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Date: Wed, 4 Nov 2020 23:34:03 +0300 From: Dmitry Osipenko <digetx@...il.com> To: Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>, Thierry Reding <thierry.reding@...il.com>, Jonathan Hunter <jonathanh@...dia.com>, Dan Murphy <dmurphy@...com>, Sebastian Reichel <sre@...nel.org> Cc: devicetree@...r.kernel.org, linux-tegra@...r.kernel.org, linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH v5 4/4] ARM: tegra: acer-a500: Add Embedded Controller 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 <digetx@...il.com> --- 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 5ab6872cd84c..3b9ac3324fd5 100644 --- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts +++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts @@ -533,6 +533,16 @@ 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>; + }; }; }; @@ -820,6 +830,13 @@ 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
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