[PATCH v2 5/8] dt-bindings: pinctrl: realtek: Add Realtek DHC SoC rtd1295

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Add device tree binding Documentation for rtd1295
pinctrl driver.

Signed-off-by: TY Chang <tychang@xxxxxxxxxxx>
---
 .../pinctrl/realtek,rtd1295-pinctrl.yaml      | 121 ++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/realtek,rtd1295-pinctrl.yaml

diff --git a/Documentation/devicetree/bindings/pinctrl/realtek,rtd1295-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1295-pinctrl.yaml
new file mode 100644
index 000000000000..8cd6cfa2282e
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1295-pinctrl.yaml
@@ -0,0 +1,121 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/realtek,rtd1295-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Realtek DHC RTD1295 pin control
+
+maintainers:
+  - Andreas Farber <afaerber@xxxxxxx>
+
+properties:
+  compatible:
+    enum:
+      - realtek,rtd1295-iso-pinctrl
+      - realtek,rtd1295-sb2-pinctrl
+      - realtek,rtd1295-disp-pinctrl
+      - realtek,rtd1295-cr-pinctrl
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+#PIN CONFIGURATION NODES
+patternProperties:
+  '-pins$':
+    type: object
+    description:
+      Pinctrl node's client devices use subnodes for desired pin configuration.
+      Client device subnodes use below standard properties.
+    allOf:
+      - $ref: "/schemas/pinctrl/pincfg-node.yaml"
+
+    properties:
+      groups:
+        items:
+          enum: [ iso_gpio_0, iso_gpio_1, iso_gpio_2, iso_gpio_3, iso_gpio_4,
+          iso_gpio_5, hdmi_hpd, iso_gpio_7, ir_rx, ir_tx, ur0_rx,
+          ur0_tx, ur1_rx, ur1_tx, ur1_cts_n, ur1_rts_n, i2c_scl_0,
+          i2c_sda_0, i2c_scl_1, i2c_sda_1, i2c_scl_6, iso_gpio_21,
+          iso_gpio_22, iso_gpio_23, iso_gpio_24, iso_gpio_25,
+          i2c_sda_6, etn_led_link, etn_led_rxtx, nat_led_0,
+          nat_led_1, nat_led_2, nat_led_3, iso_gpio_33,
+          iso_gpio_34, pwm_23_loc0, pwm_01_loc0, pwm_23_loc1,
+          pwm_01_loc1, ejtag_avcpu_loc, ur2_loc, i2c0, i2c1,
+          i2c6, uart0, uart1, uart2_0, uart2_1, gpio_0, gpio_1,
+          gpio_2, gpio_3, gpio_4, gpio_5, gpio_6, gpio_7, gpio_8,
+          gpio_9, tp1_sync, i2c_scl_4, i2c_sda_4, i2c_scl_5,
+          i2c_sda_5, usb_id, sensor_cko_0, sensor_cko_1, sensor_rst,
+          sensor_stb_0, sensor_stb_1, tp0_data, tp0_clk, tp0_valid,
+          tp0_sync, tp1_data, tp1_clk, tp1_valid, rgmii0_txc,
+          rgmii0_tx_ctl,rgmii0_txd_0, rgmii0_txd_1, rgmii0_txd_2,
+          rgmii0_txd_3, rgmii0_rxc, rgmii0_rx_ctl, rgmii0_rxd_0,
+          rgmii0_rxd_1, rgmii0_rxd_2, rgmii0_rxd_3, rgmii0_mdio,
+          rgmii0_mdc, rgmii1_txc, rgmii1_tx_ctl, rgmii1_txd_0,
+          rgmii1_txd_1, rgmii1_txd_2, rgmii1_txd_3, rgmii1_rxc,
+          rgmii1_rx_ctl, rgmii1_rxd_0, rgmii1_rxd_1, rgmii1_rxd_2,
+          rgmii1_rxd_3, hif_loc, ejtag_scpu_loc, sf_en, tp0_loc,
+          tp1_loc, spdif, dmic_clk, dmic_data, ao_lrck, ao_bck,
+          aock, ao_sd_0, ao_sd_1, ao_sd_2, ao_sd_3, nf_cle,
+          nf_ale, nf_rd_n, nf_wr_n, nf_rdy, nf_dd_7, nf_dd_6,
+          nf_dd_5, nf_dd_4, nf_dd_3, nf_dd_2, nf_dd_1, nf_dd_0,
+          nf_dqs, nf_ce_n_0, nf_ce_n_1, emmc_dd_sb, mmc_cmd,
+          mmc_clk, mmc_wp, mmc_cd, mmc_data_0, mmc_data_1,
+          mmc_data_2, mmc_data_3, sdio_cmd, sdio_clk, sdio_data_0,
+          sdio_data_1, sdio_data_2, sdio_data_3, pcie_clkreq_0,
+          pcie_clkreq_1, prob_0, prob_1, prob_2, prob_3, sdio_loc ]
+        minItems: 1
+
+      function:
+        enum: [ gpio, acpu_ejtag_loc_iso, edp_hpd, etn_led, i2c0, i2c1, i2c6,
+        ir_rx, ir_tx, nat_led, pwm_0, pwm_1, rtc, sc, standby_dbg,
+        uart0, uart1, uart2_0, uart2_1, pwm_01_loc0_normal,
+        pwm_23_loc0_normal, pwm_01_loc0_open_drain, pwm_23_loc0_open_drain,
+        pwm_01_loc1_normal, pwm_23_loc1_normal, pwm_01_loc1_open_drain,
+        pwm_23_loc1_open_drain, acpu_ejtag_loc_nf, ai, dc_fan_sensor,
+        eth_gpy, gspi, i2c2, i2c3, i2c4, i2c5, nand, rgmii, scpu_ejtag_loc_gpio,
+        sensor_cko_output, spi, test_loop_dis, tp0_loc_rgmii0_tx, tp0_loc_tp0,
+        tp0_loc_tp1, tp1_loc_rgmii0_rx, tp1_loc_tp0, tp1_loc_tp1,
+        usb_clock_output, hif_loc_misc, hif_loc_nf, scpu_ejtag_loc_cr, ao,
+        dmic, spdif_out, avcpu_ej, emmc, hif, nand, p2s, pcie, pll_test,
+        scpu_ejtag_loc_cr, sd_card, sdio_0, sdio_1 ]
+
+      drive-strength:
+        enum: [2, 4, 8]
+
+      bias-pull-down: true
+
+      bias-pull-up: true
+
+      bias-disable: true
+
+      input-schmitt-disable: true
+
+      input-schmitt-enable: true
+
+    required:
+      - groups
+      - function
+
+    additionalProperties: false
+
+examples:
+  - |
+    iso_pinctrl: pinctrl@300 {
+        compatible = "realtek,rtd1295-iso-pinctrl";
+        reg = <0x300 0x24>;
+
+        pinctrl-names = "default";
+        pinctrl-0 = <&etn_led_pins>;
+
+        etn_led_pins: etn-led-pins {
+            function = "etn_led";
+            groups = "etn_led_link", "etn_led_rxtx";
+            bias-pull-up;
+            drive-strength = <4>;
+        };
+    };
+
-- 
2.27.0




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