From: Clement LE GOFFIC <clement.legoffic@foss.st.com>
To: Julius Werner <jwerner@chromium.org>
Cc: Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@foss.st.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
Jonathan Corbet <corbet@lwn.net>,
Gatien Chevallier <gatien.chevallier@foss.st.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Gabriel Fernandez <gabriel.fernandez@foss.st.com>,
Krzysztof Kozlowski <krzk@kernel.org>,
Le Goffic <legoffic.clement@gmail.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-perf-users@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-stm32@st-md-mailman.stormreply.com>,
<linux-kernel@vger.kernel.org>, <linux-doc@vger.kernel.org>,
<linux-clk@vger.kernel.org>
Subject: Re: [PATCH v3 06/19] dt-bindings: memory: introduce DDR4
Date: Wed, 23 Jul 2025 09:30:46 +0200 [thread overview]
Message-ID: <3e59d670-ee96-4ff2-a6c6-99d8a030e16c@foss.st.com> (raw)
In-Reply-To: <CAODwPW_7aYdEzdUJ7b2nT4-zS9bu_hbNqjc7+_wSHbedXZXJ=Q@mail.gmail.com>
Hi Julius,
On 7/22/25 23:57, Julius Werner wrote:
>> + - pattern: "^ddr4-[0-9a-f]{2},[0-9a-f]{4}$"
>
> This pattern doesn't really make sense when DDR4 doesn't have the same
> manufacturer ID / revision ID format as LPDDR. You could either only
> leave the fallback constant for now, or define a new auto-generated
> format that matches what DDR4 SPD provides (which I believe, if I read
> Wikipedia right, is a two byte manufacturer ID and then an up to 20
> character ASCII part number string -- so it could be
> `^ddr4-[0-9a-f{2},[0-9A-Za-z]{1,20}$`).
Oh ok I didn't catch that it should be from the SPD.
I'll propose something.
Best regards,
Clément
next prev parent reply other threads:[~2025-07-23 7:33 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-22 14:03 [PATCH v3 00/19] Introduce STM32 DDR PMU for STM32MP platforms Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 01/19] bus: firewall: move stm32_firewall header file in include folder Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 02/19] dt-bindings: stm32: stm32mp25: add `access-controller-cell` property Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 03/19] clk: stm32mp25: add firewall grant_access ops Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 04/19] arm64: dts: st: set rcc as an access-controller Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 05/19] dt-bindings: memory: factorise LPDDR props into memory props Clément Le Goffic
2025-07-22 21:57 ` Julius Werner
2025-07-23 7:21 ` Clement LE GOFFIC
2025-07-22 14:03 ` [PATCH v3 06/19] dt-bindings: memory: introduce DDR4 Clément Le Goffic
2025-07-22 21:57 ` Julius Werner
2025-07-23 7:30 ` Clement LE GOFFIC [this message]
2025-07-22 14:03 ` [PATCH v3 07/19] dt-bindings: memory: factorise LPDDR channel binding into memory channel Clément Le Goffic
2025-07-22 21:58 ` Julius Werner
2025-07-23 7:54 ` Clement LE GOFFIC
2025-07-23 6:57 ` Krzysztof Kozlowski
2025-07-23 7:06 ` Krzysztof Kozlowski
2025-07-23 8:14 ` Clement LE GOFFIC
2025-07-23 8:10 ` Clement LE GOFFIC
2025-07-23 8:18 ` Krzysztof Kozlowski
2025-07-23 21:16 ` Julius Werner
2025-07-22 14:03 ` [PATCH v3 08/19] dt-binding: memory: add DDR4 channel compatible Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 09/19] arm64: dts: st: add LPDDR channel to stm32mp257f-dk board Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 10/19] arm64: dts: st: add DDR channel to stm32mp257f-ev1 board Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 11/19] dt-bindings: perf: stm32: introduce DDRPERFM dt-bindings Clément Le Goffic
2025-07-22 17:01 ` Rob Herring (Arm)
2025-07-22 14:03 ` [PATCH v3 12/19] perf: stm32: introduce DDRPERFM driver Clément Le Goffic
2025-07-25 10:56 ` Jonathan Cameron
2025-07-25 10:59 ` Jonathan Cameron
2025-07-28 13:12 ` Clement LE GOFFIC
2025-07-28 13:12 ` Clement LE GOFFIC
2025-07-22 14:03 ` [PATCH v3 13/19] Documentation: perf: stm32: add ddrperfm support Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 14/19] MAINTAINERS: add myself as STM32 DDR PMU maintainer Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 15/19] ARM: dts: stm32: add ddrperfm on stm32mp131 Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 16/19] ARM: dts: stm32: add ddrperfm on stm32mp151 Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 17/19] arm64: dts: st: add ddrperfm on stm32mp251 Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 18/19] arm64: dts: st: support ddrperfm on stm32mp257f-dk Clément Le Goffic
2025-07-22 14:03 ` [PATCH v3 19/19] arm64: dts: st: support ddrperfm on stm32mp257f-ev1 Clément Le Goffic
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