Commit df8fdd01 authored by Dharma Balasubiramani's avatar Dharma Balasubiramani Committed by William Breathitt Gray
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counter: microchip-tcb-capture: Fix the use of internal GCLK logic 



As per the datasheet, the clock selection Bits 2:0 – TCCLKS[2:0] should
be set to 0 while using the internal GCLK (TIMER_CLOCK1).

Fixes: 106b1041 ("counter: Add microchip TCB capture counter")
Signed-off-by: default avatarDharma Balasubiramani <dharma.b@microchip.com>
Link: https://lore.kernel.org/r/20230905100835.315024-1-dharma.b@microchip.com


Signed-off-by: default avatarWilliam Breathitt Gray <william.gray@linaro.org>
parent 3170256d

drivers/counter/microchip-tcb-capture.c

+1 −1
Original line number Diff line number Diff line
@@ -98,7 +98,7 @@ static int mchp_tc_count_function_write(struct counter_device *counter, 
		priv->qdec_mode = 0;

		/* Set highest rate based on whether soc has gclk or not */

		bmr &= ~(ATMEL_TC_QDEN | ATMEL_TC_POSEN);

		if (priv->tc_cfg->has_gclk)

		if (!priv->tc_cfg->has_gclk)

			cmr |= ATMEL_TC_TIMER_CLOCK2;

		else

			cmr |= ATMEL_TC_TIMER_CLOCK1;