xref: /linux/Documentation/devicetree/bindings/pinctrl/nvidia,tegra234-pinmux-aon.yaml (revision 79790b6818e96c58fe2bffee1b418c16e64e7b80)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pinctrl/nvidia,tegra234-pinmux-aon.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: NVIDIA Tegra234 AON Pinmux Controller

maintainers:
  - Thierry Reding <thierry.reding@gmail.com>
  - Jon Hunter <jonathanh@nvidia.com>

properties:
  compatible:
    const: nvidia,tegra234-pinmux-aon

  reg:
    maxItems: 1

patternProperties:
  "^pinmux(-[a-z0-9-]+)?$":
    type: object

    # pin groups
    additionalProperties:
      $ref: nvidia,tegra234-pinmux-common.yaml

      properties:
        nvidia,pins:
          items:
            enum: [ can0_dout_paa0, can0_din_paa1, can1_dout_paa2,
                    can1_din_paa3, can0_stb_paa4, can0_en_paa5,
                    soc_gpio49_paa6, can0_err_paa7, can1_stb_pbb0,
                    can1_en_pbb1, soc_gpio50_pbb2, can1_err_pbb3,
                    spi2_sck_pcc0, spi2_miso_pcc1, spi2_mosi_pcc2,
                    spi2_cs0_pcc3, touch_clk_pcc4, uart3_tx_pcc5,
                    uart3_rx_pcc6, gen2_i2c_scl_pcc7, gen2_i2c_sda_pdd0,
                    gen8_i2c_scl_pdd1, gen8_i2c_sda_pdd2,
                    sce_error_pee0, vcomp_alert_pee1,
                    ao_retention_n_pee2, batt_oc_pee3, power_on_pee4,
                    soc_gpio26_pee5, soc_gpio27_pee6, bootv_ctl_n_pee7,
                    hdmi_cec_pgg0,
                    # drive groups
                    drive_touch_clk_pcc4, drive_uart3_rx_pcc6,
                    drive_uart3_tx_pcc5, drive_gen8_i2c_sda_pdd2,
                    drive_gen8_i2c_scl_pdd1, drive_spi2_mosi_pcc2,
                    drive_gen2_i2c_scl_pcc7, drive_spi2_cs0_pcc3,
                    drive_gen2_i2c_sda_pdd0, drive_spi2_sck_pcc0,
                    drive_spi2_miso_pcc1, drive_can1_dout_paa2,
                    drive_can1_din_paa3, drive_can0_dout_paa0,
                    drive_can0_din_paa1, drive_can0_stb_paa4,
                    drive_can0_en_paa5, drive_soc_gpio49_paa6,
                    drive_can0_err_paa7, drive_can1_stb_pbb0,
                    drive_can1_en_pbb1, drive_soc_gpio50_pbb2,
                    drive_can1_err_pbb3, drive_sce_error_pee0,
                    drive_batt_oc_pee3, drive_bootv_ctl_n_pee7,
                    drive_power_on_pee4, drive_soc_gpio26_pee5,
                    drive_soc_gpio27_pee6, drive_ao_retention_n_pee2,
                    drive_vcomp_alert_pee1, drive_hdmi_cec_pgg0 ]

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/pinctrl/pinctrl-tegra.h>

    pinmux@c300000 {
      compatible = "nvidia,tegra234-pinmux-aon";
      reg = <0xc300000 0x4000>;

      pinctrl-names = "cec";
      pinctrl-0 = <&cec_state>;

      cec_state: pinmux-cec {
        cec {
          nvidia,pins = "hdmi_cec_pgg0";
          nvidia,function = "gp";
        };
      };
    };
...