xref: /linux/scripts/dtc/include-prefixes/arm/ti/omap/twl4030_omap3.dtsi (revision cdd5b5a9761fd66d17586e4f4ba6588c70e640ea)
1*724ba675SRob Herring// SPDX-License-Identifier: GPL-2.0-only
2*724ba675SRob Herring/*
3*724ba675SRob Herring * Copyright (C) 2013 Linaro, Ltd.
4*724ba675SRob Herring */
5*724ba675SRob Herring
6*724ba675SRob Herring&twl {
7*724ba675SRob Herring	pinctrl-names = "default";
8*724ba675SRob Herring	pinctrl-0 = <&twl4030_pins &twl4030_vpins>;
9*724ba675SRob Herring};
10*724ba675SRob Herring
11*724ba675SRob Herring&omap3_pmx_core {
12*724ba675SRob Herring	/*
13*724ba675SRob Herring	 * On most OMAP3 platforms, the twl4030 IRQ line is connected
14*724ba675SRob Herring	 * to the SYS_NIRQ line on OMAP.  Therefore, configure the
15*724ba675SRob Herring	 * defaults for the SYS_NIRQ pin here.
16*724ba675SRob Herring	 */
17*724ba675SRob Herring	twl4030_pins: twl4030-pins {
18*724ba675SRob Herring		pinctrl-single,pins = <
19*724ba675SRob Herring			OMAP3_CORE1_IOPAD(0x21e0, PIN_INPUT_PULLUP | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* sys_nirq.sys_nirq */
20*724ba675SRob Herring		>;
21*724ba675SRob Herring	};
22*724ba675SRob Herring};
23*724ba675SRob Herring
24*724ba675SRob Herring/*
25*724ba675SRob Herring * If your board is not using the I2C4 pins with twl4030, then don't include
26*724ba675SRob Herring * this file. For proper idle mode signaling with sys_clkreq and sys_off_mode
27*724ba675SRob Herring * pins we need to configure I2C4, or else use the legacy sys_nvmode1 and
28*724ba675SRob Herring * sys_nvmode2 signaling.
29*724ba675SRob Herring */
30*724ba675SRob Herring&omap3_pmx_wkup {
31*724ba675SRob Herring	twl4030_vpins: twl4030-vpins-pins {
32*724ba675SRob Herring		pinctrl-single,pins = <
33*724ba675SRob Herring			OMAP3_WKUP_IOPAD(0x2a00, PIN_INPUT | MUX_MODE0)		/* i2c4_scl.i2c4_scl */
34*724ba675SRob Herring			OMAP3_WKUP_IOPAD(0x2a02, PIN_INPUT | MUX_MODE0)		/* i2c4_sda.i2c4_sda */
35*724ba675SRob Herring			OMAP3_WKUP_IOPAD(0x2a06, PIN_OUTPUT | MUX_MODE0)	/* sys_clkreq.sys_clkreq */
36*724ba675SRob Herring			OMAP3_WKUP_IOPAD(0x2a18, PIN_OUTPUT | MUX_MODE0)	/* sys_off_mode.sys_off_mode */
37*724ba675SRob Herring		>;
38*724ba675SRob Herring	};
39*724ba675SRob Herring};
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