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[109.252.193.186]) by smtp.gmail.com with ESMTPSA id j16sm949619ljh.48.2020.10.25.16.02.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Oct 2020 16:02:03 -0700 (PDT) From: Dmitry Osipenko To: Lee Jones , Rob Herring , Thierry Reding , Jonathan Hunter , Dan Murphy , Sebastian Reichel Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH RESEND v4 4/4] ARM: tegra: acer-a500: Add Embedded Controller Date: Mon, 26 Oct 2020 02:01:53 +0300 Message-Id: <20201025230153.11729-5-digetx@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201025230153.11729-1-digetx@gmail.com> References: <20201025230153.11729-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@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 f5c1591c8ea8..480a2221bf58 100644 --- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts +++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts @@ -512,6 +512,16 @@ 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>; + }; }; }; @@ -794,6 +804,13 @@ 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";