From: Chris Morgan macromorgan@hotmail.com
Use the ATAG info provided by the Rockchip binary TPL to identify RAM banks.
This is needed because there are specific addresses that should not be written to for all RK3588 based devices with >=16GB of RAM, writing to these addresses immediately results in a crash.
Chris Morgan (2): rockchip: rk3588: Add support for ATAG parsing rockchip: rk3588: Add Support for RAM Defines from ATAGs
arch/arm/include/asm/arch-rockchip/atags.h | 222 +++++++++++++++++++++ arch/arm/mach-rockchip/Makefile | 1 + arch/arm/mach-rockchip/atags.c | 99 +++++++++ arch/arm/mach-rockchip/sdram.c | 58 ++++++ 4 files changed, 380 insertions(+) create mode 100644 arch/arm/include/asm/arch-rockchip/atags.h create mode 100644 arch/arm/mach-rockchip/atags.c