[PATCH 1/2] pwm: pwm-tiecap: Update device-tree binding document
Philip Avinash
avinashphilip at ti.com
Mon Mar 25 18:04:52 EST 2013
Update binding document of pwm-tiecap to reflect the usage of similar
modules in da850 and am3xx SOCs.
Signed-off-by: Philip Avinash <avinashphilip at ti.com>
Cc: Grant Likely <grant.likely at secretlab.ca>
Cc: Rob Herring <rob.herring at calxeda.com>
Cc: Rob Landley <rob at landley.net>
---
.../devicetree/bindings/pwm/pwm-tiecap.txt | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt b/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt
index 131e8c1..43c4e81 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt
+++ b/Documentation/devicetree/bindings/pwm/pwm-tiecap.txt
@@ -1,7 +1,9 @@
TI SOC ECAP based APWM controller
Required properties:
-- compatible: Must be "ti,am33xx-ecap"
+- compatible: Must be "ti,<soc>-ecap".
+ for am33xx - compatible = "ti,am33xx-ecap";
+ for da850 - compatible = "ti,da850-ecap", "ti,am33xx-ecap";
- #pwm-cells: Should be 3. Number of cells being used to specify PWM property.
First cell specifies the per-chip index of the PWM to use, the second
cell is the period in nanoseconds and bit 0 in the third cell is used to
@@ -15,9 +17,15 @@ Optional properties:
Example:
-ecap0: ecap at 0 {
+ecap0: ecap at 0 { /* ECAP on am33xx */
compatible = "ti,am33xx-ecap";
#pwm-cells = <3>;
reg = <0x48300100 0x80>;
ti,hwmods = "ecap0";
};
+
+ecap0: ecap at 0 { /* ECAP on da850 */
+ compatible = "ti,da850-ecap", "ti,am33xx-ecap";
+ #pwm-cells = <3>;
+ reg = <0x306000 0x80>;
+};
--
1.7.9.5
More information about the devicetree-discuss
mailing list