diff mbox series

[v14,3/6] Documentation: ABI: sysfs-bus-counter: add cascade_counts_enable and external_input_phase_clock_select

Message ID 20230310170654.268047-4-biju.das.jz@bp.renesas.com (mailing list archive)
State Handled Elsewhere
Headers show
Series None | expand

Commit Message

Biju Das March 10, 2023, 5:06 p.m. UTC 
This commit adds cascade_counts_enable and external_input_phase_
clock_select items to counter ABI file.
(e.g. for Renesas MTU3 hardware used for phase counting).

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: William Breathitt Gray <william.gray@linaro.org>
---
v13->v14:
 * No change.
v12->v13:
 * Updated kernel version from 6.3->6.4 as it is too late.
v11->v12:
 * No change
v10->v11:
 * No change.
v9->v10:
 * Added Rb tag from William Breathitt Gray
v8->v9:
 * Added available blocks for external_input_phase_clock_select_available
 * Removed the "This attribute" from the external_input_phase_clock_select
   description, and capitalize the word "counter" from description.
 * Removed the "This attribute" from the cascade_counts_enable description,
   and capitalize "counts" and "counter"
 * Moved these device-level configuration blocks to top of the file.
v7->v8:
 * Replaced cascade_enable->cascade_counts_enable
 * Updated commit header and description
 * Added external_input_phase_clock_select_available entry for driver-
   specific enum attribute and created a new entry block for it.
 * Add a line stating cascade_counts_enable is a boolean attribute.
 * Added missing 'component_id' suffix.
v6->v7:
 * Replaced long_word_access_ctrl_mode->cascade_enable
 * Updated Kernel version
v5->v6:
 * No change
v5:
 * New patch
---
 Documentation/ABI/testing/sysfs-bus-counter | 32 +++++++++++++++++++++
 1 file changed, 32 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/ABI/testing/sysfs-bus-counter b/Documentation/ABI/testing/sysfs-bus-counter
index ff83320b4255..1417c4272c6c 100644
--- a/Documentation/ABI/testing/sysfs-bus-counter
+++ b/Documentation/ABI/testing/sysfs-bus-counter
@@ -1,3 +1,33 @@ 
+What:		/sys/bus/counter/devices/counterX/cascade_counts_enable
+KernelVersion:	6.4
+Contact:	linux-iio@vger.kernel.org
+Description:
+		Indicates the cascading of Counts on Counter X.
+
+		Valid attribute values are boolean.
+
+What:		/sys/bus/counter/devices/counterX/external_input_phase_clock_select
+KernelVersion:	6.4
+Contact:	linux-iio@vger.kernel.org
+Description:
+		Selects the external clock pin for phase counting mode of
+		Counter X.
+
+		MTCLKA-MTCLKB:
+			MTCLKA and MTCLKB pins are selected for the external
+			phase clock.
+
+		MTCLKC-MTCLKD:
+			MTCLKC and MTCLKD pins are selected for the external
+			phase clock.
+
+What:		/sys/bus/counter/devices/counterX/external_input_phase_clock_select_available
+KernelVersion:  6.4
+Contact:        linux-iio@vger.kernel.org
+Description:
+                Discrete set of available values for the respective device
+                configuration are listed in this file.
+
 What:		/sys/bus/counter/devices/counterX/countY/count
 KernelVersion:	5.2
 Contact:	linux-iio@vger.kernel.org
@@ -215,6 +245,8 @@  Contact:	linux-iio@vger.kernel.org
 Description:
 		This attribute indicates the number of overflows of count Y.
 
+What:		/sys/bus/counter/devices/counterX/cascade_counts_enable_component_id
+What:		/sys/bus/counter/devices/counterX/external_input_phase_clock_select_component_id
 What:		/sys/bus/counter/devices/counterX/countY/capture_component_id
 What:		/sys/bus/counter/devices/counterX/countY/ceiling_component_id
 What:		/sys/bus/counter/devices/counterX/countY/floor_component_id