diff mbox series

[v3,07/10] counter: stm32-timer-cnt: introduce channels

Message ID 20231220145726.640627-8-fabrice.gasnier@foss.st.com (mailing list archive)
State Handled Elsewhere
Headers show
Series counter: Add stm32 timer events support | expand

Commit Message

Fabrice Gasnier Dec. 20, 2023, 2:57 p.m. UTC 
Simply add channels 3 and 4 that can be used for capture. Statically
add them, despite some timers doesn't have them. Rather rely on
stm32_action_read that will report "none" action for these currently.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
---
Changes in v3:
- New patch split from:
  "counter: stm32-timer-cnt: populate capture channels and check encoder"
---
 drivers/counter/stm32-timer-cnt.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

Comments

William Breathitt Gray Jan. 8, 2024, 5:21 p.m. UTC | #1 
On Wed, Dec 20, 2023 at 03:57:23PM +0100, Fabrice Gasnier wrote:
> Simply add channels 3 and 4 that can be used for capture. Statically
> add them, despite some timers doesn't have them. Rather rely on
> stm32_action_read that will report "none" action for these currently.
> 
> Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>

Reviewed-by: William Breathitt Gray <william.gray@linaro.org>
diff mbox series

Patch

diff --git a/drivers/counter/stm32-timer-cnt.c b/drivers/counter/stm32-timer-cnt.c
index 6933d42b16bf..55eb6af34750 100644
--- a/drivers/counter/stm32-timer-cnt.c
+++ b/drivers/counter/stm32-timer-cnt.c
@@ -25,6 +25,8 @@ 
 #define STM32_CH1_SIG		0
 #define STM32_CH2_SIG		1
 #define STM32_CLOCK_SIG		2
+#define STM32_CH3_SIG		3
+#define STM32_CH4_SIG		4
 
 struct stm32_timer_regs {
 	u32 cr1;
@@ -366,6 +368,14 @@  static struct counter_signal stm32_signals[] = {
 		.ext = stm32_count_clock_ext,
 		.num_ext = ARRAY_SIZE(stm32_count_clock_ext),
 	},
+	{
+		.id = STM32_CH3_SIG,
+		.name = "Channel 3"
+	},
+	{
+		.id = STM32_CH4_SIG,
+		.name = "Channel 4"
+	},
 };
 
 static struct counter_synapse stm32_count_synapses[] = {
@@ -384,6 +394,16 @@  static struct counter_synapse stm32_count_synapses[] = {
 		.num_actions = ARRAY_SIZE(stm32_clock_synapse_actions),
 		.signal = &stm32_signals[STM32_CLOCK_SIG]
 	},
+	{
+		.actions_list = stm32_synapse_actions,
+		.num_actions = ARRAY_SIZE(stm32_synapse_actions),
+		.signal = &stm32_signals[STM32_CH3_SIG]
+	},
+	{
+		.actions_list = stm32_synapse_actions,
+		.num_actions = ARRAY_SIZE(stm32_synapse_actions),
+		.signal = &stm32_signals[STM32_CH4_SIG]
+	},
 };
 
 static struct counter_count stm32_counts = {