From: Sumit Gupta <sumitg@nvidia.com>
To: <treding@nvidia.com>, <jonathanh@nvidia.com>, <robh@kernel.org>,
<krzk+dt@kernel.org>, <conor+dt@kernel.org>,
<linux-tegra@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<devicetree@vger.kernel.org>
Cc: <--to=tbergstrom@nvidia.com>, <bbasu@nvidia.com>, <sumitg@nvidia.com>
Subject: [Patch 7/8] soc: tegra: cbb: add support for cbb fabrics in Tegra264
Date: Fri, 30 May 2025 19:03:35 +0530 [thread overview]
Message-ID: <20250530133336.1419971-8-sumitg@nvidia.com> (raw)
In-Reply-To: <20250530133336.1419971-1-sumitg@nvidia.com>
Add support for CBB 2.0 based fabrics in Tegra264 SoC using DT.
Fabrics reporting errors are: SYSTEM, TOP0, UPHY0, VISION.
Signed-off-by: Sumit Gupta <sumitg@nvidia.com>
---
drivers/soc/tegra/cbb/tegra234-cbb.c | 279 +++++++++++++++++++++++++++
1 file changed, 279 insertions(+)
diff --git a/drivers/soc/tegra/cbb/tegra234-cbb.c b/drivers/soc/tegra/cbb/tegra234-cbb.c
index aab0cd85dea5..69c704938679 100644
--- a/drivers/soc/tegra/cbb/tegra234-cbb.c
+++ b/drivers/soc/tegra/cbb/tegra234-cbb.c
@@ -89,6 +89,34 @@ enum tegra234_cbb_fabric_ids {
T234_MAX_FABRIC_ID,
};
+enum tegra264_cbb_fabric_ids {
+ T264_SYSTEM_CBB_FABRIC_ID,
+ T264_TOP_0_CBB_FABRIC_ID,
+ T264_VISION_CBB_FABRIC_ID,
+ T264_DISP_USB_CBB_FABRIC_ID,
+ T264_UPHY0_CBB_FABRIC_ID,
+ T264_RSVD0_FABRIC_ID,
+ T264_RSVD1_FABRIC_ID,
+ T264_RSVD2_FABRIC_ID,
+ T264_RSVD3_FABRIC_ID,
+ T264_RSVD4_FABRIC_ID,
+ T264_RSVD5_FABRIC_ID,
+ T264_AON_FABRIC_ID,
+ T264_PSC_FABRIC_ID,
+ T264_OESP_FABRIC_ID,
+ T264_APE_FABRIC_ID,
+ T264_BPMP_FABRIC_ID,
+ T264_RCE_0_FABRIC_ID,
+ T264_RCE_1_FABRIC_ID,
+ T264_RSVD6_FABRIC_ID,
+ T264_DCE_FABRIC_ID,
+ T264_FSI_FABRIC_ID,
+ T264_ISC_FABRIC_ID,
+ T264_SB_FABRIC_ID,
+ T264_ISC_CPU_FABRIC_ID,
+ T264_RSVD7_FABRIC_ID,
+};
+
struct tegra234_target_lookup {
const char *name;
unsigned int offset;
@@ -455,6 +483,17 @@ static void print_errlog_err(struct seq_file *file, struct tegra234_cbb *cbb)
tegra_cbb_print_err(file, "\t Fabric\t\t: %s (id:%#x)\n",
cbb->fabric->fab_list[fab_id].name, fab_id);
+ if (of_machine_is_compatible("nvidia,tegra264") && fab_id == T264_UPHY0_CBB_FABRIC_ID) {
+ /*
+ * In T264, AON Fabric ID value is incorrectly same as UPHY0 fabric ID.
+ * For 'ID = 0x4', we must check for the address which caused the error
+ * to find the correct fabric which returned error.
+ */
+ tegra_cbb_print_err(file, "\t or Fabric\t\t: %s\n",
+ cbb->fabric->fab_list[T264_AON_FABRIC_ID].name);
+ tegra_cbb_print_err(file, "\t Please use Address to determine correct fabric.\n");
+ }
+
tegra_cbb_print_err(file, "\t Target_Id\t\t: %#x\n", target_id);
tegra_cbb_print_err(file, "\t Burst_length\t\t: %#x\n", burst_length);
tegra_cbb_print_err(file, "\t Burst_type\t\t: %#x\n", burst_type);
@@ -1143,6 +1182,242 @@ static const struct tegra234_cbb_fabric tegra241_bpmp_fabric = {
.firewall_wr_ctl = 0x8e8,
};
+static const char * const tegra264_initiator_id[] = {
+ [0x0] = "TZ",
+ [0x1] = "CCPLEX",
+ [0x2] = "ISC",
+ [0x3] = "BPMP_FW",
+ [0x4] = "AON",
+ [0x5] = "MSS_SEQ",
+ [0x6] = "GPCDMA_P",
+ [0x7] = "TSECA_NONSECURE",
+ [0x8] = "TSECA_LIGHTSECURE",
+ [0x9] = "TSECA_HEAVYSECURE",
+ [0xa] = "CORESIGHT",
+ [0xb] = "APE_0",
+ [0xc] = "APE_1",
+ [0xd] = "PEATRANS",
+ [0xe] = "JTAGM_DFT",
+ [0xf] = "RCE",
+ [0x10] = "DCE",
+ [0x11] = "PSC_FW_USER",
+ [0x12] = "PSC_FW_SUPERVISOR",
+ [0x13] = "PSC_FW_MACHINE",
+ [0x14] = "PSC_BOOT",
+ [0x15] = "BPMP_BOOT",
+ [0x16] = "GPU_0",
+ [0x17] = "GPU_1",
+ [0x18] = "GPU_2",
+ [0x19] = "GPU_3",
+ [0x1a] = "GPU_4",
+ [0x1b] = "PSC_EXT_BOOT",
+ [0x1c] = "PSC_EXT_RUNTIME",
+ [0x1d] = "OESP_EXT",
+ [0x1e] = "SB_EXT",
+ [0x1f] = "FSI_SAFETY_0",
+ [0x20] = "FSI_SAFETY_1",
+ [0x21] = "FSI_SAFETY_2",
+ [0x22] = "FSI_SAFETY_3",
+ [0x23] = "FSI_CHSM",
+ [0x24] = "RCE_1",
+ [0x25] = "BPMP_OEM_FW",
+ [0x26 ... 0x3d] = "RSVD",
+ [0x3e] = "CBB_SMN",
+ [0x3f] = "CBB_RSVD"
+};
+
+static const struct tegra234_target_lookup tegra264_top0_cbb_target_map[] = {
+ { "RSVD", 0x000000 },
+ { "CBB_CENTRAL", 0xC020000 },
+ { "AXI2APB_1", 0x80000 },
+ { "AXI2APB_10", 0x81000 },
+ { "AXI2APB_11", 0x82000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "AXI2APB_14", 0x83000 },
+ { "AXI2APB_15", 0x84000 },
+ { "AXI2APB_16", 0x85000 },
+ { "AXI2APB_17", 0x86000 },
+ { "AXI2APB_2", 0x87000 },
+ { "AXI2APB_3", 0x88000 },
+ { "RSVD", 0x00000 },
+ { "AXI2APB_5", 0x8A000 },
+ { "AXI2APB_6", 0x8B000 },
+ { "AXI2APB_7", 0x8C000 },
+ { "AXI2APB_8", 0x8D000 },
+ { "AXI2APB_9", 0x8E000 },
+ { "FSI_SLAVE", 0x64000 },
+ { "DISP_USB_CBB_T", 0x65000 },
+ { "SYSTEM_CBB_T", 0x66000 },
+ { "UPHY0_CBB_T", 0x67000 },
+ { "VISION_CBB_T", 0x68000 },
+ { "CCPLEX_SLAVE", 0x69000 },
+ { "PCIE_C0", 0x6A000 },
+ { "SMN_UCF_RX_0", 0x6B000 },
+ { "SMN_UCF_RX_1", 0x6C000 },
+ { "AXI2APB_4", 0x89000 },
+};
+
+static const struct tegra234_target_lookup tegra264_sys_cbb_target_map[] = {
+ { "RSVD", 0x00000 },
+ { "AXI2APB_1", 0xE1000 },
+ { "RSVD", 0x00000 },
+ { "AON_SLAVE", 0x79000 },
+ { "APE_SLAVE", 0x73000 },
+ { "BPMP_SLAVE", 0x74000 },
+ { "OESP_SLAVE", 0x75000 },
+ { "PSC_SLAVE", 0x76000 },
+ { "SB_SLAVE", 0x7A000 },
+ { "SMN_SYSTEM_RX", 0x7B000 },
+ { "STM", 0x77000 },
+ { "RSVD", 0x00000 },
+ { "AXI2APB_3", 0xE3000 },
+ { "TOP_CBB_T", 0x7C000 },
+ { "AXI2APB_2", 0xE4000 },
+ { "AXI2APB_4", 0xE5000 },
+ { "AXI2APB_5", 0xE6000 },
+};
+
+static const struct tegra234_target_lookup tegra264_uphy0_cbb_target_map[] = {
+ [0 ... 20] = { "RSVD", 0x00000 },
+ { "AXI2APB_1", 0x71000 },
+ { "RSVD", 0x00000 },
+ { "AXI2APB_3", 0x75000 },
+ { "SMN_UPHY0_RX", 0x53000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "PCIE_C4", 0x4B000 },
+ { "AXI2APB_2", 0x74000 },
+ { "AXI2APB_4", 0x76000 },
+ { "AXI2APB_5", 0x77000 },
+ { "RSVD", 0x00000 },
+ { "AXI2APB_7", 0x79000 },
+ { "PCIE_C2", 0x56000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "PCIE_C1", 0x55000 },
+ { "RSVD", 0x00000 },
+ { "AXI2APB_10", 0x72000 },
+ { "AXI2APB_11", 0x7C000 },
+ { "AXI2APB_8", 0x7A000 },
+ { "AXI2APB_9", 0x7B000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "PCIE_C5", 0x4E000 },
+ { "PCIE_C3", 0x58000 },
+ { "RSVD", 0x00000 },
+ { "ISC_SLAVE", 0x54000 },
+ { "TOP_CBB_T", 0x57000 },
+ { "AXI2APB_12", 0x7D000 },
+ { "AXI2APB_13", 0x70000 },
+ { "AXI2APB_6", 0x7E000 },
+};
+
+static const struct tegra234_target_lookup tegra264_vision_cbb_target_map[] = {
+ [0 ... 5] = { "RSVD", 0x0 },
+ { "HOST1X", 0x45000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "AXI2APB_2", 0x71000 },
+ { "RSVD", 0x00000 },
+ { "RSVD", 0x00000 },
+ { "SMN_VISION_RX", 0x47000 },
+ [13 ... 19] = { "RSVD", 0x0 },
+ { "RCE_0_SLAVE", 0x4B000 },
+ { "RCE_1_SLAVE", 0x4C000 },
+ { "AXI2APB_1", 0x72000 },
+ { "AXI2APB_3", 0x73000 },
+ { "TOP_CBB_T", 0x4D000 },
+
+};
+
+static const struct tegra234_fabric_lookup tegra264_cbb_fab_list[] = {
+ [T264_SYSTEM_CBB_FABRIC_ID] = { "system-cbb-fabric", true,
+ tegra264_sys_cbb_target_map,
+ ARRAY_SIZE(tegra264_sys_cbb_target_map) },
+ [T264_TOP_0_CBB_FABRIC_ID] = { "top0-cbb-fabric", true,
+ tegra264_top0_cbb_target_map,
+ ARRAY_SIZE(tegra264_top0_cbb_target_map) },
+ [T264_VISION_CBB_FABRIC_ID] = { "vision-cbb-fabric", true,
+ tegra264_vision_cbb_target_map,
+ ARRAY_SIZE(tegra264_vision_cbb_target_map) },
+ [T264_DISP_USB_CBB_FABRIC_ID] = { "disp-usb-cbb-fabric" },
+ [T264_UPHY0_CBB_FABRIC_ID] = { "uphy0-cbb-fabric", true,
+ tegra264_uphy0_cbb_target_map,
+ ARRAY_SIZE(tegra264_uphy0_cbb_target_map) },
+ [T264_AON_FABRIC_ID] = { "aon-fabric" },
+ [T264_PSC_FABRIC_ID] = { "psc-fabric" },
+ [T264_OESP_FABRIC_ID] = { "oesp-fabric" },
+ [T264_APE_FABRIC_ID] = { "ape-fabirc" },
+ [T264_BPMP_FABRIC_ID] = { "bpmp-fabric" },
+ [T264_RCE_0_FABRIC_ID] = { "rce0-fabric" },
+ [T264_RCE_1_FABRIC_ID] = { "rce1-fabric" },
+ [T264_DCE_FABRIC_ID] = { "dce-fabric" },
+ [T264_FSI_FABRIC_ID] = { "fsi-fabric" },
+ [T264_ISC_FABRIC_ID] = { "isc-fabric" },
+ [T264_SB_FABRIC_ID] = { "sb-fabric" },
+ [T264_ISC_CPU_FABRIC_ID] = { "isc-cpu-fabric" },
+};
+
+static const struct tegra234_cbb_fabric tegra264_top0_cbb_fabric = {
+ .fab_id = T264_TOP_0_CBB_FABRIC_ID,
+ .fab_list = tegra264_cbb_fab_list,
+ .initiator_id = tegra264_initiator_id,
+ .errors = tegra241_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra241_cbb_errors),
+ .err_intr_enbl = 0x7,
+ .err_status_clr = 0x1ff007f,
+ .notifier_offset = 0x90000,
+ .off_mask_erd = 0x4a004,
+ .firewall_base = 0x3c0000,
+ .firewall_ctl = 0x5b0,
+ .firewall_wr_ctl = 0x5a8,
+};
+
+static const struct tegra234_cbb_fabric tegra264_sys_cbb_fabric = {
+ .fab_id = T264_SYSTEM_CBB_FABRIC_ID,
+ .fab_list = tegra264_cbb_fab_list,
+ .initiator_id = tegra264_initiator_id,
+ .errors = tegra241_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra241_cbb_errors),
+ .err_intr_enbl = 0xf,
+ .err_status_clr = 0x1ff007f,
+ .notifier_offset = 0x40000,
+ .firewall_base = 0x29c000,
+ .firewall_ctl = 0x170,
+ .firewall_wr_ctl = 0x168,
+};
+
+static const struct tegra234_cbb_fabric tegra264_uphy0_cbb_fabric = {
+ .fab_id = T264_UPHY0_CBB_FABRIC_ID,
+ .fab_list = tegra264_cbb_fab_list,
+ .initiator_id = tegra264_initiator_id,
+ .errors = tegra241_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra241_cbb_errors),
+ .err_intr_enbl = 0x1,
+ .err_status_clr = 0x1ff007f,
+ .notifier_offset = 0x80000,
+ .firewall_base = 0x360000,
+ .firewall_ctl = 0x590,
+ .firewall_wr_ctl = 0x588,
+};
+
+static const struct tegra234_cbb_fabric tegra264_vision_cbb_fabric = {
+ .fab_id = T264_VISION_CBB_FABRIC_ID,
+ .fab_list = tegra264_cbb_fab_list,
+ .initiator_id = tegra264_initiator_id,
+ .errors = tegra241_cbb_errors,
+ .max_errors = ARRAY_SIZE(tegra241_cbb_errors),
+ .err_intr_enbl = 0x1,
+ .err_status_clr = 0x1ff007f,
+ .notifier_offset = 0x80000,
+ .firewall_base = 0x290000,
+ .firewall_ctl = 0x5d0,
+ .firewall_wr_ctl = 0x5c8,
+};
+
static const struct of_device_id tegra234_cbb_dt_ids[] = {
{ .compatible = "nvidia,tegra234-cbb-fabric", .data = &tegra234_cbb_fabric },
{ .compatible = "nvidia,tegra234-aon-fabric", .data = &tegra234_aon_fabric },
@@ -1150,6 +1425,10 @@ static const struct of_device_id tegra234_cbb_dt_ids[] = {
{ .compatible = "nvidia,tegra234-dce-fabric", .data = &tegra234_dce_fabric },
{ .compatible = "nvidia,tegra234-rce-fabric", .data = &tegra234_rce_fabric },
{ .compatible = "nvidia,tegra234-sce-fabric", .data = &tegra234_sce_fabric },
+ { .compatible = "nvidia,tegra264-sys-cbb-fabric", .data = &tegra264_sys_cbb_fabric },
+ { .compatible = "nvidia,tegra264-top0-cbb-fabric", .data = &tegra264_top0_cbb_fabric },
+ { .compatible = "nvidia,tegra264-uphy0-cbb-fabric", .data = &tegra264_uphy0_cbb_fabric },
+ { .compatible = "nvidia,tegra264-vision-cbb-fabric", .data = &tegra264_vision_cbb_fabric },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, tegra234_cbb_dt_ids);
--
2.25.1
next prev parent reply other threads:[~2025-05-30 13:36 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-30 13:33 [Patch 0/8] Support for Tegra264 and GB10 in CBB driver Sumit Gupta
2025-05-30 13:33 ` [Patch 1/8] soc: tegra: cbb: clear err force register with err status Sumit Gupta
2025-05-30 13:33 ` [Patch 2/8] soc: tegra: cbb: change master-slave to initiator-target Sumit Gupta
2025-05-30 13:33 ` [Patch 3/8] soc: tegra: cbb: make error interrupt enable and status per SoC Sumit Gupta
2025-05-30 13:33 ` [Patch 4/8] soc: tegra: cbb: improve handling for per SoC fabric data Sumit Gupta
2025-05-30 13:33 ` [Patch 5/8] soc: tegra: cbb: support hw lookup to get timed out target address Sumit Gupta
2025-05-30 13:33 ` [Patch 6/8] dt-bindings: arm: tegra: Add NVIDIA Tegra264 CBB 2.0 binding Sumit Gupta
2025-06-03 7:09 ` Krzysztof Kozlowski
2025-05-30 13:33 ` Sumit Gupta [this message]
2025-05-30 13:33 ` [Patch 8/8] soc: tegra: cbb: add support for cbb fabrics in GB10 Sumit Gupta
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