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counter: microchip-tcb-capture: Fix the use of internal GCLK logic

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commit df8fdd01c98b99d04915c04f3a5ce73f55456b7c upstream.

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: 106b104137 ("counter: Add microchip TCB capture counter")
Signed-off-by: Dharma Balasubiramani <dharma.b@microchip.com>
Link: https://lore.kernel.org/r/20230905100835.315024-1-dharma.b@microchip.com
Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dharma Balasubiramani 2023-09-05 15:38:35 +05:30 committed by Greg Kroah-Hartman
parent 0e3953b577
commit bc67250859
1 changed files with 1 additions and 1 deletions
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2
drivers/counter/microchip-tcb-capture.c
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@ -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;