X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=doc%2FREADME.rmobile;h=ea170a25a6913fa1a15da4f19a326f53af404c40;hb=476e991452433b72f280147c93435ccd9423639f;hp=7ec63f13ceae3696014911b6f6069235f66d22f8;hpb=198166877768cf4d0197289a524df8a6ca0e2f19;p=oweals%2Fu-boot.git diff --git a/doc/README.rmobile b/doc/README.rmobile index 7ec63f13ce..ea170a25a6 100644 --- a/doc/README.rmobile +++ b/doc/README.rmobile @@ -2,36 +2,65 @@ Summary ======= This README is about U-Boot support for Renesas's ARM Cortex-A9 based RMOBILE[1] -family of SoCs. Renesas's RMOBILE SoC family contains an ARM Cortex-A9. +and Cortex-A9/A53/A57 based R-Car[2] family of SoCs. Renesas's RMOBILE/R-Car SoC +family contains an ARM Cortex-A9/A53/A57. Currently the following boards are supported: -* KMC KZM-A9-GT [2] - -* Atmark-Techno Armadillo-800-EVA [3] +| SoC | Board | defconfig +|===============+========================================+=================== +| R8A73A0 | KMC KZM-A9-GT [3] | kzm9g_config +| R8A7734 | Atmark-Techno Armadillo-800-EVA [4] | armadillo-800eva_config +|===============+========================================+=================== +| R8A7790 H2 | Renesas Electronics Lager | lager_defconfig +| | Renesas Electronics Stout | stout_defconfig +|---------------+----------------------------------------+------------------- +| R8A7791 M2-W | Renesas Electronics Koelsch | koelsch_defconfig +| | Renesas Electronics Porter | porter_defconfig +|---------------+----------------------------------------+------------------- +| R8A7792 V2H | Renesas Electronics Blanche | blanche_defconfig +|---------------+----------------------------------------+------------------- +| R8A7793 M2-N | Renesas Electronics Gose | gose_defconfig +|---------------+----------------------------------------+------------------- +| R8A7794 E2 | Renesas Electronics Alt | alt_defconfig +| | Renesas Electronics Silk | silk_defconfig +|===============+========================================+=================== +| R8A7795 H3 | Renesas Electronics Salvator-XS ES2.0+ | r8a7795_salvator-x_defconfig +| R8A7795 H3 | Renesas Electronics ULCB ES2.0+ | r8a7795_ulcb +|---------------+----------------------------------------+------------------- +| R8A7796 M3-W | Renesas Electronics Salvator-X | r8a7796_salvator-x_defconfig +| R8A7796 M3-W | Renesas Electronics ULCB | r8a7796_ulcb +|---------------+----------------------------------------+------------------- +| R8A77965 M3-N | Renesas Electronics Salvator-XS | r8a77965_salvator-x_defconfig +| R8A77965 M3-N | Renesas Electronics ULCB | r8a77965_ulcb +|---------------+----------------------------------------+------------------- +| R8A77970 V3M | Renesas Electronics Eagle | r8a77970_eagle_defconfig +|---------------+----------------------------------------+------------------- +| R8A77995 D3 | Renesas Electronics Draak | r8a77995_draak_defconfig +'===============+========================================+=================== Toolchain ========= -ARM Cortex-A9 support ARM v7 instruction set (-march=armv7a). -But currently we compile with -march=armv5 to allow more compilers to work. -(For U-Boot code this has no performance impact.) -Because there was no compiler which is supporting armv7a not much before. -Currently, ELDK[4], Linaro[5], CodeSourcey[6] and Emdebian[7] supports -march=armv7a -and you can get. +Either ARMv7 toolchain for 32bit Cortex-A9 systems or ARMv8 (aarch64) +toolchain for 64bit Cortex-A53/A57 systems. Currently we compile the +32bit systems with -march=armv5 to allow more compilers to work. (For +U-Boot code this has no performance impact.) + +Currently, ELDK[5], Linaro[6], CodeSourcery[7] and Emdebian[8] supports +ARMv7. Modern distributions also contain ARMv7 and ARMv8 crosstoolchains +in their package feeds. Build ===== -* KZM-A9-GT - -make kzm9g_config -make +Locate defconfig in the table above. Then apply standard build procedure: -* Armadillo-800-EVA + make _defconfig + make -make armadillo-800eva_config -make + Note: Armadillo-800-EVA's U-Boot supports booting from SDcard only. + Please see "B.2 Appendix B Boot Specifications" in hardware manual. Links ===== @@ -40,26 +69,30 @@ Links http://am.renesas.com/products/soc/assp/mobile/r_mobile/index.jsp -[2] KZM-A9-GT +[2] Renesas R-Car: + +http://am.renesas.com/products/soc/assp/automotive/index.jsp + +[3] KZM-A9-GT http://www.kmckk.co.jp/kzma9-gt/index.html -[3] Armadillo-800-EVA +[4] Armadillo-800-EVA http://armadillo.atmark-techno.com/armadillo-800-EVA -[4] ELDK +[5] ELDK http://www.denx.de/wiki/view/ELDK-5/WebHome#Section_1.6. -[5] Linaro +[6] Linaro http://www.linaro.org/downloads/ -[6] CodeSourcey +[7] CodeSourcey http://www.mentor.com/embedded-software/codesourcery -[7] Emdebian +[8] Emdebian http://www.emdebian.org/crosstools.html