xref: /linux/arch/arm/boot/dts/ti/omap/omap443x.dtsi (revision 79997eda0d31bc68203c95ecb978773ee6ce7a1f)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Device Tree Source for OMAP443x SoC
4 *
5 * Copyright (C) 2013 Texas Instruments Incorporated - https://www.ti.com/
6 */
7
8#include "omap4.dtsi"
9
10/ {
11	cpus {
12		cpu0: cpu@0 {
13			/* OMAP443x variants OPP50-OPPNT */
14			operating-points = <
15				/* kHz    uV */
16				300000  1025000
17				600000  1200000
18				800000  1313000
19				1008000 1375000
20			>;
21			clock-latency = <300000>; /* From legacy driver */
22
23			/* cooling options */
24			#cooling-cells = <2>; /* min followed by max */
25		};
26	};
27
28	thermal-zones {
29		#include "omap4-cpu-thermal.dtsi"
30	};
31
32	ocp {
33		/* 4430 has only gpio_86 tshut and no talert interrupt */
34		bandgap: bandgap@4a002260 {
35			reg = <0x4a002260 0x4
36			       0x4a00232C 0x4>;
37			compatible = "ti,omap4430-bandgap";
38			gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>;
39
40			#thermal-sensor-cells = <0>;
41		};
42	};
43
44	ocp {
45		abb_mpu: regulator-abb-mpu {
46			status = "okay";
47
48			reg = <0x4a307bd0 0x8>, <0x4a306014 0x4>;
49			reg-names = "base-address", "int-address";
50
51			ti,abb_info = <
52			/*uV		ABB	efuse	rbb_m	fbb_m	vset_m*/
53			1025000		0	0	0	0	0
54			1200000		0	0	0	0	0
55			1313000		0	0	0	0	0
56			1375000		1	0	0	0	0
57			1389000		1	0	0	0	0
58			>;
59		};
60
61		/* Default unused, just provide register info for record */
62		abb_iva: regulator-abb-iva {
63			reg = <0x4a307bd8 0x8>, <0x4a306010 0x4>;
64			reg-names = "base-address", "int-address";
65		};
66
67	};
68
69};
70
71&cpu_thermal {
72	thermal-sensors = <&bandgap>;
73	coefficients = <0 20000>;
74};
75
76/include/ "omap443x-clocks.dtsi"
77
78/*
79 * Use dpll_per for sgx at 307.2MHz like droid4 stock v3.0.8 Android kernel
80 */
81&sgx_module {
82	assigned-clocks = <&l3_gfx_clkctrl OMAP4_GPU_CLKCTRL 24>,
83			  <&dpll_per_m7x2_ck>;
84	assigned-clock-rates = <0>, <307200000>;
85	assigned-clock-parents = <&dpll_per_m7x2_ck>;
86};
87