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[109.252.170.211]) by smtp.gmail.com with ESMTPSA id n21sm21630ljc.89.2020.08.30.11.55.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 30 Aug 2020 11:55:08 -0700 (PDT) From: Dmitry Osipenko To: Lee Jones , Rob Herring , Thierry Reding , Jonathan Hunter , Pavel Machek , Dan Murphy , Sebastian Reichel , Lubomir Rintel , Mark Brown Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 6/6] ARM: tegra: acer-a500: Add Embedded Controller Date: Sun, 30 Aug 2020 21:53:56 +0300 Message-Id: <20200830185356.5365-7-digetx@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200830185356.5365-1-digetx@gmail.com> References: <20200830185356.5365-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds device-tree node for the Embedded Controller which is found on the Picasso board. The Embedded Controller itself is ENE KB930, it provides functions like battery-gauge/LED/GPIO/etc and it uses firmware that is specifically customized for the Acer A500 device. Signed-off-by: Dmitry Osipenko --- arch/arm/boot/dts/tegra20-acer-a500-picasso.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts index 2d683c9a1a5d..f92712e4bd34 100644 --- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts +++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts @@ -502,6 +502,16 @@ panel_ddc: i2c@1 { reg = <1>; #address-cells = <1>; #size-cells = <0>; + + embedded-controller@58 { + compatible = "acer,a500-iconia-ec", "ene,kb930"; + reg = <0x58>; + + system-power-controller; + + monitored-battery = <&bat1010>; + power-supplies = <&mains>; + }; }; }; @@ -780,6 +790,13 @@ backlight: backlight { default-brightness-level = <20>; }; + bat1010: battery-2s1p { + compatible = "simple-battery"; + charge-full-design-microamp-hours = <3260000>; + energy-full-design-microwatt-hours = <24000000>; + operating-range-celsius = <0 40>; + }; + /* PMIC has a built-in 32KHz oscillator which is used by PMC */ clk32k_in: clock@0 { compatible = "fixed-clock"; -- 2.27.0