From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V3 3/4] ARM64 LPC: support serial based on low-pin-count
Date: Wed, 14 Sep 2016 23:33:56 +0200 [thread overview]
Message-ID: <5525856.MfDSSsiP5d@wuerfel> (raw)
In-Reply-To: <57D96701.4050700@hisilicon.com>
On Wednesday, September 14, 2016 11:04:33 PM CEST zhichang.yuan wrote:
> The 8250_hisi_lpc.c support both ACPI and dts similar to 8250_dw :
>
> +static struct platform_driver hs_lpc8250_driver = {
> + .driver = {
> + .name = "hisi-lpc-uart",
> + .of_match_table = hs8250_of_match,
> + .acpi_match_table = ACPI_PTR(hs8250_acpi_match),
>
> So, I am a little confused why we need to support dts in 8250_of.c and support ACPI in another
> driver file.
>
After looking again, I'm pretty sure that drivers/tty/serial/8250/8250_pnp.c
will handle the ACPI case without modifications, you just need to adapt
the 8250_of driver to handle IORESOURCE_IO ports. This will be required
anyway with the next version once the LPC bridge is on the PCI bus.
Arnd
next prev parent reply other threads:[~2016-09-14 21:33 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-14 12:15 [PATCH V3 0/4] ARM64 LPC: legacy ISA I/O support Zhichang Yuan
2016-09-14 12:15 ` [PATCH V3 1/4] ARM64 LPC: Indirect ISA port IO introduced Zhichang Yuan
2016-09-14 12:24 ` Arnd Bergmann
2016-09-14 14:16 ` zhichang.yuan
2016-09-14 14:23 ` Arnd Bergmann
2016-09-18 3:38 ` zhichang
2016-09-21 9:26 ` zhichang
2016-09-14 12:15 ` [PATCH V3 2/4] ARM64 LPC: LPC driver implementation on Hip06 Zhichang Yuan
2016-09-14 12:33 ` Arnd Bergmann
2016-09-14 14:50 ` zhichang.yuan
2016-09-14 21:32 ` Arnd Bergmann
2016-09-15 8:02 ` Gabriele Paoloni
2016-09-15 8:22 ` Arnd Bergmann
2016-09-15 12:05 ` Gabriele Paoloni
2016-09-15 12:24 ` Arnd Bergmann
2016-09-15 14:28 ` Gabriele Paoloni
2016-09-21 10:09 ` zhichang
2016-09-21 16:20 ` Gabriele Paoloni
2016-09-21 20:18 ` Arnd Bergmann
2016-09-22 11:55 ` Gabriele Paoloni
2016-09-22 12:14 ` Arnd Bergmann
2016-09-22 14:47 ` Gabriele Paoloni
2016-09-22 14:59 ` Arnd Bergmann
2016-09-22 15:20 ` Gabriele Paoloni
2016-09-22 15:46 ` zhichang.yuan
2016-09-22 16:27 ` zhichang.yuan
2016-09-23 9:51 ` Arnd Bergmann
2016-09-23 10:23 ` Gabriele Paoloni
2016-09-23 13:42 ` Arnd Bergmann
2016-09-23 14:59 ` Gabriele Paoloni
2016-09-23 15:55 ` Arnd Bergmann
2016-09-24 8:14 ` zhichang
2016-09-24 21:00 ` Arnd Bergmann
2016-09-26 13:21 ` Gabriele Paoloni
2016-09-24 8:00 ` zhichang
2016-10-02 22:03 ` Jon Masters
2016-10-04 12:02 ` John Garry
2016-10-06 0:18 ` Benjamin Herrenschmidt
2016-10-06 13:31 ` John Garry
2016-09-14 14:09 ` kbuild test robot
2016-09-14 12:15 ` [PATCH V3 3/4] ARM64 LPC: support serial based on low-pin-count Zhichang Yuan
2016-09-14 12:25 ` Arnd Bergmann
2016-09-14 15:04 ` zhichang.yuan
2016-09-14 21:33 ` Arnd Bergmann [this message]
2016-09-21 10:12 ` zhichang
2016-09-21 19:29 ` Arnd Bergmann
2016-09-14 12:15 ` [PATCH V3 4/4] ARM64 LPC: support earlycon for UART connected to LPC Zhichang Yuan
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