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From: Sandipan Patra <spatra@nvidia.com>
To: <treding@nvidia.com>, <jonathanh@nvidia.com>,
	<u.kleine-koenig@pengutronix.de>, <kamil@wypas.org>,
	<jdelvare@suse.com>, <linux@roeck-us.net>, <robh+dt@kernel.org>
Cc: <bbasu@nvidia.com>, <bbiswas@nvidia.com>,
	<linux-pwm@vger.kernel.org>, <linux-hwmon@vger.kernel.org>,
	<devicetree@vger.kernel.org>, <linux-tegra@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>,
	Sandipan Patra <spatra@nvidia.com>
Subject: [PATCH 2/2] arm64: tegra: Add pwm-fan profile settings
Date: Tue, 26 May 2020 10:36:05 +0530	[thread overview]
Message-ID: <1590469565-14953-2-git-send-email-spatra@nvidia.com> (raw)
In-Reply-To: <1590469565-14953-1-git-send-email-spatra@nvidia.com>

Add support for profiles in device tree to allow
different fan settings for trip point temp/hyst/pwm.

Signed-off-by: Sandipan Patra <spatra@nvidia.com>
---
 arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
index e15d1ea..ff2b980 100644
--- a/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
@@ -219,10 +219,19 @@
 
 	fan: fan {
 		compatible = "pwm-fan";
-		pwms = <&pwm4 0 45334>;
-
-		cooling-levels = <0 64 128 255>;
 		#cooling-cells = <2>;
+		pwms = <&pwm4 0 45334>;
+		profiles {
+			default = "quiet";
+			quiet {
+				state_cap = <4>;
+				cooling-levels = <0 77 120 160 255 255 255 255 255 255>;
+			};
+			cool {
+				state_cap = <4>;
+				cooling-levels = <0 77 120 160 255 255 255 255 255 255>;
+			};
+		};
 	};
 
 	gpio-keys {
-- 
2.7.4


  reply	other threads:[~2020-05-26  5:06 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-26  5:06 [PATCH 1/2] hwmon: pwm-fan: Add profile support and add remove module support Sandipan Patra
2020-05-26  5:06 ` Sandipan Patra [this message]
2020-05-26  7:04 ` Uwe Kleine-König
2020-05-26  9:05   ` Sandipan Patra
2020-05-26 11:45     ` Guenter Roeck
2020-05-26 11:42 ` Guenter Roeck
2020-05-26 12:08   ` Sandipan Patra
2020-05-26 13:42     ` Guenter Roeck

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