This patch will enable vcore dvfsrc.
- VCORE DVFS is the feature to change VCORE/DDR Freq for power saving
- When there are no requests for using Vcore/DRAM, Vcore DVFS will
- lower the voltage and frequency of Vcore/DRAM to achieve power saving.
Signed-off-by: Kunlong Wang <kunlong.wang@mediatek.corp-partner.google.com>
Change-Id: I972eb2da1b8526f4ce2927cd662a6fc3ef2f2401
This region is defined in LPM driver. Prefer managing this region in
LPM driver and remove it from plat_mmap and platform_def.h.
Change-Id: I57bfaad88a28d4f29e2b132ba080bc7d5b8248d8
Signed-off-by: Gavin Liu <gavin.liu@mediatek.com>
Added `-Wl,--whole-archive` option to the LDLIBS in the platfrom.mk to
ensure that the symbols within the library are not stripped during the
linking process.
Change-Id: I35c728d3ccc98489183285a96f703e02dc7505d3
Signed-off-by: Gavin Liu <gavin.liu@mediatek.com>
Add MediaTek SMMU power driver. This driver tracks the reference
counter for power domain access on SMMU hardware, including
Multimedia SMMU and APU SMMU. The PM get/put commands may come from
linux(EL1) and hypervisor(EL2).
Change-Id: I60f83c4e3d87059b0549b2ed8c68367be3bfbbc5
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Booting mt8196 and grepping the logs for "errat" showed:
WARNING: BL31: cortex_a720: CPU workaround for erratum 2792132 was missing!
WARNING: BL31: cortex_a720: CPU workaround for erratum 2844092 was missing!
WARNING: BL31: cortex_a720: CPU workaround for erratum 2926083 was missing!
WARNING: BL31: cortex_a720: CPU workaround for erratum 2940794 was missing!
WARNING: BL31: cortex_x4: CPU workaround for erratum 2726228 was missing!
WARNING: BL31: cortex_x4: CPU workaround for erratum 2740089 was missing!
WARNING: BL31: cortex_x4: CPU workaround for erratum 2763018 was missing!
WARNING: BL31: cortex_x4: CPU workaround for erratum 2816013 was missing!
WARNING: BL31: cortex_x4: CPU workaround for erratum 2897503 was missing!
WARNING: BL31: cortex_x4: CPU workaround for erratum 2923985 was missing!
WARNING: BL31: cortex_x4: CPU workaround for erratum 3076789 was missing!
Set defines so that all the errata are fixed. Now the above shows:
INFO: BL31: cortex_a720: CPU workaround for erratum 2792132 was applied
INFO: BL31: cortex_a720: CPU workaround for erratum 2844092 was applied
INFO: BL31: cortex_a720: CPU workaround for erratum 2926083 was applied
INFO: BL31: cortex_a720: CPU workaround for erratum 2940794 was applied
INFO: BL31: cortex_x4: CPU workaround for erratum 2726228 was applied
INFO: BL31: cortex_x4: CPU workaround for erratum 2740089 was applied
INFO: BL31: cortex_x4: CPU workaround for erratum 2763018 was applied
INFO: BL31: cortex_x4: CPU workaround for erratum 2816013 was applied
INFO: BL31: cortex_x4: CPU workaround for erratum 2897503 was applied
INFO: BL31: cortex_x4: CPU workaround for erratum 2923985 was applied
INFO: BL31: cortex_x4: CPU workaround for erratum 3076789 was applied
Change-Id: I209784c2574b99c3c275ac60adf73896e0cdd078
Signed-off-by: Douglas Anderson <dianders@chromium.org>
1. Turn on APU SMPU protection on MT8196.
2. Remove unused header file.
Change-Id: I58637b8dda4bf68253bc2329580963a8bd9cca8b
Signed-off-by: Karl Li <karl.li@mediatek.com>
Implement stub functions for the MMinfra (Multimedia Infrastructure)
driver to ensure that the build can pass when a prebuilt library is
not available.
Change-Id: Iadac654950c868d3743b13a1d6f7ab5d1015fb86
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
DCM means dynamic clock management, and it can dynamically slow down
or gate clocks during CPU or bus idle.
Add MCUSYS or bus related DCM drivers.
Enable MCUSYS or bus related DCM by default.
Signed-off-by: Guangjie Song <guangjie.song@mediatek.com>
Change-Id: I40fc21f5808962ca46870a2f3b9963dc8088f877
LPM means low power module, it will connect idle and SPM to achieve
lower power consumption in some scenarios, and this patch is LPM
second version
Signed-off-by: Wenzhen Yu <wenzhen.yu@mediatek.corp-partner.google.com>
Change-Id: I6ae5b5b4c2056d08c29efab5116be3a92351d8f1
This patch mainly initializes the SPM and provides common APIs for SPM
to enable the use of its various features.
Signed-off-by: Wenzhen Yu <wenzhen.yu@mediatek.com>
Change-Id: I9facb6bf9962bb2d5fcacd945846bfaeb4c87a55
This patch mainly collects and organizes SPM state information to
facilitate debugging when issues arise.
Signed-off-by: Wenzhen Yu <wenzhen.yu@mediatek.com>
Change-Id: Ie51cffeb1d683d65d88701fc63c426b20b22492f
When the system is in idle or suspend state, SPM will turn off some
unused system resources. This patch enables this feature to achieve
power saving.
Signed-off-by: Wenzhen Yu <wenzhen.yu@mediatek.com>
Change-Id: Ia9764b91073c4765d41fe7fcd8e4a21372c290f1
Add MCDI driver to manage CPU idle states and optimize power consumption.
Signed-off-by: Kai Liang <kai.liang@mediatek.com>
Change-Id: I3a2e163730dd997dd72f2ebc1375dea38d728cb7
Add SPMI and PMIF driver for PMIC communication
Change-Id: Iad1d90381d6dad6b3e92fd9d6a3ce02fa11d15f1
Signed-off-by: Hope Wang <hope.wang@mediatek.corp-partner.google.com>
If MTKLIB_PATH is provided, the build will use the library provided by
MTKLIB_PATH. Otherwise, it will use stub implementation.
Change-Id: I218e724231c8bbc6cc851a240c6bbc4f6f49f154
Signed-off-by: Gavin Liu <gavin.liu@mediatek.corp-partner.google.com>
Implement stub functions for the EMI driver to ensure that the build
can pass when a prebuilt library is not available.
Change-Id: I296945a3df6766a3a133cd385a1e5038ca979403
Signed-off-by: Gavin Liu <gavin.liu@mediatek.corp-partner.google.com>
Add APU SMMU hardware semaphore operations to make APU SMMU
able to sync the power status.
Change-Id: I1926cab990fba54a2ea694ac6d9e87135dfb19cf
Signed-off-by: Karl Li <karl.li@mediatek.com>
APU RCX is a sub-domain in apusys, connecting several APU components.
The APU RCX DevAPC control lives in APU and can only be set after
APU is powered on.
The APUSYS kernel driver will trigger RCX DevAPC init by smc call.
Change-Id: I3a9b014ea1be7ee80fd6861ad088f1dec5410872
Signed-off-by: Karl Li <karl.li@mediatek.com>
Add APU kernel control operations to provide the bootup init functions.
1. Add software workaround for certain operations on mt8196.
2. Add APU logger operations.
3. Add function to clear mbox spare register, which is used in APU
booting process.
4. Add function to setup CE binary to make sure the CE binary version
is align with the APU firmware.
Change-Id: Ic99adba1409c020c72179ea135e0d4291fc3f384
Signed-off-by: Karl Li <karl.li@mediatek.com>
APUMMU is the MMU in APU, which is responsible for inner address
mapping. The APU kernel driver will setup the APUMMU by SMC call.
Change-Id: Iad7532883e42c288aeb0d23ab419f4dc6d8630f2
Signed-off-by: Karl Li <karl.li@mediatek.com>
Enable mt8196 apusys mailbox mpu protection and
move the mt8188 setting to platform folder
Change-Id: I76b68318bb88e56b12cdacd9e2b998699ca6b48e
Signed-off-by: Karl Li <karl.li@mediatek.com>
Remap the request from domain 5, 7, 14 to domain 6 and setup security
sideband
Change-Id: I06d377f4bcc542bf22e0a04ffb45cf52b7528a75
Signed-off-by: Karl Li <karl.li@mediatek.com>
Apusys AO DevAPC is a set of control registers inside APU, controlling
the access permission of APU AO (Always On) domain.
This patch add the mt8196 APU AO DevAPC setting to setup the protection.
Change-Id: I975a92795031cd1813442302890e29b671ef16f1
Signed-off-by: Karl Li <karl.li@mediatek.com>
Add the APU (AI processing unit) power init flow to prepare the hardware
setting before using APU power functions.
Change-Id: I595b1d5100a4f083263de6527f920e5168700b7a
Signed-off-by: Karl Li <karl.li@mediatek.com>
It is excepted that kernel vcp can request the vcp hw do
some security setting via SMC call services.
Signed-off-by: Xiangzhi Tang <xiangzhi.tang@mediatek.corp-partner.google.com>
Change-Id: Ib5c01c1d72b3483262dcd821878e6e53ba9c681c
- MT8196 has 271 GPIO pins. Therefore, update id to a proper datatype.
- Add GPIO support for MT8196.
Signed-off-by: Cathy Xu <ot_cathy.xu@mediatek.com>
Change-Id: I283939684b54f79d1bba02f38e047e756a56f0c9
