From patchwork Tue Dec 17 19:37:38 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergey Yanovich X-Patchwork-Id: 3365191 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 86EBAC0D4A for ; Tue, 17 Dec 2013 20:28:53 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DD86C203A9 for ; Tue, 17 Dec 2013 20:28:51 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2122520382 for ; Tue, 17 Dec 2013 20:28:50 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vt0Xb-0003d5-BH; Tue, 17 Dec 2013 19:42:52 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vt0XC-0008AK-79; Tue, 17 Dec 2013 19:42:26 +0000 Received: from mail-lb0-x235.google.com ([2a00:1450:4010:c04::235]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vt0UK-0007pu-P7 for linux-arm-kernel@lists.infradead.org; Tue, 17 Dec 2013 19:39:33 +0000 Received: by mail-lb0-f181.google.com with SMTP id q8so1656125lbi.12 for ; Tue, 17 Dec 2013 11:39:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=kVvGtAzDbLcLWjVoTMyD1bDUlFBzT1Q3H8+1537ngPI=; b=S9WOUYZI1h3ia+uoqxrYq/EkIFY7sTp+TlYrM4DAqNHIg849uy71mxlK8rBxfJs/t/ 95E4X8zO5Bqi+PXlDQvzi/TJ/Flrx3yVqeLXMj2XyX8cVKqN6zO53GqmB9/X5tk5B03b lZ7P5QyDGRrAlmoGiqnK+09GZzluFEpYAn7nXAb/IBBsqu4sEsktNkyakpnLv7Os2nOt zknAO5gocYy60eihJX3mb7v0xvDUtYpq9+6y4VpMlPy01wkhZpysEo01V/bwDex2EcjB MF0BgAzMebCGOFd5/k39DWUr477C1cImqjEb/uLa3pFawq8SlwBc84bzCkVzdDAtWQI8 JYaw== X-Received: by 10.152.10.10 with SMTP id e10mr4104269lab.56.1387309146446; Tue, 17 Dec 2013 11:39:06 -0800 (PST) Received: from host5.omatika.ru (0893675324.static.corbina.ru. [95.31.1.192]) by mx.google.com with ESMTPSA id dw1sm2299009lbc.4.2013.12.17.11.39.04 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 17 Dec 2013 11:39:05 -0800 (PST) From: Sergei Ianovich To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 08/21] ARM: pxa27x: device tree support ICP DAS LP-8x4x Date: Tue, 17 Dec 2013 23:37:38 +0400 Message-Id: <1387309071-22382-9-git-send-email-ynvich@gmail.com> X-Mailer: git-send-email 1.8.5.1 In-Reply-To: <1387309071-22382-1-git-send-email-ynvich@gmail.com> References: <1386901645-28895-1-git-send-email-ynvich@gmail.com> <1387309071-22382-1-git-send-email-ynvich@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131217_143929_192191_BC401BDD X-CRM114-Status: GOOD ( 23.35 ) X-Spam-Score: -1.9 (-) Cc: Mark Rutland , "open list:OPEN FIRMWARE AND..." , Russell King , Arnd Bergmann , Pawel Moll , Ian Campbell , Rob Herring , Daniel Mack , Sergei Ianovich , Haojian Zhuang , Kumar Gala , Eric Miao X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.5 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RCVD_IN_SBL, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP ICP DAS calls LP-8x4x 'programmable automation controller'. It is an industrial computer based on PXA270 SoC. They ship it with a 2.6.19 kernel and proprietary kernel module and userspace library to access its industrial IO. This patch allows to boot the device with a modern kernel with device tree. It adds support for: * MMC card interface on PXA270 * USB 1.1 port on PXA270 * 2 NOR flash devices * 2 onboard ethernet Davicom DM9000 devices * 3 serial UART ports on PXA270 * front panel red LED * 64bit 1-wire system ID chip * 16 kiB EEPROM (reading) Support for these devices will be added in separate patches, since they are not currently supported by the kernel: * DS1302 RTC * 512kiB SRAM * FPGA irq chip * 3 built-in 16550A serial UART ports * industrial IO parallel bus * 10 position rotary switch * 8 pin DIP switch * 16 kiB EEPROM (writing) * serial interface for digital and analog industrial IO modules on parallel bus (all I-87... modules) * digital and analog industrial IO modules for parallel bus: ** I-8024 4 port analog output ** I-8041 32 port digital output ** I-8042 16 port digital output/16 port digital input Not supported for now: * VGA interface on PXA270 for lack of dts binding * the rest of parallel bus (I-8...) modules for lack of hardware * GPIO reset for lack of relevance (watchdog reset is working) NOTE: USB support requires U-Boot patch series which setups GPIO. Signed-off-by: Sergei Ianovich CC: Daniel Mack CC: Arnd Bergmann --- v2..v3 * added extbus which maps synchronous, static, and variable-latency I/O (VLIO) interfaces of PXA27x SoC as suggested by Arnd Bergmann * map is placed into platform include * configured existing kernel drivers to support: - front panel LED using gpio-leds - 64bit 1-wire system ID chip using w1-gpio - 16 kiB EEPROM using at24 over i2c-gpio * number change (06/16 -> 08/21) v1..v2 * drop left-over extern declaration * use of_have_populated_dt() instead of a static variable * drop wildcards in compatible * drop machine-special machine description * number changed from 9 to 6 (dropped patches) arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/pxa27x-lp8x4x.dts | 153 ++++++++++++++++++++++++++++++++ arch/arm/boot/dts/pxa27x.dtsi | 17 ++++ arch/arm/configs/lp8x4x_defconfig | 168 ++++++++++++++++++++++++++++++++++++ arch/arm/mach-pxa/Kconfig | 15 ++++ arch/arm/mach-pxa/Makefile | 1 + arch/arm/mach-pxa/pxa27x-dt.c | 64 ++++++++++++++ 7 files changed, 419 insertions(+) create mode 100644 arch/arm/boot/dts/pxa27x-lp8x4x.dts create mode 100644 arch/arm/configs/lp8x4x_defconfig create mode 100644 arch/arm/mach-pxa/pxa27x-dt.c diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index d57c1a6..c4752ff 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -206,6 +206,7 @@ dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \ dra7-evm.dtb dtb-$(CONFIG_ARCH_ORION5X) += orion5x-lacie-ethernet-disk-mini-v2.dtb dtb-$(CONFIG_ARCH_PRIMA2) += prima2-evb.dtb +dtb-$(CONFIG_MACH_PXA27X_DT) += pxa27x-lp8x4x.dtb dtb-$(CONFIG_ARCH_U8500) += ste-snowball.dtb \ ste-hrefprev60-stuib.dtb \ ste-hrefprev60-tvk.dtb \ diff --git a/arch/arm/boot/dts/pxa27x-lp8x4x.dts b/arch/arm/boot/dts/pxa27x-lp8x4x.dts new file mode 100644 index 0000000..6a780fe --- /dev/null +++ b/arch/arm/boot/dts/pxa27x-lp8x4x.dts @@ -0,0 +1,153 @@ +/* Device tree for ICP DAS LP-8x4x */ +/dts-v1/; + +#include +#include "pxa27x.dtsi" + +/ { + model = "ICP DAS LP-8x4x programmable automation controller"; + compatible = "marvell,lp8x4x", "marvell,pxa270"; + + aliases { + ethernet0 = ð0; + ethernet1 = ð1; + }; + + memory { + reg = <0xa0000000 0x08000000>; + }; + + regulators { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + + vmmc: regulator@0 { + compatible = "regulator-fixed"; + reg = <0>; + regulator-name = "vmmc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; + + pxabus { + pxairq: interrupt-controller@40d00000 { + marvell,intc-priority; + marvell,intc-nr-irqs = <34>; + }; + + uart@40100000 { + status = "okay"; + }; + + uart@40200000 { + status = "okay"; + }; + + uart@40700000 { + status = "okay"; + }; + + mmc@41100000 { + status = "okay"; + vmmc-supply = <&vmmc>; + }; + + ohci@4c000000 { + status = "okay"; + marvell,port-mode = <3>; + marvell,oc-mode-perport; + marvell,enable-port1; + }; + + leds { + compatible = "gpio-leds"; + + status { + gpios = <&gpio 84 1>; + linux,default-trigger = "heartbeat"; + }; + }; + + i2c: i2c-gpio { + compatible = "i2c-gpio"; + gpios = <&gpio 22 0 /* sda */ + &gpio 12 0 /* scl */>; + i2c-gpio,delay-us = <1>; + i2c-gpio,timeout-ms = <1>; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@50 { + compatible = "atmel,24c128"; + reg = <0x50>; + pagesize = <64>; + }; + }; + + w1: w1-gpio { + compatible = "w1-gpio"; + gpios = <&gpio 83 0>; + }; + }; + + extbus { + flash@0 { + compatible = "cfi-flash"; + reg = <0 0 0x02000000>; + bank-width = <4>; + device-width = <2>; + #address-cells = <1>; + #size-cells = <1>; + fs@0 { + label = "u-boot"; + reg = <0 0x40000>; + }; + fs@40000 { + label = "settings"; + reg = <0x40000 0x40000>; + }; + fs@80000 { + label = "kernel"; + reg = <0x80000 0x280000>; + }; + fs@300000 { + label = "root_fs"; + reg = <0x300000 0x1d00000>; + }; + }; + + flash@1 { + compatible = "cfi-flash"; + reg = <1 0x0 0x01000000>; + bank-width = <2>; + device-width = <1>; + }; + + netio@3 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 3 0 0x02000000>; + interrupt-parent = <&gpio>; + + eth0: eth@0 { + compatible = "davicom,dm9000"; + reg = <0x0 0x2 + 0x4000 0x2>; + interrupts = <9 IRQ_TYPE_EDGE_RISING>; + status = "okay"; + }; + + eth1: eth@1000000 { + compatible = "davicom,dm9000"; + reg = <0x1000000 0x2 + 0x1004000 0x2>; + interrupts = <82 IRQ_TYPE_EDGE_RISING>; + status = "okay"; + }; + }; + }; +}; diff --git a/arch/arm/boot/dts/pxa27x.dtsi b/arch/arm/boot/dts/pxa27x.dtsi index c2a90c5..29d878d 100644 --- a/arch/arm/boot/dts/pxa27x.dtsi +++ b/arch/arm/boot/dts/pxa27x.dtsi @@ -31,4 +31,21 @@ dma-names = "rx", "tx"; }; }; + + extbus { + /* + * PXA27x synchrous, static and + * variable-latency IO interfaces + */ + compatible = "simple-bus"; + + #address-cells = <2>; /* first cell is nCS, second is address */ + #size-cells = <1>; + ranges = <0 0 0 0x04000000 + 1 0 0x04000000 0x04000000 + 2 0 0x08000000 0x04000000 + 3 0 0x0c000000 0x04000000 + 4 0 0x10000000 0x04000000 + 5 0 0x14000000 0x04000000>; + }; }; diff --git a/arch/arm/configs/lp8x4x_defconfig b/arch/arm/configs/lp8x4x_defconfig new file mode 100644 index 0000000..9f1efb6 --- /dev/null +++ b/arch/arm/configs/lp8x4x_defconfig @@ -0,0 +1,168 @@ +# CONFIG_LOCALVERSION_AUTO is not set +# CONFIG_SWAP is not set +CONFIG_SYSVIPC=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_RCU_BOOST=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_NAMESPACES=y +# CONFIG_UTS_NS is not set +# CONFIG_IPC_NS is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +# CONFIG_UID16 is not set +# CONFIG_SHMEM is not set +CONFIG_EMBEDDED=y +# CONFIG_COMPAT_BRK is not set +CONFIG_SLOB=y +CONFIG_JUMP_LABEL=y +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +CONFIG_MODVERSIONS=y +# CONFIG_LBDAF is not set +CONFIG_BLK_CMDLINE_PARSER=y +CONFIG_PARTITION_ADVANCED=y +# CONFIG_EFI_PARTITION is not set +# CONFIG_IOSCHED_DEADLINE is not set +CONFIG_ARCH_PXA=y +CONFIG_MACH_PXA27X_DT=y +# CONFIG_ARM_THUMB is not set +CONFIG_PREEMPT=y +CONFIG_AEABI=y +# CONFIG_COMPACTION is not set +# CONFIG_CROSS_MEMORY_ATTACH is not set +CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_CMDLINE="init=/sbin/init root=/dev/mmcblk0p1 rw rootfstype=ext4 console=ttyS0,115200 mem=128M rootwait" +# CONFIG_SUSPEND is not set +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_BOOTP=y +CONFIG_BRIDGE=m +CONFIG_BRIDGE_VLAN_FILTERING=y +CONFIG_VLAN_8021Q=m +CONFIG_VLAN_8021Q_GVRP=y +CONFIG_VLAN_8021Q_MVRP=y +# CONFIG_WIRELESS is not set +CONFIG_DEVTMPFS=y +CONFIG_DEVTMPFS_MOUNT=y +# CONFIG_FW_LOADER is not set +CONFIG_MTD=y +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_BLOCK=y +CONFIG_MTD_CFI=y +CONFIG_MTD_CFI_ADV_OPTIONS=y +CONFIG_MTD_CFI_GEOMETRY=y +CONFIG_MTD_CFI_INTELEXT=y +CONFIG_MTD_PHYSMAP_OF=y +CONFIG_PROC_DEVICETREE=y +CONFIG_BLK_DEV_LOOP=y +CONFIG_BLK_DEV_LOOP_MIN_COUNT=2 +CONFIG_EEPROM_AT24=m +CONFIG_SCSI=y +# CONFIG_SCSI_PROC_FS is not set +CONFIG_BLK_DEV_SD=y +# CONFIG_SCSI_LOWLEVEL is not set +CONFIG_NETDEVICES=y +CONFIG_BONDING=m +CONFIG_MACVLAN=m +CONFIG_MACVTAP=m +CONFIG_TUN=m +# CONFIG_NET_VENDOR_ARC is not set +# CONFIG_NET_CADENCE is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CIRRUS is not set +CONFIG_DM9000=y +CONFIG_DM9000_FORCE_SIMPLE_PHY_POLL=y +# CONFIG_NET_VENDOR_FARADAY is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set +# CONFIG_NET_VENDOR_VIA is not set +# CONFIG_NET_VENDOR_WIZNET is not set +CONFIG_PPP=m +CONFIG_PPP_BSDCOMP=m +CONFIG_PPP_DEFLATE=m +CONFIG_PPPOE=m +CONFIG_PPP_ASYNC=m +CONFIG_PPP_SYNC_TTY=m +CONFIG_SLIP=m +CONFIG_SLIP_COMPRESSED=y +# CONFIG_WLAN is not set +CONFIG_INPUT_MOUSEDEV_SCREEN_X=800 +CONFIG_INPUT_MOUSEDEV_SCREEN_Y=600 +CONFIG_INPUT_EVDEV=y +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_SERIO is not set +# CONFIG_DEVKMEM is not set +CONFIG_SERIAL_8250=y +# CONFIG_SERIAL_8250_DEPRECATED_OPTIONS is not set +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_NR_UARTS=40 +CONFIG_SERIAL_8250_RUNTIME_UARTS=40 +CONFIG_SERIAL_8250_EXTENDED=y +CONFIG_SERIAL_8250_MANY_PORTS=y +CONFIG_SERIAL_8250_SHARE_IRQ=y +CONFIG_SERIAL_PXA=y +CONFIG_HW_RANDOM=y +CONFIG_I2C=m +# CONFIG_I2C_COMPAT is not set +CONFIG_I2C_GPIO=m +CONFIG_W1=m +CONFIG_W1_MASTER_GPIO=m +CONFIG_W1_SLAVE_SMEM=m +# CONFIG_HWMON is not set +CONFIG_WATCHDOG=y +CONFIG_SA1100_WATCHDOG=m +CONFIG_REGULATOR=y +CONFIG_REGULATOR_FIXED_VOLTAGE=y +CONFIG_FB=y +CONFIG_FB_PXA=y +CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_LOGO=y +CONFIG_USB=m +CONFIG_USB_OHCI_HCD=m +CONFIG_USB_ACM=m +CONFIG_USB_PRINTER=m +CONFIG_USB_STORAGE=m +CONFIG_USB_SERIAL=m +CONFIG_MMC=y +CONFIG_MMC_PXA=y +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y +CONFIG_LEDS_GPIO=y +CONFIG_LEDS_TRIGGERS=y +CONFIG_LEDS_TRIGGER_HEARTBEAT=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_PXA=m +# CONFIG_IOMMU_SUPPORT is not set +CONFIG_EXT2_FS=m +CONFIG_EXT3_FS=y +CONFIG_EXT4_FS=y +CONFIG_REISERFS_FS=m +CONFIG_ISO9660_FS=m +CONFIG_MSDOS_FS=y +CONFIG_VFAT_FS=y +CONFIG_NTFS_FS=m +CONFIG_NTFS_RW=y +CONFIG_JFFS2_FS=y +CONFIG_JFFS2_COMPRESSION_OPTIONS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V4=y +CONFIG_ROOT_NFS=y +CONFIG_CIFS=m +CONFIG_CIFS_STATS=y +CONFIG_CODA_FS=m +CONFIG_NLS_DEFAULT="cp855" +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_CODEPAGE_855=y +CONFIG_NLS_ISO8859_1=y +CONFIG_NLS_UTF8=y +CONFIG_PRINTK_TIME=y diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index 96100db..df3a79d 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -4,6 +4,21 @@ menu "Intel PXA2xx/PXA3xx Implementations" comment "Intel/Marvell Dev Platforms (sorted by hardware release time)" +config MACH_PXA27X_DT + bool "Support PXA27x platforms from device tree" + select PXA27x + select USE_OF + help + Include support for Marvell PXA27x based platforms using + the device tree. + + While MACH_PXA27X_DT when enabled should boot any PXA27x + compatible machine, it still makes sense to select specific + machines. Those options will select required features and + provide per-machine errata workarounds. + + If unsure, say Y. + config MACH_PXA3XX_DT bool "Support PXA3xx platforms from device tree" select CPU_PXA300 diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index 648867a..adaa72a 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -20,6 +20,7 @@ obj-$(CONFIG_CPU_PXA930) += pxa930.o # NOTE: keep the order of boards in accordance to their order in Kconfig # Device Tree support +obj-$(CONFIG_MACH_PXA27X_DT) += pxa27x-dt.o obj-$(CONFIG_MACH_PXA3XX_DT) += pxa-dt.o # Intel/Marvell Dev Platforms diff --git a/arch/arm/mach-pxa/pxa27x-dt.c b/arch/arm/mach-pxa/pxa27x-dt.c new file mode 100644 index 0000000..865cf46 --- /dev/null +++ b/arch/arm/mach-pxa/pxa27x-dt.c @@ -0,0 +1,64 @@ +/* + * linux/arch/arm/mach-pxa/pxa27x-dt.c + * + * Copyright (C) 2013 Sergei Ianovich + * + * based mostly on linux/arch/arm/mach-pxa/pxa-dt.c by Daniel Mack + * + * 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 + * publishhed by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "generic.h" + +#ifdef CONFIG_PXA27x +static const struct of_dev_auxdata pxa27x_auxdata_lookup[] __initconst = { + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x40100000, "pxa2xx-uart.0", NULL), + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x40200000, "pxa2xx-uart.1", NULL), + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x40700000, "pxa2xx-uart.2", NULL), + OF_DEV_AUXDATA("mrvl,pxa-uart", 0x41600000, "pxa2xx-uart.3", NULL), + OF_DEV_AUXDATA("marvell,pxa-mmc", 0x41100000, "pxa2xx-mci.0", NULL), + OF_DEV_AUXDATA("intel,pxa27x-gpio", 0x40e00000, "pxa27x-gpio", NULL), + OF_DEV_AUXDATA("marvell,pxa-ohci", 0x4c000000, "pxa27x-ohci", NULL), + OF_DEV_AUXDATA("mrvl,pxa-i2c", 0x40301680, "pxa2xx-i2c.0", NULL), + {} +}; + +static void __init pxa27x_dt_init(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, + pxa27x_auxdata_lookup, NULL); +} + +static const char * const pxa27x_dt_board_compat[] __initconst = { + "marvell,pxa270", + "marvell,pxa271", + "marvell,pxa272", + NULL, +}; + +#endif + +#ifdef CONFIG_PXA27x +DT_MACHINE_START(PXA27X_DT, "Marvell PXA27x (Device Tree Support)") + .map_io = pxa27x_map_io, + .init_irq = pxa27x_dt_init_irq, + .handle_irq = pxa27x_handle_irq, + .init_time = pxa_timer_init, + .restart = pxa_restart, + .init_machine = pxa27x_dt_init, + .dt_compat = pxa27x_dt_board_compat, +MACHINE_END + +#endif