Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752953AbaB1WSE (ORCPT ); Fri, 28 Feb 2014 17:18:04 -0500 Received: from mho-03-ewr.mailhop.org ([204.13.248.66]:24585 "EHLO mho-01-ewr.mailhop.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751849AbaB1WSB (ORCPT ); Fri, 28 Feb 2014 17:18:01 -0500 X-Mail-Handler: Dyn Standard SMTP by Dyn X-Originating-IP: 99.127.230.128 X-Report-Abuse-To: abuse@dyndns.com (see http://www.dyndns.com/services/sendlabs/outbound_abuse.html for abuse reporting information) X-MHO-User: U2FsdGVkX18p599ZSOFlszCkgJcsCobD Date: Fri, 28 Feb 2014 14:17:43 -0800 From: Tony Lindgren To: Jack Mitchell Cc: bcousson@baylibre.com, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk, linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jack Mitchell , Matt Porter , Peter Ujfalusi Subject: Re: [PATCH] ARM: dts: add BeagleBone Audio Cape (Rev A) dtsi Message-ID: <20140228221742.GJ13624@atomide.com> References: <1390388785-19605-1-git-send-email-ml@embed.me.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1390388785-19605-1-git-send-email-ml@embed.me.uk> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Jack Mitchell [140122 03:09]: > From: Jack Mitchell > > Devicetree include file for setting up the am335x mcasp bus, i2c-2 > bus, and audio codec required for a functioning BeagleBone Audio Cape. > > Signed-off-by: Jack Mitchell > Signed-off-by: Matt Porter > --- > arch/arm/boot/dts/am335x-bone-audio-cape-reva.dtsi | 124 +++++++++++++++++++++ > arch/arm/boot/dts/am335x-bone-common.dtsi | 14 +++ > 2 files changed, 138 insertions(+) > create mode 100644 arch/arm/boot/dts/am335x-bone-audio-cape-reva.dtsi > > diff --git a/arch/arm/boot/dts/am335x-bone-audio-cape-reva.dtsi b/arch/arm/boot/dts/am335x-bone-audio-cape-reva.dtsi > new file mode 100644 > index 0000000..b8ec3dc > --- /dev/null > +++ b/arch/arm/boot/dts/am335x-bone-audio-cape-reva.dtsi > @@ -0,0 +1,124 @@ > +/* > + * Copyright (C) 2014 Jack Mitchell > + * > + * 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. > + * > + * In order to enable the BeagleBone Audio Cape this dtsi must be > + * incuded in the top level dts. On BeagleBone Black hardware the > + * status of the HDMI dts node must also be set to "disabled". Seems like this is unsafe to merge then? This probably also needs comments from Peter Ujfalusi, added him to Cc. Regards, Tony > + * --- a/arch/arm/boot/dts/am335x-bone.dts > + * +++ b/arch/arm/boot/dts/am335x-bone.dts > + * @@ -9,6 +9,7 @@ > + * > + * #include "am33xx.dtsi" > + * #include "am335x-bone-common.dtsi" > + * +#include "am335x-bone-audio-cape-reva.dtsi" > + * > + * &ldo3_reg { > + * regulator-min-microvolt = <1800000>; > + * > + * On BeagleBone Black hardware the status of the HDMI dts node must > + * also be set to "disabled" > + * > + * --- a/arch/arm/boot/dts/am335x-boneblack.dts > + * +++ b/arch/arm/boot/dts/am335x-boneblack.dts > + * @@ -73,6 +74,6 @@ > + * pinctrl-names = "default", "off"; > + * pinctrl-0 = <&nxp_hdmi_bonelt_pins>; > + * pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>; > + * - status = "okay"; > + * + status = "disabled"; > + * }; > + * }; > + */ > + > +/ { > + sound { > + compatible = "ti,da830-evm-audio"; > + ti,model = "AM335x BeagleBone Audio Cape Rev. A"; > + ti,audio-codec = <&tlv320aic3106>; > + ti,mcasp-controller = <&mcasp0>; > + ti,codec-clock-rate = <12000000>; > + ti,audio-routing = > + "Headphone Jack", "HPLOUT", > + "Headphone Jack", "HPROUT", > + "LINE1L", "Line In", > + "LINE1R", "Line In"; > + }; > + > + audio-cape-gpio-leds { > + compatible = "gpio-leds"; > + pinctrl-names = "default"; > + pinctrl-0 = <&bone_audio_cape_led_pins>; > + > + audio-led0 { > + label = "audio:green:usr0"; > + gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "heartbeat"; > + default-state = "off"; > + }; > + > + audio-led1 { > + label = "audio:green:usr1"; > + gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "mmc0"; > + default-state = "off"; > + }; > + }; > +}; > + > +&am33xx_pinmux { > + bone_audio_cape_led_pins: pinmux_bone_audio_cape_led_pins { > + pinctrl-single,pins = < > + 0x48 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a2.gpio1_18 */ > + 0x4c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a3.gpio1_19 */ > + >; > + }; > + > + bone_audio_cape_pins: bone_audio_cape_pins { > + pinctrl-single,pins = < > + 0x190 (PIN_INPUT_PULLUP | MUX_MODE0) /* mcasp0_aclkx.mcasp0_aclkx */ > + 0x194 (PIN_INPUT_PULLUP | MUX_MODE0) /* mcasp0_fsx.mcasp0_fsx */ > + 0x19c (PIN_INPUT_PULLUP | MUX_MODE2) /* mcasp0_ahclkr.mcasp0_axr2 */ > + 0x1ac (PIN_INPUT_PULLUP | MUX_MODE2) /* mcasp0_ahclkx.mcasp0_axr3 */ > + >; > + }; > +}; > + > +&i2c2 { > + pinctrl-names = "default"; > + pinctrl-0 = <&i2c2_pins>; > + > + status = "okay"; > + clock-frequency = <100000>; > + > + tlv320aic3106: tlv320aic3106@1b { > + compatible = "ti,tlv320aic3106"; > + reg = <0x1b>; > + status = "okay"; > + > + /* Regulators */ > + AVDD-supply = <&vmmcsd_fixed>; > + IOVDD-supply = <&vmmcsd_fixed>; > + DRVDD-supply = <&vmmcsd_fixed>; > + DVDD-supply = <&vdd1v8_fixed>; > + }; > +}; > + > +&mcasp0 { > + pinctrl-names = "default"; > + pinctrl-0 = <&bone_audio_cape_pins>; > + > + status = "okay"; > + > + op-mode = <0>; /* MCASP_IIS_MODE */ > + tdm-slots = <2>; > + serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */ > + 0 0 2 1 > + >; > + tx-num-evt = <1>; > + rx-num-evt = <1>; > +}; > diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi > index e3f27ec..c1c0f74 100644 > --- a/arch/arm/boot/dts/am335x-bone-common.dtsi > +++ b/arch/arm/boot/dts/am335x-bone-common.dtsi > @@ -62,12 +62,26 @@ > regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > }; > + > + vdd1v8_fixed: fixedregulator@1 { > + compatible = "regulator-fixed"; > + regulator-name = "vdd1v8_fixed"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + }; > }; > > &am33xx_pinmux { > pinctrl-names = "default"; > pinctrl-0 = <&clkout2_pin>; > > + i2c2_pins: pinmux_i2c2_pins { > + pinctrl-single,pins = < > + 0x178 (PIN_INPUT_PULLUP | MUX_MODE3) /* uart1_ctsn.i2c2_sda */ > + 0x17c (PIN_INPUT_PULLUP | MUX_MODE3) /* uart1_rtsn.i2c2_scl */ > + >; > + }; > + > user_leds_s0: user_leds_s0 { > pinctrl-single,pins = < > 0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a5.gpio1_21 */ > -- > 1.8.5.2 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/