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From:   TY Chang <tychang@realtek.com>
To:     Linus Walleij <linus.walleij@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>
CC:     <linux-gpio@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>
Subject: [PATCH 7/7] dt-bindings: pinctrl: realtek: add RTD1619B pinctrl binding
Date:   Wed, 26 Jul 2023 17:04:09 +0800
Message-ID: <20230726090409.16606-8-tychang@realtek.com>
In-Reply-To: <20230726090409.16606-1-tychang@realtek.com>
References: <20230726090409.16606-1-tychang@realtek.com>
MIME-Version: 1.0
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Precedence: bulk

Add device tree bindings for RTD1619B.

Signed-off-by: TY Chang <tychang@realtek.com>
---
 .../pinctrl/realtek,rtd1619b-pinctrl.yaml     | 162 ++++++++++++++++++
 1 file changed, 162 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/realtek,rtd1619b-pinctrl.yaml

diff --git a/Documentation/devicetree/bindings/pinctrl/realtek,rtd1619b-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1619b-pinctrl.yaml
new file mode 100644
index 000000000000..8efd33c59ed8
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1619b-pinctrl.yaml
@@ -0,0 +1,162 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2023 Realtek Semiconductor Corporation
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/realtek,rtd1619b-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Realtek DHC RTD1619B Pin Controller
+
+maintainers:
+  - TY Chang <tychang@realtek.com>
+
+description: |
+  Binding for Realtek DHC RTD1619B SoC pin control.
+
+properties:
+  compatible:
+    const: realtek,rtd1619b-pinctrl
+
+  reg:
+    maxItems: 1
+
+patternProperties:
+  '^.*$':
+    if:
+      type: object
+    then:
+      allOf:
+        - $ref: pincfg-node.yaml#
+        - $ref: pinmux-node.yaml#
+
+      properties:
+        pins:
+          items:
+            enum: [ gpio_0, gpio_1, gpio_2, gpio_3, gpio_4, gpio_5, gpio_6, gpio_7,
+                    gpio_8, gpio_9, gpio_10, gpio_11, gpio_12, gpio_13, gpio_14,
+                    gpio_15, gpio_16, gpio_17, gpio_18, gpio_19, gpio_20, gpio_21,
+                    gpio_22, gpio_23, usb_cc2, gpio_25, gpio_26, gpio_27, gpio_28,
+                    gpio_29, gpio_30, gpio_31, gpio_32, gpio_33, gpio_34, gpio_35,
+                    hif_data, hif_en, hif_rdy, hif_clk, gpio_40, gpio_41, gpio_42,
+                    gpio_43, gpio_44, gpio_45, gpio_46, gpio_47, gpio_48, gpio_49,
+                    gpio_50, usb_cc1, gpio_52, gpio_53, ir_rx, ur0_rx, ur0_tx,
+                    gpio_57, gpio_58, gpio_59, gpio_60, gpio_61, gpio_62, gpio_63,
+                    gpio_64, gpio_65, gpio_66, gpio_67, gpio_68, gpio_69, gpio_70,
+                    gpio_71, gpio_72, gpio_73, gpio_74, gpio_75, gpio_76, emmc_cmd,
+                    spi_ce_n, spi_sck, spi_so, spi_si, emmc_rst_n, emmc_dd_sb,
+                    emmc_clk, emmc_data_0, emmc_data_1, emmc_data_2, emmc_data_3,
+                    emmc_data_4, emmc_data_5, emmc_data_6, emmc_data_7, ur2_loc,
+                    gspi_loc, sdio_loc, hi_loc, hi_width, sf_en, arm_trace_dbg_en,
+                    pwm_01_open_drain_en_loc0, pwm_23_open_drain_en_loc0,
+                    pwm_01_open_drain_en_loc1, pwm_23_open_drain_en_loc1,
+                    ejtag_acpu_loc, ejtag_vcpu_loc, ejtag_scpu_loc, dmic_loc,
+                    iso_gspi_loc, ejtag_ve3_loc, ejtag_aucpu0_loc, ejtag_aucpu1_loc ]
+
+        function:
+          enum: [ gpio, nf, nf_spi, spi, pmic, spdif, spdif_coaxial, spdif_optical_loc0,
+                  spdif_optical_loc1, emmc_spi, emmc, sc1, uart0, uart1, uart2_loc0, uart2_loc1,
+                  gspi_loc1, iso_gspi_loc1, i2c0, i2c1, i2c3, i2c4, i2c5, pwm0, pwm1, pwm2,
+                  pwm3, etn_led, etn_phy, etn_clk, sc0, vfd, gspi_loc0, iso_gspi_loc0, pcie1,
+                  pcie2, sd, sdio_loc0, sdio_loc1, hi, hi_m, dc_fan, pll_test_loc0, pll_test_loc1,
+                  usb_cc1, usb_cc2, ir_rx, tdm_ai_loc0, tdm_ai_loc1, dmic_loc0, dmic_loc1,
+                  ai_loc0, ai_loc1, tp0, tp1, ao, uart2_disable, gspi_disable, sdio_disable,
+                  hi_loc_disable, hi_loc0, hi_width_disable, hi_width_1bit, vtc_i2si_loc0,
+                  vtc_tdm_loc0, vtc_dmic_loc0, vtc_i2si_loc1, vtc_tdm_loc1, vtc_dmic_loc1,
+                  vtc_i2so, ve3_ejtag_loc0, aucpu0_ejtag_loc0, aucpu1_ejtag_loc0, ve3_ejtag_loc1,
+                  aucpu0_ejtag_loc1, aucpu1_ejtag_loc1, ve3_ejtag_loc2, aucpu0_ejtag_loc2,
+                  aucpu1_ejtag_loc2, scpu_ejtag_loc0, acpu_ejtag_loc0, vcpu_ejtag_loc0,
+                  scpu_ejtag_loc1, acpu_ejtag_loc1, vcpu_ejtag_loc1, scpu_ejtag_loc2,
+                  acpu_ejtag_loc2, vcpu_ejtag_loc2, ve3_ejtag_disable, aucpu0_ejtag_disable,
+                  aucpu1_ejtag_disable, acpu_ejtag_disable, vcpu_ejtag_disable,
+                  scpu_ejtag_disable, iso_gspi_disable, sf_disable, sf_enable,
+                  arm_trace_debug_disable, arm_trace_debug_enable, pwm_normal, pwm_open_drain,
+                  standby_dbg, test_loop_dis ]
+
+        drive-strength:
+          enum: [4, 8]
+
+        bias-pull-down: true
+
+        bias-pull-up: true
+
+        bias-disable: true
+
+        input-schmitt-enable: true
+
+        input-schmitt-disable: true
+
+        drive-push-pull: true
+
+        power-source:
+          description: |
+            Valid arguments are described as below:
+            0: power supply of 1.8V
+            1: power supply of 3.3V
+          enum: [0, 1]
+
+        realtek,pdrive:
+          description: |
+            An integer describing the level to adjust PMOS output driving capability.
+          $ref: /schemas/types.yaml#/definitions/uint32
+          minimum: 0
+          maximum: 7
+
+        realtek,ndrive:
+          description: |
+            An integer describing the level to adjust NMOS output driving capability.
+          $ref: /schemas/types.yaml#/definitions/uint32
+          minimum: 0
+          maximum: 7
+
+        realtek,dcycle:
+          description: |
+            An integer describing the level to adjust output duty cycle.
+            Valid arguments are described as below:
+            0: 0ns
+            2: + 0.25ns
+            3: + 0.5ns
+            4: -0.25ns
+            5: -0.5ns
+          $ref: /schemas/types.yaml#/definitions/uint32
+          enum: [ 0, 2, 3, 4, 5 ]
+
+      required:
+        - pins
+
+      additionalProperties: false
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+     pinctrl@4e000 {
+         compatible = "realtek,rtd16xxb-pinctrl";
+         reg = <0x4e000 0x130>;
+
+         emmc_pins_hs200: emmc_pins_hs200 {
+             pins = "emmc_clk",
+                    "emmc_cmd",
+                    "emmc_data_0",
+                    "emmc_data_1",
+                    "emmc_data_2",
+                    "emmc_data_3",
+                    "emmc_data_4",
+                    "emmc_data_5",
+                    "emmc_data_6",
+                    "emmc_data_7";
+             function = "emmc";
+             realtek,pdrive = <0x2>;
+             realtek,ndrive = <0x2>;
+         };
+
+         i2c_pins_0: i2c_pins_0 {
+             pins = "gpio_12",
+                    "gpio_13";
+             function = "i2c0";
+             drive-strength = <4>;
+         };
+     };
-- 
2.41.0