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dts: arm: npcx: add I2C port helper macro

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As title.

Signed-off-by: Alvis Sun <yfsun@nuvoton.com>
This commit is contained in:
Alvis Sun 2024-12-30 16:44:36 +08:00 committed by Benjamin Cabé
parent 3bccb227ae
commit 2d465707c9
4 changed files with 32 additions and 13 deletions
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21
dts/arm/nuvoton/npcx/npcx.dtsi
View file

@ -12,6 +12,7 @@
#include <zephyr/dt-bindings/flash_controller/npcx_fiu_qspi.h>
#include <zephyr/dt-bindings/gpio/gpio.h>
#include <zephyr/dt-bindings/i2c/i2c.h>
#include <zephyr/dt-bindings/i2c/npcx-i2c.h>
#include <zephyr/dt-bindings/pinctrl/npcx-pinctrl.h>
#include <zephyr/dt-bindings/pwm/pwm.h>
#include <zephyr/dt-bindings/sensor/npcx_tach.h>
@ -484,7 +485,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x00>;
port = <NPCX_I2C_CTRL_PORT(0, 0)>;
controller = <&i2c_ctrl0>;
status = "disabled";
};
@ -493,7 +494,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x10>;
port = <NPCX_I2C_CTRL_PORT(1, 0)>;
controller = <&i2c_ctrl1>;
status = "disabled";
};
@ -502,7 +503,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x20>;
port = <NPCX_I2C_CTRL_PORT(2, 0)>;
controller = <&i2c_ctrl2>;
status = "disabled";
};
@ -511,7 +512,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x30>;
port = <NPCX_I2C_CTRL_PORT(3, 0)>;
controller = <&i2c_ctrl3>;
status = "disabled";
};
@ -520,7 +521,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x41>;
port = <NPCX_I2C_CTRL_PORT(4, 1)>;
controller = <&i2c_ctrl4>;
status = "disabled";
};
@ -529,7 +530,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x50>;
port = <NPCX_I2C_CTRL_PORT(5, 0)>;
controller = <&i2c_ctrl5>;
status = "disabled";
};
@ -538,7 +539,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x51>;
port = <NPCX_I2C_CTRL_PORT(5, 1)>;
controller = <&i2c_ctrl5>;
status = "disabled";
};
@ -547,7 +548,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x60>;
port = <NPCX_I2C_CTRL_PORT(6, 0)>;
controller = <&i2c_ctrl6>;
status = "disabled";
};
@ -556,7 +557,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x61>;
port = <NPCX_I2C_CTRL_PORT(6, 1)>;
controller = <&i2c_ctrl6>;
status = "disabled";
};
@ -565,7 +566,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x70>;
port = <NPCX_I2C_CTRL_PORT(7, 0)>;
controller = <&i2c_ctrl7>;
status = "disabled";
};

4
dts/arm/nuvoton/npcx/npcx4.dtsi
View file

@ -522,7 +522,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x40>;
port = <NPCX_I2C_CTRL_PORT(4, 0)>;
controller = <&i2c_ctrl4>;
status = "disabled";
};
@ -531,7 +531,7 @@
compatible = "nuvoton,npcx-i2c-port";
#address-cells = <1>;
#size-cells = <0>;
port = <0x71>;
port = <NPCX_I2C_CTRL_PORT(7, 1)>;
controller = <&i2c_ctrl7>;
status = "disabled";
};

8
dts/bindings/i2c/nuvoton,npcx-i2c-port.yaml
View file

@ -11,7 +11,13 @@ properties:
port:
type: int
required: true
description: index of i2c port
description: |
Index of i2c port
This property is used to differentiate between multiple I2C ports controlled by the same
or different I2C controllers.
Bit[7:4] module id (controller).
Bit[3:0] port id.
Use the macro NPCX_I2C_CTRL_PORT(ctrl, port) to set this property.
controller:
type: phandle

12
include/zephyr/dt-bindings/i2c/npcx-i2c.h Normal file
View file

@ -0,0 +1,12 @@
/*
* Copyright (c) 2024 Nuvoton Technology Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_I2C_NPCX_H_
#define ZEPHYR_INCLUDE_DT_BINDINGS_I2C_NPCX_H_
#define NPCX_I2C_CTRL_PORT(ctrl, port) (((ctrl & 0xf) << 4) | (port & 0xf))
#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_I2C_NPCX_H_ */