Re: [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2

2018-04-18 Thread Jagan Teki
On Sat, Apr 14, 2018 at 4:16 PM, Jagan Teki wrote: > On Sat, Apr 14, 2018 at 4:00 PM, Chen-Yu Tsai wrote: >> On Sat, Apr 14, 2018 at 6:25 PM, Jagan Teki >> wrote: >>> On Fri, Mar 16, 2018 at 11:23 PM, Icenowy Zheng wrote: The "Display Engine 2.0" (usually called DE2) on the Allwinner A64

Re: [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2

2018-04-14 Thread Jagan Teki
On Sat, Apr 14, 2018 at 4:00 PM, Chen-Yu Tsai wrote: > On Sat, Apr 14, 2018 at 6:25 PM, Jagan Teki > wrote: >> On Fri, Mar 16, 2018 at 11:23 PM, Icenowy Zheng wrote: >>> The "Display Engine 2.0" (usually called DE2) on the Allwinner A64 SoC >>> is different from the ones on other Allwinner SoCs

Re: [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2

2018-04-14 Thread Chen-Yu Tsai
On Sat, Apr 14, 2018 at 6:25 PM, Jagan Teki wrote: > On Fri, Mar 16, 2018 at 11:23 PM, Icenowy Zheng wrote: >> The "Display Engine 2.0" (usually called DE2) on the Allwinner A64 SoC >> is different from the ones on other Allwinner SoCs. It requires a SRAM >> region to be claimed, otherwise all DE

Re: [PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2

2018-04-14 Thread Jagan Teki
On Fri, Mar 16, 2018 at 11:23 PM, Icenowy Zheng wrote: > The "Display Engine 2.0" (usually called DE2) on the Allwinner A64 SoC > is different from the ones on other Allwinner SoCs. It requires a SRAM > region to be claimed, otherwise all DE2 subblocks won't be accessible. > > Add a bus driver for

[PATCH 3/7] bus: add bus driver for accessing Allwinner A64 DE2

2018-03-16 Thread Icenowy Zheng
The "Display Engine 2.0" (usually called DE2) on the Allwinner A64 SoC is different from the ones on other Allwinner SoCs. It requires a SRAM region to be claimed, otherwise all DE2 subblocks won't be accessible. Add a bus driver for the Allwinner A64 DE2 part which claims the SRAM region when pro