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Message-ID: <20251013191207.4135075-1-robh@kernel.org>
Date: Mon, 13 Oct 2025 14:12:05 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Andreas Färber <afaerber@...e.de>,
Manivannan Sadhasivam <mani@...nel.org>,
Linus Walleij <linus.walleij@...aro.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org,
linux-actions@...ts.infradead.org,
linux-gpio@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] dt-bindings: pinctrl: Convert actions,s700-pinctrl to DT schema
Convert the actions,s700-pinctrl binding to DT schema format. It's a
straight-forward conversion.
Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
.../bindings/pinctrl/actions,s700-pinctrl.txt | 170 ---------------
.../pinctrl/actions,s700-pinctrl.yaml | 204 ++++++++++++++++++
2 files changed, 204 insertions(+), 170 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.txt
create mode 100644 Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.yaml
diff --git a/Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.txt
deleted file mode 100644
index d13ff82f8518..000000000000
--- a/Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.txt
+++ /dev/null
@@ -1,170 +0,0 @@
-Actions Semi S700 Pin Controller
-
-This binding describes the pin controller found in the S700 SoC.
-
-Required Properties:
-
-- compatible: Should be "actions,s700-pinctrl"
-- reg: Should contain the register base address and size of
- the pin controller.
-- clocks: phandle of the clock feeding the pin controller
-- gpio-controller: Marks the device node as a GPIO controller.
-- gpio-ranges: Specifies the mapping between gpio controller and
- pin-controller pins.
-- #gpio-cells: Should be two. The first cell is the gpio pin number
- and the second cell is used for optional parameters.
-- interrupt-controller: Marks the device node as an interrupt controller.
-- #interrupt-cells: Specifies the number of cells needed to encode an
- interrupt. Shall be set to 2. The first cell
- defines the interrupt number, the second encodes
- the trigger flags described in
- bindings/interrupt-controller/interrupts.txt
-- interrupts: The interrupt outputs from the controller. There is one GPIO
- interrupt per GPIO bank. The number of interrupts listed depends
- on the number of GPIO banks on the SoC. The interrupts must be
- ordered by bank, starting with bank 0.
-
-Please refer to pinctrl-bindings.txt in this directory for details of the
-common pinctrl bindings used by client devices, including the meaning of the
-phrase "pin configuration node".
-
-The pin configuration nodes act as a container for an arbitrary number of
-subnodes. Each of these subnodes represents some desired configuration for a
-pin, a group, or a list of pins or groups. This configuration can include the
-mux function to select on those group(s), and various pin configuration
-parameters, such as pull-up, drive strength, etc.
-
-PIN CONFIGURATION NODES:
-
-The name of each subnode is not important; all subnodes should be enumerated
-and processed purely based on their content.
-
-Each subnode only affects those parameters that are explicitly listed. In
-other words, a subnode that lists a mux function but no pin configuration
-parameters implies no information about any pin configuration parameters.
-Similarly, a pin subnode that describes a pullup parameter implies no
-information about e.g. the mux function.
-
-Pinmux functions are available only for the pin groups while pinconf
-parameters are available for both pin groups and individual pins.
-
-The following generic properties as defined in pinctrl-bindings.txt are valid
-to specify in a pin configuration subnode:
-
-Required Properties:
-
-- pins: An array of strings, each string containing the name of a pin.
- These pins are used for selecting the pull control and schmitt
- trigger parameters. The following are the list of pins
- available:
-
- eth_txd0, eth_txd1, eth_txd2, eth_txd3, eth_txen, eth_rxer,
- eth_crs_dv, eth_rxd1, eth_rxd0, eth_rxd2, eth_rxd3, eth_ref_clk,
- eth_mdc, eth_mdio, sirq0, sirq1, sirq2, i2s_d0, i2s_bclk0,
- i2s_lrclk0, i2s_mclk0, i2s_d1, i2s_bclk1, i2s_lrclk1, i2s_mclk1,
- pcm1_in, pcm1_clk, pcm1_sync, pcm1_out, ks_in0, ks_in1, ks_in2,
- ks_in3, ks_out0, ks_out1, ks_out2, lvds_oep, lvds_oen, lvds_odp,
- lvds_odn, lvds_ocp, lvds_ocn, lvds_obp, lvds_obn, lvds_oap,
- lvds_oan, lvds_eep, lvds_een, lvds_edp, lvds_edn, lvds_ecp,
- lvds_ecn, lvds_ebp, lvds_ebn, lvds_eap, lvds_ean, lcd0_d18,
- lcd0_d2, dsi_dp3, dsi_dn3, dsi_dp1, dsi_dn1, dsi_cp, dsi_cn,
- dsi_dp0, dsi_dn0, dsi_dp2, dsi_dn2, sd0_d0, sd0_d1, sd0_d2,
- sd0_d3, sd1_d0, sd1_d1, sd1_d2, sd1_d3, sd0_cmd, sd0_clk,
- sd1_cmd, sd1_clk, spi0_ss, spi0_miso, uart0_rx, uart0_tx,
- uart2_rx, uart2_tx, uart2_rtsb, uart2_ctsb, uart3_rx, uart3_tx,
- uart3_rtsb, uart3_ctsb, i2c0_sclk, i2c0_sdata, i2c1_sclk,
- i2c1_sdata, i2c2_sdata, csi_dn0, csi_dp0, csi_dn1, csi_dp1,
- csi_cn, csi_cp, csi_dn2, csi_dp2, csi_dn3, csi_dp3,
- sensor0_pclk, sensor0_ckout, dnand_d0, dnand_d1, dnand_d2,
- dnand_d3, dnand_d4, dnand_d5, dnand_d6, dnand_d7, dnand_wrb,
- dnand_rdb, dnand_rdbn, dnand_dqs, dnand_dqsn, dnand_rb0,
- dnand_ale, dnand_cle, dnand_ceb0, dnand_ceb1, dnand_ceb2,
- dnand_ceb3, porb, clko_25m, bsel, pkg0, pkg1, pkg2, pkg3
-
-- groups: An array of strings, each string containing the name of a pin
- group. These pin groups are used for selecting the pinmux
- functions.
- rgmii_txd23_mfp, rgmii_rxd2_mfp, rgmii_rxd3_mfp, lcd0_d18_mfp,
- rgmii_txd01_mfp, rgmii_txd0_mfp, rgmii_txd1_mfp, rgmii_txen_mfp,
- rgmii_rxen_mfp, rgmii_rxd1_mfp, rgmii_rxd0_mfp, rgmii_ref_clk_mfp,
- i2s_d0_mfp, i2s_pcm1_mfp, i2s0_pcm0_mfp, i2s1_pcm0_mfp,
- i2s_d1_mfp, ks_in2_mfp, ks_in1_mfp, ks_in0_mfp, ks_in3_mfp,
- ks_out0_mfp, ks_out1_mfp, ks_out2_mfp, lvds_o_pn_mfp, dsi_dn0_mfp,
- dsi_dp2_mfp, lcd0_d2_mfp, dsi_dp3_mfp, dsi_dn3_mfp, dsi_dp0_mfp,
- lvds_ee_pn_mfp, uart2_rx_tx_mfp, spi0_i2c_pcm_mfp, dsi_dnp1_cp_d2_mfp,
- dsi_dnp1_cp_d17_mfp, lvds_e_pn_mfp, dsi_dn2_mfp, uart2_rtsb_mfp,
- uart2_ctsb_mfp, uart3_rtsb_mfp, uart3_ctsb_mfp, sd0_d0_mfp, sd0_d1_mfp,
- sd0_d2_d3_mfp, sd1_d0_d3_mfp, sd0_cmd_mfp, sd0_clk_mfp, sd1_cmd_mfp,
- uart0_rx_mfp, clko_25m_mfp, csi_cn_cp_mfp, sens0_ckout_mfp, uart0_tx_mfp,
- i2c0_mfp, csi_dn_dp_mfp, sen0_pclk_mfp, pcm1_in_mfp, pcm1_clk_mfp,
- pcm1_sync_mfp, pcm1_out_mfp, dnand_data_wr_mfp, dnand_acle_ce0_mfp,
- nand_ceb2_mfp, nand_ceb3_mfp
-
- These pin groups are used for selecting the drive strength
- parameters.
-
- sirq_drv, rgmii_txd23_drv, rgmii_rxd23_drv, rgmii_txd01_txen_drv,
- rgmii_rxer_drv, rgmii_crs_drv, rgmii_rxd10_drv, rgmii_ref_clk_drv,
- smi_mdc_mdio_drv, i2s_d0_drv, i2s_bclk0_drv, i2s3_drv, i2s13_drv,
- pcm1_drv, ks_in_drv, ks_out_drv, lvds_all_drv, lcd_d18_d2_drv,
- dsi_all_drv, sd0_d0_d3_drv, sd0_cmd_drv, sd0_clk_drv, spi0_all_drv,
- uart0_rx_drv, uart0_tx_drv, uart2_all_drv, i2c0_all_drv, i2c12_all_drv,
- sens0_pclk_drv, sens0_ckout_drv, uart3_all_drv
-
-- function: An array of strings, each string containing the name of the
- pinmux functions. These functions can only be selected by
- the corresponding pin groups. The following are the list of
- pinmux functions available:
-
- nor, eth_rgmii, eth_sgmii, spi0, spi1, spi2, spi3, seNs0, sens1,
- uart0, uart1, uart2, uart3, uart4, uart5, uart6, i2s0, i2s1,
- pcm1, pcm0, ks, jtag, pwm0, pwm1, pwm2, pwm3, pwm4, pwm5, p0,
- sd0, sd1, sd2, i2c0, i2c1, i2c2, i2c3, dsi, lvds, usb30,
- clko_25m, mipi_csi, nand, spdif, sirq0, sirq1, sirq2, bt, lcd0
-
-Optional Properties:
-
-- bias-pull-down: No arguments. The specified pins should be configured as
- pull down.
-- bias-pull-up: No arguments. The specified pins should be configured as
- pull up.
-- input-schmitt-enable: No arguments: Enable schmitt trigger for the specified
- pins
-- input-schmitt-disable: No arguments: Disable schmitt trigger for the specified
- pins
-- drive-strength: Integer. Selects the drive strength for the specified
- pins in mA.
- Valid values are:
- <2>
- <4>
- <8>
- <12>
-
-Example:
-
- pinctrl: pinctrl@...b0000 {
- compatible = "actions,s700-pinctrl";
- reg = <0x0 0xe01b0000 0x0 0x1000>;
- clocks = <&cmu CLK_GPIO>;
- gpio-controller;
- gpio-ranges = <&pinctrl 0 0 136>;
- #gpio-cells = <2>;
- interrupt-controller;
- #interrupt-cells = <2>;
- interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
-
- uart3-default: uart3-default {
- pinmux {
- groups = "uart3_rtsb_mfp", "uart3_ctsb_mfp";
- function = "uart3";
- };
- pinconf {
- groups = "uart3_all_drv";
- drive-strength = <2>;
- };
- };
- };
diff --git a/Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.yaml
new file mode 100644
index 000000000000..9597b983c332
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/actions,s700-pinctrl.yaml
@@ -0,0 +1,204 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/actions,s700-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Actions Semi S700 Pin Controller
+
+maintainers:
+ - Manivannan Sadhasivam <mani@...nel.org>
+
+properties:
+ compatible:
+ const: actions,s700-pinctrl
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ gpio-controller: true
+
+ gpio-line-names:
+ maxItems: 136
+
+ gpio-ranges: true
+
+ '#gpio-cells':
+ const: 2
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ const: 2
+
+ interrupts:
+ maxItems: 5
+ description:
+ The interrupt outputs from the controller. There is one GPIO interrupt per
+ GPIO bank. The interrupts must be ordered by bank, starting with
+ bank 0.
+
+additionalProperties:
+ type: object
+ description: Pin configuration subnode
+ additionalProperties: false
+
+ properties:
+ pinmux:
+ description: Configure pin multiplexing.
+ type: object
+ $ref: /schemas/pinctrl/pinmux-node.yaml#
+ additionalProperties: false
+
+ properties:
+ groups:
+ items:
+ enum: [
+ rgmii_txd23_mfp, rgmii_rxd2_mfp, rgmii_rxd3_mfp, lcd0_d18_mfp,
+ rgmii_txd01_mfp, rgmii_txd0_mfp, rgmii_txd1_mfp, rgmii_txen_mfp,
+ rgmii_rxen_mfp, rgmii_rxd1_mfp, rgmii_rxd0_mfp, rgmii_ref_clk_mfp,
+ i2c1_dummy, i2c2_dummy, i2s_d0_mfp, i2s_pcm1_mfp, i2s0_pcm0_mfp, i2s1_pcm0_mfp,
+ i2s_d1_mfp, ks_in2_mfp, ks_in1_mfp, ks_in0_mfp, ks_in3_mfp,
+ ks_out0_mfp, ks_out1_mfp, ks_out2_mfp, lvds_o_pn_mfp, dsi_dn0_mfp,
+ dsi_dp2_mfp, lcd0_d2_mfp, dsi_dp3_mfp, dsi_dn3_mfp, dsi_dp0_mfp,
+ lvds_ee_pn_mfp, uart2_rx_tx_mfp, spi0_i2c_pcm_mfp,
+ dsi_dnp1_cp_d2_mfp, dsi_dnp1_cp_d17_mfp, lvds_e_pn_mfp,
+ dsi_dn2_mfp, uart2_rtsb_mfp, uart2_ctsb_mfp, uart3_rtsb_mfp,
+ uart3_ctsb_mfp, sd0_d0_mfp, sd0_d1_mfp, sd0_d2_d3_mfp,
+ sd1_d0_d3_mfp, sd0_cmd_mfp, sd0_clk_mfp, sd1_cmd_mfp,
+ uart0_rx_mfp, clko_25m_mfp, csi_cn_cp_mfp, sens0_ckout_mfp,
+ uart0_tx_mfp, i2c0_mfp, csi_dn_dp_mfp, sen0_pclk_mfp, pcm1_in_mfp,
+ pcm1_clk_mfp, pcm1_sync_mfp, pcm1_out_mfp, dnand_data_wr_mfp,
+ dnand_acle_ce0_mfp, nand_ceb2_mfp, nand_ceb3_mfp
+ ]
+
+ function:
+ items:
+ enum: [
+ nor, eth_rgmii, eth_sgmii, spi0, spi1, spi2, spi3, seNs0, sens1,
+ uart0, uart1, uart2, uart3, uart4, uart5, uart6, i2s0, i2s1, pcm1,
+ pcm0, ks, jtag, pwm0, pwm1, pwm2, pwm3, pwm4, pwm5, p0, sd0, sd1,
+ sd2, i2c0, i2c1, i2c2, i2c3, dsi, lvds, usb30, clko_25m, mipi_csi,
+ nand, spdif, sirq0, sirq1, sirq2, bt, lcd0
+ ]
+
+ required:
+ - groups
+ - function
+
+ pinconf:
+ description: Configure pin-specific parameters.
+ type: object
+ allOf:
+ - $ref: /schemas/pinctrl/pincfg-node.yaml#
+ - $ref: /schemas/pinctrl/pinmux-node.yaml#
+ additionalProperties: false
+
+ properties:
+ groups:
+ items:
+ enum: [
+ sirq_drv, rgmii_txd23_drv, rgmii_rxd23_drv, rgmii_txd01_txen_drv,
+ rgmii_rxer_drv, rgmii_crs_drv, rgmii_rxd10_drv, rgmii_ref_clk_drv,
+ smi_mdc_mdio_drv, i2s_d0_drv, i2s_bclk0_drv, i2s3_drv, i2s13_drv,
+ pcm1_drv, ks_in_drv, ks_out_drv, lvds_all_drv, lcd_d18_d2_drv,
+ dsi_all_drv, sd0_d0_d3_drv, sd0_cmd_drv, sd0_clk_drv,
+ spi0_all_drv, uart0_rx_drv, uart0_tx_drv, uart2_all_drv,
+ i2c0_all_drv, i2c12_all_drv, sens0_pclk_drv, sens0_ckout_drv,
+ uart3_all_drv
+ ]
+
+ pins:
+ items:
+ enum: [
+ eth_txd0, eth_txd1, eth_txd2, eth_txd3, eth_txen, eth_rxer,
+ eth_crs_dv, eth_rxd1, eth_rxd0, eth_rxd2, eth_rxd3, eth_ref_clk,
+ eth_mdc, eth_mdio, sirq0, sirq1, sirq2, i2s_d0, i2s_bclk0,
+ i2s_lrclk0, i2s_mclk0, i2s_d1, i2s_bclk1, i2s_lrclk1, i2s_mclk1,
+ pcm1_in, pcm1_clk, pcm1_sync, pcm1_out, ks_in0, ks_in1, ks_in2,
+ ks_in3, ks_out0, ks_out1, ks_out2, lvds_oep, lvds_oen, lvds_odp,
+ lvds_odn, lvds_ocp, lvds_ocn, lvds_obp, lvds_obn, lvds_oap,
+ lvds_oan, lvds_eep, lvds_een, lvds_edp, lvds_edn, lvds_ecp,
+ lvds_ecn, lvds_ebp, lvds_ebn, lvds_eap, lvds_ean, lcd0_d18,
+ lcd0_d2, dsi_dp3, dsi_dn3, dsi_dp1, dsi_dn1, dsi_cp, dsi_cn,
+ dsi_dp0, dsi_dn0, dsi_dp2, dsi_dn2, sd0_d0, sd0_d1, sd0_d2,
+ sd0_d3, sd1_d0, sd1_d1, sd1_d2, sd1_d3, sd0_cmd, sd0_clk, sd1_cmd,
+ sd1_clk, spi0_ss, spi0_miso, uart0_rx, uart0_tx, uart2_rx,
+ uart2_tx, uart2_rtsb, uart2_ctsb, uart3_rx, uart3_tx, uart3_rtsb,
+ uart3_ctsb, i2c0_sclk, i2c0_sdata, i2c1_sclk, i2c1_sdata,
+ i2c2_sclk, i2c2_sdata, csi_dn0, csi_dp0, csi_dn1, csi_dp1, csi_cn, csi_cp,
+ csi_dn2, csi_dp2, csi_dn3, csi_dp3, sensor0_pclk, sensor0_ckout,
+ dnand_d0, dnand_d1, dnand_d2, dnand_d3, dnand_d4, dnand_d5,
+ dnand_d6, dnand_d7, dnand_wrb, dnand_rdb, dnand_rdbn, dnand_dqs,
+ dnand_dqsn, dnand_rb0, dnand_ale, dnand_cle, dnand_ceb0,
+ dnand_ceb1, dnand_ceb2, dnand_ceb3, porb, clko_25m, bsel, pkg0,
+ pkg1, pkg2, pkg3
+ ]
+
+ bias-pull-down:
+ type: boolean
+
+ bias-pull-up:
+ type: boolean
+
+ drive-strength:
+ description: Selects the drive strength for the specified pins in mA.
+ enum: [2, 4, 8, 12]
+
+ input-schmitt-enable: true
+ input-schmitt-disable: true
+
+ oneOf:
+ - required:
+ - groups
+ - required:
+ - pins
+
+ anyOf:
+ - required: [ pinmux ]
+ - required: [ pinconf ]
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - gpio-controller
+ - gpio-ranges
+ - '#gpio-cells'
+ - interrupt-controller
+ - '#interrupt-cells'
+ - interrupts
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ pinctrl: pinctrl@...b0000 {
+ compatible = "actions,s700-pinctrl";
+ reg = <0xe01b0000 0x1000>;
+ clocks = <&cmu 1>;
+ gpio-controller;
+ gpio-ranges = <&pinctrl 0 0 136>;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
+
+ uart3-default {
+ pinmux {
+ groups = "uart3_rtsb_mfp", "uart3_ctsb_mfp";
+ function = "uart3";
+ };
+ pinconf {
+ groups = "uart3_all_drv";
+ drive-strength = <2>;
+ };
+ };
+ };
--
2.51.0
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