Messages in this thread | | | Subject | Re: [PATCH 0/2] serial: 8250: add support for MediaTek BTIF controller | From | Andy Shevchenko <> | Date | Wed, 02 Aug 2017 20:14:23 +0300 |
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On Thu, 2017-08-03 at 01:05 +0800, sean.wang@mediatek.com wrote: > From: Sean Wang <sean.wang@mediatek.com> > > This patchset introduces the support for MediaTek BTIF controller. > > MediaTek BTIF controller is the serial interface similar to UART but > it > works only as the digital device which is mainly used to communicate > with > the connectivity module also called CONNSYS inside the SoC which could > be > mostly found on those MediaTek SoCs with Bluetooth feature. > > And the controller is made as being compatible with the 8250 register > layout so it tends to be integrated with existing 8250 core driver and > have no requirement for the modem configuration additionally such as > the > baud rate calculation and assignment.
Why it requires a separate driver?
8250_of is for DT enabled drivers.
> > Sean Wang (2): > dt-bindings: serial: Add MediaTek BTIF controller bindings > tty: serial: 8250: Add MediaTek BTIF controller on MT7622 and MT7623 > SoC > > .../devicetree/bindings/serial/mtk-btif.txt | 26 +++ > drivers/tty/serial/8250/8250_btif.c | 224 > +++++++++++++++++++++ > drivers/tty/serial/8250/Kconfig | 9 + > drivers/tty/serial/8250/Makefile | 1 + > 4 files changed, 260 insertions(+) > create mode 100644 Documentation/devicetree/bindings/serial/mtk- > btif.txt > create mode 100644 drivers/tty/serial/8250/8250_btif.c >
-- Andy Shevchenko <andriy.shevchenko@linux.intel.com> Intel Finland Oy
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