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charset="utf-8" Add compatible strings for CBB v2.0 based fabrics in Tegra238: - nvidia,tegra238-ape-fabric - nvidia,tegra238-aon-fabric - nvidia,tegra238-bpmp-fabric - nvidia,tegra238-cbb-fabric Signed-off-by: Sumit Gupta --- .../devicetree/bindings/arm/tegra/nvidia,tegra234-cbb.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra234-cb= b.yaml b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra234-cbb.ya= ml index fcdf03131323..e69ee6a48fcc 100644 --- a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra234-cbb.yaml +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra234-cbb.yaml @@ -48,6 +48,10 @@ properties: - nvidia,tegra234-dce-fabric - nvidia,tegra234-rce-fabric - nvidia,tegra234-sce-fabric + - nvidia,tegra238-ape-fabric + - nvidia,tegra238-aon-fabric + - nvidia,tegra238-bpmp-fabric + - nvidia,tegra238-cbb-fabric =20 reg: maxItems: 1 --=20 2.34.1 From nobody Thu Apr 9 18:03:27 2026 Received: from BYAPR05CU005.outbound.protection.outlook.com (mail-westusazon11010004.outbound.protection.outlook.com [52.101.85.4]) (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 91CEA37B035; 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charset="utf-8" Add support for CBB 2.0 based fabrics in Tegra238 SoC using DT. Fabrics reporting errors are: CBB, AON, BPMP, APE. Signed-off-by: Sumit Gupta --- drivers/soc/tegra/cbb/tegra234-cbb.c | 134 +++++++++++++++++++++++++++ 1 file changed, 134 insertions(+) diff --git a/drivers/soc/tegra/cbb/tegra234-cbb.c b/drivers/soc/tegra/cbb/t= egra234-cbb.c index 7e387fc54c6b..fb26f085f691 100644 --- a/drivers/soc/tegra/cbb/tegra234-cbb.c +++ b/drivers/soc/tegra/cbb/tegra234-cbb.c @@ -89,6 +89,15 @@ enum tegra234_cbb_fabric_ids { T234_MAX_FABRIC_ID, }; =20 +enum tegra238_cbb_fabric_ids { + T238_CBB_FABRIC_ID =3D 0, + T238_AON_FABRIC_ID =3D 4, + T238_PSC_FABRIC_ID =3D 5, + T238_BPMP_FABRIC_ID =3D 6, + T238_APE_FABRIC_ID =3D 7, + T238_MAX_FABRIC_ID, +}; + enum tegra264_cbb_fabric_ids { T264_SYSTEM_CBB_FABRIC_ID, T264_TOP_0_CBB_FABRIC_ID, @@ -999,6 +1008,127 @@ static const struct tegra234_cbb_fabric tegra234_sce= _fabric =3D { .firewall_wr_ctl =3D 0x288, }; =20 +static const struct tegra234_target_lookup tegra238_ape_target_map[] =3D { + { "AXI2APB", 0x00000 }, + { "AGIC", 0x15000 }, + { "AMC", 0x16000 }, + { "AST0", 0x17000 }, + { "AST1", 0x18000 }, + { "AST2", 0x19000 }, + { "CBB", 0x1A000 }, +}; + +static const struct tegra234_target_lookup tegra238_cbb_target_map[] =3D { + { "AON", 0x40000 }, + { "APE", 0x50000 }, + { "BPMP", 0x41000 }, + { "HOST1X", 0x43000 }, + { "STM", 0x44000 }, + { "CBB_CENTRAL", 0x00000 }, + { "PCIE_C0", 0x51000 }, + { "PCIE_C1", 0x47000 }, + { "PCIE_C2", 0x48000 }, + { "PCIE_C3", 0x49000 }, + { "GPU", 0x4C000 }, + { "SMMU0", 0x4D000 }, + { "SMMU1", 0x4E000 }, + { "SMMU2", 0x4F000 }, + { "PSC", 0x52000 }, + { "AXI2APB_1", 0x70000 }, + { "AXI2APB_12", 0x73000 }, + { "AXI2APB_13", 0x74000 }, + { "AXI2APB_15", 0x76000 }, + { "AXI2APB_16", 0x77000 }, + { "AXI2APB_18", 0x79000 }, + { "AXI2APB_19", 0x7A000 }, + { "AXI2APB_2", 0x7B000 }, + { "AXI2APB_23", 0x7F000 }, + { "AXI2APB_25", 0x80000 }, + { "AXI2APB_26", 0x81000 }, + { "AXI2APB_27", 0x82000 }, + { "AXI2APB_28", 0x83000 }, + { "AXI2APB_32", 0x87000 }, + { "AXI2APB_33", 0x88000 }, + { "AXI2APB_4", 0x8B000 }, + { "AXI2APB_5", 0x8C000 }, + { "AXI2APB_6", 0x93000 }, + { "AXI2APB_9", 0x90000 }, + { "AXI2APB_3", 0x91000 }, +}; + +static const struct tegra234_fabric_lookup tegra238_cbb_fab_list[] =3D { + [T238_CBB_FABRIC_ID] =3D { "cbb-fabric", true, + tegra238_cbb_target_map, + ARRAY_SIZE(tegra238_cbb_target_map) }, + [T238_AON_FABRIC_ID] =3D { "aon-fabric", true, + tegra234_aon_target_map, + ARRAY_SIZE(tegra234_aon_target_map) }, + [T238_PSC_FABRIC_ID] =3D { "psc-fabric" }, + [T238_BPMP_FABRIC_ID] =3D { "bpmp-fabric", true, + tegra234_bpmp_target_map, + ARRAY_SIZE(tegra234_bpmp_target_map) }, + [T238_APE_FABRIC_ID] =3D { "ape-fabric", true, + tegra238_ape_target_map, + ARRAY_SIZE(tegra238_ape_target_map) }, +}; + +static const struct tegra234_cbb_fabric tegra238_aon_fabric =3D { + .fab_id =3D T238_AON_FABRIC_ID, + .fab_list =3D tegra238_cbb_fab_list, + .initiator_id =3D tegra234_initiator_id, + .errors =3D tegra234_cbb_errors, + .max_errors =3D ARRAY_SIZE(tegra234_cbb_errors), + .err_intr_enbl =3D 0x7, + .err_status_clr =3D 0x3f, + .notifier_offset =3D 0x17000, + .firewall_base =3D 0x30000, + .firewall_ctl =3D 0x8f0, + .firewall_wr_ctl =3D 0x8e8, +}; + +static const struct tegra234_cbb_fabric tegra238_ape_fabric =3D { + .fab_id =3D T238_APE_FABRIC_ID, + .fab_list =3D tegra238_cbb_fab_list, + .initiator_id =3D tegra234_initiator_id, + .errors =3D tegra234_cbb_errors, + .max_errors =3D ARRAY_SIZE(tegra234_cbb_errors), + .err_intr_enbl =3D 0xf, + .err_status_clr =3D 0x3f, + .notifier_offset =3D 0x1E000, + .firewall_base =3D 0x30000, + .firewall_ctl =3D 0xad0, + .firewall_wr_ctl =3D 0xac8, +}; + +static const struct tegra234_cbb_fabric tegra238_bpmp_fabric =3D { + .fab_id =3D T238_BPMP_FABRIC_ID, + .fab_list =3D tegra238_cbb_fab_list, + .initiator_id =3D tegra234_initiator_id, + .errors =3D tegra234_cbb_errors, + .max_errors =3D ARRAY_SIZE(tegra234_cbb_errors), + .err_intr_enbl =3D 0xf, + .err_status_clr =3D 0x3f, + .notifier_offset =3D 0x19000, + .firewall_base =3D 0x30000, + .firewall_ctl =3D 0x8f0, + .firewall_wr_ctl =3D 0x8e8, +}; + +static const struct tegra234_cbb_fabric tegra238_cbb_fabric =3D { + .fab_id =3D T238_CBB_FABRIC_ID, + .fab_list =3D tegra238_cbb_fab_list, + .initiator_id =3D tegra234_initiator_id, + .errors =3D tegra234_cbb_errors, + .max_errors =3D ARRAY_SIZE(tegra234_cbb_errors), + .err_intr_enbl =3D 0x3f, + .err_status_clr =3D 0x3f, + .notifier_offset =3D 0x60000, + .off_mask_erd =3D 0x3d004, + .firewall_base =3D 0x10000, + .firewall_ctl =3D 0x2230, + .firewall_wr_ctl =3D 0x2228, +}; + static const char * const tegra241_initiator_id[] =3D { [0x0] =3D "TZ", [0x1] =3D "CCPLEX", @@ -1505,6 +1635,10 @@ static const struct of_device_id tegra234_cbb_dt_ids= [] =3D { { .compatible =3D "nvidia,tegra234-dce-fabric", .data =3D &tegra234_dce_f= abric }, { .compatible =3D "nvidia,tegra234-rce-fabric", .data =3D &tegra234_rce_f= abric }, { .compatible =3D "nvidia,tegra234-sce-fabric", .data =3D &tegra234_sce_f= abric }, + { .compatible =3D "nvidia,tegra238-aon-fabric", .data =3D &tegra238_aon_f= abric }, + { .compatible =3D "nvidia,tegra238-ape-fabric", .data =3D &tegra238_ape_f= abric }, + { .compatible =3D "nvidia,tegra238-bpmp-fabric", .data =3D &tegra238_bpmp= _fabric }, + { .compatible =3D "nvidia,tegra238-cbb-fabric", .data =3D &tegra238_cbb_f= abric }, { .compatible =3D "nvidia,tegra264-sys-cbb-fabric", .data =3D &tegra264_s= ys_cbb_fabric }, { .compatible =3D "nvidia,tegra264-top0-cbb-fabric", .data =3D &tegra264_= top0_cbb_fabric }, { .compatible =3D "nvidia,tegra264-uphy0-cbb-fabric", .data =3D &tegra264= _uphy0_cbb_fabric }, --=20 2.34.1