1 /* 2 * Copyright (C) 2016 Linaro. 3 * Viresh Kumar <viresh.kumar@linaro.org> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 */ 9 10 #include <linux/err.h> 11 #include <linux/of.h> 12 #include <linux/platform_device.h> 13 14 #include "cpufreq-dt.h" 15 16 static const struct of_device_id machines[] __initconst = { 17 { .compatible = "allwinner,sun4i-a10", }, 18 { .compatible = "allwinner,sun5i-a10s", }, 19 { .compatible = "allwinner,sun5i-a13", }, 20 { .compatible = "allwinner,sun5i-r8", }, 21 { .compatible = "allwinner,sun6i-a31", }, 22 { .compatible = "allwinner,sun6i-a31s", }, 23 { .compatible = "allwinner,sun7i-a20", }, 24 { .compatible = "allwinner,sun8i-a23", }, 25 { .compatible = "allwinner,sun8i-a33", }, 26 { .compatible = "allwinner,sun8i-a83t", }, 27 { .compatible = "allwinner,sun8i-h3", }, 28 29 { .compatible = "apm,xgene-shadowcat", }, 30 31 { .compatible = "arm,integrator-ap", }, 32 { .compatible = "arm,integrator-cp", }, 33 34 { .compatible = "hisilicon,hi6220", }, 35 36 { .compatible = "fsl,imx27", }, 37 { .compatible = "fsl,imx51", }, 38 { .compatible = "fsl,imx53", }, 39 { .compatible = "fsl,imx7d", }, 40 41 { .compatible = "marvell,berlin", }, 42 { .compatible = "marvell,pxa250", }, 43 { .compatible = "marvell,pxa270", }, 44 45 { .compatible = "samsung,exynos3250", }, 46 { .compatible = "samsung,exynos4210", }, 47 { .compatible = "samsung,exynos4212", }, 48 { .compatible = "samsung,exynos4412", }, 49 { .compatible = "samsung,exynos5250", }, 50 #ifndef CONFIG_BL_SWITCHER 51 { .compatible = "samsung,exynos5420", }, 52 { .compatible = "samsung,exynos5433", }, 53 { .compatible = "samsung,exynos5800", }, 54 #endif 55 56 { .compatible = "renesas,emev2", }, 57 { .compatible = "renesas,r7s72100", }, 58 { .compatible = "renesas,r8a73a4", }, 59 { .compatible = "renesas,r8a7740", }, 60 { .compatible = "renesas,r8a7743", }, 61 { .compatible = "renesas,r8a7745", }, 62 { .compatible = "renesas,r8a7778", }, 63 { .compatible = "renesas,r8a7779", }, 64 { .compatible = "renesas,r8a7790", }, 65 { .compatible = "renesas,r8a7791", }, 66 { .compatible = "renesas,r8a7792", }, 67 { .compatible = "renesas,r8a7793", }, 68 { .compatible = "renesas,r8a7794", }, 69 { .compatible = "renesas,sh73a0", }, 70 71 { .compatible = "rockchip,rk2928", }, 72 { .compatible = "rockchip,rk3036", }, 73 { .compatible = "rockchip,rk3066a", }, 74 { .compatible = "rockchip,rk3066b", }, 75 { .compatible = "rockchip,rk3188", }, 76 { .compatible = "rockchip,rk3228", }, 77 { .compatible = "rockchip,rk3288", }, 78 { .compatible = "rockchip,rk3366", }, 79 { .compatible = "rockchip,rk3368", }, 80 { .compatible = "rockchip,rk3399", }, 81 82 { .compatible = "sigma,tango4" }, 83 84 { .compatible = "socionext,uniphier-pro5", }, 85 { .compatible = "socionext,uniphier-pxs2", }, 86 { .compatible = "socionext,uniphier-ld6b", }, 87 { .compatible = "socionext,uniphier-ld11", }, 88 { .compatible = "socionext,uniphier-ld20", }, 89 90 { .compatible = "ti,omap2", }, 91 { .compatible = "ti,omap3", }, 92 { .compatible = "ti,omap4", }, 93 { .compatible = "ti,omap5", }, 94 95 { .compatible = "xlnx,zynq-7000", }, 96 97 { .compatible = "zte,zx296718", }, 98 99 { } 100 }; 101 102 static int __init cpufreq_dt_platdev_init(void) 103 { 104 struct device_node *np = of_find_node_by_path("/"); 105 const struct of_device_id *match; 106 107 if (!np) 108 return -ENODEV; 109 110 match = of_match_node(machines, np); 111 of_node_put(np); 112 if (!match) 113 return -ENODEV; 114 115 return PTR_ERR_OR_ZERO(platform_device_register_data(NULL, "cpufreq-dt", 116 -1, match->data, 117 sizeof(struct cpufreq_dt_platform_data))); 118 } 119 device_initcall(cpufreq_dt_platdev_init); 120