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path: root/src/soc/mediatek/mt8183/emi.c
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2018-11-08mediatek/mt8183: Add DDR driver of cmd bus training partHuayang Duan
BRANCH=none TEST=Boots correctly on Kukui, and inits DRAM successfully with related patches. Change-Id: Icb281f1b23c637971497eb28ed428235adf42f2d Signed-off-by: Huayang Duan <huayang.duan@mediatek.com> Reviewed-on: https://review.coreboot.org/28839 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Hung-Te Lin <hungte@chromium.org>
2018-11-08mediatek/mt8183: Add DDR driver of pre-calibration partHuayang Duan
BUG=b:80501386 BRANCH=none TEST=Boots correctly on Kukui, and inits DRAM successfully with related patches. Change-Id: If462126df31468ef55ec52e2061b9f98d3015f61 Signed-off-by: Huayang Duan <huayang.duan@mediatek.com> Reviewed-on: https://review.coreboot.org/28838 Reviewed-by: Hung-Te Lin <hungte@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2018-11-05mediatek/mt8183: Add DDR driver of software impedance partHuayang Duan
BUG=b:80501386 BRANCH=none TEST=Boots correctly on Kukui, and inits DRAM successfully with related patches. Change-Id: I42a33ffb66ffa2f938f85484ffc3a0d3788816b3 Signed-off-by: Huayang Duan <huayang.duan@mediatek.com> Reviewed-on: https://review.coreboot.org/28837 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Hung-Te Lin <hungte@chromium.org>
2018-10-26mediatek/mt8183: Correct MPU ctrl register addressHuayang Duan
Remove unused members in emi_mpu_regs and sdram_params. Change mpu_ctrl_d to array so the offset (0x804) for D1 is corrected. BUG=b:80501386 BRANCH=none TEST=Boots correctly on Kukui, and inits DRAM successfully with related patches. Change-Id: I95c002058dc5e1cba868334fecf8f42bd3e497e6 Signed-off-by: Huayang Duan <huayang.duan@mediatek.com> Reviewed-on: https://review.coreboot.org/29251 Reviewed-by: Hung-Te Lin <hungte@chromium.org> Reviewed-by: Julius Werner <jwerner@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2018-10-24mediatek/mt8183: Initialize DRAM with a sequence in constant arrayHuayang Duan
The DRAM init sequence is simply setting some values on register for all DRAM modules, no logic involved; so we can replace it by an array to configure easily. BUG=b:80501386 BRANCH=none TEST=Boots correctly on Kukui, and inits DRAM successfully with related patches. Change-Id: Iacd3ce909ba7a0bdf699c5bfcb2b97f383d7bb6f Signed-off-by: Huayang Duan <huayang.duan@mediatek.com> Reviewed-on: https://review.coreboot.org/28836 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Hung-Te Lin <hungte@chromium.org>
2018-10-18mediatek/mt8183: Add EMI init for DDR driver initHuayang Duan
Add EMI config to initialize memory. BRANCH=none TEST=Boots correctly on Kukui, and inits DRAM successfully with related patches. Signed-off-by: Huayang Duan <huayang.duan@mediatek.com> Change-Id: I945181aa1c901fe78ec1f4478a928c600c1b1dea Reviewed-on: https://review.coreboot.org/28835 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Hung-Te Lin <hungte@chromium.org>
2018-06-11mediatek/mt8183: Add a stub implementation of the MT8183 SOCTristan Shieh
Most things still need to be filled in, but this will allow us to build boards which use this SOC. BUG=b:80501386 BRANCH=none TEST=timer and uart work fine Change-Id: Ie81fa56ffce85188e1f9e979f9b0e64b764c2627 Signed-off-by: Tristan Shieh <tristan.shieh@mediatek.com> Reviewed-on: https://review.coreboot.org/26659 Reviewed-by: Patrick Georgi <pgeorgi@google.com> Reviewed-by: Hung-Te Lin <hungte@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>