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Tom Rini53633a82024-02-29 12:33:36 -05001# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pinctrl/qcom,msm8994-pinctrl.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm MSM8994 TLMM pin controller
8
9maintainers:
10 - Bjorn Andersson <andersson@kernel.org>
11 - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
12
13description:
14 Top Level Mode Multiplexer pin controller in Qualcomm MSM8994 SoC.
15
16properties:
17 compatible:
18 enum:
19 - qcom,msm8992-pinctrl
20 - qcom,msm8994-pinctrl
21
22 reg:
23 maxItems: 1
24
25 interrupts:
26 maxItems: 1
27
Tom Rini53633a82024-02-29 12:33:36 -050028 gpio-reserved-ranges:
29 minItems: 1
30 maxItems: 73
31
32 gpio-line-names:
33 maxItems: 146
34
35patternProperties:
36 "-state$":
37 oneOf:
38 - $ref: "#/$defs/qcom-msm8994-tlmm-state"
39 - patternProperties:
40 "-pins$":
41 $ref: "#/$defs/qcom-msm8994-tlmm-state"
42 additionalProperties: false
43
44$defs:
45 qcom-msm8994-tlmm-state:
46 type: object
47 description:
48 Pinctrl node's client devices use subnodes for desired pin configuration.
49 Client device subnodes use below standard properties.
50 $ref: qcom,tlmm-common.yaml#/$defs/qcom-tlmm-state
51 unevaluatedProperties: false
52
53 properties:
54 pins:
55 description:
56 List of gpio pins affected by the properties specified in this
57 subnode.
58 items:
59 oneOf:
60 - pattern: "^gpio([0-9]|[1-9][0-9]|1[0-3][0-9]|14[0-5])$"
61 - enum: [ sdc1_clk, sdc1_cmd, sdc1_data, sdc1_rclk, sdc2_clk,
62 sdc2_cmd, sdc2_data, sdc3_clk, sdc3_cmd, sdc3_data ]
63 minItems: 1
64 maxItems: 36
65
66 function:
67 description:
68 Specify the alternative function to be configured for the specified
69 pins.
70
71 enum: [ gpio, audio_ref_clk, blsp_i2c1, blsp_i2c2, blsp_i2c3,
72 blsp_i2c4, blsp_i2c5, blsp_i2c6, blsp_i2c7, blsp_i2c8,
73 blsp_i2c9, blsp_i2c10, blsp_i2c11, blsp_i2c12, blsp_spi1,
74 blsp_spi1_cs1, blsp_spi1_cs2, blsp_spi1_cs3, blsp_spi2,
75 blsp_spi2_cs1, blsp_spi2_cs2, blsp_spi2_cs3, blsp_spi3,
76 blsp_spi4, blsp_spi5, blsp_spi6, blsp_spi7, blsp_spi8,
77 blsp_spi9, blsp_spi10, blsp_spi10_cs1, blsp_spi10_cs2,
78 blsp_spi10_cs3, blsp_spi11, blsp_spi12, blsp_uart1, blsp_uart2,
79 blsp_uart3, blsp_uart4, blsp_uart5, blsp_uart6, blsp_uart7,
80 blsp_uart8, blsp_uart9, blsp_uart10, blsp_uart11, blsp_uart12,
81 blsp_uim1, blsp_uim2, blsp_uim3, blsp_uim4, blsp_uim5,
82 blsp_uim6, blsp_uim7, blsp_uim8, blsp_uim9, blsp_uim10,
83 blsp_uim11, blsp_uim12, blsp11_i2c_scl_b, blsp11_i2c_sda_b,
84 blsp11_uart_rx_b, blsp11_uart_tx_b, cam_mclk0, cam_mclk1,
85 cam_mclk2, cam_mclk3, cci_async_in0, cci_async_in1,
86 cci_async_in2, cci_i2c0, cci_i2c1, cci_timer0, cci_timer1,
87 cci_timer2, cci_timer3, cci_timer4, gcc_gp1_clk_a,
88 gcc_gp1_clk_b, gcc_gp2_clk_a, gcc_gp2_clk_b, gcc_gp3_clk_a,
89 gcc_gp3_clk_b, gp_mn, gp_pdm0, gp_pdm1, gp_pdm2, gp0_clk,
90 gp1_clk, gps_tx, gsm_tx, hdmi_cec, hdmi_ddc, hdmi_hpd,
91 hdmi_rcv, mdp_vsync, mss_lte, nav_pps, nav_tsync,
92 qdss_cti_trig_in_a, qdss_cti_trig_in_b, qdss_cti_trig_in_c,
93 qdss_cti_trig_in_d, qdss_cti_trig_out_a, qdss_cti_trig_out_b,
94 qdss_cti_trig_out_c, qdss_cti_trig_out_d, qdss_traceclk_a,
95 qdss_traceclk_b, qdss_tracectl_a, qdss_tracectl_b,
96 qdss_tracedata_a, qdss_tracedata_b, qua_mi2s, pci_e0, pci_e1,
97 pri_mi2s, sdc4, sec_mi2s, slimbus, spkr_i2s, ter_mi2s, tsif1,
98 tsif2, uim_batt_alarm, uim1, uim2, uim3, uim4 ]
99
100 required:
101 - pins
102
103allOf:
104 - $ref: /schemas/pinctrl/qcom,tlmm-common.yaml#
105
106required:
107 - compatible
108 - reg
109
Tom Rini93743d22024-04-01 09:08:13 -0400110unevaluatedProperties: false
Tom Rini53633a82024-02-29 12:33:36 -0500111
112examples:
113 - |
114 #include <dt-bindings/interrupt-controller/arm-gic.h>
115
116 tlmm: pinctrl@fd510000 {
117 compatible = "qcom,msm8994-pinctrl";
118 reg = <0xfd510000 0x4000>;
119 interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
120 gpio-controller;
121 gpio-ranges = <&tlmm 0 0 146>;
122 #gpio-cells = <2>;
123 interrupt-controller;
124 #interrupt-cells = <2>;
125
126 blsp1-uart2-default-state {
127 function = "blsp_uart2";
128 pins = "gpio4", "gpio5";
129 drive-strength = <16>;
130 bias-disable;
131 };
132
133 blsp1-spi1-default-state {
134 default-pins {
135 pins = "gpio0", "gpio1", "gpio3";
136 function = "blsp_spi1";
137 drive-strength = <10>;
138 bias-pull-down;
139 };
140
141 cs-pins {
142 pins = "gpio8";
143 function = "gpio";
144 drive-strength = <2>;
145 bias-disable;
146 };
147 };
148 };