From patchwork Sun Sep 21 18:41:37 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 4944341 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 0DB7EBEEA5 for ; Sun, 21 Sep 2014 18:46:09 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 123FA20221 for ; Sun, 21 Sep 2014 18:46:08 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (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 A84BA20225 for ; Sun, 21 Sep 2014 18:46:06 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1XVm5v-0007dw-Co; Sun, 21 Sep 2014 18:42:47 +0000 Received: from mout.gmx.net ([212.227.17.21]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XVm5q-0007YX-Vw for linux-arm-kernel@lists.infradead.org; Sun, 21 Sep 2014 18:42:45 +0000 Received: from zwerg.lan ([80.136.218.135]) by mail.gmx.com (mrgmx102) with ESMTPSA (Nemesis) id 0Ls7MZ-1YRThI2GVz-013tFV; Sun, 21 Sep 2014 20:41:59 +0200 From: Oleksij Rempel To: linux-arm-kernel@lists.infradead.org, tglx@linutronix.de, mturquette@linaro.org, jason@lakedaemon.net, gregkh@linuxfoundation.org Subject: [PATCH v2 1/8] ARM: add mach-asm9260 Date: Sun, 21 Sep 2014 20:41:37 +0200 Message-Id: <1411324904-14881-2-git-send-email-linux@rempel-privat.de> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1411324904-14881-1-git-send-email-linux@rempel-privat.de> References: <1411324904-14881-1-git-send-email-linux@rempel-privat.de> X-Provags-ID: V03:K0:pPiQbB+fKez+PFG1lGrM34eK937RJ8w+ys1tHWX3E7qcyuMtqPK fuye1p2I566g8nP/o+LNHGvHvfyTI63LNXAQ0piuke0mBRej1v+vpPboaht+xgg74YCWO5C GMZ06OdeOvyT5oG3VVaBPQKq+1BMMoeWxrcC3QgmnntEvRyI4JDpZRQoHrOwRsjlWruneea pDKL9aUovM4fPW5ye6ZiA== X-UI-Out-Filterresults: notjunk:1; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140921_114243_350009_10F2149F X-CRM114-Status: GOOD ( 13.82 ) X-Spam-Score: 0.5 (/) Cc: Oleksij Rempel X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 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=-2.7 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, RP_MATCHES_RCVD, 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 it is low cost (?) SoC targeted for market in China and India which trying to compete with AT91SAM9G25. Here is some info: http://www.alphascale.com/index.asp?ics/615.html One of products: http://www.aliexpress.com/store/product/2014-hot-sales-FREE-SHIPPING-new-Purple-core-ARM9-development-board-ASM9260T-SDRAM-power-line/433637_1931495721.html Signed-off-by: Oleksij Rempel --- arch/arm/Kconfig | 14 +++++++ arch/arm/Makefile | 1 + arch/arm/mach-asm9260/Makefile | 11 ++++++ arch/arm/mach-asm9260/Makefile.boot | 2 + arch/arm/mach-asm9260/core.c | 77 +++++++++++++++++++++++++++++++++++++ 5 files changed, 105 insertions(+) create mode 100644 arch/arm/mach-asm9260/Makefile create mode 100644 arch/arm/mach-asm9260/Makefile.boot create mode 100644 arch/arm/mach-asm9260/core.c diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5918d40..1a71feb 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -379,6 +379,20 @@ config ARCH_AT91 This enables support for systems based on Atmel AT91RM9200 and AT91SAM9* processors. +config MACH_ASM9260 + bool "Alphascale ASM9260" + select ARCH_REQUIRE_GPIOLIB + select COMMON_CLK + select IRQ_DOMAIN + select SPARSE_IRQ + select MULTI_IRQ_HANDLER + select GENERIC_IRQ_CHIP + select GENERIC_CLOCKEVENTS + select CLKSRC_MMIO + select CPU_ARM926T + help + Support for Alpascale ASM9260 based platform. + config ARCH_CLPS711X bool "Cirrus Logic CLPS711x/EP721x/EP731x-based" select ARCH_REQUIRE_GPIOLIB diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 0ce9d0f..dda8f6d 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -146,6 +146,7 @@ textofs-$(CONFIG_ARCH_AXXIA) := 0x00308000 # Machine directory name. This list is sorted alphanumerically # by CONFIG_* macro name. machine-$(CONFIG_ARCH_AT91) += at91 +machine-$(CONFIG_MACH_ASM9260) += asm9260 machine-$(CONFIG_ARCH_AXXIA) += axxia machine-$(CONFIG_ARCH_BCM) += bcm machine-$(CONFIG_ARCH_BERLIN) += berlin diff --git a/arch/arm/mach-asm9260/Makefile b/arch/arm/mach-asm9260/Makefile new file mode 100644 index 0000000..4bd8ebd --- /dev/null +++ b/arch/arm/mach-asm9260/Makefile @@ -0,0 +1,11 @@ +# +# Makefile for the linux kernel. +# + +# Object file lists. + +obj-y := core.o +obj-m := +obj-n := +obj- := + diff --git a/arch/arm/mach-asm9260/Makefile.boot b/arch/arm/mach-asm9260/Makefile.boot new file mode 100644 index 0000000..c57b3b4 --- /dev/null +++ b/arch/arm/mach-asm9260/Makefile.boot @@ -0,0 +1,2 @@ +zreladdr-y := 0x20008000 + diff --git a/arch/arm/mach-asm9260/core.c b/arch/arm/mach-asm9260/core.c new file mode 100644 index 0000000..331af96 --- /dev/null +++ b/arch/arm/mach-asm9260/core.c @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2014 Oleksij Rempel + * Co-author: Du Huanpeng + * map_desc based on: + * linux/arch/arm/mach-asm9260/core.c + * Copyright (C) 2011-2014 Alphascale + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include +#include +#include + +static struct map_desc asm9260_io_desc[] __initdata = { + { /* IO space */ + .virtual = (unsigned long)0xf0000000, + .pfn = __phys_to_pfn(0x80000000), + .length = 0x00800000, + .type = MT_DEVICE + }, + { /* LCD IO space */ + .virtual = (unsigned long)0xf0a00000, + .pfn = __phys_to_pfn(0x80800000), + .length = 0x00009000, + .type = MT_DEVICE + }, + { /* GPIO IO space */ + .virtual = (unsigned long)0xf0800000, + .pfn = __phys_to_pfn(0x50000000), + .length = 0x00100000, + .type = MT_DEVICE + }, + { /* SRAM space Cacheable */ + .virtual = (unsigned long)0xd0000000, + .pfn = __phys_to_pfn(0x40000000), + .length = 0x00100000, +#ifdef CONFIG_SRAM_MEM_CACHED + .type = MT_MEMORY +#else + .type = MT_DEVICE +#endif + }, +}; + +static void __init asm9260_map_io(void) +{ + iotable_init(asm9260_io_desc, ARRAY_SIZE(asm9260_io_desc)); +} + +static void __init asm9260_init(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); +} + +static const char * const asm9260_dt_board_compat[] __initconst = { + "alphascale,asm9260", + NULL +}; + +DT_MACHINE_START(ASM9260, "Alphascale ASM9260 (Device Tree Support)") + .map_io = asm9260_map_io, + .init_machine = asm9260_init, + .dt_compat = asm9260_dt_board_compat, +MACHINE_END