1 // SPDX-License-Identifier: (GPL-2.0-or-later 1 // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
2 /* 2 /*
3 * Device tree overlay base for the WolfVision 3 * Device tree overlay base for the WolfVision PF5 displays.
4 * 4 *
5 * Copyright (C) 2024 WolfVision GmbH. 5 * Copyright (C) 2024 WolfVision GmbH.
6 */ 6 */
7 7
8 /dts-v1/; 8 /dts-v1/;
9 /plugin/; 9 /plugin/;
10 10
11 #include <dt-bindings/clock/rk3568-cru.h> 11 #include <dt-bindings/clock/rk3568-cru.h>
12 #include <dt-bindings/gpio/gpio.h> 12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/interrupt-controller/irq 13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/pinctrl/rockchip.h> 14 #include <dt-bindings/pinctrl/rockchip.h>
15 #include <dt-bindings/soc/rockchip,vop2.h> 15 #include <dt-bindings/soc/rockchip,vop2.h>
16 16
17 &{/} { 17 &{/} {
18 display_backlight: backlight { 18 display_backlight: backlight {
19 compatible = "pwm-backlight"; 19 compatible = "pwm-backlight";
20 brightness-levels = <0 255>; 20 brightness-levels = <0 255>;
21 default-brightness-level = <25 21 default-brightness-level = <255>;
22 num-interpolated-steps = <255> 22 num-interpolated-steps = <255>;
23 power-supply = <&vcc3v3_sd>; 23 power-supply = <&vcc3v3_sd>;
24 pwms = <&pwm10 0 1000000 0>; 24 pwms = <&pwm10 0 1000000 0>;
25 }; 25 };
26 26
27 display_spi: spi { 27 display_spi: spi {
28 compatible = "spi-gpio"; 28 compatible = "spi-gpio";
29 #address-cells = <1>; 29 #address-cells = <1>;
30 #size-cells = <0>; 30 #size-cells = <0>;
31 cs-gpios = <&gpio3 RK_PA2 GPIO 31 cs-gpios = <&gpio3 RK_PA2 GPIO_ACTIVE_LOW>;
32 miso-gpios = <&gpio3 RK_PA1 GP 32 miso-gpios = <&gpio3 RK_PA1 GPIO_ACTIVE_HIGH>;
33 mosi-gpios = <&gpio3 RK_PB2 GP 33 mosi-gpios = <&gpio3 RK_PB2 GPIO_ACTIVE_HIGH>;
34 num-chipselects = <1>; 34 num-chipselects = <1>;
35 pinctrl-names = "default"; 35 pinctrl-names = "default";
36 pinctrl-0 = <&lcd_spi>; 36 pinctrl-0 = <&lcd_spi>;
37 sck-gpios = <&gpio3 RK_PB1 GPI 37 sck-gpios = <&gpio3 RK_PB1 GPIO_ACTIVE_HIGH>;
38 38
39 st7789: panel@0 { 39 st7789: panel@0 {
40 compatible = "sitronix 40 compatible = "sitronix,st7789v";
41 reg = <0>; 41 reg = <0>;
42 assigned-clocks = <&cr 42 assigned-clocks = <&cru PLL_VPLL>;
43 assigned-clock-rates = 43 assigned-clock-rates = <700000000>;
44 backlight = <&display_ 44 backlight = <&display_backlight>;
45 pinctrl-names = "defau 45 pinctrl-names = "default";
46 pinctrl-0 = <&lcdc_clo 46 pinctrl-0 = <&lcdc_clock &lcdc_data18 &lcd_rstn>;
47 power-supply = <&vcc3v 47 power-supply = <&vcc3v3_sw>;
48 reset-gpios = <&gpio3 48 reset-gpios = <&gpio3 RK_PC4 GPIO_ACTIVE_LOW>;
49 spi-max-frequency = <1 49 spi-max-frequency = <100000>;
50 50
51 port { 51 port {
52 panel_in_vp2: 52 panel_in_vp2: endpoint {
53 remote 53 remote-endpoint = <&vp2_out_rgb>;
54 }; 54 };
55 }; 55 };
56 }; 56 };
57 }; 57 };
58 }; 58 };
59 59
60 &i2c1 { 60 &i2c1 {
61 #address-cells = <1>; 61 #address-cells = <1>;
62 #size-cells = <0>; 62 #size-cells = <0>;
63 status = "okay"; 63 status = "okay";
64 64
65 st1624: touchscreen@55 { 65 st1624: touchscreen@55 {
66 compatible = "sitronix,st1624" 66 compatible = "sitronix,st1624", "sitronix,st1633";
67 reg = <0x55>; 67 reg = <0x55>;
68 interrupt-parent = <&gpio0>; 68 interrupt-parent = <&gpio0>;
69 interrupts = <RK_PB5 IRQ_TYPE_ 69 interrupts = <RK_PB5 IRQ_TYPE_EDGE_FALLING>;
70 gpios = <&gpio0 RK_PA5 GPIO_AC 70 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
71 pinctrl-names = "default"; 71 pinctrl-names = "default";
72 pinctrl-0 = <&touch_int &touch 72 pinctrl-0 = <&touch_int &touch_rstn>;
73 wakeup-source; 73 wakeup-source;
74 }; 74 };
75 }; 75 };
76 76
77 &pinctrl { 77 &pinctrl {
78 display: display-pinctrl { 78 display: display-pinctrl {
79 lcd_rstn: lcd-rstn-pinctrl { 79 lcd_rstn: lcd-rstn-pinctrl {
80 rockchip,pins = <3 RK_ 80 rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
81 }; 81 };
82 82
83 lcd_spi: lcd-spi-pinctrl { 83 lcd_spi: lcd-spi-pinctrl {
84 rockchip,pins = 84 rockchip,pins =
85 /* lcd_sdo */ 85 /* lcd_sdo */
86 <3 RK_PA1 RK_F 86 <3 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>,
87 /* lcd_csn */ 87 /* lcd_csn */
88 <3 RK_PA2 RK_F 88 <3 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>,
89 /* lcd_scl */ 89 /* lcd_scl */
90 <3 RK_PB1 RK_F 90 <3 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>,
91 /* lcd_sdi */ 91 /* lcd_sdi */
92 <3 RK_PB2 RK_F 92 <3 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
93 }; 93 };
94 }; 94 };
95 95
96 touchscreen: touchscreen-pinctrl { 96 touchscreen: touchscreen-pinctrl {
97 touch_int: touch-int-pinctrl { 97 touch_int: touch-int-pinctrl {
98 rockchip,pins = <0 RK_ 98 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_up>;
99 }; 99 };
100 100
101 touch_rstn: touch-rstn-pinctrl 101 touch_rstn: touch-rstn-pinctrl {
102 rockchip,pins = <0 RK_ 102 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
103 }; 103 };
104 }; 104 };
105 }; 105 };
106 106
107 &pwm10 { 107 &pwm10 {
108 pinctrl-names = "default"; 108 pinctrl-names = "default";
109 pinctrl-0 = <&pwm10m1_pins>; 109 pinctrl-0 = <&pwm10m1_pins>;
110 status = "okay"; 110 status = "okay";
111 }; 111 };
112 112
113 &vp2 { 113 &vp2 {
114 #address-cells = <1>; 114 #address-cells = <1>;
115 #size-cells = <0>; 115 #size-cells = <0>;
116 116
117 vp2_out_rgb: endpoint@ROCKCHIP_VOP2_EP 117 vp2_out_rgb: endpoint@ROCKCHIP_VOP2_EP_RGB0 {
118 reg = <ROCKCHIP_VOP2_EP_RGB0>; 118 reg = <ROCKCHIP_VOP2_EP_RGB0>;
119 remote-endpoint = <&panel_in_v 119 remote-endpoint = <&panel_in_vp2>;
120 }; 120 };
121 }; 121 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.