From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760777AbaGYQCK (ORCPT ); Fri, 25 Jul 2014 12:02:10 -0400 Received: from mail-vc0-f172.google.com ([209.85.220.172]:65185 "EHLO mail-vc0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760675AbaGYQCH convert rfc822-to-8bit (ORCPT ); Fri, 25 Jul 2014 12:02:07 -0400 MIME-Version: 1.0 In-Reply-To: <1405704009-8430-5-git-send-email-afaerber@suse.de> References: <1405704009-8430-1-git-send-email-afaerber@suse.de> <1405704009-8430-5-git-send-email-afaerber@suse.de> Date: Fri, 25 Jul 2014 09:02:05 -0700 X-Google-Sender-Auth: 83v3MbyKHT4qI_66SG5LH18XiTs Message-ID: Subject: Re: [PATCH v2 4/4] ARM: dts: exynos5250: Add Spring device tree From: Doug Anderson To: =?UTF-8?Q?Andreas_F=C3=A4rber?= Cc: linux-samsung-soc , Stephan van Schaik , Vincent Palatin , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Ben Dooks , Kukjin Kim , "open list:OPEN FIRMWARE AND..." , "moderated list:ARM PORT" , open list Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Andreas, On Fri, Jul 18, 2014 at 10:20 AM, Andreas Färber wrote: > Adds initial support for the HP Chromebook 11. > > Cc: Vincent Palatin > Cc: Doug Anderson > Cc: Stephan van Schaik > Signed-off-by: Andreas Färber > --- > v1 -> v2: > * Use label-based overriding/extension of nodes. (Doug Anderson) > * Dropped tps65090 for now, until we know where to place it. > * Dropped non-Spring nodes from -cros-common.dtsi rather than disabling them. > * Enabled a missing MMC node for access to internal storage. > * Dropped display-timings from dp-controller node. (Ajay Kumar) > > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/exynos5250-spring.dts | 485 ++++++++++++++++++++++++++++++++ > 2 files changed, 486 insertions(+) > create mode 100644 arch/arm/boot/dts/exynos5250-spring.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index 80a781f..dec4c29 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -76,6 +76,7 @@ dtb-$(CONFIG_ARCH_EXYNOS) += exynos4210-origen.dtb \ > exynos5250-arndale.dtb \ > exynos5250-smdk5250.dtb \ > exynos5250-snow.dtb \ > + exynos5250-spring.dtb \ > exynos5260-xyref5260.dtb \ > exynos5410-smdk5410.dtb \ > exynos5420-arndale-octa.dtb \ > diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts > new file mode 100644 > index 0000000..6695973 > --- /dev/null > +++ b/arch/arm/boot/dts/exynos5250-spring.dts > @@ -0,0 +1,485 @@ > +/* > + * Google Spring board device tree source > + * > + * Copyright (c) 2013 Google, Inc > + * Copyright (c) 2014 SUSE LINUX Products GmbH > + * > + * 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 "exynos5250.dtsi" > + > +/ { > + model = "Google Spring"; > + compatible = "google,spring", "samsung,exynos5250", "samsung,exynos5"; > + > + memory { > + reg = <0x40000000 0x80000000>; > + }; > + > + chosen { > + }; > + > + usb@12000000 { > + status = "okay"; > + }; > + > + usb3_vbus_reg: regulator-usb3 { > + compatible = "regulator-fixed"; > + regulator-name = "P5.0V_USB3CON"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&gpe1 0 1>; > + pinctrl-names = "default"; > + pinctrl-0 = <&hsic_reset>; > + enable-active-high; > + }; > + > + usb@12110000 { > + samsung,vbus-gpio = <&gpx1 1 0>; > + status = "okay"; > + }; > + > + usb@12120000 { > + status = "okay"; > + }; > + > + fimd@14400000 { > + status = "okay"; > + samsung,invert-vclk; > + }; > + > + hdmi { > + hpd-gpio = <&gpx3 7 0>; > + pinctrl-names = "default"; > + pinctrl-0 = <&hdmi_hpd_irq>; > + phy = <&hdmiphy>; > + ddc = <&i2c_2>; > + hdmi-en-supply = <&s5m_ldo8_reg>; > + vdd-supply = <&s5m_ldo8_reg>; > + vdd_osc-supply = <&s5m_ldo10_reg>; > + vdd_pll-supply = <&s5m_ldo8_reg>; > + }; > + > + dp-controller@145B0000 { > + status = "okay"; > + pinctrl-names = "default"; > + pinctrl-0 = <&dp_hpd>; > + samsung,color-space = <0>; > + samsung,dynamic-range = <0>; > + samsung,ycbcr-coeff = <0>; > + samsung,color-depth = <1>; > + samsung,link-rate = <0x0a>; > + samsung,lane-count = <1>; > + samsung,hpd-gpio = <&gpc3 0 0>; > + }; > + > + fixed-rate-clocks { > + xxti { > + compatible = "samsung,clock-xxti"; > + clock-frequency = <24000000>; > + }; > + }; > + > + gpio-keys { > + compatible = "gpio-keys"; > + > + power { > + label = "Power"; > + gpios = <&gpx1 3 1>; > + linux,code = <116>; /* KEY_POWER */ > + gpio-key,wakeup; > + }; Is the lid switch not working? Where is your pinctrl? Can you match this in sort order with snow to make diffs easier? > + }; > +}; > + > +&i2c_0 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <378000>; > + > + s5m8767_pmic@66 { > + compatible = "samsung,s5m8767-pmic"; > + reg = <0x66>; > + interrupt-parent = <&gpx3>; > + interrupts = <2 0>; > + pinctrl-names = "default"; > + pinctrl-0 = <&s5m8767_irq &s5m8767_dvs &s5m8767_ds>; > + wakeup-source; > + > + s5m8767,pmic-buck-dvs-gpios = <&gpd1 0 1>, /* DVS1 */ > + <&gpd1 1 1>, /* DVS2 */ > + <&gpd1 2 1>; /* DVS3 */ > + > + s5m8767,pmic-buck-ds-gpios = <&gpx2 3 1>, /* SET1 */ > + <&gpx2 4 1>, /* SET2 */ > + <&gpx2 5 1>; /* SET3 */ > + > + /* > + * The following arrays of DVS voltages are not used, since we are > + * not using GPIOs to control PMIC bucks, but they must be defined > + * to please the driver. > + */ > + s5m8767,pmic-buck2-dvs-voltage = <1350000>, <1300000>, > + <1250000>, <1200000>, > + <1150000>, <1100000>, > + <1000000>, <950000>; > + > + s5m8767,pmic-buck3-dvs-voltage = <1100000>, <1100000>, > + <1100000>, <1100000>, > + <1000000>, <1000000>, > + <1000000>, <1000000>; > + > + s5m8767,pmic-buck4-dvs-voltage = <1200000>, <1200000>, > + <1200000>, <1200000>, > + <1200000>, <1200000>, > + <1200000>, <1200000>; > + > + clocks { > + compatible = "samsung,s5m8767-clk"; > + #clock-cells = <1>; > + clock-output-names = "en32khz_ap", > + "en32khz_cp", > + "en32khz_bt"; > + }; > + > + regulators { > + s5m_ldo4_reg: LDO4 { > + regulator-name = "P1.0V_LDO_OUT4"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <0>; > + }; > + > + s5m_ldo5_reg: LDO5 { > + regulator-name = "P1.0V_LDO_OUT5"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <0>; > + }; > + > + s5m_ldo6_reg: LDO6 { > + regulator-name = "vdd_mydp"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo7_reg: LDO7 { > + regulator-name = "P1.1V_LDO_OUT7"; > + regulator-min-microvolt = <1100000>; > + regulator-max-microvolt = <1100000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo8_reg: LDO8 { > + regulator-name = "P1.0V_LDO_OUT8"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo10_reg: LDO10 { > + regulator-name = "P1.8V_LDO_OUT10"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo11_reg: LDO11 { > + regulator-name = "P1.8V_LDO_OUT11"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <0>; > + }; > + > + s5m_ldo12_reg: LDO12 { > + regulator-name = "P3.0V_LDO_OUT12"; > + regulator-min-microvolt = <3000000>; > + regulator-max-microvolt = <3000000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo13_reg: LDO13 { > + regulator-name = "P1.8V_LDO_OUT13"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <0>; > + }; > + > + s5m_ldo14_reg: LDO14 { > + regulator-name = "P1.8V_LDO_OUT14"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo15_reg: LDO15 { > + regulator-name = "P1.0V_LDO_OUT15"; > + regulator-min-microvolt = <1000000>; > + regulator-max-microvolt = <1000000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo16_reg: LDO16 { > + regulator-name = "P1.8V_LDO_OUT16"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + op_mode = <3>; > + }; > + > + s5m_ldo17_reg: LDO17 { > + regulator-name = "P2.8V_LDO_OUT17"; > + regulator-min-microvolt = <2800000>; > + regulator-max-microvolt = <2800000>; > + regulator-always-on; > + op_mode = <0>; > + }; > + > + s5m_ldo25_reg: LDO25 { > + regulator-name = "vdd_bridge"; > + regulator-min-microvolt = <1200000>; > + regulator-max-microvolt = <1200000>; > + regulator-always-on; > + op_mode = <1>; > + }; > + > + BUCK1 { > + regulator-name = "vdd_mif"; > + regulator-min-microvolt = <950000>; > + regulator-max-microvolt = <1300000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <3>; > + }; > + > + BUCK2 { > + regulator-name = "vdd_arm"; > + regulator-min-microvolt = <850000>; > + regulator-max-microvolt = <1350000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <3>; > + }; > + > + BUCK3 { > + regulator-name = "vdd_int"; > + regulator-min-microvolt = <900000>; > + regulator-max-microvolt = <1200000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <3>; > + }; > + > + BUCK4 { > + regulator-name = "vdd_g3d"; > + regulator-min-microvolt = <850000>; > + regulator-max-microvolt = <1300000>; > + regulator-boot-on; > + op_mode = <3>; > + }; > + > + BUCK5 { > + regulator-name = "P1.8V_BUCK_OUT5"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <1>; > + }; > + > + BUCK6 { > + regulator-name = "P1.2V_BUCK_OUT6"; > + regulator-min-microvolt = <1200000>; > + regulator-max-microvolt = <1200000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <0>; > + }; > + > + BUCK9 { > + regulator-name = "vdd_ummc"; > + regulator-min-microvolt = <950000>; > + regulator-max-microvolt = <3000000>; > + regulator-always-on; > + regulator-boot-on; > + op_mode = <3>; > + }; > + }; > + }; > +}; > + > +&i2c_1 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <378000>; > +}; > + > +&i2c_2 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <66000>; > + > + hdmiddc@50 { > + compatible = "samsung,exynos4210-hdmiddc"; > + reg = <0x50>; > + }; > +}; > + > +&i2c_3 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <66000>; > +}; > + > +&i2c_4 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <66000>; > + > + cros_ec: embedded-controller { > + compatible = "google,cros-ec-i2c"; > + reg = <0x1e>; > + interrupts = <6 0>; > + interrupt-parent = <&gpx1>; I think you want a pinctrl for gpx1-6, like Snow's "ec_irq". > + wakeup-source; > + }; > +}; > + > +&i2c_5 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <66000>; > +}; > + > +&i2c_7 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <66000>; > +}; > + > +&i2c_8 { > + status = "okay"; > + samsung,i2c-sda-delay = <100>; > + samsung,i2c-max-bus-freq = <378000>; > + > + hdmiphy: hdmiphy@38 { > + compatible = "samsung,exynos4212-hdmiphy"; > + reg = <0x38>; > + }; > +}; > + > +&mmc_0 { > + status = "okay"; > + num-slots = <1>; > + supports-highspeed; > + broken-cd; > + card-detect-delay = <200>; > + samsung,dw-mshc-ciu-div = <3>; > + samsung,dw-mshc-sdr-timing = <2 3>; > + samsung,dw-mshc-ddr-timing = <1 2>; > + pinctrl-names = "default"; > + pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4 &sd0_bus8>; > + > + slot@0 { > + reg = <0>; > + bus-width = <8>; > + }; > +}; > + > +&mmc_1 { > + status = "okay"; > + num-slots = <1>; > + supports-highspeed; > + broken-cd; > + card-detect-delay = <200>; > + samsung,dw-mshc-ciu-div = <3>; > + samsung,dw-mshc-sdr-timing = <2 3>; > + samsung,dw-mshc-ddr-timing = <1 2>; > + pinctrl-names = "default"; > + pinctrl-0 = <&sd1_clk &sd1_cmd &sd1_cd &sd1_bus4>; > + > + slot@0 { > + reg = <0>; > + bus-width = <4>; > + }; > +}; mmc_1 on Spring matches with mmc_3 on Snow. That means you need to make sure you've got the reduced drive strengths, too. I don't think your device tree has these. Specifically you need local overrides of sd1_clk, sd1_cmd, etc to lower drive strengths. > + > +&mmc_2 { > + /* MMC2 pins are used as GPIO for eDP bridge control. */ > + status = "disabled"; > +}; Remove the mmc_2 reference. It's disabled in exynos5250.dtsi already. > + > +&pinctrl_0 { > + /* > + * Disabled pullups since external part has its own pullups and > + * double-pulling gets us out of spec in some cases. > + */ > + i2c2_bus: i2c2-bus { > + samsung,pin-pud = <0>; > + }; > + > + s5m8767_dvs: s5m8767-dvs { > + samsung,pins = "gpd1-0", "gpd1-1", "gpd1-2"; > + samsung,pin-function = <0>; > + samsung,pin-pud = <1>; > + samsung,pin-drv = <0>; > + }; > + > + s5m8767_ds: s5m8767-ds { > + samsung,pins = "gpx2-3", "gpx2-4", "gpx2-5"; > + samsung,pin-function = <0>; > + samsung,pin-pud = <1>; > + samsung,pin-drv = <0>; > + }; > + > + s5m8767_irq: s5m8767-irq { > + samsung,pins = "gpx3-2"; > + samsung,pin-function = <0>; > + samsung,pin-pud = <0>; > + samsung,pin-drv = <0>; > + }; > + > + hdmi_hpd_irq: hdmi-hpd-irq { > + samsung,pins = "gpx3-7"; > + samsung,pin-function = <0>; > + samsung,pin-pud = <1>; > + samsung,pin-drv = <0>; > + }; Ideally you could do one more cleanup patch to snow first to make diffs easier between the two dts files. Moving things in the snow file from "pinctrl@11400000" to the pinctrl_0 section would help. ...and other cleanups you could do to snow to make diffs similar would also be really great. > +}; > + > +&pinctrl_1 { > + hsic_reset: hsic-reset { > + samsung,pins = "gpe1-0"; > + samsung,pin-function = <1>; > + samsung,pin-pud = <0>; > + samsung,pin-drv = <0>; > + }; > +}; > + > +&spi_1 { > + status = "okay"; > + samsung,spi-src-clk = <0>; > + num-cs = <1>; > +}; > + > +&usbdrd_phy { > + vbus-supply = <&usb3_vbus_reg>; > +}; > + > +#include "cros-ec-keyboard.dtsi" > -- > 1.9.3 >