Re: [PATCH v3 3/3] arm64: dts: qcom: sdm845-mtp: Add nodes for USB

From: Stephen Boyd
Date: Fri Aug 24 2018 - 12:13:42 EST

Quoting Douglas Anderson (2018-08-22 10:36:29)
> Set the various nodes to "okay" and hook up the regulators.
> NOTE: For now the main USB port (the one that goes out the Type C
> connector) is forced to host. Eventually someone will need to get the
> Type C detection hooked up and get this all integrated with the
> PMI8998 PMIC. The reason for forcing to "host" in the meantime is
> that this will leave us with one "host" and one "peripheral" port.
> In order for host mode this to work, we assume that the bootloader
> left things configured enough for us. Apparently the magic for that
> is is to do these writes on pmi8998:
> - pm_comm_write_byte(2, 0x1153, 0x2C, 0);
> - pm_comm_write_byte(2, 0x1152, 0x07, 0);
> - pm_comm_write_byte(2, 0x1140, 0x00, 0);
> - pm_comm_write_byte(2, 0x1140, 0x01, 0);
> Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
> ---

Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>