Redmi Note 4 [SD625]: Is it possible to enable Quick Charge? - Xiaomi Redmi Note 4 Questions & Answers

Redmi Note 4 comes with Snapdragon 625 which supports Qualcomm® Quick Charge™ 3.0 technology but apparently, the feature isn't available on the Redmi by default. Is it possible to enable it?
Thank you

salmanarshad321 said:
Redmi Note 4 comes with Snapdragon 625 which supports Qualcomm® Quick Charge™ 3.0 technology but apparently, the feature isn't available on the Redmi by default. Is it possible to enable it?
Thank you
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No, not unless they release the kernel source and drivers.

salmanarshad321 said:
Redmi Note 4 comes with Snapdragon 625 which supports Qualcomm® Quick Charge™ 3.0 technology but apparently, the feature isn't available on the Redmi by default. Is it possible to enable it?
Thank you
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Nope! We have to wait for the Kernel Sources to release. Then you can expect some custom kernels with fast charging!

Kernel sources​ are out now. When will we get qc or a custom kernel. Are there any custom kernels on construction

Is there any proccess on QC enabling? Maybe someone needs any help in it?

According to devs, enabling quick charge will damage your phone.

don't, our battery and motherboard doesn't support quick charging

Related

Redmi Note 3 FAQ

Can someone please confirm, if there is a way to enable fast charging on redmi note 3 snapdragon 650 editon, the faq link below tells that its disabled but I think 650 support fast charging ?
http://gadgetstouse.com/faq/redmi-note-3-india-faq-pros-cons-user-queries-and-answers/44745
Wrong forum..
Speaking of enabling SoC features, I don't think it's possible to do it.

[Snapdragon] Quick Charge 2.0 hardware is built-in but not enabled

LINK : qualcomm.com/documents/quick-charge-device-list
According to this PDF from Qualcomm that lists QC3 and QC2 devices, the Xiaomi Redmi Note 3 "contains the hardware necessary to achieve Quick Charge 2.0" (page 4, bottom right).
Apparently Xiaomi has not enabled the feature. But it can probably be enabled by modifying the kernel.
Can the developers confirm that this can be done?
mottokeki said:
LINK : qualcomm.com/documents/quick-charge-device-list
According to this PDF from Qualcomm that lists QC3 and QC2 devices, the Xiaomi Redmi Note 3 "contains the hardware necessary to achieve Quick Charge 2.0" (page 4, bottom right).
Apparently Xiaomi has not enabled the feature. But it can probably be enabled by modifying the kernel.
Can the developers confirm that this can be done?
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Actually RN3P Kenzo suport even QC3.0,but this feature is not enabled by default by manufacturer.Take a look here: qualcomm.com/products/snapdragon/processors/650
Here are detailed processor specs;this is a very powerfull and versatile procesoor&chipset.650Snapdrgon can support even NFC but this device does not have such feature enabled.
Snapdragon 650 Processor Specs
Compare all processors
CPU
Up to 1.8 GHz hexa-core
(2x ARM® Cortex™ A72, 4x ARM Cortex A53)
GPU
Qualcomm® Adreno™ 510 GPU
DSP
Qualcomm® Hexagon™ DSP
Camera
Up to 21 MP camera
Dual Image Sensor Processor (ISP)
Zero Shutter Lag
Video
Up to 4K Ultra HD capture and playback
[email protected] capture
H.264 (AVC)
H.265 (HEVC)
Display
Up to Quad HD (2560x1600) on device
1080p external display support
Audio
Qualcomm® Immersive Audio
Qualcomm® Snapdragon™ Voice Activation
LTE Connectivity
X8 LTE
LTE Category 7
Up to 300 Mbps DL
Up to 100 Mbps UL
Downlink Features:
2x20 MHz carrier aggregation
64-QAM
Uplink Features:
2x20 MHz carrier aggregation
16-QAM
Global Mode
LTE FDD and TDD
WCDMA (DB-DC-HSDPA, DC-HSUPA)
TD-SCDMA
EV-DO and CDMA 1x
GSM/EDGE
Additional features include:
LTE Broadcast
LTE Dual SIM
HD Voice over 3G and VoLTE
Wi-Fi calling with LTE call continuity
Wi-Fi
Qualcomm® VIVE™ 1-stream 802.11n/ac with MU-MIMO
Location
Qualcomm® IZat™ Gen8C
Charging
Qualcomm® Quick Charge™ 2.0
Qualcomm® Quick Charge™ 3.0
Security
Qualcomm Haven™ security suite:
Snapdragon StudioAccess™ Content Protection
Qualcomm® SafeSwitch™ Technology
Qualcomm® SecureMSM™ hardware and software foundation
Memory
LPDDR3 933MHz dual-channel
Process Technology
28nm HPm
RF
Qualcomm® RF360™ front end solution
USB
USB 2.0
Bluetooth
Bluetooth Smart 4.1
NFC
Supported
Part Number
8956
@Luiggi79 Agreed. But the RN3 does not have the required antennae for NFC, even though the SD650 supports it.
However, it does have compatibility for QuickCharge 2.0 and I believe it could be enable in the kernel. (I don't know about QC3.0 since the document does not say so).
This is similar to the LG G2 which had official support for QC1.0, but could successfully achieve QC2.0 using custom kernel.
what are the chances of getting this working?
And why did xiaomi not include something which the chipset supports?
Both those features would have made this a killer handset, are they that much more expensive to implement?
gotbass said:
what are the chances of getting this working?
And why did xiaomi not include something which the chipset supports?
Both those features would have made this a killer handset, are they that much more expensive to implement?
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If it has the hardware capability then it should definitely work. But the battery should be able to handle it too.
Xiaomi probably didn't enable it because they did not have licencing for this handset. It would add to the cost I guess.
Sent from my Redmi Note 3 using XDA-Developers mobile app
hulgo said:
If it has the hardware capability then it should definitely work. But the battery should be able to handle it too.
Xiaomi probably didn't enable it because they did not have licencing for this handset. It would add to the cost I guess.
Sent from my Redmi Note 3 using XDA-Developers mobile app
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do you think through development we could unlock these features?
battery might not be to handle it? it gets pretty hot already when charging
meangreenie said:
battery might not be to handle it? it gets pretty hot already when charging
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What charger are you using ? I haven't used official charger I am using my Samsung charger which is just a standard 2.0A charger from my Note 3 or something. Phone doesn't warm up even a little bit. In fact I haven't felt this phone warm up ever, even after 30 mins of GPS use or charging. Unusual !
Some developers have already been testing quick charge and apparently it is working. Of course, no one knows what effects it could have mid and long term. I believe it was in on of the cyanogenmod rom threads.
>1080p external display support
Since the RN3 does not support an external display officially but the 650 does, I was wondering if this could be enabled by software like quick charge or does it need some special hardware connection like nfc? Anyone knows? Would love to be able to connect the RN3 to an external display.
syl0n said:
What charger are you using ? I haven't used official charger I am using my Samsung charger which is just a standard 2.0A charger from my Note 3 or something. Phone doesn't warm up even a little bit. In fact I haven't felt this phone warm up ever, even after 30 mins of GPS use or charging. Unusual !
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Can confirm that it does not get hot at all while charging, using the original 2A charger that came with the device.
I use a simple trick to counter the charging heat, remove back cover if u use any, put ur mobile on slightly damp cloth while charging. That's it.
Fast charging works on my device 1 hr to full charge
hmmm
Then ,sir, tell us how u do that ??
AFAIK, to have full support for Quick Charge 2.0/3.0 on any Snapdragon device, in this case for Redmi Note 3
- The Hardware (SoC) should be compatible for QC. (Present)
- The OEM should pay the licensing fee for QC to Qualcomm. Around 5$ per device for QC 2.0 (Absent)
- The Kernel should have QC enabled. (Absent)
- The Power Management Integrated Circuit (PMIC) should be capable of handling QC. (Not sure)
- The Battery should be capable of rapid charging via QC. (Not Sure)
sushil888 said:
Then ,sir, tell us how u do that ??
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I made my own custom kernel.. Think that's the reason why xiaomi allows unlocking the device.. So the we can enable this feature and they can save a few bux .. Also fixed the network issue
filthyrich77 said:
I made my own custom kernel.. Think that's the reason why xiaomi allows unlocking the device.. So the we can enable this feature and they can save a few bux .. Also fixed the network issue
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Could you share with us that? Is there a link to the cyanogenmod discussing qc2/3 with this phone?
filthyrich77 said:
I made my own custom kernel.. Think that's the reason why xiaomi allows unlocking the device.. So the we can enable this feature and they can save a few bux .. Also fixed the network issue
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Do you know if external display support, be it MHL or SlimPort, could be enabled the same way or needs extra hardware so it is not possible?
its fake claim of custom kernel creator here...............1 hr for 4050 mah is impossible, as per the Qualcomm list of supported device RN3 supports QC 2.0, May be users and forums plague with heating issue on its launch,so they blocked at kernel level and also to save costs on Qc2.0 Supported charger, please stop bluffing as jackXXx,. even if he is skilled to code, 1hr is impossible. mi5 takes 1 hour + with 3000mah battery. qc1.0 qc2.0 qc3.0 times will be 2h 50mts, 2 hrs 10mts, 1hr 35mts. thnks to thread creator for finding it listed in qualcomm page.
Surprised to read this, can u share that kernel?
http://forum.xda-developers.com/xperia-z2/development/sony-secret-revealed-qc-2-0-t3163490
I saw that a while ago so thought it might be possible.
Athiril said:
http://forum.xda-developers.com/xperia-z2/development/sony-secret-revealed-qc-2-0-t3163490
I saw that a while ago so thought it might be possible.
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Interesting info

Quick Charge 3.0

Hi Geeks hope you all are fine,
I have a Samsung device based on snapdragon 430 chipset,
Named SG on5 2016.
This is also called J5 prime look Gsmarena for confirmation.
Now let's go to the question.
My question is that how do i enable Quick Charge 3.0 on this device?
As it is based on 430 snapdragon chipset which supports QC3.0
remember this device does not have any custom rom or kernel.
Thanks in advance buddies.
not interesting post?

Need TWRP and Custom ROM support for Redmi Note 4x Nikel (MTK)

Devs we need support for Redmi Note 4x Nikel. It has an extremely powerful processor and GPU but this device is not getting support from anywhere. Kindly consider this device. It is upgraded version of Redmi note 4 Nikel. MIUI provided the same ROM for the old (Redmi note 4 Nikel) and the new version (Redmi note 4x Nikel) of this device in 2017. However old TWRP and ROMs do not work in Redmi note 4x.
Xiaomi Redmi Note 4X Smartphone Specs​Model - Xiaomi Redmi Note 4X ( MBT6A5 )
- 5.5 inch screen, 1920 x 1080 pixel display
- Helio X20 Deca Core
- 13MP back camera + 5MP front camera
- 4GB RAM + 64GB ROM
Band 2G: GSM B2/B3/B5/B8
3G: WCDMA B1/B2/B5/B8; TD-SCDMA: B34/B39; CDMA2000/1X BC0
4G: FDD-LTE B1/B3/B5/B7; TD-LTE B38/B39/B40/B41
Sim Card Dual SIM Card Dual Standby
Service Provide Unlocked
Color Mix Color
OS MIUI 8
CPU Helio X20 Deca Core 2.1GHz
GPU Mali T880 MP4 700MHz
ROM 64GB
RAM 4GB
Display Size 5.5 inch
Type IPS
Resolution 1920 x 1080 pixels, 403PPI, 450nit
Card Extend Support TF card up to 128GB extended
Camera Dual Cameras, 5.0MP BSI front camera; 13.0MP BSI back camera with flashlight and auto focus
Xiaomi Redmi Note 4X Mobile Phone Basic Function
Ringtones Type Polyphonic/MP3
Audio File Format mp3, aac, aac+, eaac+, amr, wb-amr, midi, ogg
Video File Format 1080p (1920x1080), mpeg4, h.263, h.264
Image File Format JPEG/BMP/GIF/PNG
Flash Support
Earphone Port 3.5mm
GPS Yes, built in, also support A-GPS and Glonass, Beidou positioning
WIFI Yes, 802.11 a/b/g/n/ac, dual band, 2.4GHz/5GHz
Bluetooth 4.2, support Bluetooth HID
OTG Support
Sensors Fingerprint recognition, Infrared remote control, Gravity sensor, Gyroscope, Light sensor, Proximity sensor, Hall Sensor
Multi-Touch Support
Battery Built-in 4100mAh Battery
Regards
Alamjit Singh
Nobody will develop for this device because Mediatek is not releasing sources, so it's nearly impossible to fix bugs or build a custom kernel.. basically it's a waste of time.
If you want long support and custom ROM's you have to buy Snapdragon 625 variant. (Mido)
Go beg Mediatek to release sources and you will have proper support and ROM's.
k3lcior said:
Nobody will develop for this device because Mediatek is not releasing sources, so it's nearly impossible to fix bugs or build a custom kernel.. basically it's a waste of time.
If you want long support and custom ROM's you have to buy Snapdragon 625 variant. (Mido)
Go beg Mediatek to release sources and you will have proper support and ROM's.
Click to expand...
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Redmi Note 4 MTK has many custom roms and Last ROM for redmi note 4x nikel and Redmi Note 4 nikel is same. Means this case is became same like ROM for Mi3 and Mi4 is same (one) but their TWRP are different. Official MIUI ROM automatically install appropriate recovery and firmware patch for both devices. There is minor difference between both devices.
alamjit_singh said:
Redmi Note 4 MTK has many custom roms and Last ROM for redmi note 4x nikel and Redmi Note 4 nikel is same. Means this case is became same like ROM for Mi3 and Mi4 is same (one) but their TWRP are different. Official MIUI ROM automatically install appropriate recovery and firmware patch for both devices. There is minor difference between both devices.
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Does this mean that custom ROMs that's compatible with the note 4 can be installed on the note 4 mtk version ?
Ca327 said:
Does this mean that custom ROMs that's compatible with the note 4 can be installed on the note 4 mtk version ?
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No they cannot.

which chipset cause less battery-draining?

Hey ?
I'm planning on buying the Redmi Note 4 and I've read there two types of chipsets to this phone:
-Mediatek's chip
-Qualcomm's (Snapdragon) chip
I care less about performance cuz I know eitherway both are fast enough for daily(no gaming) use, fix me if im wrong.
I wanna know which one is more battery-efficient.
thank's ?
Vote for Snapdragon!
Sent from my Redmi 3 using XDA Labs
Definitely snapdragon
Snapdragon it isssssss
Snapdragon

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