修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/pwm/pwm-bcm-kona.c
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@@ -45,25 +45,25 @@
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  *    high or low depending on its state at that exact instant.
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  */
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-#define PWM_CONTROL_OFFSET			(0x00000000)
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+#define PWM_CONTROL_OFFSET			0x00000000
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 #define PWM_CONTROL_SMOOTH_SHIFT(chan)		(24 + (chan))
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 #define PWM_CONTROL_TYPE_SHIFT(chan)		(16 + (chan))
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 #define PWM_CONTROL_POLARITY_SHIFT(chan)	(8 + (chan))
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 #define PWM_CONTROL_TRIGGER_SHIFT(chan)		(chan)
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-#define PRESCALE_OFFSET				(0x00000004)
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+#define PRESCALE_OFFSET				0x00000004
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 #define PRESCALE_SHIFT(chan)			((chan) << 2)
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 #define PRESCALE_MASK(chan)			(0x7 << PRESCALE_SHIFT(chan))
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-#define PRESCALE_MIN				(0x00000000)
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-#define PRESCALE_MAX				(0x00000007)
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+#define PRESCALE_MIN				0x00000000
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+#define PRESCALE_MAX				0x00000007
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 #define PERIOD_COUNT_OFFSET(chan)		(0x00000008 + ((chan) << 3))
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-#define PERIOD_COUNT_MIN			(0x00000002)
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-#define PERIOD_COUNT_MAX			(0x00ffffff)
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+#define PERIOD_COUNT_MIN			0x00000002
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+#define PERIOD_COUNT_MAX			0x00ffffff
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 #define DUTY_CYCLE_HIGH_OFFSET(chan)		(0x0000000c + ((chan) << 3))
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-#define DUTY_CYCLE_HIGH_MIN			(0x00000000)
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-#define DUTY_CYCLE_HIGH_MAX			(0x00ffffff)
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+#define DUTY_CYCLE_HIGH_MIN			0x00000000
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+#define DUTY_CYCLE_HIGH_MAX			0x00ffffff
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 struct kona_pwmc {
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 	struct pwm_chip chip;
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@@ -138,7 +138,7 @@
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 		dc = div64_u64(val, div);
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 		/* If duty_ns or period_ns are not achievable then return */
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-		if (pc < PERIOD_COUNT_MIN || dc < DUTY_CYCLE_HIGH_MIN)
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+		if (pc < PERIOD_COUNT_MIN)
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 			return -EINVAL;
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 		/* If pc and dc are in bounds, the calculation is done */