On Wed, Mar 07, 2018 at 08:35:00PM +0530, PrasannaKumar Muralidharan wrote: > On 7 March 2018 at 20:05, James Hogan <jho...@kernel.org> wrote: > > On Wed, Mar 07, 2018 at 07:14:49PM +0530, PrasannaKumar Muralidharan wrote: > >> > Does X1000 use a different PRID, or is it basically just a JZ4780 core > >> > with different SoC peripherals? > >> > >> Yes X1000 does have a different PRID (PRID = 0x2ed1024f). X1000 has > > > > Right, so thats 0x2e000000 | PRID_COMP_INGENIC_D1 | PRID_IMP_JZRISC | > > 0x4f, which cpu-probe.c already handles (apparently the D1 company code > > is used for JZ4770 & JZ4775 too). > > Okay. Does this mean I need not modify get_board_mach_type() and > get_system_type()?
You still need to modify them, otherwise it won't understand "ingenic,x1000" compatible string, and will call it a JZ4740 in /proc/cpuinfo. > >> I used to get my code tested from Domink but I could not reach him for > >> quite some time. Before buying the development board myself I would > >> like to see if anyone can help me in testing. Do you have any contact > >> with Ingenic who can help in testing this? > > > > Not personally, but I'll ask around. Of course if nobody much cares > > about it in practice and nobody has the hardware, there may be little > > value in supporting it upstream. > > Seems Jiaxun is interested in the board and is willing to help. Okay, cool. Cheers James
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