Hi Simon, On Thu, 2018-02-22 at 10:29 -0700, Simon Glass wrote: > Hi Alexey, > > On 22 February 2018 at 09:23, Alexey Brodkin > <alexey.brod...@synopsys.com> wrote: > > Hi Simon, > > > > On Thu, 2018-02-22 at 09:17 -0700, Simon Glass wrote: > > > Hi, > > > > > > On 21 February 2018 at 05:26, Alexey Brodkin > > > <alexey.brod...@synopsys.com> wrote:
[snip] > > > > --- > > > > drivers/serial/ns16550.c | 11 +++++++++-- > > > > 1 file changed, 9 insertions(+), 2 deletions(-) > > > > > > I think a separate driver might be better, unless we want to make the > > > read/write interface go through regmap or similar? > > > > But in case of ARC's AUX regs portmap won't help because those AUX regs are > > couldn't be mapped - that a completely different address space and we may > > only access them via dedicated instructions (LR vs LD and SR vs ST). > > Well... > > 1. With a separate driver, you can do whatever you want :-) I know it > introduces code duplication though... > > 2. With regmap you can add your own regmap driver, and again do > whatever you want. I can help with that if it sounds attractive That sounds definitely interesting! Are there any pointers on how that usually done? -Alexey _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot