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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2a96560986csm21895872eec.2.2025.11.28.00.40.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Nov 2025 00:40:16 -0800 (PST) From: Luo Jie Date: Fri, 28 Nov 2025 00:40:14 -0800 Subject: [PATCH 4/5] arm64: dts: ipq5332: Add CMN PLL node for networking hardware Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251128-qcom_ipq5332_cmnpll-v1-4-55127ba85613@oss.qualcomm.com> References: <20251128-qcom_ipq5332_cmnpll-v1-0-55127ba85613@oss.qualcomm.com> In-Reply-To: <20251128-qcom_ipq5332_cmnpll-v1-0-55127ba85613@oss.qualcomm.com> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Konrad Dybcio , Luo Jie , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, quic_kkumarcs@quicinc.com, quic_linchen@quicinc.com, quic_leiwei@quicinc.com, quic_pavir@quicinc.com, quic_suruchia@quicinc.com, Luo Jie X-Mailer: b4 0.15-dev-47773 X-Developer-Signature: v=1; a=ed25519-sha256; t=1764319213; l=3649; i=jie.luo@oss.qualcomm.com; s=20251128; h=from:subject:message-id; bh=mHpQjm5uMmfeEHbk5vJMLsRIY4uxmat4DEorvQQusFE=; b=alOeJlji49VxisJ33KpFYSBQdtUeCb7wvWxz/Q5ZV8GYGQMzuaT3AqC48hjOMZocwAPm62ajz 255qQs/YFB7BJqMcVD56jWTlO1cb/v3WrARHPVkKgtyeMm45yiZCEkq X-Developer-Key: i=jie.luo@oss.qualcomm.com; a=ed25519; pk=gSsYMDakxtd6UDFYDdA9y9yjIs5Etp5GK/3DoXWPyS0= X-Authority-Analysis: v=2.4 cv=Vtguwu2n c=1 sm=1 tr=0 ts=69295ff2 cx=c_pps a=Qgeoaf8Lrialg5Z894R3/Q==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=5EDsn-5GhASIcmvYHhUA:9 a=QEXdDO2ut3YA:10 a=x9snwWr2DeNwDh03kgHS:22 X-Proofpoint-GUID: 0hKbZUzxgPGocVYUERH4QftaAFrXZOYH X-Proofpoint-ORIG-GUID: 0hKbZUzxgPGocVYUERH4QftaAFrXZOYH X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTI4MDA2MiBTYWx0ZWRfX6Syc4SZj7spi jP5TBAuFI80SAH14ROZsmK971O4nK/+e1MVoWvQOY31tJzH6q89BqtmIffHsEXH7LqaTeJL7CbP RHd93PoivjxYNirvhg6npnptyJXB3A1ODYLQVwiM2nmFIY4UU3t9ouvlSOnWPyWR76F+NYdHsoy zp3Bw1YUbR+cMR9YC+1183ugAKsS5WJKeOBAv+vcAoju0tBIkLoJ64mnElEzkKB4UH0vF4/e+Sz WQ7w8SjMz6RyWaeY9s91XKsOTjS+GdpkFwHUQEMuLaCfCBiZEPC2w3ErPyyq5rOax+JUe8Rce7L lJuFvwUL7YRF/iyqpzTcj9FpPgi+vwKMl83/8P70iJqJ6BGyCeoC1OeOPjCIhYDVxE/jBtHBAzI khlmW41sHshXW5vKCBhQQgj+Ofc+VQ== 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=2025-11-28_03,2025-11-27_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 priorityscore=1501 impostorscore=0 phishscore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511280062 Add the CMN PLL node required for networking hardware operation on IPQ5332. The CMN PLL core runs at 6 GHz on this platform, differing from others like IPQ9574. Configure the reference clock path where XO (48 MHz or 96 MHz) routes through the WiFi block's multiplier/divider to provide a stable 48 MHz reference to the CMN PLL. .XO (48 MHZ or 96 MHZ)-->WiFi (multiplier/divider)--> 48 MHZ to CMN PLL. Signed-off-by: Luo Jie Reviewed-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi | 17 +++++++++++++++- arch/arm64/boot/dts/qcom/ipq5332.dtsi | 26 ++++++++++++++++++++= +++- 2 files changed, 41 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi b/arch/arm64/= boot/dts/qcom/ipq5332-rdp-common.dtsi index b37ae7749083..471024ee1ddd 100644 --- a/arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5332-rdp-common.dtsi @@ -2,7 +2,7 @@ /* * IPQ5332 RDP board common device tree source * - * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights res= erved. + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. */ =20 /dts-v1/; @@ -55,6 +55,17 @@ &blsp1_uart0 { status =3D "okay"; }; =20 +/* + * The bootstrap pins for the board select the XO clock frequency that + * supports 48 MHZ or 96 MHZ. This setting automatically enables the + * right dividers, to ensure the reference clock output from WiFi to + * the CMN PLL is 48 MHZ. + */ +&ref_48mhz_clk { + clock-div =3D <1>; + clock-mult =3D <1>; +}; + &sleep_clk { clock-frequency =3D <32000>; }; @@ -63,6 +74,10 @@ &xo_board { clock-frequency =3D <24000000>; }; =20 +&xo_clk { + clock-frequency =3D <48000000>; +}; + /* PINCTRL */ &tlmm { gpio_keys_default: gpio-keys-default-state { diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qc= om/ipq5332.dtsi index 45fc512a3bab..0707e053f35d 100644 --- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi @@ -2,10 +2,11 @@ /* * IPQ5332 device tree source * - * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights res= erved. + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. */ =20 #include +#include #include #include #include @@ -16,6 +17,12 @@ / { #size-cells =3D <2>; =20 clocks { + ref_48mhz_clk: ref-48mhz-clk { + compatible =3D "fixed-factor-clock"; + clocks =3D <&xo_clk>; + #clock-cells =3D <0>; + }; + sleep_clk: sleep-clk { compatible =3D "fixed-clock"; #clock-cells =3D <0>; @@ -25,6 +32,11 @@ xo_board: xo-board-clk { compatible =3D "fixed-clock"; #clock-cells =3D <0>; }; + + xo_clk: xo-clk { + compatible =3D "fixed-clock"; + #clock-cells =3D <0>; + }; }; =20 cpus { @@ -167,6 +179,18 @@ usbphy0: phy@7b000 { status =3D "disabled"; }; =20 + cmn_pll: clock-controller@9b000 { + compatible =3D "qcom,ipq5332-cmn-pll"; + reg =3D <0x0009b000 0x800>; + clocks =3D <&ref_48mhz_clk>, + <&gcc GCC_CMN_12GPLL_AHB_CLK>, + <&gcc GCC_CMN_12GPLL_SYS_CLK>; + clock-names =3D "ref", "ahb", "sys"; + #clock-cells =3D <1>; + assigned-clocks =3D <&cmn_pll IPQ5332_CMN_PLL_CLK>; + assigned-clock-rates-u64 =3D /bits/ 64 <6000000000>; + }; + qfprom: efuse@a4000 { compatible =3D "qcom,ipq5332-qfprom", "qcom,qfprom"; reg =3D <0x000a4000 0x721>; --=20 2.43.0