From: Conor Dooley <conor@kernel.org>
To: Santhosh Kumar K <s-k6@ti.com>
Cc: broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org,
conor+dt@kernel.org, miquel.raynal@bootlin.com, richard@nod.at,
vigneshr@ti.com, pratyush@kernel.org, mwalle@kernel.org,
takahiro.kuwano@infineon.com, linux-spi@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mtd@lists.infradead.org, praneeth@ti.com, u-kumar1@ti.com,
a-dutta@ti.com
Subject: Re: [PATCH v4 01/16] spi: dt-bindings: add spi-max-post-config-frequency property
Date: Thu, 18 Jun 2026 17:36:19 +0100 [thread overview]
Message-ID: <20260618-riveter-hazard-5b0dfeda7e04@spud> (raw)
In-Reply-To: <20260618073725.84733-2-s-k6@ti.com>
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On Thu, Jun 18, 2026 at 01:07:10PM +0530, Santhosh Kumar K wrote:
> Add spi-max-post-config-frequency, a generic uint32 property for SPI
> peripherals that support two distinct clock rates: a conservative rate
> always reachable without controller configuration, and a higher rate
> reachable only after controller-side configuration such as PHY tuning.
>
> When both properties are present, spi-max-frequency gives the
> conservative pre-configuration rate and spi-max-post-config-frequency
> gives the higher post-configuration target.
>
> Signed-off-by: Santhosh Kumar K <s-k6@ti.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
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WARNING: multiple messages have this Message-ID (diff)
From: Conor Dooley <conor@kernel.org>
To: Santhosh Kumar K <s-k6@ti.com>
Cc: broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org,
conor+dt@kernel.org, miquel.raynal@bootlin.com, richard@nod.at,
vigneshr@ti.com, pratyush@kernel.org, mwalle@kernel.org,
takahiro.kuwano@infineon.com, linux-spi@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mtd@lists.infradead.org, praneeth@ti.com, u-kumar1@ti.com,
a-dutta@ti.com
Subject: Re: [PATCH v4 01/16] spi: dt-bindings: add spi-max-post-config-frequency property
Date: Thu, 18 Jun 2026 17:36:19 +0100 [thread overview]
Message-ID: <20260618-riveter-hazard-5b0dfeda7e04@spud> (raw)
In-Reply-To: <20260618073725.84733-2-s-k6@ti.com>
[-- Attachment #1.1: Type: text/plain, Size: 680 bytes --]
On Thu, Jun 18, 2026 at 01:07:10PM +0530, Santhosh Kumar K wrote:
> Add spi-max-post-config-frequency, a generic uint32 property for SPI
> peripherals that support two distinct clock rates: a conservative rate
> always reachable without controller configuration, and a higher rate
> reachable only after controller-side configuration such as PHY tuning.
>
> When both properties are present, spi-max-frequency gives the
> conservative pre-configuration rate and spi-max-post-config-frequency
> gives the higher post-configuration target.
>
> Signed-off-by: Santhosh Kumar K <s-k6@ti.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
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next prev parent reply other threads:[~2026-06-18 16:36 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-18 7:37 [PATCH v4 00/16] spi: cadence-quadspi: add PHY tuning support Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:37 ` [PATCH v4 01/16] spi: dt-bindings: add spi-max-post-config-frequency property Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 16:36 ` Conor Dooley [this message]
2026-06-18 16:36 ` Conor Dooley
2026-06-22 9:14 ` Krzysztof Kozlowski
2026-06-22 9:14 ` Krzysztof Kozlowski
2026-06-22 19:46 ` Conor Dooley
2026-06-22 19:46 ` Conor Dooley
2026-06-18 7:37 ` [PATCH v4 02/16] spi: dt-bindings: add spi-phy-pattern-partition property Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:50 ` sashiko-bot
2026-06-22 9:17 ` Krzysztof Kozlowski
2026-06-22 9:17 ` Krzysztof Kozlowski
2026-06-22 17:11 ` Miquel Raynal
2026-06-22 17:11 ` Miquel Raynal
2026-06-18 7:37 ` [PATCH v4 03/16] spi: parse spi-max-post-config-frequency into post_config_max_speed_hz Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:54 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 04/16] spi: spi-mem: teach spi_mem_adjust_op_freq() about post-config ops Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 8:02 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 05/16] spi: spi-mem: add execute_tuning callback and spi_mem_execute_tuning() Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:57 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 06/16] spi: cadence-quadspi: move cqspi_readdata_capture earlier Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:48 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 07/16] spi: cadence-quadspi: add DQS support to read data capture Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:37 ` [PATCH v4 08/16] spi: cadence-quadspi: add PHY tuning support Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:59 ` sashiko-bot
2026-06-19 17:33 ` Mark Brown
2026-06-19 17:33 ` Mark Brown
2026-06-18 7:37 ` [PATCH v4 09/16] spi: cadence-quadspi: skip DDR PHY tuning for 2-byte-address ops (i2383) Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 8:04 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 10/16] spi: cadence-quadspi: refactor direct read path for PHY support Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:57 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 11/16] spi: cadence-quadspi: enable PHY for direct reads Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:53 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 12/16] spi: cadence-quadspi: enable PHY for indirect writes Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:53 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 13/16] mtd: spinand: extract variant ranking logic into spinand_op_find_best() Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:37 ` [PATCH v4 14/16] mtd: spinand: negotiate optimal PHY operating point before dirmap creation Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 8:02 ` sashiko-bot
2026-06-18 7:37 ` [PATCH v4 15/16] mtd: spi-nor: extract read op template construction into helper Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 7:37 ` [PATCH v4 16/16] mtd: spi-nor: run PHY tuning after init and update dirmap frequency Santhosh Kumar K
2026-06-18 7:37 ` Santhosh Kumar K
2026-06-18 8:01 ` sashiko-bot
2026-06-22 4:30 ` [PATCH v4 00/16] spi: cadence-quadspi: add PHY tuning support Mahapatra, Amit Kumar
2026-06-22 4:30 ` Mahapatra, Amit Kumar
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