97 #define trng_write(pdata, pos, val)	writel(val, (pdata)->base + (pos))  argument
98 #define trng_read(pdata, pos)		readl((pdata)->base + (pos))  argument
113 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in rk_rng_do_enable_clk()  local
116 	if (!pdata->hclk.dev)  in rk_rng_do_enable_clk()
119 	ret = enable ? clk_enable(&pdata->hclk) : clk_disable(&pdata->hclk);  in rk_rng_do_enable_clk()
162 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in cryptov1_rng_read()  local
171 	       pdata->base + CRYPTO_V1_TRNG_CTRL);  in cryptov1_rng_read()
173 	rk_clrsetreg(pdata->base + CRYPTO_V1_CTRL, CRYPTO_V1_RNG_START,  in cryptov1_rng_read()
176 	retval = readl_poll_timeout(pdata->base + CRYPTO_V1_CTRL, reg,  in cryptov1_rng_read()
182 	rk_rng_read_regs(pdata->base + CRYPTO_V1_TRNG_DOUT_0, data, len);  in cryptov1_rng_read()
186 	rk_clrreg(pdata->base + CRYPTO_V1_CTRL, CRYPTO_V1_RNG_START);  in cryptov1_rng_read()
193 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in cryptov2_rng_read()  local
201 	writel(100, pdata->base + CRYPTO_V2_RNG_SAMPLE_CNT);  in cryptov2_rng_read()
208 	rk_clrsetreg(pdata->base + CRYPTO_V2_RNG_CTL, 0xffff, reg);  in cryptov2_rng_read()
210 	retval = readl_poll_timeout(pdata->base + CRYPTO_V2_RNG_CTL, reg,  in cryptov2_rng_read()
216 	rk_rng_read_regs(pdata->base + CRYPTO_V2_RNG_DOUT_0, data, len);  in cryptov2_rng_read()
220 	rk_clrreg(pdata->base + CRYPTO_V2_RNG_CTL, 0xffff);  in cryptov2_rng_read()
229 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in trngv1_init()  local
231 	version = trng_read(pdata, TRNG_V1_VERSION);  in trngv1_init()
239 	readl_poll_timeout(pdata->base + TRNG_V1_ISTAT, status,  in trngv1_init()
244 	trng_write(pdata, TRNG_V1_ISTAT, status);  in trngv1_init()
247 	trng_write(pdata, TRNG_V1_AUTO_RQSTS, auto_reseed_cnt);  in trngv1_init()
254 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in trngv1_rng_read()  local
261 	trng_write(pdata, TRNG_V1_MODE, TRNG_V1_MODE_256_BIT);  in trngv1_rng_read()
262 	trng_write(pdata, TRNG_V1_CTRL, TRNG_V1_CTRL_RAND);  in trngv1_rng_read()
264 	retval = readl_poll_timeout(pdata->base + TRNG_V1_ISTAT, reg,  in trngv1_rng_read()
268 	trng_write(pdata, TRNG_V1_ISTAT, reg);  in trngv1_rng_read()
273 	rk_rng_read_regs(pdata->base + TRNG_V1_RAND0, data, len);  in trngv1_rng_read()
277 	trng_write(pdata, TRNG_V1_CTRL, TRNG_V1_CTRL_NOP);  in trngv1_rng_read()
284 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in rkrng_init()  local
287 	rk_clrreg(pdata->base + RKRNG_CTRL, 0xffff);  in rkrng_init()
289 	reg = trng_read(pdata, RKRNG_STATE);  in rkrng_init()
290 	trng_write(pdata, RKRNG_STATE, reg);  in rkrng_init()
297 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in rkrng_rng_read()  local
308 	rk_clrsetreg(pdata->base + RKRNG_CTRL, 0xffff, reg);  in rkrng_rng_read()
310 	retval = readl_poll_timeout(pdata->base + RKRNG_STATE, reg,  in rkrng_rng_read()
316 	trng_write(pdata, RKRNG_STATE, reg);  in rkrng_rng_read()
318 	rk_rng_read_regs(pdata->base + RKRNG_DRNG_DATA_0, data, len);  in rkrng_rng_read()
322 	rk_clrreg(pdata->base + RKRNG_CTRL, 0xffff);  in rkrng_rng_read()
335 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in rockchip_rng_read()  local
340 	if (!pdata->soc_data || !pdata->soc_data->rk_rng_read)  in rockchip_rng_read()
344 		ret = pdata->soc_data->rk_rng_read(dev, buf, RK_HW_RNG_MAX);  in rockchip_rng_read()
350 		ret = pdata->soc_data->rk_rng_read(dev, buf,  in rockchip_rng_read()
359 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in rockchip_rng_ofdata_to_platdata()  local
363 	memset(pdata, 0x00, sizeof(*pdata));  in rockchip_rng_ofdata_to_platdata()
371 	pdata->base = addr;  in rockchip_rng_ofdata_to_platdata()
375 		pdata->base -= 0x400;  in rockchip_rng_ofdata_to_platdata()
377 	clk_get_by_index(dev, 0, &pdata->hclk);  in rockchip_rng_ofdata_to_platdata()
384 	struct rk_rng_platdata *pdata = dev_get_priv(dev);  in rockchip_rng_probe()  local
387 	pdata->soc_data = (struct rk_rng_soc_data *)dev_get_driver_data(dev);  in rockchip_rng_probe()
389 	if (pdata->soc_data->rk_rng_init)  in rockchip_rng_probe()
390 		ret = pdata->soc_data->rk_rng_init(dev);  in rockchip_rng_probe()