From: Marek Vasut <marex@denx.de>
To: linux-arm-kernel@lists.infradead.org
Cc: Marek Vasut <marex@denx.de>, Fabio Estevam <festevam@gmail.com>,
Shawn Guo <shawnguo@kernel.org>,
NXP Linux Team <linux-imx@nxp.com>
Subject: [PATCH V2 1/8] ARM: dts: imx53: Update UART configuration on M53Menlo
Date: Thu, 16 May 2019 00:45:54 +0200 [thread overview]
Message-ID: <20190515224601.4527-1-marex@denx.de> (raw)
Enable flow control lines on UART1 and UART2, add matching pinmux entries.
Add and enable UART3 with RS485 mode enabled on boot.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: NXP Linux Team <linux-imx@nxp.com>
To: linux-arm-kernel@lists.infradead.org
---
V2: No change
---
arch/arm/boot/dts/imx53-m53menlo.dts | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/arch/arm/boot/dts/imx53-m53menlo.dts b/arch/arm/boot/dts/imx53-m53menlo.dts
index f0a3fde0739c..62bc6a95a477 100644
--- a/arch/arm/boot/dts/imx53-m53menlo.dts
+++ b/arch/arm/boot/dts/imx53-m53menlo.dts
@@ -244,6 +244,8 @@
fsl,pins = <
MX53_PAD_PATA_DIOW__UART1_TXD_MUX 0x1e4
MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1e4
+ MX53_PAD_PATA_IORDY__UART1_RTS 0x1e4
+ MX53_PAD_PATA_RESET_B__UART1_CTS 0x1e4
>;
};
@@ -251,6 +253,16 @@
fsl,pins = <
MX53_PAD_PATA_BUFFER_EN__UART2_RXD_MUX 0x1e4
MX53_PAD_PATA_DMARQ__UART2_TXD_MUX 0x1e4
+ MX53_PAD_PATA_DIOR__UART2_RTS 0x1e4
+ MX53_PAD_PATA_INTRQ__UART2_CTS 0x1e4
+ >;
+ };
+
+ pinctrl_uart3: uart3grp {
+ fsl,pins = <
+ MX53_PAD_PATA_CS_1__UART3_RXD_MUX 0x1e4
+ MX53_PAD_PATA_CS_0__UART3_TXD_MUX 0x1e4
+ MX53_PAD_PATA_DA_2__UART3_RTS 0x1e4
>;
};
@@ -287,12 +299,21 @@
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
+ uart-has-rtscts;
status = "okay";
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2>;
+ uart-has-rtscts;
+ status = "okay";
+};
+
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart3>;
+ linux,rs485-enabled-at-boot-time;
status = "okay";
};
--
2.20.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2019-05-15 22:46 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-15 22:45 Marek Vasut [this message]
2019-05-15 22:45 ` [PATCH V2 2/8] ARM: dts: imx53: Update USB configuration on M53Menlo Marek Vasut
2019-05-15 22:45 ` [PATCH V2 3/8] ARM: dts: imx53: Add ethernet PHY reset " Marek Vasut
2019-05-15 22:45 ` [PATCH V2 4/8] ARM: dts: imx53: Select netdev trigger for Yellow LED " Marek Vasut
2019-05-15 22:45 ` [PATCH V2 5/8] ARM: dts: imx53: Add power GPIOs " Marek Vasut
2019-05-15 22:45 ` [PATCH V2 6/8] ARM: dts: imx53: Add GPIO beeper " Marek Vasut
2019-05-15 22:46 ` [PATCH V2 7/8] ARM: dts: imx53: Add GPIO line names " Marek Vasut
2019-05-15 22:46 ` [PATCH V2 8/8] ARM: dts: imx53: Update pinmux settings " Marek Vasut
2019-05-16 11:36 ` [PATCH V2 1/8] ARM: dts: imx53: Update UART configuration " Fabio Estevam
2019-05-17 2:18 ` 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=20190515224601.4527-1-marex@denx.de \
--to=marex@denx.de \
--cc=festevam@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-imx@nxp.com \
--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).