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/Linux-v6.1/Documentation/devicetree/bindings/w1/
Dfsl-imx-owire.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/w1/fsl-imx-owire.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Martin Fuzzey <mfuzzey@parkeon.com>
15 - const: fsl,imx21-owire
16 - items:
17 - enum:
18 - fsl,imx27-owire
19 - fsl,imx50-owire
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/Linux-v6.1/arch/arm/boot/dts/
Dimx27.dtsi1 // SPDX-License-Identifier: GPL-2.0+
5 #include "imx27-pinfunc.h"
7 #include <dt-bindings/clock/imx27-clock.h>
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
13 #address-cells = <1>;
14 #size-cells = <1>;
17 * pre-existing /chosen node to be available to insert the
43 aitc: aitc-interrupt-controller@10040000 {
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Dimx50.dtsi1 // SPDX-License-Identifier: GPL-2.0+
7 #include "imx50-pinfunc.h"
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/clock/imx5-clock.h>
12 #address-cells = <1>;
13 #size-cells = <1>;
16 * pre-existing /chosen node to be available to insert the
47 #address-cells = <1>;
48 #size-cells = <0>;
51 compatible = "arm,cortex-a8";
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Dimx51.dtsi1 // SPDX-License-Identifier: GPL-2.0+
6 #include "imx51-pinfunc.h"
7 #include <dt-bindings/clock/imx5-clock.h>
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
13 #address-cells = <1>;
14 #size-cells = <1>;
17 * pre-existing /chosen node to be available to insert the
42 tzic: tz-interrupt-controller@e0000000 {
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Dimx53.dtsi1 // SPDX-License-Identifier: GPL-2.0+
6 #include "imx53-pinfunc.h"
7 #include <dt-bindings/clock/imx5-clock.h>
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/interrupt-controller/irq.h>
13 #address-cells = <1>;
14 #size-cells = <1>;
17 * pre-existing /chosen node to be available to insert the
50 #address-cells = <1>;
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Dimx25.dtsi1 // SPDX-License-Identifier: GPL-2.0+
5 #include <dt-bindings/gpio/gpio.h>
6 #include "imx25-pinfunc.h"
9 #address-cells = <1>;
10 #size-cells = <1>;
13 * pre-existing /chosen node to be available to insert the
46 #address-cells = <1>;
47 #size-cells = <0>;
50 compatible = "arm,arm926ej-s";
56 asic: asic-interrupt-controller@68000000 {
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/Linux-v6.1/drivers/w1/masters/
Dmxc_w1.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright 2005-2008 Freescale Semiconductor, Inc. All Rights Reserved.
22 # define MXC_W1_CONTROL_WR(x) BIT(5 - (x))
45 writeb(MXC_W1_CONTROL_RPP, dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_reset_bus()
53 u8 ctrl = readb(dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_reset_bus()
55 /* PST bit is valid after the RPP bit is self-cleared */ in mxc_w1_ds2_reset_bus()
73 writeb(MXC_W1_CONTROL_WR(bit), dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_touch_bit()
81 u8 ctrl = readb(dev->regs + MXC_W1_CONTROL); in mxc_w1_ds2_touch_bit()
83 /* RDST bit is valid after the WR1/RD bit is self-cleared */ in mxc_w1_ds2_touch_bit()
98 mdev = devm_kzalloc(&pdev->dev, sizeof(struct mxc_w1_device), in mxc_w1_probe()
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