51 		 * The period is always 1024 q, duty_cycle is between 1q and 1024q.  in ab8500_pwm_apply()
54 		 *                  | (from manual)    |   (1 / 1024q)    | = 1 / freq  in ab8500_pwm_apply()
56 		 *      b0000       |      293 Hz      |  292.968750 Hz   | 3413333.33 ns  in ab8500_pwm_apply()
57 		 *      b0001       |      302 Hz      |  302.419355 Hz   | 3306666.66 ns  in ab8500_pwm_apply()
58 		 *      b0010       |      312 Hz      |  312.500000 Hz   | 3200000    ns  in ab8500_pwm_apply()
59 		 *      b0011       |      323 Hz      |  323.275862 Hz   | 3093333.33 ns  in ab8500_pwm_apply()
60 		 *      b0100       |      334 Hz      |  334.821429 Hz   | 2986666.66 ns  in ab8500_pwm_apply()
61 		 *      b0101       |      347 Hz      |  347.222222 Hz   | 2880000    ns  in ab8500_pwm_apply()
62 		 *      b0110       |      360 Hz      |  360.576923 Hz   | 2773333.33 ns  in ab8500_pwm_apply()
63 		 *      b0111       |      375 Hz      |  375.000000 Hz   | 2666666.66 ns  in ab8500_pwm_apply()
64 		 *      b1000       |      390 Hz      |  390.625000 Hz   | 2560000    ns  in ab8500_pwm_apply()
65 		 *      b1001       |      407 Hz      |  407.608696 Hz   | 2453333.33 ns  in ab8500_pwm_apply()
66 		 *      b1010       |      426 Hz      |  426.136364 Hz   | 2346666.66 ns  in ab8500_pwm_apply()
67 		 *      b1011       |      446 Hz      |  446.428571 Hz   | 2240000    ns  in ab8500_pwm_apply()
68 		 *      b1100       |      468 Hz      |  468.750000 Hz   | 2133333.33 ns  in ab8500_pwm_apply()
69 		 *      b1101       |      493 Hz      |  493.421053 Hz   | 2026666.66 ns  in ab8500_pwm_apply()
70 		 *      b1110       |      520 Hz      |  520.833333 Hz   | 1920000    ns  in ab8500_pwm_apply()
71 		 *      b1111       |      551 Hz      |  551.470588 Hz   | 1813333.33 ns  in ab8500_pwm_apply()
96 					1 << ab8500->hwid, 0);  in ab8500_pwm_apply()
108 	lower_val = (duty_steps - 1) & 0x00ff;  in ab8500_pwm_apply()
111 	 * AB8500_PWM_OUT_CTRL2_REG[0:1]; together with FreqPWMOutx.  in ab8500_pwm_apply()
113 	higher_val = ((duty_steps - 1) & 0x0300) >> 8 | (32 - div) << 4;  in ab8500_pwm_apply()
123 			(reg + 1), higher_val);  in ab8500_pwm_apply()
130 				1 << ab8500->hwid, 1 << ab8500->hwid);  in ab8500_pwm_apply()
154 	if (!(ctrl7 & 1 << ab8500->hwid)) {  in ab8500_pwm_get_state()
172 	duty_steps = ((higher_val & 3) << 8 | lower_val) + 1;  in ab8500_pwm_get_state()
191 	if (pdev->id < 1 || pdev->id > 31)  in ab8500_pwm_probe()
198 	chip = devm_pwmchip_alloc(&pdev->dev, 1, sizeof(*ab8500));  in ab8500_pwm_probe()
205 	ab8500->hwid = pdev->id - 1;  in ab8500_pwm_probe()