On Tue, Mar 6, 2018 at 3:32 AM, James Hogan <jho...@kernel.org> wrote:
> On Mon, Sep 18, 2017 at 07:32:40PM +0530, PrasannaKumar Muralidharan wrote:
>> Add RNG node to jz4780 dtsi. This driver uses registers that are part of
>> the register set used by Ingenic CGU driver. Use regmap in RNG driver to
>> access its register. Create 'simple-bus' node, make CGU and RNG node as
>> child of it so that both the nodes are visible without changing CGU
>> driver code.
The goal should be to avoid changing the DT (because the h/w hasn't
changed), not avoid changing a driver.
>> Signed-off-by: PrasannaKumar Muralidharan <prasannatsmku...@gmail.com>
> Better late than never:
> Acked-by: James Hogan <jho...@kernel.org>
> (I presume its okay for the reg ranges to overlap, ISTR that being an
> issue a few years ago, but maybe thats fixed now).
No, that should be avoided. It does work because we have existing
cases that have to be supported.