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str	state
Y	Works
N	Not Working
P	Partial
N/A	Unknown, not checked. You can check it and report via issue(s)

SoC

config: arch/arm/configs/lenovo-blade_defconfig

feature	state	driver	info	dev
SoC Base	Y	mediatek,mt6589	Mainline
CPU	P	---
CPU - Core	Y	arm,cortex-a7	Mainline
CPU - SMP	Y	mediatek,mt6589-smp & mediatek,mt6589	Mainline
CPU - frequency	N	mediatek,mt6589	drivers/cpufreq/mediatek-cpufreq.c, drivers/cpufreq/cpufreq-dt-platdev.c
CPU - CPUidle	N	arm,idle-state	Mainline, needs DT
Timer	Y	mediatek,mt6577-timer	Mainline
IRQ	Y	mediatek,mt6589-sysirq, mediatek,mt6577-sysirq	Mainline
GIC	Y	arm,cortex-a7-gic	Mainline
Watchdog	Y	mediatek,mt6589-wdt	Mainline
UART	Y	mediatek,mt6577-uart	Mainline
UART DMA	Y	mediatek,mt6589-uart-dma, mediatek,mt6577-uart-dma	Mainline
Storage	N	mediatek,mt2701-mmc?	The same driver will probably be used for the eMMC and SD card. drivers/mmc/host/mtk-sd.c probably works with mediatek,mt2701-mmc	https://github.com/TeamYogaBlade2/linux/issues/6
USB	N	mediatek,mt2701-musb, mediatek,mtk-musb	Based on MUSB, drivers/usb/musb/mediatek.c	https://github.com/TeamYogaBlade2/linux/issues/5
USB PHY	N	mediatek,mt6589-tphy, mediatek,generic-tphy-v1?
HSDMA	N	mediatek,mt6589-hsdma
GPU	N	mediatek,mt6589-gpu, img,powervr-sgx544	PowerVR SGX5 (Core num: 1, rev: 115)
Pinctrl	Y	mediatek,mt6589-pinctrl		https://github.com/TeamYogaBlade2/linux/issues/4
Pinctrl - EXT	N	mediatek,mt6320-pinctrl (wip)		https://github.com/TeamYogaBlade2/linux/tree/dev/v6.16/mt6320
GPIO	N
I²C	N	mediatek,mt6589-i2c	Mainline support for MT65xx is available (drivers/i2c/busses/i2c-mt65xx.c)	https://github.com/TeamYogaBlade2/linux/issues/11
Audio	N
Video	N		The video accelerator is independent of GPU
Thermal	N
Wi-Fi	N		MT6628
Bluetooth	N
Modem	N		akku can't test it
GPS	N
Camera	N
Suspend	N
Clock	P	fixed-clock	TODO: remove bootargs = "clk_ignore_unused";	https://github.com/TeamYogaBlade2/linux/issues/2
Clock - topckgen	Y	mediatek,mt6589-topckgen
Clock - infracfg	Y	mediatek,mt6589-infracfg
Clock - pericfg	Y	mediatek,mt6589-pericfg
Clock - apmixedsys	Y	mediatek,mt6589-apmixedsys	TODO: support freqhopping
Clock - audsys	Y	mediatek,mt6589-audsys
Clock - dispsys	Y	mediatek,mt6589-dispsys
Clock - imgsys	Y	mediatek,mt6589-imgsys
Clock - mfgsys	Y	mediatek,mt6589-mfgsys
Clock - vdecsys	Y	mediatek,mt6589-vdecsys
Clock - vencsys	Y	mediatek,mt6589-vencsys
Power Domains	N	mediatek,mt6589-scpsys		https://github.com/TeamYogaBlade2/linux/pull/18
SPI	N	mediatek,mt6589-spi	Mainline support for MT65xx is available (drivers/spi/spi-mt65xx.c)	https://github.com/TeamYogaBlade2/linux/issues/8
(DMA)	N		downstream mediatek/platform/mt6589/kernel/core/mt_dma.c mediatek/kernel/drivers/usb20/musbhsdma.c	https://github.com/TeamYogaBlade2/linux/issues/3
Battery	N
Sensors	N		Accelerometer, Thermal etc...
LED	N
Real Time Clock	N
Vibrator	N
IOMMU (M4U)	N	mediatek,mt2701-m4u?	drivers/iommu/mtk_iommu_v1.c
Power Management	N		System Power Manager, mediatek/platform/mt6589/kernel/core/mt_spm.c
PMIC Wrap	N	mediatek,mt6589-pwrap	drivers/soc/mediatek/mtk-pmic-wrap.c MT6320	https://github.com/TeamYogaBlade2/linux/tree/dev/v6.16/mt6320
Display	N	mediatek,mt6589-dsi	drivers/gpu/drm/mediatek/mtk_dsi.c
Vcodec - Encode	N
Vcodec - Decode	N
eFuse	N	mediatek,efuse?	drivers/nvmem/mtk-efuse.c
PWM	N

table items: https://wiki.postmarketos.org/wiki/MediaTek_Helio_P35_(MT6765)#Mainline

all features: https://github.com/TeamYogaBlade2/android_kernel_lenovo_b8000-jellybean_osc/blob/main/mediatek/platform/mt6589/kernel/core/mt_devs.c

mediatek/custom/lenovo89_tb_x8_jb2/kernel/core/src/board-custom.h

https://github.com/TeamYogaBlade2/android_kernel_lenovo_b8000-jellybean_osc/blob/main/mediatek/platform/mt6589/kernel/core/core.c

IO memory starts from 0x10000000. https://github.com/TeamYogaBlade2/linux/issues/2#issuecomment-3264247659

irqs: https://github.com/TeamYogaBlade2/android_kernel_lenovo_b8000-jellybean_osc/blob/main/mediatek/platform/mt6589/kernel/core/include/mach/mt_irq.h

mt6582 clock: https://github.com/cristianc/u-boot-mt65xx/blob/mt6582-1st/drivers/clk/mediatek/clk-mt6582.c

Previous research:

• https://gitlab.com/vinibali/linux/-/issues/1
• https://github.com/arzam16/empty-sixty-five

Board

The kernel that incorporates all the necessary drivers will be larger than the boot/recovery partition (6MiB) and is currently unbootable. Also, LittleKernel probably doesn't support Device Tree. Please wait for the U-Boot port to be completed.

b8000-f

Device Tree : arch/arm/boot/dts/mediatek/mt6589-lenovo-blade-b8000-f.dts

P

feature	state	driver	info	dev
Display	P	simple-framebuffer	Simple-framebuffer works. backlight is broken.	https://github.com/TeamYogaBlade2/android_kernel_lenovo_b8000-jellybean_osc/issues/1
Touchscreen	N	syna,rmi4-i2c	S7300 (Synaptics ClearPad 7300), RMI4 protocol, i2c-0/0-0038
Camera - Lens	N		FM50AF, i2c-1/1-0018
Camera - Calibration	N		CAM_CAL_DRV, i2c-1/1-0036
Camera - EEPROM	N		dummy_eeprom, i2c-1/1-0050 (maybe not needed)
Camera - Hardware	N		kd_camera_hw, i2c-1/1-007f
Camera - Hardware 2	N		kd_camera_hw_bus2, i2c-2/2-007f
Accelerometer	N	bosch,bma255	BMA255, i2c-3/3-0011
Magnetometer	N	bosch,bmm150	bmm050, i2c-3/3-0013
Ambient Light Sensor	N		AL3320B, i2c-3/3-001c
Fuel Gauge	N	ti,bq27541	mainline, i2c-4
Battery Charger	N	ti,bq24196	mainline, i2c-6	https://github.com/torvalds/linux/commit/13961ef828cbc254cc272221b7fc54851caa39a7

b8000-h

N/A

b6000-f, b6000-h

N/A