[PATCH v4 07/11] arm: dts: k3-am62lx: Add binman support

From: Vignesh Raghavendra <[email protected]>

Add the initial configuration to build the boot binaries for the AM62L
family of devices

Tested-by: Anshul Dalal <[email protected]>
Reviewed-by: Anshul Dalal <[email protected]>
Signed-off-by: Vignesh Raghavendra <[email protected]>
Signed-off-by: Bryan Brattlof <[email protected]>
---
Changes in v2:
- Removed bootph from scmi{} node
- Removed signatures from u-boot fit image
- Link to v1: https://lore.kernel.org/r/[email protected]
---
 arch/arm/dts/k3-am62l3-evm-binman.dtsi | 218 +++++++++++++++++++++++++++++++++
 arch/arm/dts/k3-am62l3-evm-u-boot.dtsi |  12 ++
 arch/arm/mach-k3/Kconfig               |  21 ++++
 3 files changed, 251 insertions(+)

diff --git a/arch/arm/dts/k3-am62l3-evm-binman.dtsi b/arch/arm/dts/k3-am62l3-evm-binman.dtsi
new file mode 100644
index 000000000000..3f7e2097e521
--- /dev/null
+++ b/arch/arm/dts/k3-am62l3-evm-binman.dtsi
@@ -0,0 +1,218 @@
+// SPDX-License-Identifier: GPL-2.0-only or MIT
+/*
+ * Copyright (C) 2026 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+/ {
+	binman: binman {
+		multiple-images;
+	};
+};
+
+&binman {
+	custMpk {
+		filename = "custMpk.pem";
+
+		custmpk_pem: blob-ext {
+			filename = "arch/arm/mach-k3/keys/custMpk.pem";
+		};
+	};
+
+	custMpk-crt {
+		filename = "custMpk.crt";
+
+		custmpk_crt: blob-ext {
+			filename = "arch/arm/mach-k3/keys/custMpk.crt";
+		};
+	};
+
+	custMpk-key {
+		filename = "custMpk.key";
+
+		custmpk_key: blob-ext {
+			filename = "arch/arm/mach-k3/keys/custMpk.key";
+		};
+	};
+
+	board-cfg {
+		filename = "board-cfg.bin";
+
+		bcfg_yaml: ti-board-config {
+			config = "board-cfg.yaml";
+			schema = "arch/arm/mach-k3/am62lx/schema.yaml";
+		};
+	};
+
+	sec-cfg {
+		filename = "sec-cfg.bin";
+
+		sec_yaml: ti-board-config {
+			config = "sec-cfg.yaml";
+			schema = "arch/arm/mach-k3/am62lx/schema.yaml";
+		};
+	};
+
+	combined-tifs-cfg {
+		filename = "combined-tifs-cfg.bin";
+
+		ti-board-config {
+			bcfg_yaml_tifs: board-cfg {
+				config = "board-cfg.yaml";
+				schema = "arch/arm/mach-k3/am62lx/schema.yaml";
+			};
+
+			sec_yaml_tifs: sec-cfg {
+				config = "sec-cfg.yaml";
+				schema = "arch/arm/mach-k3/am62lx/schema.yaml";
+			};
+		};
+	};
+
+	tiboot3.bin {
+		filename = "tiboot3.bin";
+
+		ti-secure-rom {
+			content = <&bl1>, <&tifs_enc>, <&tifs_data>, <&tifs_cert>;
+			combined;
+			sysfw-inner-cert;
+			keyfile = "custMpk.pem";
+			sw-rev = <1>;
+			content-sbl = <&bl1>;
+			content-sysfw = <&tifs_enc>;
+			content-sysfw-data = <&tifs_data>;
+			content-sysfw-inner-cert = <&tifs_cert>;
+			load = <0x70800000>;
+			load-sysfw = <CONFIG_K3_TIFS_LOAD_ADDR>;
+			load-sysfw-data = <CONFIG_K3_TIFS_DATA_LOAD_ADDR>;
+			core-opts = <160>;
+		};
+
+		bl1: atf-bl1 {
+		};
+
+		tifs_enc: tifs-enc.bin {
+			filename = "ti-sysfw/ti-fs-firmware-am62lx-hs-enc.bin";
+			type = "blob-ext";
+		};
+
+		tifs_data: sysfw-data.bin {
+			filename = "combined-tifs-cfg.bin";
+			type = "blob-ext";
+		};
+
+		tifs_cert: tifs-cert.bin {
+			filename = "ti-sysfw/ti-fs-firmware-am62lx-hs-cert.bin";
+			type = "blob-ext";
+		};
+	};
+
+	tispl.bin {
+		filename = "tispl.bin";
+
+		ti-secure-rom {
+			content = <&atf>, <&tifs_enc2>, <&tifs_data2>,
+				  <&tifs_cert2>, <&tee>, <&spl>;
+			combined;
+			sysfw-inner-cert;
+			dm-data;
+			keyfile = "custMpk.pem";
+			sw-rev = <1>;
+			content-sbl = <&atf>;
+			content-tee = <&tee>;
+			content-sysfw = <&tifs_enc2>;
+			content-sysfw-data = <&tifs_data2>;
+			content-sysfw-inner-cert = <&tifs_cert2>;
+			content-dm-data = <&spl>;
+			load = <CONFIG_K3_ATF_LOAD_ADDR>;
+			load-sysfw = <CONFIG_K3_TIFS_LOAD_ADDR>;
+			load-sysfw-data = <CONFIG_K3_TIFS_DATA_LOAD_ADDR>;
+			load-dm-data = <CONFIG_SPL_TEXT_BASE>;
+			load-tee = <CONFIG_K3_OPTEE_LOAD_ADDR>;
+		};
+
+		atf: atf-bl31 {
+		};
+
+		tifs_enc2: tifs-enc2.bin {
+			filename = "ti-sysfw/ti-fs-firmware-am62lx-hs-enc.bin";
+			type = "blob-ext";
+		};
+
+		tifs_data2: sysfw-data2.bin {
+			filename = "combined-tifs-cfg.bin";
+			type = "blob-ext";
+		};
+
+		tifs_cert2: tifs-cert2.bin {
+			filename = "ti-sysfw/ti-fs-firmware-am62lx-hs-cert.bin";
+			type = "blob-ext";
+		};
+
+		tee: tee-os {
+		};
+
+		spl: section {
+			u-boot-spl-nodtb {
+			};
+
+			u-boot-spl-pubkey-dtb {
+				algo = "sha512,rsa4096";
+				required = "conf";
+				key-name-hint = "custMpk";
+			};
+		};
+	};
+
+	u-boot.img {
+		filename = "u-boot.img";
+		pad-byte = <0xff>;
+
+		fit {
+			description = "U-Boot fitImage for AM62Lx SK";
+
+			images {
+				uboot {
+					description = "U-Boot for AM62Lx SK";
+					type = "firmware";
+					os = "u-boot";
+					arch = "arm";
+					compression = "none";
+					load = <CONFIG_TEXT_BASE>;
+
+					blob {
+						filename = "u-boot-nodtb.bin";
+					};
+
+					hash {
+						algo = "sha512";
+					};
+				};
+
+				fdt-0 {
+					description = "k3-am62lx-evm";
+					type = "flat_dt";
+					arch = "arm";
+					compression = "none";
+
+					u-boot-dtb {
+					};
+
+					hash {
+						algo = "sha512";
+					};
+				};
+			};
+
+			configurations {
+				default = "conf-0";
+
+				conf-0 {
+					description = "k3-am62lx-evm";
+					firmware = "uboot";
+					loadables = "uboot";
+					fdt = "fdt-0";
+				};
+			};
+		};
+	};
+};
diff --git a/arch/arm/dts/k3-am62l3-evm-u-boot.dtsi b/arch/arm/dts/k3-am62l3-evm-u-boot.dtsi
new file mode 100644
index 000000000000..d48b478b89c4
--- /dev/null
+++ b/arch/arm/dts/k3-am62l3-evm-u-boot.dtsi
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2026 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+#include "k3-am62l3-evm-binman.dtsi"
+
+/ {
+	aliases {
+		mmc1 = &sdhci1;
+	};
+};
diff --git a/arch/arm/mach-k3/Kconfig b/arch/arm/mach-k3/Kconfig
index 8249fc97bc93..02f82364777d 100644
--- a/arch/arm/mach-k3/Kconfig
+++ b/arch/arm/mach-k3/Kconfig
@@ -129,6 +129,26 @@ config K3_EARLY_CONS_IDX
 	  Use this option to set the index of the serial device to be used
 	  for the early console during SPL execution.
 
+config K3_TIFS_LOAD_ADDR
+	hex "Load address of TI's Foundational Security (TIFS) firmware"
+	default 0x40000
+	help
+	  The load address for TI's Foundation Security firmware. This value is
+	  used to build the x509 certificate to tell boot ROM where to place the
+	  TIFS firmware in memory.
+
+	  Unless you know what you're doing. Do not change this value.
+
+config K3_TIFS_DATA_LOAD_ADDR
+	hex "Load address of TIFS configuration data"
+	default 0x6c000
+	help
+	  The load address for TI's Foundation Security configuration data. This
+	  value is used to build the x509 certificate to tell ROM where to place
+	  the TIFS firmware.
+
+	  Unless you know what you're doing. Do not change this value.
+
 config K3_ATF_LOAD_ADDR
 	hex "Load address of ATF image"
 	default 0x80000000 if (SOC_K3_AM625 || SOC_K3_AM62A7 || SOC_K3_AM62P5 || SOC_K3_J722S || SOC_K3_AM62L3)
@@ -149,6 +169,7 @@ config K3_ATF_RESERVED_SIZE
 
 config K3_OPTEE_LOAD_ADDR
 	hex "Load address of OPTEE image"
+	default 0x80200000 if SOC_K3_AM62L3
 	default 0x9e800000
 	help
 	  The load address for the OPTEE image. This value defaults to 0x9e800000

-- 
2.54.0