From 92ab953bd6477b816e8ddd2cf9eaed063332013a Mon Sep 17 00:00:00 2001 From: Laxman Dewangan Date: Sun, 20 May 2012 21:48:49 +0530 Subject: [PATCH] regulator: tps65910: dt: support when "regulators" node found The device tree binding for the tps65910 is described as: tps65911 { reg = <0x2d> ::::::::: regulators { compatible = "ti,tps65911"; ldo1_reg: ldo1 { /** regulator entry */ }; ldo2_reg: ldo2 { /** regulator entry */ }; :::::::::: }; }; Support the regulators functionality only when there is "regulators" child node available for tps65910. Signed-off-by: Laxman Dewangan Signed-off-by: Mark Brown --- drivers/regulator/tps65910-regulator.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/regulator/tps65910-regulator.c b/drivers/regulator/tps65910-regulator.c index 11af48e7186a..8b31f073c6f3 100644 --- a/drivers/regulator/tps65910-regulator.c +++ b/drivers/regulator/tps65910-regulator.c @@ -1090,6 +1090,10 @@ static struct tps65910_board *tps65910_parse_dt_reg_data( } regulators = of_find_node_by_name(np, "regulators"); + if (!regulators) { + dev_err(&pdev->dev, "regulator node not found\n"); + return NULL; + } switch (tps65910_chip_id(tps65910)) { case TPS65910: -- 2.30.2