linux-kernel - [PATCH] dt-bindings: mfd: Improve readability for TPS65217 interrupt sources

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Date:   Mon, 21 Nov 2016 22:15:15 +0900
From:   Milo Kim <woogyom.kim@...il.com>
To:     bcousson@...libre.com, Tony Lindgren <tony@...mide.com>
Cc:     Lee Jones <lee.jones@...aro.org>, linux-omap@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Robert Nelson <robertcnelson@...il.com>,
        Milo Kim <woogyom.kim@...il.com>
Subject: [PATCH] dt-bindings: mfd: Improve readability for TPS65217 interrupt sources

AC and USB interrupts are related with external power input.
PB interrupt means push button pressed or released event.
Use better human readable definitions.

Signed-off-by: Milo Kim <woogyom.kim@...il.com>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi | 4 ++--
 include/dt-bindings/mfd/tps65217.h        | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index dc561d5..1848d58 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -319,13 +319,13 @@
 	ti,pmic-shutdown-controller;
 
 	charger {
-		interrupts = <TPS65217_IRQ_AC>, <TPS65217_IRQ_USB>;
+		interrupts = <TPS65217_IRQ_AC_POWER>, <TPS65217_IRQ_USB_POWER>;
 		interrupts-names = "AC", "USB";
 		status = "okay";
 	};
 
 	pwrbutton {
-		interrupts = <TPS65217_IRQ_PB>;
+		interrupts = <TPS65217_IRQ_PUSHBUTTON>;
 		status = "okay";
 	};
 
diff --git a/include/dt-bindings/mfd/tps65217.h b/include/dt-bindings/mfd/tps65217.h
index cafb9e6..0293fdd 100644
--- a/include/dt-bindings/mfd/tps65217.h
+++ b/include/dt-bindings/mfd/tps65217.h
@@ -19,8 +19,8 @@
 #ifndef __DT_BINDINGS_TPS65217_H__
 #define __DT_BINDINGS_TPS65217_H__
 
-#define TPS65217_IRQ_USB	0
-#define TPS65217_IRQ_AC		1
-#define TPS65217_IRQ_PB		2
+#define TPS65217_IRQ_USB_POWER		0	/* USB power state change */
+#define TPS65217_IRQ_AC_POWER		1	/* AC power state change */
+#define TPS65217_IRQ_PUSHBUTTON		2	/* Push button state change */
 
 #endif
-- 
2.9.3