From: Marek Vasut <marex@denx.de>
To: linux-arm-kernel@lists.infradead.org
Cc: Marek Vasut <marex@denx.de>, Conor Dooley <conor+dt@kernel.org>,
Fabio Estevam <festevam@gmail.com>,
Frieder Schrempf <frieder.schrempf@kontron.de>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Marco Felsch <m.felsch@pengutronix.de>,
NXP Linux Team <linux-imx@nxp.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Rob Herring <robh+dt@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>,
devicetree@vger.kernel.org
Subject: [PATCH] arm64: dts: imx8mp: Describe M24C32-D write-lockable page in DH i.MX8MP DHCOM DT
Date: Sun, 15 Oct 2023 22:01:24 +0200 [thread overview]
Message-ID: <20231015200151.39534-1-marex@denx.de> (raw)
The i.MX8MP DHCOM SoM production rev.200 is populated with M24C32-D
EEPROMs which have Additional Write lockable page at separate I2C
address. Describe the page in DT to make it available.
Signed-off-by: Marek Vasut <marex@denx.de>
---
NOTE: The labels are there so they can be used by U-Boot and DTOs
NOTE: Depends on currently linux-next next-20231013
c761068f484c ("dt-bindings: at24: add ST M24C32-D Additional Write lockable page")
4791146e9055 ("eeprom: at24: add ST M24C32-D Additional Write lockable page support")
---
Cc: Conor Dooley <conor+dt@kernel.org>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Frieder Schrempf <frieder.schrempf@kontron.de>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc: Marco Felsch <m.felsch@pengutronix.de>
Cc: NXP Linux Team <linux-imx@nxp.com>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
---
arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
index d8963f32ec84c..4ae4fdab461e0 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
@@ -420,6 +420,18 @@ eeprom1: eeprom@53 { /* EEPROM with FEC MAC address */
reg = <0x53>;
};
+ eeprom0wl: eeprom@58 {
+ compatible = "atmel,24c32d-wl"; /* M24C32-D WL page of 0x50 */
+ pagesize = <32>;
+ reg = <0x58>;
+ };
+
+ eeprom1wl: eeprom@5b {
+ compatible = "atmel,24c32d-wl"; /* M24C32-D WL page of 0x53 */
+ pagesize = <32>;
+ reg = <0x5b>;
+ };
+
ioexp: gpio@74 {
compatible = "nxp,pca9539";
reg = <0x74>;
--
2.42.0
next reply other threads:[~2023-10-15 20:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-15 20:01 Marek Vasut [this message]
2023-11-27 2:05 ` [PATCH] arm64: dts: imx8mp: Describe M24C32-D write-lockable page in DH i.MX8MP DHCOM DT Shawn Guo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20231015200151.39534-1-marex@denx.de \
--to=marex@denx.de \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=frieder.schrempf@kontron.de \
--cc=kernel@pengutronix.de \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-imx@nxp.com \
--cc=m.felsch@pengutronix.de \
--cc=robh+dt@kernel.org \
--cc=s.hauer@pengutronix.de \
--cc=shawnguo@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).