Re: [PATCH] drm/stm: Fix resolution bitmasks

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On 10/14/22 17:55, Marek Vasut wrote:
On 10/14/22 15:42, Yannick FERTRE wrote:
Hi Marek,

Hello Yannick,

The genmask of regsiter SSCR, BPCR & others were setted accordly to the chipset stm32f4.

So that means:
F4 -> 2048x2048 framebuffer
H7/MP1 -> 4096x4096 framebuffer
?

Worse

F4 is 2048x2048
F7 is 4096x2048
MP1 is 4096x4096

and there is no IDR register on F4/F7 like on MP1, or is there ?

How else can we tell those LTDC versions apart ?



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