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charset="utf-8" Defer probe when k3-socinfo hasn't registered the SoC device yet. Fixes incorrect revision detection when ti-cpufreq probes first. Signed-off-by: Akashdeep Kaur --- drivers/cpufreq/ti-cpufreq.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c index 3d1129aeed02..88f7912ef6a8 100644 --- a/drivers/cpufreq/ti-cpufreq.c +++ b/drivers/cpufreq/ti-cpufreq.c @@ -441,6 +441,15 @@ static int ti_cpufreq_get_rev(struct ti_cpufreq_data *= opp_data, */ *revision_value =3D 0x1; goto done; + } else if (opp_data->soc_data =3D=3D &am625_soc_data || + opp_data->soc_data =3D=3D &am62a7_soc_data || + opp_data->soc_data =3D=3D &am62l3_soc_data || + opp_data->soc_data =3D=3D &am62p5_soc_data) { + /* + * For K3 SoCs, if soc_device_match fails, socinfo hasn't + * probed yet. 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charset="utf-8" Link CPU OPP table to k3-socinfo driver for dependency tracking. Signed-off-by: Akashdeep Kaur --- arch/arm64/boot/dts/ti/k3-am625.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/ti/k3-am625.dtsi b/arch/arm64/boot/dts/ti/= k3-am625.dtsi index c249883a8a8d..b0020e667882 100644 --- a/arch/arm64/boot/dts/ti/k3-am625.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am625.dtsi @@ -109,6 +109,7 @@ a53_opp_table: opp-table { compatible =3D "operating-points-v2-ti-cpu"; opp-shared; syscon =3D <&opp_efuse_table>; + ti,soc-info =3D <&chipid>; =20 opp-200000000 { opp-hz =3D /bits/ 64 <200000000>; --=20 2.34.1 From nobody Thu Apr 2 02:40:51 2026 Received: from SA9PR02CU001.outbound.protection.outlook.com (mail-southcentralusazon11013050.outbound.protection.outlook.com [40.93.196.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 875603C3430; Mon, 30 Mar 2026 12:01:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.196.50 ARC-Seal: i=2; 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charset="utf-8" Link CPU OPP table to k3-socinfo driver for dependency tracking. Signed-off-by: Akashdeep Kaur --- arch/arm64/boot/dts/ti/k3-am62a7.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62a7.dtsi b/arch/arm64/boot/dts/ti= /k3-am62a7.dtsi index b6e5eee99370..6d1459e9ea71 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a7.dtsi @@ -109,6 +109,7 @@ a53_opp_table: opp-table { compatible =3D "operating-points-v2-ti-cpu"; opp-shared; syscon =3D <&opp_efuse_table>; + ti,soc-info =3D <&chipid>; =20 opp-200000000 { opp-hz =3D /bits/ 64 <200000000>; --=20 2.34.1 From nobody Thu Apr 2 02:40:51 2026 Received: from SN4PR0501CU005.outbound.protection.outlook.com (mail-southcentralusazon11011047.outbound.protection.outlook.com [40.93.194.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 343793CA4AE; Mon, 30 Mar 2026 12:01:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.194.47 ARC-Seal: i=2; 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charset="utf-8" Link CPU OPP table to k3-socinfo driver for dependency tracking. Signed-off-by: Akashdeep Kaur --- arch/arm64/boot/dts/ti/k3-am62p5.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62p5.dtsi b/arch/arm64/boot/dts/ti= /k3-am62p5.dtsi index 8982a7b9f1a6..1a498c5eb3d1 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p5.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p5.dtsi @@ -108,6 +108,7 @@ a53_opp_table: opp-table { compatible =3D "operating-points-v2-ti-cpu"; opp-shared; syscon =3D <&opp_efuse_table>; + ti,soc-info =3D <&chipid>; =20 opp-200000000 { opp-hz =3D /bits/ 64 <200000000>; --=20 2.34.1 From nobody Thu Apr 2 02:40:51 2026 Received: from CY3PR05CU001.outbound.protection.outlook.com (mail-westcentralusazon11013016.outbound.protection.outlook.com [40.93.201.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DAAFE2D97B7; Mon, 30 Mar 2026 12:01:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.201.16 ARC-Seal: i=2; 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charset="utf-8" Create explicit device link when OPP table has ti,soc-info property. Prevents unbinding k3-socinfo while ti-cpufreq is using it. Signed-off-by: Akashdeep Kaur --- drivers/cpufreq/ti-cpufreq.c | 48 ++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c index 88f7912ef6a8..60c34b0da0c5 100644 --- a/drivers/cpufreq/ti-cpufreq.c +++ b/drivers/cpufreq/ti-cpufreq.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -111,6 +112,7 @@ struct ti_cpufreq_data { struct device_node *opp_node; struct regmap *syscon; const struct ti_cpufreq_soc_data *soc_data; + struct device_link *soc_link; }; =20 static unsigned long amx3_efuse_xlate(struct ti_cpufreq_data *opp_data, @@ -542,6 +544,7 @@ static int ti_cpufreq_probe(struct platform_device *pde= v) return -ENOMEM; =20 opp_data->soc_data =3D match->data; + platform_set_drvdata(pdev, opp_data); =20 opp_data->cpu_dev =3D get_cpu_device(0); if (!opp_data->cpu_dev) { @@ -560,6 +563,42 @@ static int ti_cpufreq_probe(struct platform_device *pd= ev) if (ret) goto fail_put_node; =20 + /* Create device link to k3-socinfo if specified in DT */ + if (opp_data->soc_data =3D=3D &am625_soc_data || + opp_data->soc_data =3D=3D &am62a7_soc_data || + opp_data->soc_data =3D=3D &am62l3_soc_data || + opp_data->soc_data =3D=3D &am62p5_soc_data) { + struct device_node *socinfo_np; + + socinfo_np =3D of_parse_phandle(opp_data->opp_node, "ti,soc-info", 0); + if (socinfo_np) { + struct platform_device *socinfo_pdev; + struct device_link *link; + + socinfo_pdev =3D of_find_device_by_node(socinfo_np); + of_node_put(socinfo_np); + + if (!socinfo_pdev) { + ret =3D -EPROBE_DEFER; + goto fail_put_node; + } + + if (!socinfo_pdev->dev.driver) { + put_device(&socinfo_pdev->dev); + ret =3D -EPROBE_DEFER; + goto fail_put_node; + } + + link =3D device_link_add(opp_data->cpu_dev, + &socinfo_pdev->dev, + DL_FLAG_STATELESS); + if (link) + opp_data->soc_link =3D link; + + put_device(&socinfo_pdev->dev); + } + } + /* * OPPs determine whether or not they are supported based on * two metrics: @@ -600,6 +639,14 @@ static int ti_cpufreq_probe(struct platform_device *pd= ev) return ret; } =20 +static void ti_cpufreq_remove(struct platform_device *pdev) +{ + struct ti_cpufreq_data *opp_data =3D platform_get_drvdata(pdev); + + if (opp_data && opp_data->soc_link) + device_link_del(opp_data->soc_link); +} + static int __init ti_cpufreq_init(void) { const struct of_device_id *match; @@ -616,6 +663,7 @@ module_init(ti_cpufreq_init); =20 static struct platform_driver ti_cpufreq_driver =3D { .probe =3D ti_cpufreq_probe, + .remove =3D ti_cpufreq_remove, .driver =3D { .name =3D "ti-cpufreq", }, --=20 2.34.1