Commit 01ce8803 authored Dec 13, 2017 by Dave Gerlach Committed by Tony Lindgren Dec 15, 2017

ARM: dts: am43xx: Fix inverted DS0_PULL_UP_DOWN_EN macro



Due to a mistake in documentation the DS0_PULL_UP_DOWN_EN macro was
mistakenly defined as an active high bit, however setting the bit
actually disables the internal pull resistor on the pin, so correct this
macro and introduce a new DS0_PULL_UP_DOWN_DIS macro with the proper bit
value set now that the documentation has been updated.

Change based on AM437x Techninal Reference Manual SPRUHL7G Revised June
2017 Section 7.2.1.

Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

parent 17543a75

include/dt-bindings/pinctrl/am43xx.h

+2 −1

Original line number	Diff line number	Diff line
		@@ -25,7 +25,8 @@
		#define DS0_FORCE_OFF_MODE (1 << 24)
		#define DS0_INPUT (1 << 25)
		#define DS0_FORCE_OUT_HIGH (1 << 26)
		#define DS0_PULL_UP_DOWN_EN (1 << 27)
		#define DS0_PULL_UP_DOWN_EN (0 << 27)
		#define DS0_PULL_UP_DOWN_DIS (1 << 27)
		#define DS0_PULL_UP_SEL (1 << 28)
		#define WAKEUP_ENABLE (1 << 29)