46 	int ret;  in imx6q_set_target()  local
71 			ret = regulator_set_voltage_tol(pu_reg, imx6_soc_volt[index], 0);  in imx6q_set_target()
72 			if (ret) {  in imx6q_set_target()
73 				dev_err(cpu_dev, "failed to scale vddpu up: %d\n", ret);  in imx6q_set_target()
74 				return ret;  in imx6q_set_target()
77 		ret = regulator_set_voltage_tol(soc_reg, imx6_soc_volt[index], 0);  in imx6q_set_target()
78 		if (ret) {  in imx6q_set_target()
79 			dev_err(cpu_dev, "failed to scale vddsoc up: %d\n", ret);  in imx6q_set_target()
80 			return ret;  in imx6q_set_target()
82 		ret = regulator_set_voltage_tol(arm_reg, volt, 0);  in imx6q_set_target()
83 		if (ret) {  in imx6q_set_target()
85 				"failed to scale vddarm up: %d\n", ret);  in imx6q_set_target()
86 			return ret;  in imx6q_set_target()
107 	ret = clk_set_rate(arm_clk, new_freq * 1000);  in imx6q_set_target()
108 	if (ret) {  in imx6q_set_target()
109 		dev_err(cpu_dev, "failed to set clock rate: %d\n", ret);  in imx6q_set_target()
111 		return ret;  in imx6q_set_target()
116 		ret = regulator_set_voltage_tol(arm_reg, volt, 0);  in imx6q_set_target()
117 		if (ret) {  in imx6q_set_target()
119 				 "failed to scale vddarm down: %d\n", ret);  in imx6q_set_target()
120 			ret = 0;  in imx6q_set_target()
122 		ret = regulator_set_voltage_tol(soc_reg, imx6_soc_volt[index], 0);  in imx6q_set_target()
123 		if (ret) {  in imx6q_set_target()
124 			dev_warn(cpu_dev, "failed to scale vddsoc down: %d\n", ret);  in imx6q_set_target()
125 			ret = 0;  in imx6q_set_target()
128 			ret = regulator_set_voltage_tol(pu_reg, imx6_soc_volt[index], 0);  in imx6q_set_target()
129 			if (ret) {  in imx6q_set_target()
130 				dev_warn(cpu_dev, "failed to scale vddpu down: %d\n", ret);  in imx6q_set_target()
131 				ret = 0;  in imx6q_set_target()
160 	int num, ret;  in imx6q_cpufreq_probe()  local
185 		ret = -ENOENT;  in imx6q_cpufreq_probe()
194 		ret = -ENOENT;  in imx6q_cpufreq_probe()
205 		ret = of_init_opp_table(cpu_dev);  in imx6q_cpufreq_probe()
206 		if (ret < 0) {  in imx6q_cpufreq_probe()
207 			dev_err(cpu_dev, "failed to init OPP table: %d\n", ret);  in imx6q_cpufreq_probe()
216 			ret = num;  in imx6q_cpufreq_probe()
217 			dev_err(cpu_dev, "no OPP table is found: %d\n", ret);  in imx6q_cpufreq_probe()
222 	ret = dev_pm_opp_init_cpufreq_table(cpu_dev, &freq_table);  in imx6q_cpufreq_probe()
223 	if (ret) {  in imx6q_cpufreq_probe()
224 		dev_err(cpu_dev, "failed to init cpufreq table: %d\n", ret);  in imx6q_cpufreq_probe()
231 		ret = -ENOMEM;  in imx6q_cpufreq_probe()
276 	ret = regulator_set_voltage_time(soc_reg, imx6_soc_volt[0], imx6_soc_volt[num - 1]);  in imx6q_cpufreq_probe()
277 	if (ret > 0)  in imx6q_cpufreq_probe()
278 		transition_latency += ret * 1000;  in imx6q_cpufreq_probe()
280 		ret = regulator_set_voltage_time(pu_reg, imx6_soc_volt[0], imx6_soc_volt[num - 1]);  in imx6q_cpufreq_probe()
281 		if (ret > 0)  in imx6q_cpufreq_probe()
282 			transition_latency += ret * 1000;  in imx6q_cpufreq_probe()
298 	ret = regulator_set_voltage_time(arm_reg, min_volt, max_volt);  in imx6q_cpufreq_probe()
299 	if (ret > 0)  in imx6q_cpufreq_probe()
300 		transition_latency += ret * 1000;  in imx6q_cpufreq_probe()
302 	ret = cpufreq_register_driver(&imx6q_cpufreq_driver);  in imx6q_cpufreq_probe()
303 	if (ret) {  in imx6q_cpufreq_probe()
304 		dev_err(cpu_dev, "failed register driver: %d\n", ret);  in imx6q_cpufreq_probe()
335 	return ret;  in imx6q_cpufreq_probe()