From: Jeremy Kerr <jk@codeconstruct.com.au>
To: Ryan Chen <ryan_chen@aspeedtech.com>, Rob Herring <robh@kernel.org>
Cc: "andriy.shevchenko@linux.intel.com"
<andriy.shevchenko@linux.intel.com>,
Andi Shyti <andi.shyti@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Joel Stanley <joel@jms.id.au>,
Andrew Jeffery <andrew@codeconstruct.com.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
"linux-i2c@vger.kernel.org" <linux-i2c@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-aspeed@lists.ozlabs.org" <linux-aspeed@lists.ozlabs.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"openbmc@lists.ozlabs.org" <openbmc@lists.ozlabs.org>
Subject: Re: [PATCH v26 2/4] dt-bindings: i2c: ast2600-i2c.yaml: Add global-regs and transfer-mode properties
Date: Wed, 18 Mar 2026 11:59:08 +0800 [thread overview]
Message-ID: <20ed3dc6f6841435a2c9f8b3cc51a3ca12a9ce63.camel@codeconstruct.com.au> (raw)
In-Reply-To: <d5ae7e63dd5a39ffa26002a3a5988eb0d74cb189.camel@codeconstruct.com.au>
Hi Ryan,
> > Do you mean sysfs select support mode selection(byte, buffer, dma)
> > Or just force byte mode?
>
> I would think that the best approach would be a mechanism to specify the
> mode - either byte, buffer, or DMA - if DMA is indicated as available to
> the controller.
... with a sensible default mode (DMA if it is available, buffer if
not).
But none of that logic relates to the binding, it's all driver
implementation detail.
Cheers,
Jeremy
next prev parent reply other threads:[~2026-03-18 3:59 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-09 6:53 [PATCH v26 0/4] Add ASPEED AST2600 I2C controller driver Ryan Chen
2026-03-09 6:53 ` [PATCH v26 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML Ryan Chen
2026-03-09 6:53 ` [PATCH v26 2/4] dt-bindings: i2c: ast2600-i2c.yaml: Add global-regs and transfer-mode properties Ryan Chen
2026-03-13 23:21 ` Rob Herring
2026-03-14 0:24 ` Ryan Chen
2026-03-16 1:49 ` Jeremy Kerr
2026-03-16 16:47 ` Rob Herring
2026-03-17 0:52 ` Jeremy Kerr
2026-03-17 1:36 ` Ryan Chen
2026-03-17 1:43 ` Jeremy Kerr
2026-03-17 1:48 ` Ryan Chen
2026-03-18 1:55 ` Jeremy Kerr
2026-03-18 2:38 ` Ryan Chen
2026-03-18 3:55 ` Jeremy Kerr
2026-03-18 3:59 ` Jeremy Kerr [this message]
2026-03-18 6:14 ` Ryan Chen
2026-03-09 6:53 ` [PATCH v26 3/4] i2c: ast2600: Add controller driver for AST2600 new register set Ryan Chen
2026-03-09 6:53 ` [PATCH v26 4/4] i2c: ast2600: Add target mode support Ryan Chen
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