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Message-ID: <20230726090409.16606-6-tychang@realtek.com>
Date: Wed, 26 Jul 2023 17:04:07 +0800
From: TY Chang <tychang@...ltek.com>
To: Linus Walleij <linus.walleij@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>
CC: <linux-gpio@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH 5/7] dt-bindings: pinctrl: realtek: add RTD1315E pinctrl binding
Add device tree bindings for RTD1315E.
Signed-off-by: TY Chang <tychang@...ltek.com>
---
.../pinctrl/realtek,rtd1315e-pinctrl.yaml | 165 ++++++++++++++++++
1 file changed, 165 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pinctrl/realtek,rtd1315e-pinctrl.yaml
diff --git a/Documentation/devicetree/bindings/pinctrl/realtek,rtd1315e-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1315e-pinctrl.yaml
new file mode 100644
index 000000000000..b8fb6335ed65
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/realtek,rtd1315e-pinctrl.yaml
@@ -0,0 +1,165 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2023 Realtek Semiconductor Corporation
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/realtek,rtd1315e-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Realtek DHC RTD1315E Pin Controller
+
+maintainers:
+ - TY Chang <tychang@...ltek.com>
+
+description: |
+ Binding for Realtek DHC RTD1315E SoC pin control.
+
+properties:
+ compatible:
+ const: realtek,rtd13xxe-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, emmc_rst_n, emmc_dd_sb, emmc_clk, emmc_cmd,
+ 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, emmc_data_0, emmc_data_1, emmc_data_2, 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_dummy_40, gpio_dummy_41, gpio_dummy_42, gpio_dummy_43,
+ gpio_dummy_44, gpio_dummy_45, gpio_46, gpio_47, gpio_48, gpio_49,
+ gpio_50, usb_cc1, emmc_data_3, emmc_data_4, ir_rx, ur0_rx, ur0_tx,
+ gpio_57, gpio_58, gpio_59, gpio_60, gpio_61, gpio_62, gpio_dummy_63,
+ gpio_dummy_64, gpio_dummy_65, gpio_66, gpio_67, gpio_68, gpio_69,
+ gpio_70, gpio_71, gpio_72, gpio_dummy_73, emmc_data_5, emmc_data_6,
+ emmc_data_7, gpio_dummy_77, gpio_78, gpio_79, gpio_80, gpio_81,
+ ur2_loc, gspi_loc, hi_width, sf_en, arm_trace_dbg_en,
+ ejtag_aucpu_loc, ejtag_acpu_loc, ejtag_vcpu_loc, ejtag_scpu_loc,
+ dmic_loc, vtc_dmic_loc, vtc_tdm_loc, vtc_i2si_loc, tdm_ai_loc,
+ ai_loc, spdif_loc, hif_en_loc, scan_switch, wd_rset, boot_sel,
+ reset_n, testmode ]
+
+ function:
+ enum: [ gpio, nf, emmc, ao, gspi_loc0, gspi_loc1, uart0, uart1,
+ uart2_loc0, uart2_loc1, i2c0, i2c1, i2c4, i2c5, pcie1,
+ etn_led, etn_phy, spi, pwm0_loc0, pwm0_loc1, pwm1_loc0,
+ pwm1_loc1, pwm2_loc0, pwm2_loc1, pwm3_loc0, pwm3_loc1,
+ spdif_optical_loc0, spdif_optical_loc1, usb_cc1, usb_cc2,
+ sd, dmic_loc0, dmic_loc1, ai_loc0, ai_loc1, tdm_ai_loc0,
+ tdm_ai_loc1, hi_loc0, hi_m, vtc_i2so, vtc_i2si_loc0,
+ vtc_i2si_loc1, vtc_dmic_loc0, vtc_dmic_loc1, vtc_tdm_loc0,
+ vtc_tdm_loc1, dc_fan, pll_test_loc0, pll_test_loc1,
+ ir_rx, uart2_disable, gspi_disable, hi_width_disable,
+ hi_width_1bit, sf_disable, sf_enable, scpu_ejtag_loc0,
+ scpu_ejtag_loc1, scpu_ejtag_loc2, scpu_ejtag_loc3,
+ acpu_ejtag_loc0, acpu_ejtag_loc1, acpu_ejtag_loc2,
+ vcpu_ejtag_loc0, vcpu_ejtag_loc1, vcpu_ejtag_loc2,
+ aucpu_ejtag_loc0, aucpu_ejtag_loc1, aucpu_ejtag_loc2,
+ gpu_ejtag, iso_tristate, dbg_out0, dbg_out1, standby_dbg,
+ spdif, arm_trace_debug_disable, arm_trace_debug_enable,
+ aucpu_ejtag_disable, acpu_ejtag_disable, vcpu_ejtag_disable,
+ scpu_ejtag_disable, vtc_dmic_loc_disable, vtc_tdm_disable,
+ vtc_i2si_disable, tdm_ai_disable, ai_disable, spdif_disable,
+ hif_disable, hif_enable, test_loop, pmic_pwrup ]
+
+
+ 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@...00 {
+ compatible = "realtek,rtd13xxe-pinctrl";
+ reg = <0x4e000 0x130>;
+
+ 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 {
+ pins = "gpio_12",
+ "gpio_13";
+ function = "i2c0";
+ drive-strength = <4>;
+ };
+ };
--
2.41.0
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