Add support to load the OP-TEE Trusted OS by the SPL.
Signed-off-by: Michael Walle michael@walle.cc --- .../dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi | 36 +++++++++++++++++++ board/kontron/sl28/Kconfig | 23 ++++++++++++ board/kontron/sl28/sl28.c | 7 ++++ 3 files changed, 66 insertions(+)
diff --git a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi index 4b97e9d388..b89ae15c74 100644 --- a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi +++ b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi @@ -141,6 +141,42 @@ }; #endif
+#ifdef CONFIG_SL28_SPL_LOADS_OPTEE_BL32 +&binman { + fit { + images { + bl32 { + description = "OP-TEE Trusted OS (bl32)"; + type = "firmware"; + arch = "arm"; + os = "tee"; + compression = "none"; + load = <CONFIG_SL28_BL32_ENTRY_ADDR>; + entry = <CONFIG_SL28_BL32_ENTRY_ADDR>; + + blob-ext { + filename = "tee.bin"; + }; + }; + }; + + configurations { + conf-1 { + loadables = "uboot", "bl31", "bl32"; + }; + + conf-2 { + loadables = "uboot", "bl31", "bl32"; + }; + + conf-3 { + loadables = "uboot", "bl31", "bl32"; + }; + }; + }; +}; +#endif + &i2c0 { rtc: rtc@32 { }; diff --git a/board/kontron/sl28/Kconfig b/board/kontron/sl28/Kconfig index aba49fc115..4078ef186b 100644 --- a/board/kontron/sl28/Kconfig +++ b/board/kontron/sl28/Kconfig @@ -25,4 +25,27 @@ config SL28_SPL_LOADS_ATF_BL31 Enable this to load a BL31 image by the SPL. You have to provde a bl31.bin in u-boot's root directory.
+if SL28_SPL_LOADS_ATF_BL31 + +config SL28_BL31_ENTRY_ADDR + hex "Entry point of the BL31 image" + default 0xfbe00000 + +endif + +config SL28_SPL_LOADS_OPTEE_BL32 + bool "SPL loads OP-TEE Trusted OS as BL32" + depends on SL28_SPL_LOADS_ATF_BL31 + help + Enable this to load a BL32 image by the SPL. You have to + provde a tee.bin in u-boot's root directory. + +if SL28_SPL_LOADS_OPTEE_BL32 + +config SL28_BL32_ENTRY_ADDR + hex "Entry point of the BL32 image" + default 0xfc000000 + +endif + endif diff --git a/board/kontron/sl28/sl28.c b/board/kontron/sl28/sl28.c index b18127c4d1..34f17b486b 100644 --- a/board/kontron/sl28/sl28.c +++ b/board/kontron/sl28/sl28.c @@ -50,6 +50,7 @@ int ft_board_setup(void *blob, struct bd_info *bd) u64 base[CONFIG_NR_DRAM_BANKS]; u64 size[CONFIG_NR_DRAM_BANKS]; int nbanks = CONFIG_NR_DRAM_BANKS; + int node; int i;
ft_cpu_setup(blob, bd); @@ -64,5 +65,11 @@ int ft_board_setup(void *blob, struct bd_info *bd)
fdt_fixup_icid(blob);
+ if (CONFIG_IS_ENABLED(SL28_SPL_LOADS_OPTEE_BL32)) { + node = fdt_node_offset_by_compatible(blob, -1, "linaro,optee-tz"); + if (node) + fdt_set_node_status(blob, node, FDT_STATUS_OKAY, 0); + } + return 0; }