controller. - the second Address and length of the register for ethernet LDO, this second - address range is only required by the platform IPQ50xx. + the first Address and length of the register set for the MDIO controller, + the optional second, third and fourth address and length of the register + for ethernet LDO, these three address range are required by the platform + IPQ50xx/IPQ5332, the last address and length is for the CMN clock to + select the reference clock. + + reg-names: + minItems: 1 + maxItems: 5 clocks: + minItems: 1 items: - description: MDIO clock source frequency fixed to 100MHZ + - description: UNIPHY0 AHB clock source frequency fixed to 100MHZ + - description: UNIPHY1 AHB clock source frequency fixed to 100MHZ + - description: UNIPHY0 SYS clock source frequency fixed to 24MHZ + - description: UNIPHY1 SYS clock source frequency fixed to 24MHZ clock-names: + minItems: 1 items: - const: gcc_mdio_ahb_clk + - const: uniphy0_ahb + - const: uniphy1_ahb + - const: uniphy0_sys + - const: uniphy1_sys + + cmn-reference-clock: + $ref: /schemas/types.yaml#/definitions/uint32 + oneOf: + - items: + - enum: + - 0 # CMN PLL reference internal 48MHZ + - 1 # CMN PLL reference external 25MHZ + - 2 # CMN PLL reference external 31250KHZ + - 3 # CMN PLL reference external 40MHZ + - 4 # CMN PLL reference external 48MHZ + - 5 # CMN PLL reference external 50MHZ + - 6 # CMN PLL reference internal 96MHZ + + clock-frequency: + oneOf: + - items: + - enum: + - 12500000 + - 6250000 + - 3125000 + - 1562500 + - 781250 + - 390625 + description: + The MDIO bus clock that must be output by the MDIO bus hardware, + only the listed frequencies above can be supported, other frequency + will cause malfunction. If absent, the default hardware value 0xff + is used, which means the default MDIO clock frequency 390625HZ, The + MDIO clock frequency is MDIO_SYS_CLK/(MDIO_CLK_DIV + 1), the SoC + MDIO_SYS_CLK is fixed to 100MHZ, the MDIO_CLK_DIV is from MDIO control + register, there is higher clock frequency requirement on the normal + working case where the MDIO slave devices support high clock frequency. + + reset-gpios: + maxItems: 1 + + reset-assert-us: + maxItems: 1 + + reset-deassert-us: + maxItems: 1 required: - compatible @@ -61,6 +121,8 @@ allOf: - qcom,ipq5018-mdio - qcom,ipq6018-mdio - qcom,ipq8074-mdio + - qcom,ipq5332-mdio + - qcom,ipq9574-mdio then: required: - clocks @@ -70,6 +132,20 @@ allOf: clocks: false clock-names: false + - if: + properties: + compatible: + contains: + enum: + - qcom,ipq5332-mdio + then: + properties: + clocks: + minItems: 5 + maxItems: 5 + reg-names: + minItems: 4 + unevaluatedProperties: false examples: @@ -100,3 +176,62 @@ examples: reg = <4>; }; }; + + - | + #include + #include + + mdio@90000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "qcom,ipq5332-mdio", + "qcom,ipq4019-mdio"; + cmn-reference-clock = <0>; + clock-frequency = <6250000>; + + reset-gpios = <&tlmm 51 GPIO_ACTIVE_LOW>; + reset-assert-us = <100000>; + reset-deassert-us = <100000>; + + reg = <0x90000 0x64>, + <0x9B000 0x800>, + <0x7A00610 0x4>, + <0x7A10610 0x4>; + + reg-names = "mdio", + "cmn_blk", + "eth_ldo1", + "eth_ldo2"; + + clocks = <&gcc GCC_MDIO_AHB_CLK>, + <&gcc GCC_UNIPHY0_AHB_CLK>, + <&gcc GCC_UNIPHY1_AHB_CLK>, + <&gcc GCC_UNIPHY0_SYS_CLK>, + <&gcc GCC_UNIPHY1_SYS_CLK>; + + clock-names = "gcc_mdio_ahb_clk", + "uniphy0_ahb", + "uniphy1_ahb", + "uniphy0_sys", + "uniphy1_sys"; + + qca8kphy0: ethernet-phy@1 { + compatible = "ethernet-phy-id004d.d180"; + reg = <1>; + }; + + qca8kphy1: ethernet-phy@2 { + compatible = "ethernet-phy-id004d.d180"; + reg = <2>; + }; + + qca8kphy2: ethernet-phy@3 { + compatible = "ethernet-phy-id004d.d180"; + reg = <3>; + }; + + qca8kphy3: ethernet-phy@4 { + compatible = "ethernet-phy-id004d.d180"; + reg = <4>; + }; + };