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dts: uart: kb1200 uart device nodes

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Add uart device nodes and pinctrl nodes for ENE KB1200

Signed-off-by: Steven Chang <steven@ene.com.tw>
This commit is contained in:
Steven Chang 2024-03-15 10:46:28 +08:00 committed by Fabio Baltieri
parent 62245b3ba9
commit 543d550c54
2 changed files with 56 additions and 0 deletions
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32
dts/arm/ene/kb1200-pinctrl.dtsi Normal file
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@ -0,0 +1,32 @@
/*
* Copyright (c) 2023 ENE Technology Inc.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/dt-bindings/pinctrl/ene-kb1200-pinctrl.h>
#include <zephyr/dt-bindings/gpio/gpio.h>
&pinctrl {
/omit-if-no-ref/ uart0_tx_gpio03: uart0_tx_gpio03 {
pinmux = <ENE_KB1200_PINMUX(0x03, PINMUX_FUNC_B)>;
output-enable;
};
/omit-if-no-ref/ uart0_rx_gpio01: uart0_rx_gpio01 {
pinmux = <ENE_KB1200_PINMUX(0x01, PINMUX_FUNC_A)>;
};
/omit-if-no-ref/ uart1_tx_gpio36: uart1_tx_gpio36 {
pinmux = <ENE_KB1200_PINMUX(0x36, PINMUX_FUNC_C)>;
output-enable;
};
/omit-if-no-ref/ uart1_rx_gpio28: uart1_rx_gpio28 {
pinmux = <ENE_KB1200_PINMUX(0x28, PINMUX_FUNC_A)>;
};
/omit-if-no-ref/ uart2_tx_gpio04: uart2_tx_gpio04 {
pinmux = <ENE_KB1200_PINMUX(0x04, PINMUX_FUNC_B)>;
output-enable;
};
/omit-if-no-ref/ uart2_rx_gpio55: uart2_rx_gpio55 {
pinmux = <ENE_KB1200_PINMUX(0x55, PINMUX_FUNC_A)>;
};
};

24
dts/arm/ene/kb1200.dtsi
View file

@ -99,6 +99,30 @@
status = "disabled";
};
};
uart0: serial@40310000 {
compatible = "ene,kb1200-uart";
reg = <0x40310000 0x4c>;
interrupts = <20 3>;
current-speed = <115200>;
status = "disabled";
};
uart1: serial@40310020 {
compatible = "ene,kb1200-uart";
reg = <0x40310020 0x4c>;
interrupts = <20 3>;
current-speed = <115200>;
status = "disabled";
};
uart2: serial@40310040 {
compatible = "ene,kb1200-uart";
reg = <0x40310040 0x4c>;
interrupts = <20 3>;
current-speed = <115200>;
status = "disabled";
};
};
};