From: Frank Li <Frank.Li@nxp.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND
FLATTENED DEVICE TREE BINDINGS),
imx@lists.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM
ARCHITECTURE),
linux-arm-kernel@lists.infradead.org (moderated
list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
linux-kernel@vger.kernel.org (open list)
Cc: imx@lists.linux.dev
Subject: [PATCH] ARM64: dts: imx8mp-evk: add ecspi2 support
Date: Thu, 6 Mar 2025 17:23:58 -0500 [thread overview]
Message-ID: <20250306222359.797855-1-Frank.Li@nxp.com> (raw)
From: Clark Wang <xiaoning.wang@nxp.com>
Add ecspi2 node to support ECSPI on i.MX8MP EVK board.
Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 30 ++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index c26954e5a6056..566fcf6aa5ef6 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -309,6 +309,22 @@ &aud2htx {
status = "okay";
};
+&ecspi2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ num-cs = <1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ecspi2 &pinctrl_ecspi2_cs>;
+ cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ spidev1: spi@0 {
+ compatible = "rohm,dh2228fv";
+ reg = <0>;
+ spi-max-frequency = <500000>;
+ };
+};
+
&eqos {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_eqos>;
@@ -835,6 +851,20 @@ MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0xd6
>;
};
+ pinctrl_ecspi2: ecspi2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_ECSPI2_SCLK__ECSPI2_SCLK 0x82
+ MX8MP_IOMUXC_ECSPI2_MOSI__ECSPI2_MOSI 0x82
+ MX8MP_IOMUXC_ECSPI2_MISO__ECSPI2_MISO 0x82
+ >;
+ };
+
+ pinctrl_ecspi2_cs: ecspi2csgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_ECSPI2_SS0__GPIO5_IO13 0x40000
+ >;
+ };
+
pinctrl_eqos: eqosgrp {
fsl,pins = <
MX8MP_IOMUXC_ENET_MDC__ENET_QOS_MDC 0x2
--
2.34.1
next reply other threads:[~2025-03-06 22:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-06 22:23 Frank Li [this message]
2025-03-06 22:55 ` [PATCH] ARM64: dts: imx8mp-evk: add ecspi2 support Fabio Estevam
2025-03-06 23:06 ` Frank Li
2025-03-14 16:15 ` Fabio Estevam
2025-03-07 12:49 ` Krzysztof Kozlowski
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=20250306222359.797855-1-Frank.Li@nxp.com \
--to=frank.li@nxp.com \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=imx@lists.linux.dev \
--cc=kernel@pengutronix.de \
--cc=krzk+dt@kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=robh@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