From: Conor Dooley <conor@kernel.org>
To: Ryan Chen <ryan_chen@aspeedtech.com>
Cc: jk@codeconstruct.com.au, andriy.shevchenko@linux.intel.com,
Andi Shyti <andi.shyti@kernel.org>, Rob Herring <robh@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>,
Rayn Chen <rayn_chen@aspeedtech.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
linux-i2c@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org,
openbmc@lists.ozlabs.org
Subject: Re: [PATCH v29 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML
Date: Wed, 15 Apr 2026 16:16:13 +0100 [thread overview]
Message-ID: <20260415-quartered-value-c97d22249d2e@spud> (raw)
In-Reply-To: <20260415-upstream_i2c-v29-1-317c1a905ae1@aspeedtech.com>
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On Wed, Apr 15, 2026 at 01:14:02PM +0800, Ryan Chen wrote:
> The AST2600 I2C controller introduces a completely new register layout
> with separate controller and target register blocks, unlike the mixed
> register layout used by AST2400/AST2500.
>
> Move AST2600 I2C binding from aspeed,i2c.yaml to a dedicated
> aspeed,ast2600-i2c.yaml schema.
>
> Besides the split, this also adjusts for AST2600-specific requirements.
> - require two reg regions (controller register block + buffer block)
> - use clock-frequency for bus speed description
> - interrupts are required on AST2600
> - use correct DTS coding style in example
>
> No compatible strings are changed.
>
> Signed-off-by: Ryan Chen <ryan_chen@aspeedtech.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
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next prev parent reply other threads:[~2026-04-15 15:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-15 5:14 [PATCH v29 0/4] Add ASPEED AST2600 I2C controller driver Ryan Chen
2026-04-15 5:14 ` [PATCH v29 1/4] dt-bindings: i2c: Split AST2600 binding into a new YAML Ryan Chen
2026-04-15 15:16 ` Conor Dooley [this message]
2026-04-15 5:14 ` [PATCH v29 2/4] dt-bindings: i2c: ast2600-i2c.yaml: Add global-regs properties Ryan Chen
2026-04-15 15:19 ` Conor Dooley
2026-04-15 5:14 ` [PATCH v29 3/4] i2c: ast2600: Add controller driver for AST2600 new register set Ryan Chen
2026-04-15 5:14 ` [PATCH v29 4/4] i2c: ast2600: Add target mode support Ryan Chen
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