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https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1468496/faq-boot-linux-with-256mb-ddr-configurations-on-am62l-evm
工具与软件：
常见问题解答介绍了如何将 DDR 配置为256MB 以在 AM62L EVM 上引导 Linux
需要根据系统要求和设计配置 DDR 大小以引导 Linux 软件。 AM62L EVM 上有2GB LPDDR4。 常见问题解答介绍了如何将 LPDDR4重新配置为256MB、以在 AM62L EVM 上引导 u-boot/Linux、例如 AM62L Linux EA 版本。
-使用生成 u-boot 附带简单的 u-boot 补丁(am62l_evm_256MB_DDR.patch) -以下内容来自所连接的从 AM62L EVM 上的 SD 引导的引导日志(am62l_EA3_boot_256MB.log)
... DRAM: 256 MiB ... DRAM bank = 0x0000000000000000 -> start = 0x0000000080000000 -> size = 0x0000000010000000 - kernel log ... [ 0.159468] Memory: 184960K/262144K available (12288K kernel code, 1226K rwdata, 4308K rodata, 2560K init, 602K bss, 38320K reserved, 32768K cma-reserved) ... root@am62lxx-evm:~# free total used free shared buff/cache available Mem: 226384 106908 17752 9084 118680 119476 Swap: 0 0 0
e2e.ti.com/.../am62l_5F00_evm_5F00_256MB_5F00_DDR.patch
e2e.ti.com/.../am62l_5F00_ea3_5F00_boot_5F00_256MB.log
