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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a3e3cc8d76sm197125265ad.84.2026.01.13.02.28.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Jan 2026 02:28:35 -0800 (PST) From: YijieYang To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, yijie.yang@oss.qualcomm.com Subject: [PATCH v3 4/4] arm64: dts: qcom: Add base PURWA-IOT-EVK board Date: Tue, 13 Jan 2026 18:28:16 +0800 Message-Id: <20260113102822.590677-4-yijie.yang@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260113-purwa-v3-0-16eefacbdce9@oss.qualcomm.com> References: <20260113-purwa-v3-0-16eefacbdce9@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTEzMDA4OCBTYWx0ZWRfXy/VwBD0GYXUA IsWZq26vnSKIXTiBeQ9ka3pCjx9qqpp7HsbPsQ7F6CTMcmAZ6ix6RWZNjA7PondRPvx8Em7WMsW b2vKFjmuPg/aKSSofaSwxYNOUx+vhqejf35p1vUBmv5Y05oxqVdmuRSX7kQ+Y79R4rEXnaMJLsU oRI8S6mny706n5/wxR2dDzld/r77nPEXtQbX3Gss8I5BYXYmhiOaQRzA9CWopg1Vvaa8v6W7zc1 SYvWjk/ZQNldaciKcxvfk20ILnS4vJC5aczUGgZylP31WCnWPXuq31HV9IC6YGO77DKUSmS1kTG U1tZ5tnJBaJPHhMOCyk3ZgGY5OCvCwGp6LWxwVNL+gjCk0at8YfOsCqygTKqF+EYaGhJt73GESP iVwtgQi8JwgV35ybKd5JGxnkpU9cm6L6biSRUekj3kNOU6dGCY4wAu3rBWmniqyZE9f83E7RjON iVkZUx3KdZ6e2uA3pSA== X-Proofpoint-ORIG-GUID: Zhk30HJJX7mpE6iWc5TfDJUi43Fuw2bG X-Authority-Analysis: v=2.4 cv=IOEPywvG c=1 sm=1 tr=0 ts=69661e55 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=dNVs3vikzzgUXnu04FQA:9 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-GUID: Zhk30HJJX7mpE6iWc5TfDJUi43Fuw2bG X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-13_02,2026-01-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 spamscore=0 priorityscore=1501 clxscore=1015 impostorscore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601130088 Content-Type: text/plain; charset="utf-8" From: Yijie Yang The PURWA-IOT-EVK is an evaluation platform for IoT products, composed of the Purwa IoT SoM and a carrier board. Together, they form a complete embedded system capable of booting to UART. PURWA-IOT-EVK uses the PS8833 as a retimer for USB0, unlike HAMOA-IOT-EVK. Meanwhile, USB0 bypasses the SBU selector FSUSB42. As a result, the glink topology differs from that of HAMOA-IOT-EVK. Make the following peripherals on the carrier board enabled: - UART - On-board regulators - USB Type-C mux - Pinctrl - Embedded USB (EUSB) repeaters - NVMe - pmic-glink - USB DisplayPorts - Bluetooth - WLAN - Audio - PCIe ports for PCIe3 through PCIe6a Signed-off-by: Yijie Yang --- arch/arm64/boot/dts/qcom/Makefile | 1 + .../{hamoa-iot-evk.dts =3D> purwa-iot-evk.dts} | 102 +++++++++++------- 2 files changed, 65 insertions(+), 38 deletions(-) copy arch/arm64/boot/dts/qcom/{hamoa-iot-evk.dts =3D> purwa-iot-evk.dts} (= 95%) diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/M= akefile index a5d6f451f85c..d276b3cf14ee 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -126,6 +126,7 @@ dtb-$(CONFIG_ARCH_QCOM) +=3D msm8998-sony-xperia-yoshin= o-lilac.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D msm8998-sony-xperia-yoshino-maple.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D msm8998-sony-xperia-yoshino-poplar.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D msm8998-xiaomi-sagit.dtb +dtb-$(CONFIG_ARCH_QCOM) +=3D purwa-iot-evk.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D qcm6490-fairphone-fp5.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D qcm6490-idp.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D qcm6490-particle-tachyon.dtb diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/d= ts/qcom/purwa-iot-evk.dts similarity index 95% copy from arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts copy to arch/arm64/boot/dts/qcom/purwa-iot-evk.dts index 2390648a248f..6f779be3c6d7 100644 --- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts +++ b/arch/arm64/boot/dts/qcom/purwa-iot-evk.dts @@ -6,12 +6,12 @@ /dts-v1/; =20 #include -#include "hamoa-iot-som.dtsi" +#include "purwa-iot-som.dtsi" #include =20 / { - model =3D "Qualcomm Technologies, Inc. Hamoa IoT EVK"; - compatible =3D "qcom,hamoa-iot-evk", "qcom,hamoa-iot-som", "qcom,x1e80100= "; + model =3D "Qualcomm Technologies, Inc. Purwa IoT EVK"; + compatible =3D "qcom,purwa-iot-evk", "qcom,purwa-iot-som", "qcom,x1p42100= "; chassis-type =3D "embedded"; =20 aliases { @@ -118,15 +118,15 @@ port@1 { reg =3D <1>; =20 pmic_glink_ss0_ss_in: endpoint { - remote-endpoint =3D <&usb_1_ss0_qmpphy_out>; + remote-endpoint =3D <&retimer_ss0_ss_out>; }; }; =20 port@2 { reg =3D <2>; =20 - pmic_glink_ss0_sbu: endpoint { - remote-endpoint =3D <&usb_1_ss0_sbu_mux>; + pmic_glink_ss0_con_sbu_in: endpoint { + remote-endpoint =3D <&retimer_ss0_con_sbu_out>; }; }; }; @@ -618,25 +618,6 @@ platform { }; }; =20 - usb-1-ss0-sbu-mux { - compatible =3D "onnn,fsusb42", "gpio-sbu-mux"; - - enable-gpios =3D <&tlmm 168 GPIO_ACTIVE_LOW>; - select-gpios =3D <&tlmm 167 GPIO_ACTIVE_HIGH>; - - pinctrl-0 =3D <&usb_1_ss0_sbu_default>; - pinctrl-names =3D "default"; - - mode-switch; - orientation-switch; - - port { - usb_1_ss0_sbu_mux: endpoint { - remote-endpoint =3D <&pmic_glink_ss0_sbu>; - }; - }; - }; - wcn7850-pmu { compatible =3D "qcom,wcn7850-pmu"; =20 @@ -753,6 +734,63 @@ retimer_ss2_con_sbu_out: endpoint { }; }; =20 +&i2c3 { + clock-frequency =3D <400000>; + + status =3D "okay"; + + typec-mux@8 { + compatible =3D "parade,ps8830"; + reg =3D <0x8>; + + clocks =3D <&rpmhcc RPMH_RF_CLK4>; + + vdd-supply =3D <&vreg_rtmr0_1p15>; + vdd33-supply =3D <&vreg_rtmr0_3p3>; + vdd33-cap-supply =3D <&vreg_rtmr0_3p3>; + vddar-supply =3D <&vreg_rtmr0_1p15>; + vddat-supply =3D <&vreg_rtmr0_1p15>; + vddio-supply =3D <&vreg_rtmr0_1p8>; + + reset-gpios =3D <&pm8550_gpios 10 GPIO_ACTIVE_LOW>; + + pinctrl-0 =3D <&rtmr0_default>; + pinctrl-names =3D "default"; + + retimer-switch; + orientation-switch; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + retimer_ss0_ss_out: endpoint { + remote-endpoint =3D <&pmic_glink_ss0_ss_in>; + }; + }; + + port@1 { + reg =3D <1>; + + retimer_ss0_ss_in: endpoint { + remote-endpoint =3D <&usb_1_ss0_qmpphy_out>; + }; + }; + + port@2 { + reg =3D <2>; + + retimer_ss0_con_sbu_out: endpoint { + remote-endpoint =3D <&pmic_glink_ss0_con_sbu_in>; + }; + }; + }; + }; +}; + &i2c5 { clock-frequency =3D <400000>; =20 @@ -1102,9 +1140,7 @@ edp_bl_reg_en: edp-bl-reg-en-state { pins =3D "gpio10"; function =3D "normal"; }; -}; =20 -&pmc8380_3_gpios { pm_sde7_aux_3p3_en: pcie-aux-3p3-default-state { pins =3D "gpio8"; function =3D "normal"; @@ -1171,16 +1207,6 @@ &smb2360_2_eusb2_repeater { vdd3-supply =3D <&vreg_l8b_3p0>; }; =20 -&spi11 { - status =3D "okay"; - - tpm@0 { - compatible =3D "st,st33htpm-spi", "tcg,tpm_tis-spi"; - reg =3D <0>; - spi-max-frequency =3D <20000000>; - }; -}; - &swr0 { status =3D "okay"; =20 @@ -1470,7 +1496,7 @@ &usb_1_ss0_hsphy { }; =20 &usb_1_ss0_qmpphy_out { - remote-endpoint =3D <&pmic_glink_ss0_ss_in>; + remote-endpoint =3D <&retimer_ss0_ss_in>; }; =20 &usb_1_ss1_dwc3_hs { --=20 2.34.1