On Fri, Mar 6, 2020 at 8:07 PM Ondřej Jirman <megous@xxxxxxxxxx> wrote: > > On Fri, Mar 06, 2020 at 04:53:46PM +0800, Icenowy Zheng wrote: > > 在 2020-03-06星期五的 09:46 +0100，Enric Balletbo i Serra写道： > > > Hi Ondrej, > > > > > > On 5/3/20 20:35, Ondřej Jirman wrote: > > > > Hi, > > > > > > > > On Thu, Mar 05, 2020 at 10:29:33AM -0800, Vasily Khoruzhick wrote: > > > > > On Thu, Mar 5, 2020 at 7:28 AM Enric Balletbo i Serra > > > > > <enric.balletbo@xxxxxxxxxxxxx> wrote: > > > > > > Hi Vasily, > > > > > > > > > > CC: Icenowy and Ondrej > > > > > > Would you mind to check which firmware version is running the > > > > > > anx7688 in > > > > > > PinePhone, I think should be easy to check with i2c-tools. > > > > > > > > > > Icenowy, Ondrej, can you guys please check anx7688 firmware > > > > > version? > > > > > > > > i2cget 0 0x28 0x00 w > > > > 0xaaaa > > > > > > > > i2cget 0 0x28 0x02 w > > > > 0x7688 > > > > > > > > i2cget 0 0x28 0x80 w > > > > 0x0000 > > > > > > > > > > Can you check the value for 0x81 too? > > > > root@ice-pinephone [ ~ ] # i2cdump 0 0x28 > > No size specified (using byte-data access) > > WARNING! This program can confuse your I2C bus, cause data loss and > > worse! > > I will probe file /dev/i2c-0, address 0x28, mode byte > > Continue? [Y/n] > > 0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef > > 00: aa aa 88 76 ac 00 00 00 00 00 00 00 00 00 05 05 ???v?.........?? > > 10: 30 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0............... > > 20: 00 00 00 00 00 00 00 00 00 00 00 24 f2 e4 ff 00 ...........$??.. > > 30: 06 40 00 04 94 11 20 ff ff 03 00 bf ff ff 10 01 ?@.??? ..?.?..?? > > 40: 72 a4 00 09 00 08 05 84 15 40 17 00 00 0a 00 e0 r?.?.????@?..?.? > > 50: 00 00 00 0a 10 00 e0 df ff ff 00 00 00 10 71 00 ...??.??.....?q. > > 60: 10 10 04 29 2d 21 10 01 09 13 00 03 e8 13 88 00 ???)-!????.????. > > 70: 00 19 18 83 16 5c 11 00 ff 00 00 0d 04 38 42 07 .????\?....??8B? > > 80: 00 00 00 00 00 74 1b 19 44 08 75 00 00 00 00 00 .....t??D?u..... > > 90: 01 02 00 00 00 00 03 00 ff 30 00 59 01 00 00 00 ??....?..0.Y?... > > a0: 00 ff fe ff ff 00 00 00 00 00 00 00 00 00 00 02 ..?............? > > b0: 00 00 00 00 00 00 40 00 28 00 00 00 00 44 08 00 ......@.(....D?. > > c0: 00 00 00 00 80 00 10 01 0a 10 18 00 00 fd 00 00 ....?.?????..?.. > > d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ > > e0: 50 10 08 50 00 02 00 70 00 00 30 10 0b 02 1c 01 P??P.?.p..0????? > > f0: 00 0b 07 00 94 11 7f 00 00 00 00 00 00 01 0e ff .??.???......??. > > My values for 0x28 address match this. ^ What about the values at 0x2c? > Interesting that it returns different register values for different > device addresses. Yes the registers have different meanings for the 2 addresses. Thanks, _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
