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/linux/drivers/clocksource/
A Dsamsung_pwm_timer.c223 samsung_timer_set_divisor(pwm.event_id, pwm.tdiv); in samsung_clockevent_resume()
269 samsung_timer_set_divisor(pwm.event_id, pwm.tdiv); in samsung_clockevent_init()
271 clock_rate = pclk / (pwm.tscaler_div * pwm.tdiv); in samsung_clockevent_init()
278 irq_number = pwm.irq[pwm.event_id]; in samsung_clockevent_init()
299 samsung_timer_set_divisor(pwm.source_id, pwm.tdiv); in samsung_clocksource_resume()
301 samsung_time_setup(pwm.source_id, pwm.tcnt_max); in samsung_clocksource_resume()
341 clock_rate = pclk / (pwm.tscaler_div * pwm.tdiv); in samsung_clocksource_init()
343 samsung_time_setup(pwm.source_id, pwm.tcnt_max); in samsung_clocksource_init()
347 pwm.source_reg = pwm.base + 0x40; in samsung_clocksource_init()
349 pwm.source_reg = pwm.base + pwm.source_id * 0x0c + 0x14; in samsung_clocksource_init()
[all …]
/linux/drivers/pwm/
A Dpwm-renesas-tpu.c179 tpu_pwm_write(pwm, TPU_TGRAn, pwm->duty); in tpu_pwm_timer_start()
180 tpu_pwm_write(pwm, TPU_TGRBn, pwm->period); in tpu_pwm_timer_start()
183 pwm->channel, pwm->duty, pwm->period); in tpu_pwm_timer_start()
218 pwm = kzalloc(sizeof(*pwm), GFP_KERNEL); in tpu_pwm_request()
227 pwm->duty = 0; in tpu_pwm_request()
241 kfree(pwm); in tpu_pwm_free()
288 if (pwm->prescaler == prescaler && pwm->period == period) in tpu_pwm_config()
305 tpu_pwm_write(pwm, TPU_TGRAn, pwm->duty); in tpu_pwm_config()
307 pwm->duty); in tpu_pwm_config()
350 if (pwm->duty == 0 || pwm->duty == pwm->period) { in tpu_pwm_enable()
[all …]
A DMakefile4 obj-$(CONFIG_PWM_AB8500) += pwm-ab8500.o
5 obj-$(CONFIG_PWM_ATMEL) += pwm-atmel.o
11 obj-$(CONFIG_PWM_BERLIN) += pwm-berlin.o
14 obj-$(CONFIG_PWM_CRC) += pwm-crc.o
16 obj-$(CONFIG_PWM_DWC) += pwm-dwc.o
20 obj-$(CONFIG_PWM_IMG) += pwm-img.o
21 obj-$(CONFIG_PWM_IMX1) += pwm-imx1.o
37 obj-$(CONFIG_PWM_MXS) += pwm-mxs.o
41 obj-$(CONFIG_PWM_PXA) += pwm-pxa.o
51 obj-$(CONFIG_PWM_STI) += pwm-sti.o
[all …]
A Dcore.c103 err = pwm->chip->ops->request(pwm->chip, pwm); in pwm_device_request()
111 pwm->chip->ops->get_state(pwm->chip, pwm, &pwm->state); in pwm_device_request()
112 trace_pwm_get(pwm, &pwm->state); in pwm_device_request()
115 pwm->last = pwm->state; in pwm_device_request()
206 return pwm ? pwm->chip_data : NULL; in pwm_get_chip_data()
272 pwm->pwm = chip->base + i; in pwmchip_add()
275 radix_tree_insert(&pwm_tree, pwm->pwm, pwm); in pwmchip_add()
358 if (pwm < 0 || pwm >= MAX_PWMS) in pwm_request()
639 if (!pwm || !pwm->chip->ops) in pwm_capture()
646 err = pwm->chip->ops->capture(pwm->chip, pwm, result, timeout); in pwm_capture()
[all …]
A Dpwm-sun4i.c113 struct pwm_device *pwm, in sun4i_pwm_get_state() argument
396 pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL); in sun4i_pwm_probe()
397 if (!pwm) in sun4i_pwm_probe()
401 if (!pwm->data) in sun4i_pwm_probe()
405 if (IS_ERR(pwm->base)) in sun4i_pwm_probe()
420 if (IS_ERR(pwm->clk)) in sun4i_pwm_probe()
424 if (!pwm->clk) { in sun4i_pwm_probe()
426 if (IS_ERR(pwm->clk)) in sun4i_pwm_probe()
432 if (IS_ERR(pwm->bus_clk)) in sun4i_pwm_probe()
437 if (IS_ERR(pwm->rst)) in sun4i_pwm_probe()
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A Dpwm-tegra.c195 if (!pwm_is_enabled(pwm)) in tegra_pwm_config()
242 pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL); in tegra_pwm_probe()
243 if (!pwm) in tegra_pwm_probe()
247 pwm->dev = &pdev->dev; in tegra_pwm_probe()
250 if (IS_ERR(pwm->regs)) in tegra_pwm_probe()
256 if (IS_ERR(pwm->clk)) in tegra_pwm_probe()
260 ret = clk_set_rate(pwm->clk, pwm->soc->max_frequency); in tegra_pwm_probe()
271 pwm->clk_rate = clk_get_rate(pwm->clk); in tegra_pwm_probe()
274 pwm->min_period_ns = in tegra_pwm_probe()
278 if (IS_ERR(pwm->rst)) { in tegra_pwm_probe()
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A Dsysfs.c19 struct pwm_device *pwm; member
33 return export->pwm; in child_to_pwm_device()
53 struct pwm_device *pwm = export->pwm; in period_store() local
88 struct pwm_device *pwm = export->pwm; in duty_cycle_store() local
123 struct pwm_device *pwm = export->pwm; in enable_store() local
182 struct pwm_device *pwm = export->pwm; in polarity_store() local
232 ATTRIBUTE_GROUPS(pwm);
256 export->pwm = pwm; in pwm_export_child()
305 pwm_put(pwm); in pwm_unexport_child()
327 if (IS_ERR(pwm)) in export_store()
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A Dpwm-lpss.c79 if (pwm_lpss_read(pwm) & PWM_SW_UPDATE) { in pwm_lpss_is_updating()
112 ctrl = pwm_lpss_read(pwm); in pwm_lpss_prepare()
118 pwm_lpss_write(pwm, ctrl); in pwm_lpss_prepare()
125 pwm_lpss_write(pwm, pwm_lpss_read(pwm) | PWM_ENABLE); in pwm_lpss_cond_enable()
129 struct pwm_device *pwm, in pwm_lpss_prepare_enable() argument
134 ret = pwm_lpss_is_updating(pwm); in pwm_lpss_prepare_enable()
140 ret = pwm_lpss_wait_for_update(pwm); in pwm_lpss_prepare_enable()
155 if (!pwm_is_enabled(pwm)) { in pwm_lpss_apply()
163 } else if (pwm_is_enabled(pwm)) { in pwm_lpss_apply()
164 pwm_lpss_write(pwm, pwm_lpss_read(pwm) & ~PWM_ENABLE); in pwm_lpss_apply()
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A Dpwm-twl.c32 #define TWL4030_PWM_TOGGLE(pwm, x) ((x) << (pwm)) argument
46 #define TWL6030_PWM_TOGGLE(pwm, x) ((x) << (pwm * 3)) argument
83 base = pwm->hwpwm * 3; in twl_pwm_config()
113 val |= TWL4030_PWM_TOGGLE(pwm->hwpwm, TWL4030_PWMX_ENABLE); in twl4030_pwm_enable()
137 val &= ~TWL4030_PWM_TOGGLE(pwm->hwpwm, TWL4030_PWMX_ENABLE); in twl4030_pwm_disable()
159 if (pwm->hwpwm == 1) { in twl4030_pwm_request()
197 if (pwm->hwpwm == 1) in twl4030_pwm_free()
230 val &= ~TWL6030_PWM_TOGGLE(pwm->hwpwm, TWL6030_PWMXR); in twl6030_pwm_enable()
252 val |= TWL6030_PWM_TOGGLE(pwm->hwpwm, TWL6030_PWMXR); in twl6030_pwm_disable()
261 val |= TWL6030_PWM_TOGGLE(pwm->hwpwm, TWL6030_PWMXEN); in twl6030_pwm_disable()
[all …]
A Dpwm-stmpe.c48 pwm->hwpwm); in stmpe_24xx_pwm_enable()
57 pwm->hwpwm); in stmpe_24xx_pwm_enable()
74 pwm->hwpwm); in stmpe_24xx_pwm_disable()
83 pwm->hwpwm); in stmpe_24xx_pwm_disable()
117 pin = pwm->hwpwm; in stmpe_24xx_pwm_config()
128 pwm->hwpwm); in stmpe_24xx_pwm_config()
134 switch (pwm->hwpwm) { in stmpe_24xx_pwm_config()
275 pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL); in stmpe_pwm_probe()
276 if (!pwm) in stmpe_pwm_probe()
279 pwm->stmpe = stmpe; in stmpe_pwm_probe()
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A Dpwm-vt8500.c31 #define REG_CTRL(pwm) (((pwm) << 4) + 0x00) argument
32 #define REG_SCALAR(pwm) (((pwm) << 4) + 0x04) argument
33 #define REG_PERIOD(pwm) (((pwm) << 4) + 0x08) argument
34 #define REG_DUTY(pwm) (((pwm) << 4) + 0x0C) argument
114 writel(dc, vt8500->base + REG_DUTY(pwm->hwpwm)); in vt8500_pwm_config()
117 val = readl(vt8500->base + REG_CTRL(pwm->hwpwm)); in vt8500_pwm_config()
119 writel(val, vt8500->base + REG_CTRL(pwm->hwpwm)); in vt8500_pwm_config()
138 val = readl(vt8500->base + REG_CTRL(pwm->hwpwm)); in vt8500_pwm_enable()
140 writel(val, vt8500->base + REG_CTRL(pwm->hwpwm)); in vt8500_pwm_enable()
151 val = readl(vt8500->base + REG_CTRL(pwm->hwpwm)); in vt8500_pwm_disable()
[all …]
A Dpwm-img.c164 val |= BIT(pwm->hwpwm); in img_pwm_enable()
180 val &= ~BIT(pwm->hwpwm); in img_pwm_disable()
243 struct img_pwm_chip *pwm; in img_pwm_probe() local
246 pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL); in img_pwm_probe()
247 if (!pwm) in img_pwm_probe()
250 pwm->dev = &pdev->dev; in img_pwm_probe()
253 if (IS_ERR(pwm->base)) in img_pwm_probe()
254 return PTR_ERR(pwm->base); in img_pwm_probe()
267 if (IS_ERR(pwm->sys_clk)) { in img_pwm_probe()
299 pwm->max_period_ns = val; in img_pwm_probe()
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A Dpwm-jz4740.c57 if (!jz4740_pwm_can_use_chn(jz, pwm->hwpwm)) in jz4740_pwm_request()
60 snprintf(name, sizeof(name), "timer%u", pwm->hwpwm); in jz4740_pwm_request()
73 pwm_set_chip_data(pwm, clk); in jz4740_pwm_request()
80 struct clk *clk = pwm_get_chip_data(pwm); in jz4740_pwm_free()
91 regmap_update_bits(jz->map, TCU_REG_TCSRc(pwm->hwpwm), in jz4740_pwm_enable()
95 regmap_write(jz->map, TCU_REG_TESR, BIT(pwm->hwpwm)); in jz4740_pwm_enable()
109 regmap_write(jz->map, TCU_REG_TDFRc(pwm->hwpwm), 0x0); in jz4740_pwm_disable()
120 regmap_write(jz->map, TCU_REG_TECR, BIT(pwm->hwpwm)); in jz4740_pwm_disable()
128 struct clk *clk = pwm_get_chip_data(pwm); in jz4740_pwm_apply()
169 jz4740_pwm_disable(chip, pwm); in jz4740_pwm_apply()
[all …]
A Dpwm-twl-led.c81 base = pwm->hwpwm * 2 + TWL4030_PWMA_REG; in twl4030_pwmled_config()
101 dev_err(chip->dev, "%s: Failed to read LEDEN\n", pwm->label); in twl4030_pwmled_enable()
105 val |= TWL4030_LED_TOGGLE(pwm->hwpwm, TWL4030_LED_PINS); in twl4030_pwmled_enable()
117 struct pwm_device *pwm) in twl4030_pwmled_disable() argument
130 val &= ~TWL4030_LED_TOGGLE(pwm->hwpwm, TWL4030_LED_PINS); in twl4030_pwmled_disable()
167 pwm->label); in twl6030_pwmled_enable()
184 struct pwm_device *pwm) in twl6030_pwmled_disable() argument
194 pwm->label); in twl6030_pwmled_disable()
219 pwm->label); in twl6030_pwmled_request()
245 pwm->label); in twl6030_pwmled_free()
[all …]
A Dpwm-crc.c78 pwm_get_period(pwm) != state->period) { in crc_pwm_apply()
90 if (pwm_is_enabled(pwm) && state->enabled && in crc_pwm_apply()
91 pwm_get_period(pwm) != state->period) { in crc_pwm_apply()
100 if (pwm_get_period(pwm) != state->period || in crc_pwm_apply()
161 struct crystalcove_pwm *pwm; in crystalcove_pwm_probe() local
165 pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL); in crystalcove_pwm_probe()
166 if (!pwm) in crystalcove_pwm_probe()
169 pwm->chip.dev = &pdev->dev; in crystalcove_pwm_probe()
170 pwm->chip.ops = &crc_pwm_ops; in crystalcove_pwm_probe()
171 pwm->chip.npwm = 1; in crystalcove_pwm_probe()
[all …]
/linux/include/linux/
A Dpwm.h86 unsigned int pwm; member
108 *state = pwm->state; in pwm_get_state()
115 pwm_get_state(pwm, &state); in pwm_is_enabled()
122 if (pwm) in pwm_set_period()
137 if (pwm) in pwm_set_duty_cycle()
162 *args = pwm->args; in pwm_get_args()
188 pwm_get_state(pwm, state); in pwm_init_state()
191 pwm_get_args(pwm, &args); in pwm_init_state()
345 if (!pwm) in pwm_config()
370 if (!pwm) in pwm_enable()
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/linux/Documentation/devicetree/bindings/pwm/
A Drenesas,pwm-rcar.yaml4 $id: http://devicetree.org/schemas/pwm/renesas,pwm-rcar.yaml#
16 - renesas,pwm-r8a7742 # RZ/G1H
17 - renesas,pwm-r8a7743 # RZ/G1M
38 - const: renesas,pwm-rcar
44 '#pwm-cells':
62 - '#pwm-cells'
72 - renesas,pwm-r8a7778
73 - renesas,pwm-r8a7779
85 pwm0: pwm@e6e30000 {
86 compatible = "renesas,pwm-r8a7743", "renesas,pwm-rcar";
[all …]
A Dimx-pwm.yaml4 $id: http://devicetree.org/schemas/pwm/imx-pwm.yaml#
13 "#pwm-cells":
24 - fsl,imx1-pwm
25 - fsl,imx27-pwm
28 - fsl,imx25-pwm
29 - fsl,imx31-pwm
30 - fsl,imx50-pwm
31 - fsl,imx51-pwm
62 - "#pwm-cells"
75 pwm@53fb4000 {
[all …]
A Dpwm-rockchip.yaml4 $id: http://devicetree.org/schemas/pwm/pwm-rockchip.yaml#
15 - const: rockchip,rk2928-pwm
16 - const: rockchip,rk3288-pwm
17 - const: rockchip,rk3328-pwm
18 - const: rockchip,vop-pwm
45 "#pwm-cells":
54 - "#pwm-cells"
61 - rockchip,rk3328-pwm
73 - const: pwm
96 pwm0: pwm@20030000 {
[all …]
A Dallwinner,sun4i-a10-pwm.yaml4 $id: http://devicetree.org/schemas/pwm/allwinner,sun4i-a10-pwm.yaml#
14 "#pwm-cells":
19 - const: allwinner,sun4i-a10-pwm
21 - const: allwinner,sun5i-a13-pwm
22 - const: allwinner,sun7i-a20-pwm
23 - const: allwinner,sun8i-h3-pwm
81 - "#pwm-cells"
90 pwm: pwm@1c20e00 {
94 #pwm-cells = <3>;
101 pwm@300a000 {
[all …]
A Dpwm.txt8 with a property containing a 'pwm-list':
10 pwm-list ::= <single-pwm> [pwm-list]
11 single-pwm ::= <pwm-phandle> <pwm-specifier>
13 pwm-specifier : array of #pwm-cells specifying the given PWM
29 pwm: pwm {
30 #pwm-cells = <2>;
36 pwms = <&pwm 0 5000000>;
37 pwm-names = "backlight";
47 <dt-bindings/pwm/pwm.h>) in a third cell:
54 pwm-names = "backlight";
[all …]
A Dpwm-samsung.yaml4 $id: http://devicetree.org/schemas/pwm/pwm-samsung.yaml#
52 - const: pwm-tclk0
55 - const: pwm-tclk1
58 - const: pwm-tclk0
59 - const: pwm-tclk1
68 "#pwm-cells":
74 samsung,pwm-outputs:
89 - "#pwm-cells"
95 - $ref: pwm.yaml#
112 pwm@7f006000 {
[all …]
A Dnvidia,tegra20-pwm.txt6 - "nvidia,tegra30-pwm", "nvidia,tegra20-pwm": for Tegra30
7 - "nvidia,tegra114-pwm", "nvidia,tegra20-pwm": for Tegra114
8 - "nvidia,tegra124-pwm", "nvidia,tegra20-pwm": for Tegra124
9 - "nvidia,tegra132-pwm", "nvidia,tegra20-pwm": for Tegra132
10 - "nvidia,tegra210-pwm", "nvidia,tegra20-pwm": for Tegra210
14 - #pwm-cells: should be 2. See pwm.yaml in this directory for a description of
21 - pwm
38 pwm: pwm@7000a000 {
41 #pwm-cells = <2>;
44 reset-names = "pwm";
[all …]
/linux/drivers/input/keyboard/
A Dlm8323.c355 if (pwm->desired_brightness != pwm->brightness) in pwm_done()
456 if (pwm->running || pwm->desired_brightness == pwm->brightness) in lm8323_pwm_work()
460 up = (pwm->desired_brightness > pwm->brightness); in lm8323_pwm_work()
461 steps = abs(pwm->desired_brightness - pwm->brightness); in lm8323_pwm_work()
491 pwm->brightness = pwm->desired_brightness; in lm8323_pwm_work()
562 pwm = &lm->pwm[id - 1]; in init_pwm()
564 pwm->id = id; in init_pwm()
624 int pwm; in lm8323_probe() local
692 for (pwm = 0; pwm < LM8323_NUM_PWMS; pwm++) { in lm8323_probe()
747 if (lm->pwm[pwm].enabled) in lm8323_probe()
[all …]
/linux/include/trace/events/
A Dpwm.h3 #define TRACE_SYSTEM pwm
11 DECLARE_EVENT_CLASS(pwm,
13 TP_PROTO(struct pwm_device *pwm, const struct pwm_state *state),
15 TP_ARGS(pwm, state),
18 __field(struct pwm_device *, pwm)
26 __entry->pwm = pwm;
34 __entry->pwm, __entry->period, __entry->duty_cycle,
39 DEFINE_EVENT(pwm, pwm_apply,
43 TP_ARGS(pwm, state)
47 DEFINE_EVENT(pwm, pwm_get,
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