linux-kernel - [PATCH v4 5/6] ARM: da850-evm: add a fixed regulator for the UI board IO expander

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Message-Id: <1488297720-4558-6-git-send-email-bgolaszewski@baylibre.com>
Date:   Tue, 28 Feb 2017 17:01:59 +0100
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Sekhar Nori <nsekhar@...com>, David Lechner <david@...hnology.com>,
        Kevin Hilman <khilman@...libre.com>,
        Michael Turquette <mturquette@...libre.com>,
        Patrick Titiano <ptitiano@...libre.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Russell King <linux@...linux.org.uk>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH v4 5/6] ARM: da850-evm: add a fixed regulator for the UI board IO expander

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@...libre.com>
---
 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..b5625d0 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"),
+
+	/* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
+	REGULATOR_SUPPLY("vcc", "1-0020"),
 };
 
 /* TPS65070 voltage regulator support */
-- 
2.9.3