37 	struct ingenic_trng *trng = container_of(rng, struct ingenic_trng, rng);  in ingenic_trng_init()  local
40 	ctrl = readl(trng->base + TRNG_REG_CFG_OFFSET);  in ingenic_trng_init()
42 	writel(ctrl, trng->base + TRNG_REG_CFG_OFFSET);  in ingenic_trng_init()
49 	struct ingenic_trng *trng = container_of(rng, struct ingenic_trng, rng);  in ingenic_trng_cleanup()  local
52 	ctrl = readl(trng->base + TRNG_REG_CFG_OFFSET);  in ingenic_trng_cleanup()
54 	writel(ctrl, trng->base + TRNG_REG_CFG_OFFSET);  in ingenic_trng_cleanup()
59 	struct ingenic_trng *trng = container_of(rng, struct ingenic_trng, rng);  in ingenic_trng_read()  local
64 	ret = readl_poll_timeout(trng->base + TRNG_REG_STATUS_OFFSET, status,  in ingenic_trng_read()
71 	*data = readl(trng->base + TRNG_REG_RANDOMNUM_OFFSET);  in ingenic_trng_read()
78 	struct ingenic_trng *trng;  in ingenic_trng_probe()  local
82 	trng = devm_kzalloc(&pdev->dev, sizeof(*trng), GFP_KERNEL);  in ingenic_trng_probe()
83 	if (!trng)  in ingenic_trng_probe()
86 	trng->base = devm_platform_ioremap_resource(pdev, 0);  in ingenic_trng_probe()
87 	if (IS_ERR(trng->base))  in ingenic_trng_probe()
88 		return dev_err_probe(&pdev->dev, PTR_ERR(trng->base),  in ingenic_trng_probe()
96 	trng->rng.name = pdev->name;  in ingenic_trng_probe()
97 	trng->rng.init = ingenic_trng_init;  in ingenic_trng_probe()
98 	trng->rng.cleanup = ingenic_trng_cleanup;  in ingenic_trng_probe()
99 	trng->rng.read = ingenic_trng_read;  in ingenic_trng_probe()
101 	ret = devm_hwrng_register(&pdev->dev, &trng->rng);  in ingenic_trng_probe()
105 	platform_set_drvdata(pdev, trng);  in ingenic_trng_probe()
120 		.name	= "ingenic-trng",