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| author | Antonio Nino Diaz <antonio.ninodiaz@arm.com> | 2018-10-10 23:52:39 +0100 |
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| committer | Antonio Nino Diaz <antonio.ninodiaz@arm.com> | 2018-10-26 11:53:53 +0100 |
| commit | 37f647a4be70291928913186679d85fc49e1cbc8 (patch) | |
| tree | c56824003cc4a17c5f1f17f1bb098515dff3b393 /docs | |
| parent | 253d1695a97297920e557f581a325449e74d1595 (diff) | |
| download | platform_external_arm-trusted-firmware-37f647a4be70291928913186679d85fc49e1cbc8.tar.gz platform_external_arm-trusted-firmware-37f647a4be70291928913186679d85fc49e1cbc8.tar.bz2 platform_external_arm-trusted-firmware-37f647a4be70291928913186679d85fc49e1cbc8.zip | |
docs: gxbb: Add documentation
Change-Id: Ie2465c1ccc482bd8eb5e5a71c580543095e4ba94
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/plat/meson-gxbb.rst | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/docs/plat/meson-gxbb.rst b/docs/plat/meson-gxbb.rst new file mode 100644 index 000000000..f909e9933 --- /dev/null +++ b/docs/plat/meson-gxbb.rst @@ -0,0 +1,26 @@ +Trusted Firmware-A for Amlogic Meson S905 (GXBB) +================================================ + +The Amlogic Meson S905 is a SoC with a quad core Arm Cortex-A53 running at +1.5Ghz. It also contains a Cortex-M3 used as SCP. + +This port is a minimal implementation of BL31 capable of booting mainline U-Boot +and Linux: + +- SCPI support. +- Basic PSCI support (CPU_ON, CPU_OFF, SYSTEM_RESET, SYSTEM_OFF). Note that CPU0 + can't be turned off, so there is a workaround to hide this from the caller. +- GICv2 driver set up. +- Basic SIP services (read efuse data, enable/disable JTAG). + +In order to build it: + +:: + + CROSS_COMPILE=aarch64-linux-gnu- make DEBUG=1 PLAT=gxbb bl31 + +This port has been tested in a ODROID-C2. After building it, follow the +instructions in the `U-Boot repository`_, replacing the mentioned **bl31.bin** +by the one built from this port. + +.. _U-Boot repository: https://github.com/u-boot/u-boot/blob/master/board/amlogic/odroid-c2/README |