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    Mali-T764 Clock Speed.

    What is the Mali-T764 Clock Speed inside RK3288 chip.

    Some seller said, it is only clocked MAX 400 Mhz while another dealer said they overclocked to 500 Mhz.

    Can this TV BOX bluetimes (FULL Alumiunm Alloy SHell) RK3288 TV BOX (http://www.aliexpress.com/item/Bluet...024720435.html ) be over clock too ?

    Anyone want manage to find out?
    Last edited by tabnk; 02-06-2015, 07:58.

    #2
    It depends on how they clock it at the kernel

    Also some OC steps http://www.freaktab.com/showthread.p...l=1#post253769
    They clock it by default at max 480...
    Code:
    <4>[24510.787198] |  |  |- clock: clk_gpu current: rate 198000, volt = 900000, enable_dvfs = ENABLE
    <4>[24510.787249] |  |  |- clk limit(enable):[198000000, 480000000]; last set rate = 198000
    <4>[24510.787281] |  |  |  |- freq = 198000, volt = 900000
    <4>[24510.787309] |  |  |  |- freq = 297000, volt = 950000
    <4>[24510.787335] |  |  |  |- freq = 313000, volt = 1100000
    <4>[24510.787361] |  |  |  |- freq = 480000, volt = 1150000
    <4>[24510.787392] |  |  |- clock: clk_gpu current: rate 198000, regu_mode = UNKNOWN, regu_mode_en = 0
    RK3288 Devices
    - Overview BOX (LINK !)
    - Overview STICK (Dongle) (LINK !)

    MINIX NEO: Z64 W/A - (Intel Z3735F); X8-H Plus - (Amlogic S812H); A2 Lite (sponsored by minix.com.hk)
    UGOOS UT3S (4/32GB with fan) - FW 2.0.6 - (RK3288) (sponsored by GearBest.com)
    Tronsmart Draco AW80 Meta (2/16GB) - FW v2.0rc3 - (Allwinner A80) (sponsored by GeekBuying.com)
    Beelink / UBOX R89 - FW 111k4110_1219 - (RK3288) (sponsored by Netxeon (Beelink))

    RK3188: pcb => "CH001 1332 TN-BX09_V2.1" (K-R42 / CS918...) => wasser KK 1.0.3 (old rev)
    Fly Mouse Mini Wireless Keyboard with 2 mode learning IR remote 'iPazzPort KP-810-16'

    Comment


      #3
      It is completely dependant on kernel settings. In most firmwares for RK3288 maximum GPU frequency is 480MHz. There are also some OC kernels or rather resource files where that is set to about 600MHz.
      RK3288 2GB/16GB OC 1.9GHz at 1.2V RAM [email protected] Wasser's 3.0.11 firmware
      Out: monitor FullHD 16:9, 3.5" jack headphones; In: remote control, USB HUB: keyboard + mouse + pendrive
      bricked: VOYO V1 mini 8G/64GB Windows 10

      Comment


        #4
        Wow that's Interesting. I'm order bluetimes (FULL Alumiunm Alloy SHell) RK3288 TV BOX http://www.aliexpress.com/item/Bluet...024720435.html

        Can this kernel/firmware be use directly on the above bluetimes TV BOX.

        Originally posted by no_spam_for_me View Post
        It depends on how they clock it at the kernel

        Also some OC steps http://www.freaktab.com/showthread.p...l=1#post253769
        They clock it by default at max 480...
        Code:
        <4>[24510.787198] |  |  |- clock: clk_gpu current: rate 198000, volt = 900000, enable_dvfs = ENABLE
        <4>[24510.787249] |  |  |- clk limit(enable):[198000000, 480000000]; last set rate = 198000
        <4>[24510.787281] |  |  |  |- freq = 198000, volt = 900000
        <4>[24510.787309] |  |  |  |- freq = 297000, volt = 950000
        <4>[24510.787335] |  |  |  |- freq = 313000, volt = 1100000
        <4>[24510.787361] |  |  |  |- freq = 480000, volt = 1150000
        <4>[24510.787392] |  |  |- clock: clk_gpu current: rate 198000, regu_mode = UNKNOWN, regu_mode_en = 0

        Comment


          #5
          Hi. How did you retrieve the clock rate code ? I'm want to check my GPU spec too.

          Originally posted by no_spam_for_me View Post
          It depends on how they clock it at the kernel

          Also some OC steps http://www.freaktab.com/showthread.p...l=1#post253769
          They clock it by default at max 480...
          Code:
          <4>[24510.787198] |  |  |- clock: clk_gpu current: rate 198000, volt = 900000, enable_dvfs = ENABLE
          <4>[24510.787249] |  |  |- clk limit(enable):[198000000, 480000000]; last set rate = 198000
          <4>[24510.787281] |  |  |  |- freq = 198000, volt = 900000
          <4>[24510.787309] |  |  |  |- freq = 297000, volt = 950000
          <4>[24510.787335] |  |  |  |- freq = 313000, volt = 1100000
          <4>[24510.787361] |  |  |  |- freq = 480000, volt = 1150000
          <4>[24510.787392] |  |  |- clock: clk_gpu current: rate 198000, regu_mode = UNKNOWN, regu_mode_en = 0

          Comment


            #6
            I'm using ADB (http://www.freak-tab.de/neomode/adb.zip)
            Code:
            adb shell cat /sys/dvfs/dvfs_tree
            adb shell dmesg
            but of course you can also use a terminal at the box
            Code:
            cat /sys/dvfs/dvfs_tree
            dmesg
            and then you will see the 'DVFS TREE'...
            RK3288 Devices
            - Overview BOX (LINK !)
            - Overview STICK (Dongle) (LINK !)

            MINIX NEO: Z64 W/A - (Intel Z3735F); X8-H Plus - (Amlogic S812H); A2 Lite (sponsored by minix.com.hk)
            UGOOS UT3S (4/32GB with fan) - FW 2.0.6 - (RK3288) (sponsored by GearBest.com)
            Tronsmart Draco AW80 Meta (2/16GB) - FW v2.0rc3 - (Allwinner A80) (sponsored by GeekBuying.com)
            Beelink / UBOX R89 - FW 111k4110_1219 - (RK3288) (sponsored by Netxeon (Beelink))

            RK3188: pcb => "CH001 1332 TN-BX09_V2.1" (K-R42 / CS918...) => wasser KK 1.0.3 (old rev)
            Fly Mouse Mini Wireless Keyboard with 2 mode learning IR remote 'iPazzPort KP-810-16'

            Comment


              #7
              Thank, I'm will try using terminal emulator. Hope my GPU is clocked higher

              Originally posted by no_spam_for_me View Post
              I'm using ADB (http://www.freak-tab.de/neomode/adb.zip)
              Code:
              adb shell cat /sys/dvfs/dvfs_tree
              adb shell dmesg
              but of course you can also use a terminal at the box
              Code:
              cat /sys/dvfs/dvfs_tree
              dmesg
              and then you will see the 'DVFS TREE'...

              Comment


                #8
                Firefly

                Guess really depends on how cool the GPU operates at.
                &clk_gpu_dvfs_table {
                operating-points = <
                /* KHz uV */
                // 100000 900000
                200000 900000
                300000 950000
                420000 1100000
                500000 1150000
                // 600000 1250000
                >;
                status="okay";

                Comment


                  #9
                  My TV BOX is clocked to max 480Mhz too. How to overclock it to 600Mhz ?

                  Comment


                    #10
                    Have a look at

                    and the next post...
                    RK3288 Devices
                    - Overview BOX (LINK !)
                    - Overview STICK (Dongle) (LINK !)

                    MINIX NEO: Z64 W/A - (Intel Z3735F); X8-H Plus - (Amlogic S812H); A2 Lite (sponsored by minix.com.hk)
                    UGOOS UT3S (4/32GB with fan) - FW 2.0.6 - (RK3288) (sponsored by GearBest.com)
                    Tronsmart Draco AW80 Meta (2/16GB) - FW v2.0rc3 - (Allwinner A80) (sponsored by GeekBuying.com)
                    Beelink / UBOX R89 - FW 111k4110_1219 - (RK3288) (sponsored by Netxeon (Beelink))

                    RK3188: pcb => "CH001 1332 TN-BX09_V2.1" (K-R42 / CS918...) => wasser KK 1.0.3 (old rev)
                    Fly Mouse Mini Wireless Keyboard with 2 mode learning IR remote 'iPazzPort KP-810-16'

                    Comment


                      #11
                      Thank, reading now

                      Comment


                        #12
                        Want to overclock GPU to 600Mhz with 1.25v but too afraid to try the above method.

                        Comment


                          #13
                          OK, I'm tried the resource.img method to change the HEX but GPU doesn't overclock

                          Comment


                            #14
                            @tabnk. That's strange. I haven't got any problems to OC GPU with Wasser kernel 2.0.5-1.
                            Code:
                            root@rk3288:/ # cat /sys/devices/ffa30000.gpu/time_in_state
                            198000 1725438
                            297000 47209
                            417000 27429
                            594000 46736
                            
                            root@rk3288:/ # cat /sys/devices/ffa30000.gpu/clock
                            Current clk mali = 198Mhz
                            
                            Possible settings:198 297 417 594 Mhz
                            
                            root@rk3288:/ # dmesg |busybox tail -65|busybox head -30
                            <4>[18261.668423] -------------DVFS TREE-----------
                            <4>[18261.668423]
                            <4>[18261.668423]
                            <4>[18261.668458] DVFS TREE:
                            <4>[18261.668467] |
                            <4>[18261.668467] |- voltage domain:vd_gpu
                            <4>[18261.668479] |- current voltage:900000
                            <4>[18261.668488] |- current regu_mode:UNKNOWN
                            <4>[18261.668498] |  |
                            <4>[18261.668498] |  |- power domain:pd_gpu, status = OFF, current volt = 900000, current regu_mode = UNKNOWN
                            <4>[18261.668514] |  |  |
                            <4>[18261.668514] |  |  |- clock: clk_gpu current: rate 198000, volt = 900000, enable_dvfs = ENABLE
                            <4>[18261.668531] |  |  |- clk limit(enable):[198000000, 594000000]; last set rate = 198000
                            <4>[18261.668541] |  |  |  |- freq = 198000, volt = 900000
                            <4>[18261.668549] |  |  |  |- freq = 297000, volt = 950000
                            <4>[18261.668558] |  |  |  |- freq = 417000, volt = 1100000
                            <4>[18261.668566] |  |  |  |- freq = 594000, volt = 1250000
                            <4>[18261.668576] |  |  |- clock: clk_gpu current: rate 198000, regu_mode = UNKNOWN, regu_mode_en = 0
                            If you can place somewere where I can grab your modded resource.img. Did you forgot to flash it back to resource partition?
                            RK3288 2GB/16GB OC 1.9GHz at 1.2V RAM [email protected] Wasser's 3.0.11 firmware
                            Out: monitor FullHD 16:9, 3.5" jack headphones; In: remote control, USB HUB: keyboard + mouse + pendrive
                            bricked: VOYO V1 mini 8G/64GB Windows 10

                            Comment


                              #15
                              I'm on default Bluetimes Firmware came with the TV BOX. I'm exported the resource.img from the TV BOX and than modified resource.img with Hex editor.

                              Freq
                              0007A120 to 000927C0 @ 600 Mhz


                              Voltage
                              00118C30 to 001312D0 @ 1.25v

                              Lastly, I'm did flash back to system resource.

                              Uploaded the modified resource.img here http://www.filedropper.com/resource_2


                              Originally posted by Gormar View Post
                              @tabnk. That's strange. I haven't got any problems to OC GPU with Wasser kernel 2.0.5-1.
                              Code:
                              root@rk3288:/ # cat /sys/devices/ffa30000.gpu/time_in_state
                              198000 1725438
                              297000 47209
                              417000 27429
                              594000 46736
                              
                              root@rk3288:/ # cat /sys/devices/ffa30000.gpu/clock
                              Current clk mali = 198Mhz
                              
                              Possible settings:198 297 417 594 Mhz
                              
                              root@rk3288:/ # dmesg |busybox tail -65|busybox head -30
                              <4>[18261.668423] -------------DVFS TREE-----------
                              <4>[18261.668423]
                              <4>[18261.668423]
                              <4>[18261.668458] DVFS TREE:
                              <4>[18261.668467] |
                              <4>[18261.668467] |- voltage domain:vd_gpu
                              <4>[18261.668479] |- current voltage:900000
                              <4>[18261.668488] |- current regu_mode:UNKNOWN
                              <4>[18261.668498] |  |
                              <4>[18261.668498] |  |- power domain:pd_gpu, status = OFF, current volt = 900000, current regu_mode = UNKNOWN
                              <4>[18261.668514] |  |  |
                              <4>[18261.668514] |  |  |- clock: clk_gpu current: rate 198000, volt = 900000, enable_dvfs = ENABLE
                              <4>[18261.668531] |  |  |- clk limit(enable):[198000000, 594000000]; last set rate = 198000
                              <4>[18261.668541] |  |  |  |- freq = 198000, volt = 900000
                              <4>[18261.668549] |  |  |  |- freq = 297000, volt = 950000
                              <4>[18261.668558] |  |  |  |- freq = 417000, volt = 1100000
                              <4>[18261.668566] |  |  |  |- freq = 594000, volt = 1250000
                              <4>[18261.668576] |  |  |- clock: clk_gpu current: rate 198000, regu_mode = UNKNOWN, regu_mode_en = 0
                              If you can place somewere where I can grab your modded resource.img. Did you forgot to flash it back to resource partition?

                              Comment

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