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authorXi Chen <xixi.chen@mediatek.corp-partner.google.com>2022-08-18 11:27:18 +0800
committerMartin Roth <martin.roth@amd.corp-partner.google.com>2022-08-31 16:44:46 +0000
commitaf4bad167d4ab07ba2d44666c878a0871d7f91cd (patch)
treeca8071405b2eefeb199add572cb7f24231a92763 /src/mainboard/pine64/Kconfig.name
parentdf0396149aba5171d64b9fbab0856dc9f07b1c15 (diff)
soc/mediatek/mt8188: Initialize DPM in ramstage
Add initialization of DPM drvier for DRAM low power mode. DPM is an essential component on MediaTek SoC, so we initialize DPM in soc_init(). This DPM flow adds 22ms to the boot time. coreboot logs: CBFS: Found 'dpm.dm' @0x156c0 size 0xfc in mcache @0xfffdd110 mtk_init_mcu: Loaded (and reset) dpm.dm in 6 msecs (422 bytes) CBFS: Found 'dpm.pm' @0x15800 size 0x3c59 in mcache @0xfffdd140 mtk_init_mcu: Loaded (and reset) dpm.pm in 16 msecs (18910 bytes) TEST=build pass BUG=b:236331724 Signed-off-by: Xi Chen <xixi.chen@mediatek.corp-partner.google.com> Change-Id: I46baa7b49e90d53dd4d1d95af9c46622faf30419 Reviewed-on: https://review.coreboot.org/c/coreboot/+/66969 Reviewed-by: Yidi Lin <yidilin@google.com> Reviewed-by: Yu-Ping Wu <yupingso@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/pine64/Kconfig.name')
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