[PATCH 3/4] ARM: da850-evm: add a fixed regulator for the UI board IO expander

From: Bartosz Golaszewski
Date: Thu Feb 16 2017 - 13:22:00 EST


Without this regulator the tca6416 GPIO expander on the UI board can't
be probed in board file mode and we're not getting VPIF IRQs.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
---
arch/arm/mach-davinci/board-da850-evm.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index 0b9ff2a..1b6a07b 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -828,6 +828,9 @@ static struct regulator_consumer_supply fixed_supplies[] = {

/* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
REGULATOR_SUPPLY("DVDD", "1-0018"),
+
+ /* Dummy regulator for the UI board IO expander. */
+ REGULATOR_SUPPLY("vcc", "1-0020"),
};

/* TPS65070 voltage regulator support */
--
2.9.3