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/linux-5.10/drivers/pinctrl/spear/
Dpinctrl-plgpio.c2 * SPEAr platform PLGPIO driver
4 * Copyright (C) 2012 ST Microelectronics
30 * plgpio pins in all machines are not one to one mapped, bitwise with registers
52 * struct plgpio: plgpio driver specific structure
55 * base: base address of plgpio block
58 * machines where mapping b/w pin and offset is not 1-to-1.
60 * machines where mapping b/w pin and offset is not 1-to-1.
65 struct plgpio { struct
110 struct plgpio *plgpio = gpiochip_get_data(chip); in plgpio_direction_input() local
114 if (plgpio->p2o && (plgpio->p2o_regs & PTO_DIR_REG)) { in plgpio_direction_input()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # ST Microelectronics SPEAr PINCTRL drivers
21 bool "ST Microelectronics SPEAr300 SoC pin controller driver"
26 bool "ST Microelectronics SPEAr310 SoC pin controller driver"
32 bool "ST Microelectronics SPEAr320 SoC pin controller driver"
38 bool "ST Microelectronics SPEAr1310 SoC pin controller driver"
44 bool "ST Microelectronics SPEAr1340 SoC pin controller driver"
50 bool "SPEAr SoC PLGPIO Controller"
54 Say yes here to support PLGPIO controller on ST Microelectronics SPEAr
/linux-5.10/arch/arm/boot/dts/
Dspear320.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
12 #address-cells = <1>;
13 #size-cells = <1>;
14 compatible = "simple-bus";
19 compatible = "st,spear320-pinmux";
21 #gpio-range-cells = <3>;
28 interrupt-parent = <&shirq>;
33 compatible = "st,spear600-fsmc-nand";
34 #address-cells = <1>;
35 #size-cells = <1>;
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Dspear310.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
12 #address-cells = <1>;
13 #size-cells = <1>;
14 compatible = "simple-bus";
20 compatible = "st,spear310-pinmux";
22 #gpio-range-cells = <3>;
26 compatible = "st,spear600-fsmc-nand";
27 #address-cells = <1>;
28 #size-cells = <1>;
33 reg-names = "fsmc_regs", "nand_data", "nand_addr", "nand_cmd";
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Dspear1340.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
11 compatible = "st,spear1340";
16 compatible = "st,spear-spics-gpio";
18 st-spics,peripcfg-reg = <0x42c>;
19 st-spics,sw-enable-bit = <21>;
20 st-spics,cs-value-bit = <20>;
21 st-spics,cs-enable-mask = <3>;
22 st-spics,cs-enable-shift = <18>;
23 gpio-controller;
24 #gpio-cells = <2>;
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Dspear1310.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
11 compatible = "st,spear1310";
15 compatible = "st,spear-spics-gpio";
17 st-spics,peripcfg-reg = <0x3b0>;
18 st-spics,sw-enable-bit = <12>;
19 st-spics,cs-value-bit = <11>;
20 st-spics,cs-enable-mask = <3>;
21 st-spics,cs-enable-shift = <8>;
22 gpio-controller;
23 #gpio-cells = <2>;
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/linux-5.10/Documentation/devicetree/bindings/
Dvendor-prefixes.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/vendor-prefixes.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
19 "^(at25|devbus|dmacap|dsa|exynos|fsi[ab]|gpio-fan|gpio|gpmc|hdmi|i2c-gpio),.*": true
21 "^(pinctrl-single|#pinctrl-single|PowerPC),.*": true
22 "^(pl022|pxa-mmc|rcar_sound|rotary-encoder|s5m8767|sdhci),.*": true
23 "^(simple-audio-card|st-plgpio|st-spics|ts),.*": true
38 "^active-semi,.*":
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