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Searched refs:duty_cycles (Results 1 – 10 of 10) sorted by relevance

/openbmc/linux/drivers/pwm/
H A Dpwm-xilinx.c105 u64 period_cycles, duty_cycles; in xilinx_pwm_apply() local
127 duty_cycles = min_t(u64, state->duty_cycle, U32_MAX * NSEC_PER_SEC); in xilinx_pwm_apply()
128 duty_cycles = mul_u64_u32_div(duty_cycles, rate, NSEC_PER_SEC); in xilinx_pwm_apply()
129 duty_cycles = min_t(u64, duty_cycles, priv->max + 2); in xilinx_pwm_apply()
135 if (duty_cycles >= period_cycles) in xilinx_pwm_apply()
136 duty_cycles = period_cycles - 1; in xilinx_pwm_apply()
139 if (duty_cycles < 2) in xilinx_pwm_apply()
140 duty_cycles = period_cycles; in xilinx_pwm_apply()
145 tlr1 = xilinx_timer_tlr_cycles(priv, tcsr1, duty_cycles); in xilinx_pwm_apply()
H A Dpwm-lpc32xx.c34 int period_cycles, duty_cycles; in lpc32xx_pwm_config() local
47 duty_cycles = div64_u64((unsigned long long)(period_ns - duty_ns) * 256, in lpc32xx_pwm_config()
49 if (!duty_cycles) in lpc32xx_pwm_config()
50 duty_cycles = 1; in lpc32xx_pwm_config()
51 if (duty_cycles > 255) in lpc32xx_pwm_config()
52 duty_cycles = 255; in lpc32xx_pwm_config()
56 val |= (period_cycles << 8) | duty_cycles; in lpc32xx_pwm_config()
H A Dpwm-omap-dmtimer.c156 u32 period_cycles, duty_cycles; in pwm_omap_dmtimer_config() local
199 duty_cycles = pwm_omap_dmtimer_get_clock_cycles(clk_rate, duty_ns); in pwm_omap_dmtimer_config()
208 if (duty_cycles < 1) { in pwm_omap_dmtimer_config()
213 duty_cycles = 1; in pwm_omap_dmtimer_config()
214 } else if (duty_cycles >= period_cycles) { in pwm_omap_dmtimer_config()
219 duty_cycles = period_cycles - 1; in pwm_omap_dmtimer_config()
223 DIV_ROUND_CLOSEST_ULL((u64)NSEC_PER_SEC * duty_cycles, in pwm_omap_dmtimer_config()
229 match_value = load_value + duty_cycles - 1; in pwm_omap_dmtimer_config()
H A Dpwm-ep93xx.c70 unsigned long duty_cycles; in ep93xx_pwm_apply() local
123 duty_cycles = c; in ep93xx_pwm_apply()
125 if (period_cycles < 0x10000 && duty_cycles < 0x10000) { in ep93xx_pwm_apply()
131 writew(duty_cycles, base + EP93XX_PWMx_DUTY_CYCLE); in ep93xx_pwm_apply()
133 writew(duty_cycles, base + EP93XX_PWMx_DUTY_CYCLE); in ep93xx_pwm_apply()
H A Dpwm-imx27.c221 unsigned long period_cycles, duty_cycles, prescale, period_us, tmp; in pwm_imx27_apply() local
244 duty_cycles = c; in pwm_imx27_apply()
245 duty_cycles /= prescale; in pwm_imx27_apply()
342 if (duty_cycles < imx->duty_cycle && (cr & MX3_PWMCR_EN)) { in pwm_imx27_apply()
354 if ((val + c >= duty_cycles && val < imx->duty_cycle) || in pwm_imx27_apply()
359 writel_relaxed(duty_cycles, imx->mmio_base + MX3_PWMSAR); in pwm_imx27_apply()
368 imx->duty_cycle = duty_cycles; in pwm_imx27_apply()
H A Dpwm-tiecap.c54 u32 period_cycles, duty_cycles; in ecap_pwm_config() local
65 duty_cycles = 1; in ecap_pwm_config()
70 duty_cycles = (u32)c; in ecap_pwm_config()
84 writel(duty_cycles, pc->mmio_base + CAP2); in ecap_pwm_config()
92 writel(duty_cycles, pc->mmio_base + CAP4); in ecap_pwm_config()
H A Dpwm-mxs.c52 unsigned int period_cycles, duty_cycles; in mxs_pwm_apply() local
86 duty_cycles = c; in mxs_pwm_apply()
97 writel(duty_cycles << 16, in mxs_pwm_apply()
H A Dpwm-tiehrpwm.c222 u32 period_cycles, duty_cycles; in ehrpwm_pwm_config() local
237 duty_cycles = 1; in ehrpwm_pwm_config()
242 duty_cycles = (unsigned long)c; in ehrpwm_pwm_config()
282 duty_cycles = duty_cycles / ps_divval; in ehrpwm_pwm_config()
300 ehrpwm_write(pc->mmio_base, cmp_reg, duty_cycles); in ehrpwm_pwm_config()
H A Dpwm-rz-mtu3.c326 u64 duty_cycles; in rz_mtu3_pwm_config() local
354 duty_cycles = mul_u64_u32_div(state->duty_cycle, rz_mtu3_pwm->rate, in rz_mtu3_pwm_config()
356 dc = rz_mtu3_pwm_calculate_pv_or_dc(duty_cycles, prescale); in rz_mtu3_pwm_config()
/openbmc/u-boot/drivers/pwm/
H A Dpwm-imx.c30 unsigned long period_cycles, duty_cycles, prescale; in pwm_config() local
36 pwm_imx_get_parms(period_ns, duty_ns, &period_cycles, &duty_cycles, in pwm_config()
45 writel(duty_cycles, &pwm->sar); in pwm_config()