On Tue, Sep 18, 2018 at 2:23 PM Marek Vasut <marek.vasut@xxxxxxxxx> wrote:
> Rather than hard-coding the quirk topology, which stopped scaling,
> parse the information from DT. The code looks for all compatible
> PMICs -- da9063 and da9210 -- and checks if their IRQ line is tied
> to the same pin. If so, the code sends a matching sequence to the
> PMIC to deassert the IRQ.
>
> Signed-off-by: Marek Vasut <marek.vasut+renesas@xxxxxxxxx>
> Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> Cc: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> Cc: Simon Horman <horms+renesas@xxxxxxxxxxxx>
> Cc: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
> Acked-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> Tested-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> (on Koelsch)
> ---
> V2: - Replace the DT shared IRQ check loop with memcmp()
> - Send the I2C message to deassert the IRQ line to all PMICs
> in the list with shared IRQ line instead of just one
> - Add comment that this works only in case all the PMICs are
> on the same I2C bus
> V3: - Drop the addr = 0x00 init
> - Drop reinit of argsa in rcar_gen2_regulator_quirk
> V4: - Squash regulator_quirk on single line
> - Drop !np check in for_each_matching_node_and_match()
> - Use argsa in of_irq_parse_one
> V5: - Check kzalloc failure
> - Rename da...._msgs to da...._msg
> - Don't reinit quirk->shared
> V6: - Skip invalid entries instead of aborting on them
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
