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Message-ID: <1454701140.2623.12.camel@collins>
Date: Fri, 05 Feb 2016 20:39:00 +0100
From: Paul Kocialkowski <contact@...lk.fr>
To: linux-kernel@...r.kernel.org
Cc: Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>,
Russell King <linux@....linux.org.uk>,
Benoît Cousson <bcousson@...libre.com>,
Tony Lindgren <tony@...mide.com>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>, Milo Kim <milo.kim@...com>,
Javier Martinez Canillas <javier@...hile0.org>,
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-omap@...r.kernel.org
Subject: Re: [PATCH v2 3/4] ARM: LG Optimus Black (P970) codename sniper
support, with basic features
Hi,
Le vendredi 05 février 2016 à 19:42 +0100, Paul Kocialkowski a écrit :
> The LG Optimus Black (P970) codename sniper is a smartphone that was designed
> and manufactured by LG Electronics (LGE) and released back in 2011.
> It is using an OMAP3630 SoC, GP version.
>
> This adds devicetree support for the device, with only a few basic features
> supported, such as debug uart, i2c, internal emmc and external mmc.
>
> Signed-off-by: Paul Kocialkowski <contact@...lk.fr>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/omap3-sniper.dts | 215 +++++++++++++++++++++++++++++++++++++
> 2 files changed, 216 insertions(+)
> create mode 100644 arch/arm/boot/dts/omap3-sniper.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index a4a6d70..7314cf8 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -460,6 +460,7 @@ dtb-$(CONFIG_ARCH_OMAP3) += \
> omap3-sbc-t3517.dtb \
> omap3-sbc-t3530.dtb \
> omap3-sbc-t3730.dtb \
> + omap3-sniper.dtb \
> omap3-thunder.dtb \
> omap3-zoom3.dtb
> dtb-$(CONFIG_SOC_TI81XX) += \
> diff --git a/arch/arm/boot/dts/omap3-sniper.dts b/arch/arm/boot/dts/omap3-sniper.dts
> new file mode 100644
> index 0000000..24bcd82
> --- /dev/null
> +++ b/arch/arm/boot/dts/omap3-sniper.dts
> @@ -0,0 +1,215 @@
> +/*
> + * Copyright (C) 2015-2016 Paul Kocialkowski <contact@...lk.fr>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +/dts-v1/;
> +
> +#include "omap36xx.dtsi"
> +
> +/ {
> + model = "LG Optimus Black (P970)";
> + compatible = "lge,omap3-sniper", "ti,omap36xx", "ti,omap3";
> +
> + cpus {
> + cpu@0 {
> + cpu0-supply = <&vcc>;
> + };
> + };
> +
> + memory {
> + device_type = "memory";
> + reg = <0x80000000 0x20000000>; /* 512 MB */
> + };
> +};
> +
> +&omap3_pmx_core {
> + pinctrl-names = "default";
> +
> + uart3_pins: pinmux_uart3_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | MUX_MODE0) /* uart3_rx_irrx */
> + OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx */
> + >;
> + };
> +
> + dp3t_sel_pins: pinmux_dp3t_sel_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x2196, PIN_OUTPUT | MUX_MODE4) /* gpio_161 */
> + OMAP3_CORE1_IOPAD(0x2198, PIN_OUTPUT | MUX_MODE4) /* gpio_162 */
> + >;
> + };
> +
> + i2c1_pins: pinmux_i2c1_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0) /* i2c1_scl */
> + OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0) /* i2c1_sda */
> + >;
> + };
> +
> + i2c2_pins: pinmux_i2c2_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x21be, PIN_INPUT | MUX_MODE0) /* i2c2_scl */
> + OMAP3_CORE1_IOPAD(0x21c0, PIN_INPUT | MUX_MODE0) /* i2c2_sda */
> + >;
> + };
> +
> + i2c3_pins: pinmux_i2c3_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x21c2, PIN_INPUT | MUX_MODE0) /* i2c3_scl */
> + OMAP3_CORE1_IOPAD(0x21c4, PIN_INPUT | MUX_MODE0) /* i2c3_sda */
> + >;
> + };
> +
> + lp8720_en_pin: pinmux_lp8720_en_pin {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x2080, PIN_OUTPUT | MUX_MODE4) /* gpio_37 */
> + >;
> + };
> +
> + mmc1_pins: pinmux_mmc1_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT | MUX_MODE0) /* sdmmc1_clk */
> + OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT | MUX_MODE0) /* sdmmc1_cmd */
> + OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT | MUX_MODE0) /* sdmmc1_dat0 */
> + OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT | MUX_MODE0) /* sdmmc1_dat1 */
> + OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT | MUX_MODE0) /* sdmmc1_dat2 */
> + OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT | MUX_MODE0) /* sdmmc1_dat3 */
> + >;
> + };
> +
> + mmc2_pins: pinmux_mmc2_pins {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT | MUX_MODE0) /* sdmmc2_clk */
> + OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT | MUX_MODE0) /* sdmmc2_cmd */
> + OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat0 */
> + OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat1 */
> + OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat2 */
> + OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat3 */
> + OMAP3_CORE1_IOPAD(0x2164, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat4 */
> + OMAP3_CORE1_IOPAD(0x2166, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat5 */
> + OMAP3_CORE1_IOPAD(0x2168, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat6 */
> + OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE0) /* sdmmc2_dat7 */
> + >;
> + };
> +};
> +
> +&omap3_pmx_wkup {
> + pinctrl-names = "default";
> +
> + mmc1_cd_pin: pinmux_mmc1_cd_pin {
> + pinctrl-single,pins = <
> + OMAP3_WKUP_IOPAD(0x2a1a, PIN_INPUT | MUX_MODE4) /* gpio_10 */
> + >;
> + };
> +};
> +
> +&gpio2 {
> + ti,no-reset-on-init;
> +};
> +
> +&gpio5 {
> + ti,no-reset-on-init;
> +};
> +
> +&gpio6 {
> + ti,no-reset-on-init;
> +};
> +
> +&uart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart3_pins &dp3t_sel_pins>;
> +
> + interrupts-extended = <&intc 74 &omap3_pmx_core OMAP3_UART3_RX>;
> +};
> +
> +&i2c1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c1_pins>;
> +
> + clock-frequency = <2600000>;
> +
> + twl: twl@48 {
> + reg = <0x48>;
> + interrupts = <7>; /* SYS_NIRQ cascaded to intc */
> + interrupt-parent = <&intc>;
> +
> + twl_power: power {
> + compatible = "ti,twl4030-power";
> + ti,use_poweroff;
> + };
> + };
> +};
> +
> +#include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
> +
> +&i2c2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c2_pins>;
> +
> + clock-frequency = <400000>;
> +};
> +
> +&i2c3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c3_pins>;
> +
> + clock-frequency = <400000>;
> +
> + lp8720@7d {
> + pinctrl-names = "default";
> + pinctrl-0 = <&lp8720_en_pin>;
> +
> + compatible = "ti,lp8720";
> + reg = <0x7d>;
> +
> + enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; /* gpio_37 */
> +
> + lp8720_ldo1: ldo1 {
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + };
> + };
> +};
> +
> +&mmc1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc1_pins &mmc1_cd_pin>;
> + vmmc-supply = <&lp8720_ldo1>;
> + cd-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; /* gpio 10 */
> + bus-width = <4>;
> +};
> +
> +&mmc2 {
> +
Please discard this newline in case v2 gets merged.
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc2_pins>;
> + vmmc-supply = <&vmmc2>;
> + ti,non-removable;
> + bus-width = <8>;
> +};
> +
> +&mmc3 {
> + status = "disabled";
> +};
> +
> +/*
> + * The TWL4030 VAUX2 and VDAC regulators power sensors that are slaves on I2C3.
> + * When not powered, these sensors cause the I2C3 clock to stay low at all times,
> + * making it impossible to reach other devices on I2C3.
> + */
> +
> +&vaux2 {
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + regulator-always-on;
> +};
> +
> +&vdac {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> +};
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