Messages in this thread | | | Date | Fri, 08 Mar 2019 13:15:31 +0800 | From | rjliao@codeauro ... | Subject | Re: [PATCH v1] Bluetooth: hci_qca: Give enough time to ROME controller to bootup. |
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在 2019-03-07 00:21,Balakrishna Godavarthi 写道: > This patch enables enough time to ROME controller to bootup > after we bring the enable ping out of reset. > > Signed-off-by: Balakrishna Godavarthi <bgodavar@codeaurora.org> > --- > drivers/bluetooth/hci_qca.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c > index 237aea34b69f..1953b13511e7 100644 > --- a/drivers/bluetooth/hci_qca.c > +++ b/drivers/bluetooth/hci_qca.c > @@ -508,6 +508,8 @@ static int qca_open(struct hci_uart *hu) > qcadev = serdev_device_get_drvdata(hu->serdev); > if (qcadev->btsoc_type != QCA_WCN3990) { > gpiod_set_value_cansleep(qcadev->bt_en, 1); > + /* Controller needs time to bootup. */ > + msleep(150); > } else { > hu->init_speed = qcadev->init_speed; > hu->oper_speed = qcadev->oper_speed; Reviewed-by: Rocky Liao <rjliao@codeaurora.org> Tested-by: Rocky Liao <rjliao@codeaurora.org>
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