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From: "A.s. Dong" <aisheng.dong@nxp.com>
To: Jassi Brar <jassisinghbrar@gmail.com>,
	Oleksij Rempel <o.rempel@pengutronix.de>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Devicetree List <devicetree@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>, ",
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org,
	srv_heupstream" <linux-mediatek@lists.infradead.org>",
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org,
	srv_heupstream" <linux-arm-kernel@lists.infradead.org>, ",
	Sascha Hauer" <kernel@pengutronix.de>,
	Fabio Estevam <fabio.estevam@nxp.com>,
	Shawn Guo <shawnguo@kernel.org>,
	Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>,
	dl-linux-imx <linux-imx@nxp.com>
Subject: RE: [PATCH v7 3/6] dt-bindings: mailbox: imx-mu: add generic MU channel support
Date: Tue, 31 Jul 2018 07:21:56 +0000	[thread overview]
Message-ID: <AM0PR04MB42118617A7F29C1D7BE59242802E0@AM0PR04MB4211.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <CABb+yY04dm_N1Ud2Mhi-g-eFdNVkxJKE8ONOqntZjN_QKwgLcg@mail.gmail.com>

Hi Jassi,

> > However, if SCU (in its current form) must be supported. We may need
> > to add the third cell (irq enable or not) or some better way, right
> > now.
> >
> Looking at imx_mu_scu_send_data(), which simply polls on the tx, I think we
> don't even need third cell for scu client. A simple 2-cell, 8 uni-dir channel
> setup should work.

How would you suggest to use for SCU in 2 -cells?

> If I see the scu client driver, I could confirm how it would work.
> 

I've already given a general overview from here:
https://www.spinics.net/lists/arm-kernel/msg669202.html

Do you need me to send the full scu client driver patch for the reference?
If yes, please feel free to let me know.

Regards
Dong Aisheng

> So, lets please do the 8 uni-directional, 2 cells implementation.
> 
> Regards.

WARNING: multiple messages have this Message-ID (diff)
From: aisheng.dong@nxp.com (A.s. Dong)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v7 3/6] dt-bindings: mailbox: imx-mu: add generic MU channel support
Date: Tue, 31 Jul 2018 07:21:56 +0000	[thread overview]
Message-ID: <AM0PR04MB42118617A7F29C1D7BE59242802E0@AM0PR04MB4211.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <CABb+yY04dm_N1Ud2Mhi-g-eFdNVkxJKE8ONOqntZjN_QKwgLcg@mail.gmail.com>

Hi Jassi,

> > However, if SCU (in its current form) must be supported. We may need
> > to add the third cell (irq enable or not) or some better way, right
> > now.
> >
> Looking at imx_mu_scu_send_data(), which simply polls on the tx, I think we
> don't even need third cell for scu client. A simple 2-cell, 8 uni-dir channel
> setup should work.

How would you suggest to use for SCU in 2 -cells?

> If I see the scu client driver, I could confirm how it would work.
> 

I've already given a general overview from here:
https://www.spinics.net/lists/arm-kernel/msg669202.html

Do you need me to send the full scu client driver patch for the reference?
If yes, please feel free to let me know.

Regards
Dong Aisheng

> So, lets please do the 8 uni-directional, 2 cells implementation.
> 
> Regards.

  parent reply	other threads:[~2018-07-31  7:21 UTC|newest]

Thread overview: 155+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-26  6:53 [PATCH v7 0/6] add mailbox support for i.MX7D Oleksij Rempel
2018-07-26  6:53 ` Oleksij Rempel
2018-07-26  6:53 ` [PATCH v7 1/6] dt-bindings: mailbox: allow mbox-cells to be equal to 0 Oleksij Rempel
2018-07-26  6:53   ` Oleksij Rempel
2018-07-26  9:41   ` Jassi Brar
2018-07-26  9:41     ` Jassi Brar
2018-07-26  9:41     ` Jassi Brar
2018-07-26 11:00     ` A.s. Dong
2018-07-26 11:00       ` A.s. Dong
2018-07-26 11:00       ` A.s. Dong
2018-07-26 11:36       ` Jassi Brar
2018-07-26 11:36         ` Jassi Brar
2018-07-26 11:36         ` Jassi Brar
2018-07-26 11:55         ` A.s. Dong
2018-07-26 11:55           ` A.s. Dong
2018-07-26 11:55           ` A.s. Dong
2018-07-26 12:04           ` Jassi Brar
2018-07-26 12:04             ` Jassi Brar
2018-07-26 12:04             ` Jassi Brar
2018-07-26  6:53 ` [PATCH v7 2/6] dt-bindings: arm: fsl: add mu binding doc Oleksij Rempel
2018-07-26  6:53   ` Oleksij Rempel
2018-07-26  9:56   ` Jassi Brar
2018-07-26  9:56     ` Jassi Brar
2018-07-26  6:53 ` [PATCH v7 3/6] dt-bindings: mailbox: imx-mu: add generic MU channel support Oleksij Rempel
2018-07-26  6:53   ` Oleksij Rempel
2018-07-26  9:49   ` Jassi Brar
2018-07-26  9:49     ` Jassi Brar
2018-07-26 10:57     ` Oleksij Rempel
2018-07-26 10:57       ` Oleksij Rempel
2018-07-26 11:28       ` Jassi Brar
2018-07-26 11:28         ` Jassi Brar
2018-07-26 11:51     ` A.s. Dong
2018-07-26 11:51       ` A.s. Dong
2018-07-26 12:26       ` Jassi Brar
2018-07-26 12:26         ` Jassi Brar
2018-07-26 13:34         ` A.s. Dong
2018-07-26 13:34           ` A.s. Dong
2018-07-26 13:49       ` Jassi Brar
2018-07-26 13:49         ` Jassi Brar
2018-07-26 14:13         ` A.s. Dong
2018-07-26 14:13           ` A.s. Dong
2018-07-26 15:44       ` Jassi Brar
2018-07-26 15:44         ` Jassi Brar
2018-07-27  4:02         ` A.s. Dong
2018-07-27  4:02           ` A.s. Dong
2018-07-27  4:55           ` Jassi Brar
2018-07-27  4:55             ` Jassi Brar
2018-07-27  6:00             ` A.s. Dong
2018-07-27  6:00               ` A.s. Dong
2018-07-27  6:46               ` Jassi Brar
2018-07-27  6:46                 ` Jassi Brar
2018-07-27  8:42                 ` A.s. Dong
2018-07-27  8:42                   ` A.s. Dong
2018-07-27  9:05                   ` A.s. Dong
2018-07-27  9:05                     ` A.s. Dong
2018-07-28 13:09                   ` Jassi Brar
2018-07-28 13:09                     ` Jassi Brar
2018-07-30  7:35                     ` Oleksij Rempel
2018-07-30  7:35                       ` Oleksij Rempel
2018-07-30  8:42                       ` A.s. Dong
2018-07-30  8:42                         ` A.s. Dong
2018-07-30 13:04                       ` Jassi Brar
2018-07-30 13:04                         ` Jassi Brar
2018-07-30 14:14                         ` A.s. Dong
2018-07-30 14:14                           ` A.s. Dong
2018-07-30 14:27                           ` A.s. Dong
2018-07-30 14:27                             ` A.s. Dong
2018-07-30 14:17                         ` A.s. Dong
2018-07-30 14:17                           ` A.s. Dong
2018-07-30 14:44                         ` Oleksij Rempel
2018-07-30 14:44                           ` Oleksij Rempel
2018-07-30 15:02                           ` Jassi Brar
2018-07-30 15:02                             ` Jassi Brar
2018-07-30 15:36                             ` A.s. Dong
2018-07-30 15:36                               ` A.s. Dong
2018-07-30 16:18                             ` Jassi Brar
2018-07-30 16:18                               ` Jassi Brar
2018-07-30 16:49                               ` Oleksij Rempel
2018-07-30 16:49                                 ` Oleksij Rempel
2018-07-31  2:51                                 ` Jassi Brar
2018-07-31  2:51                                   ` Jassi Brar
2018-07-31  7:21                               ` A.s. Dong [this message]
2018-07-31  7:21                                 ` A.s. Dong
2018-07-31 10:15                                 ` Jassi Brar
2018-07-31 10:15                                   ` Jassi Brar
2018-07-31 12:42                                   ` Jassi Brar
2018-07-31 12:42                                     ` Jassi Brar
2018-08-02  9:24                                     ` A.s. Dong
2018-08-02  9:24                                       ` A.s. Dong
2018-08-09  2:22                                       ` A.s. Dong
2018-08-09  2:22                                         ` A.s. Dong
2018-08-09  2:55                                         ` Jassi Brar
2018-08-09  2:55                                           ` Jassi Brar
2018-08-09  6:45                                           ` A.s. Dong
2018-08-09  6:45                                             ` A.s. Dong
2018-07-30  8:29                     ` A.s. Dong
2018-07-30  8:29                       ` A.s. Dong
2018-07-30  8:39         ` A.s. Dong
2018-07-30  8:39           ` A.s. Dong
2018-07-26  6:53 ` [PATCH v7 4/6] dt-bindings: mailbox: imx-mu: add i.MX6SX and i.MX7S SoCs Oleksij Rempel
2018-07-26  6:53   ` Oleksij Rempel
2018-07-26  8:16   ` A.s. Dong
2018-07-26  8:16     ` A.s. Dong
2018-07-26  9:55   ` Jassi Brar
2018-07-26  9:55     ` Jassi Brar
2018-07-26 10:41     ` Lucas Stach
2018-07-26 10:41       ` Lucas Stach
2018-07-26 11:15       ` Jassi Brar
2018-07-26 11:15         ` Jassi Brar
2018-07-26 11:35         ` Lucas Stach
2018-07-26 11:35           ` Lucas Stach
2018-07-26 11:46           ` Jassi Brar
2018-07-26 11:46             ` Jassi Brar
2018-07-26 11:51             ` Vladimir Zapolskiy
2018-07-26 11:51               ` Vladimir Zapolskiy
2018-07-26 12:00               ` Jassi Brar
2018-07-26 12:00                 ` Jassi Brar
2018-07-26 12:10                 ` Vladimir Zapolskiy
2018-07-26 12:10                   ` Vladimir Zapolskiy
2018-07-26 11:54             ` Lucas Stach
2018-07-26 11:54               ` Lucas Stach
2018-07-26 11:44         ` Vladimir Zapolskiy
2018-07-26 11:44           ` Vladimir Zapolskiy
2018-07-26 11:52           ` Jassi Brar
2018-07-26 11:52             ` Jassi Brar
2018-07-26 11:55             ` Vladimir Zapolskiy
2018-07-26 11:55               ` Vladimir Zapolskiy
2018-07-26 12:10               ` Jassi Brar
2018-07-26 12:10                 ` Jassi Brar
     [not found]                 ` <CABb+yY02KNB9ELKiWYdB0LyvTghhk+nk-dTUGfG8_+KUB_H=Mw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-07-26 12:41                   ` Vladimir Zapolskiy
2018-07-26 12:41                     ` Vladimir Zapolskiy
2018-07-30 22:22     ` Rob Herring
2018-07-30 22:22       ` Rob Herring
2018-07-31 10:16       ` Jassi Brar
2018-07-31 10:16         ` Jassi Brar
2018-07-31 10:18       ` Jassi Brar
2018-07-31 10:18         ` Jassi Brar
2018-07-26  6:53 ` [PATCH v7 5/6] ARM: dts: imx7s: add i.MX7 messaging unit support Oleksij Rempel
2018-07-26  6:53   ` Oleksij Rempel
2018-07-26  8:11   ` Lucas Stach
2018-07-26  8:11     ` Lucas Stach
2018-07-26  6:53 ` [PATCH v7 6/6] mailbox: Add support for i.MX7D messaging unit Oleksij Rempel
2018-07-26  6:53   ` Oleksij Rempel
2018-07-26  8:07   ` Lucas Stach
2018-07-26  8:07     ` Lucas Stach
2018-07-26 10:15   ` Jassi Brar
2018-07-26 10:15     ` Jassi Brar
2018-07-26 10:51     ` Oleksij Rempel
2018-07-26 10:51       ` Oleksij Rempel
2018-07-26 11:09       ` Jassi Brar
2018-07-26 11:09         ` Jassi Brar
2018-07-26 11:42         ` Oleksij Rempel
2018-07-26 11:42           ` Oleksij Rempel
2018-07-26 12:17           ` Jassi Brar
2018-07-26 12:17             ` Jassi Brar

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