[4.19,151/422] ARM: dts: exynos: Disable pull control for PMIC IRQ line on Artik5 board

Message ID 20191119051408.412047428@linuxfoundation.org
State New
Headers show
Series
  • Untitled series #25072
Related show

Commit Message

Greg KH Nov. 19, 2019, 5:15 a.m.
From: Marek Szyprowski <m.szyprowski@samsung.com>


[ Upstream commit 62623718fd31d08b26ebea6c8b40f24924153ab7 ]

S2MPS14 PMIC interrupt line on Exynos3250-based Artik5 evaluation board
has external pull-up resistors, so disable any pull control for it in
controller node. This fixes support for S2MPS14 PMIC interrupts and
enables operation of wakeup from S2MPS14 RTC alarm.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

Signed-off-by: Sasha Levin <sashal@kernel.org>

---
 arch/arm/boot/dts/exynos3250-artik5.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

-- 
2.20.1

Patch

diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi
index 620b50c19ead9..7c22cbf6f3d41 100644
--- a/arch/arm/boot/dts/exynos3250-artik5.dtsi
+++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi
@@ -69,6 +69,8 @@ 
 		compatible = "samsung,s2mps14-pmic";
 		interrupt-parent = <&gpx3>;
 		interrupts = <5 IRQ_TYPE_NONE>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&s2mps14_irq>;
 		reg = <0x66>;
 
 		s2mps14_osc: clocks {
@@ -350,6 +352,11 @@ 
 		samsung,pin-drv = <EXYNOS4_PIN_DRV_LV3>;
 		samsung,pin-val = <1>;
 	};
+
+	s2mps14_irq: s2mps14-irq {
+		samsung,pins = "gpx3-5";
+		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+	};
 };
 
 &rtc {