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From: Leo Li <leoyang.li@nxp.com>
To: Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Qiang Zhao <qiang.zhao@nxp.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Jiri Slaby <jslaby@suse.com>, Timur Tabi <timur@kernel.org>,
	"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-serial@vger.kernel.org" <linux-serial@vger.kernel.org>
Subject: RE: [PATCH 0/7] towards QE support on ARM
Date: Fri, 18 Oct 2019 20:16:42 +0000	[thread overview]
Message-ID: <VE1PR04MB6687DA0268FAF03D3E77A23B8F6C0@VE1PR04MB6687.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <20191018125234.21825-1-linux@rasmusvillemoes.dk>



> -----Original Message-----
> From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> Sent: Friday, October 18, 2019 7:52 AM
> To: Qiang Zhao <qiang.zhao@nxp.com>; Leo Li <leoyang.li@nxp.com>; Greg
> Kroah-Hartman <gregkh@linuxfoundation.org>; Jiri Slaby
> <jslaby@suse.com>; Timur Tabi <timur@kernel.org>; linuxppc-
> dev@lists.ozlabs.org; linux-arm-kernel@lists.infradead.org; linux-
> kernel@vger.kernel.org; linux-serial@vger.kernel.org
> Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> Subject: [PATCH 0/7] towards QE support on ARM
> 
> There have been several attempts in the past few years to allow building the
> QUICC engine drivers for platforms other than PPC. This is (the beginning of)
> yet another attempt. I hope I can get someone to pick up these relatively
> trivial patches (I _think_ they shouldn't change functionality at all), and then
> I'll continue slowly working towards removing the PPC32 dependency for
> CONFIG_QUICC_ENGINE.

Hi Rasmus,

I don't fully understand the motivation of this work.  As far as I know the QUICC ENGINE is only used on PowerPC based SoCs.  Can you give an example on how is it used on ARM system?

> 
> Tested on an MPC8309-derived board.

MPC8309 is also PPC based.

> 
> Rasmus Villemoes (7):
>   soc: fsl: qe: remove space-before-tab
>   soc: fsl: qe: drop volatile qualifier of struct qe_ic::regs
>   soc: fsl: qe: avoid ppc-specific io accessors
>   soc: fsl: qe: replace spin_event_timeout by readx_poll_timeout_atomic
>   serial: make SERIAL_QE depend on PPC32
>   serial: ucc_uart.c: explicitly include asm/cpm.h
>   soc/fsl/qe/qe.h: remove include of asm/cpm.h
> 
>  drivers/soc/fsl/qe/gpio.c     | 30 ++++++++--------
>  drivers/soc/fsl/qe/qe.c       | 44 +++++++++++------------
>  drivers/soc/fsl/qe/qe_ic.c    |  8 ++---
>  drivers/soc/fsl/qe/qe_ic.h    |  2 +-
>  drivers/soc/fsl/qe/qe_io.c    | 40 ++++++++++-----------
>  drivers/soc/fsl/qe/qe_tdm.c   |  8 ++---
>  drivers/soc/fsl/qe/ucc.c      | 12 +++----
>  drivers/soc/fsl/qe/ucc_fast.c | 66 ++++++++++++++++++-----------------
>  drivers/soc/fsl/qe/ucc_slow.c | 38 ++++++++++----------
>  drivers/soc/fsl/qe/usb.c      |  2 +-
>  drivers/tty/serial/Kconfig    |  1 +
>  drivers/tty/serial/ucc_uart.c |  1 +
>  include/soc/fsl/qe/qe.h       |  1 -
>  13 files changed, 126 insertions(+), 127 deletions(-)
> 
> --
> 2.20.1


  parent reply	other threads:[~2019-10-18 20:16 UTC|newest]

Thread overview: 120+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-18 12:52 [PATCH 0/7] towards QE support on ARM Rasmus Villemoes
2019-10-18 12:52 ` [PATCH 1/7] soc: fsl: qe: remove space-before-tab Rasmus Villemoes
2019-10-18 12:57   ` Christophe Leroy
2019-10-18 12:52 ` [PATCH 2/7] soc: fsl: qe: drop volatile qualifier of struct qe_ic::regs Rasmus Villemoes
2019-10-18 13:01   ` Christophe Leroy
2019-10-18 12:52 ` [PATCH 3/7] soc: fsl: qe: avoid ppc-specific io accessors Rasmus Villemoes
2019-10-22 15:01   ` Christophe Leroy
2019-10-23  7:08     ` Rasmus Villemoes
2019-10-18 12:52 ` [PATCH 4/7] soc: fsl: qe: replace spin_event_timeout by readx_poll_timeout_atomic Rasmus Villemoes
2019-10-18 16:08   ` Christoph Hellwig
2019-10-24  8:32     ` Rasmus Villemoes
2019-10-30  0:36       ` Michael Ellerman
2019-10-18 12:52 ` [PATCH 5/7] serial: make SERIAL_QE depend on PPC32 Rasmus Villemoes
2019-10-18 12:52 ` [PATCH 6/7] serial: ucc_uart.c: explicitly include asm/cpm.h Rasmus Villemoes
2019-10-18 12:52 ` [PATCH 7/7] soc/fsl/qe/qe.h: remove include of asm/cpm.h Rasmus Villemoes
2019-10-18 20:16 ` Leo Li [this message]
2019-10-18 20:52   ` [PATCH 0/7] towards QE support on ARM Rasmus Villemoes
2019-10-18 21:52     ` Li Yang
2019-10-21  8:44       ` Rasmus Villemoes
2019-10-21 22:11         ` Li Yang
2019-10-22  2:24           ` Qiang Zhao
2019-10-22 10:17             ` Rasmus Villemoes
2019-10-23  2:52               ` Qiang Zhao
2019-10-24 20:02                 ` Li Yang
2019-10-22 10:12           ` Rasmus Villemoes
2019-10-22 15:06 ` Christophe Leroy
2019-10-25 12:40 ` [PATCH v2 00/23] QUICC Engine " Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 01/23] soc: fsl: qe: remove space-before-tab Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 02/23] soc: fsl: qe: drop volatile qualifier of struct qe_ic::regs Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 03/23] soc: fsl: qe: avoid ppc-specific io accessors Rasmus Villemoes
2019-10-29  7:43     ` Christophe Leroy
2019-10-29  8:43       ` ppc: inlining iowrite32be and friends (was: Re: [PATCH v2 03/23] soc: fsl: qe: avoid ppc-specific io accessors) Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 04/23] soc: fsl: qe: replace spin_event_timeout by readx_poll_timeout_atomic Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 05/23] soc: fsl: qe: qe.c: guard use of pvr_version_is() with CONFIG_PPC32 Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 06/23] soc: fsl: qe: avoid tail comments in qe_ic.h Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 07/23] soc: fsl: qe: merge qe_ic.h into qe_ic.c Rasmus Villemoes
2019-10-30 10:24     ` Christophe Leroy
2019-10-25 12:40   ` [PATCH v2 08/23] soc: fsl: qe: drop unneeded #includes Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 09/23] soc: fsl: qe: move qe_ic_cascade_* functions to qe_ic.c Rasmus Villemoes
2019-10-30 10:45     ` Christophe Leroy
2019-10-25 12:40   ` [PATCH v2 10/23] soc: fsl: qe: use qe_ic_cascade_{low,high}_mpic also on 83xx Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 11/23] soc: fsl: qe: rename qe_ic_cascade_low_mpic -> qe_ic_cascade_low Rasmus Villemoes
2019-10-30 10:47     ` Christophe Leroy
2019-10-25 12:40   ` [PATCH v2 12/23] soc: fsl: qe: drop assign-only high_active in qe_ic_init Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 13/23] soc: fsl: qe: remove pointless sysfs registration in qe_ic.c Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 14/23] soc: fsl: qe: move calls of qe_ic_init out of arch/powerpc/ Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 15/23] powerpc/83xx: remove mpc83xx_ipic_and_qe_init_IRQ Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 16/23] powerpc/85xx: remove mostly pointless mpc85xx_qe_init() Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 17/23] soc: fsl: qe: make qe_ic_cascade_* static Rasmus Villemoes
2019-10-30 10:50     ` Christophe Leroy
2019-10-30 12:52       ` Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 18/23] soc: fsl: qe: remove unused qe_ic_set_* functions Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 19/23] net: ethernet: freescale: make UCC_GETH explicitly depend on PPC32 Rasmus Villemoes
2019-10-30 10:55     ` Christophe Leroy
2019-10-25 12:40   ` [PATCH v2 20/23] serial: make SERIAL_QE " Rasmus Villemoes
2019-10-29 22:44     ` Leo Li
2019-10-29 22:50       ` Rasmus Villemoes
2019-10-30 10:56     ` Christophe Leroy
2019-10-25 12:40   ` [PATCH v2 21/23] serial: ucc_uart.c: explicitly include asm/cpm.h Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 22/23] soc/fsl/qe/qe.h: remove include of asm/cpm.h Rasmus Villemoes
2019-10-25 12:40   ` [PATCH v2 23/23] soc: fsl: qe: remove PPC32 dependency from CONFIG_QUICC_ENGINE Rasmus Villemoes
2019-10-28 14:17     ` kbuild test robot
2019-10-28 14:49     ` kbuild test robot
2019-10-29  0:50     ` kbuild test robot
2019-11-01 12:41 ` [PATCH v3 00/36] QUICC Engine support on ARM Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 01/36] soc: fsl: qe: remove space-before-tab Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 02/36] soc: fsl: qe: drop volatile qualifier of struct qe_ic::regs Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 03/36] soc: fsl: qe: rename qe_(clr/set/clrset)bit* helpers Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 04/36] soc: fsl: qe: introduce qe_io{read,write}* wrappers Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 05/36] soc: fsl: qe: avoid ppc-specific io accessors Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 06/36] soc: fsl: qe: replace spin_event_timeout by readx_poll_timeout_atomic Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 07/36] soc: fsl: qe: qe.c: guard use of pvr_version_is() with CONFIG_PPC32 Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 08/36] soc: fsl: qe: drop unneeded #includes Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 09/36] soc: fsl: qe: drop assign-only high_active in qe_ic_init Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 10/36] soc: fsl: qe: remove pointless sysfs registration in qe_ic.c Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 11/36] soc: fsl: qe: use qe_ic_cascade_{low,high}_mpic also on 83xx Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 12/36] soc: fsl: qe: move calls of qe_ic_init out of arch/powerpc/ Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 13/36] powerpc/83xx: remove mpc83xx_ipic_and_qe_init_IRQ Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 14/36] powerpc/85xx: remove mostly pointless mpc85xx_qe_init() Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 15/36] soc: fsl: qe: move qe_ic_cascade_* functions to qe_ic.c Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 16/36] soc: fsl: qe: rename qe_ic_cascade_low_mpic -> qe_ic_cascade_low Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 17/36] soc: fsl: qe: remove unused qe_ic_set_* functions Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 18/36] soc: fsl: qe: don't use NO_IRQ in qe_ic.c Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 19/36] soc: fsl: qe: make qe_ic_get_{low,high}_irq static Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 20/36] soc: fsl: qe: simplify qe_ic_init() Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 21/36] soc: fsl: qe: merge qe_ic.h headers into qe_ic.c Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 22/36] soc: fsl: qe: qe.c: use of_property_read_* helpers Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 23/36] soc: fsl: qe: qe_io.c: don't open-code of_parse_phandle() Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 24/36] soc: fsl: qe: qe_io.c: access device tree property using be32_to_cpu Rasmus Villemoes
2019-11-01 12:41   ` [PATCH v3 25/36] soc: fsl: qe: qe_io.c: use of_property_read_u32() in par_io_init() Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 26/36] soc: fsl: move cpm.h from powerpc/include/asm to include/soc/fsl Rasmus Villemoes
2019-11-01 16:18     ` Christophe Leroy
2019-11-01 16:59       ` Scott Wood
2019-11-01 12:42   ` [PATCH v3 27/36] soc/fsl/qe/qe.h: update include path for cpm.h Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 28/36] serial: ucc_uart: explicitly include soc/fsl/cpm.h Rasmus Villemoes
2019-11-01 16:19     ` Christophe Leroy
2019-11-04  7:38       ` Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 29/36] serial: ucc_uart: replace ppc-specific IO accessors Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 30/36] serial: ucc_uart: factor out soft_uart initialization Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 31/36] serial: ucc_uart: stub out soft_uart_init for !CONFIG_PPC32 Rasmus Villemoes
2019-11-01 16:27     ` Christophe Leroy
2019-11-04  8:03       ` Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 32/36] serial: ucc_uart: use of_property_read_u32() in ucc_uart_probe() Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 33/36] serial: ucc_uart: access __be32 field using be32_to_cpu Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 34/36] net: ethernet: freescale: make UCC_GETH explicitly depend on PPC32 Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 35/36] net/wan: make FSL_UCC_HDLC " Rasmus Villemoes
2019-11-01 16:29     ` Christophe Leroy
2019-11-01 22:31       ` Leo Li
2019-11-04  8:38         ` Rasmus Villemoes
2019-11-04 20:56           ` Li Yang
2019-11-05 22:46             ` Rasmus Villemoes
2019-11-05 23:46               ` Li Yang
2019-11-05  6:16           ` Qiang Zhao
2019-11-06  7:56             ` Rasmus Villemoes
2019-11-01 12:42   ` [PATCH v3 36/36] soc: fsl: qe: remove PPC32 dependency from CONFIG_QUICC_ENGINE Rasmus Villemoes
2019-11-02 17:39     ` kbuild test robot
2019-11-14 23:26     ` kbuild test robot
2019-11-14 23:26     ` [RFC PATCH] soc: fsl: qe: qe_uart_set_mctrl() can be static kbuild test robot
2019-11-15 13:31     ` [PATCH v3 36/36] soc: fsl: qe: remove PPC32 dependency from CONFIG_QUICC_ENGINE kbuild test robot
2019-11-15 13:42       ` Rasmus Villemoes

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