From patchwork Sat May 1 06:36:57 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Santosh Shilimkar X-Patchwork-Id: 96159 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o416b8Sw017101 for ; Sat, 1 May 2010 06:37:08 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751180Ab0EAGhF (ORCPT ); Sat, 1 May 2010 02:37:05 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:36899 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750963Ab0EAGhE (ORCPT ); Sat, 1 May 2010 02:37:04 -0400 Received: from dbdp31.itg.ti.com ([172.24.170.98]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id o416axH4019979 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sat, 1 May 2010 01:37:01 -0500 Received: from linfarm476.india.ti.com (localhost [127.0.0.1]) by dbdp31.itg.ti.com (8.13.8/8.13.8) with ESMTP id o416avi9000686; Sat, 1 May 2010 12:06:58 +0530 (IST) Received: from linfarm476.india.ti.com (localhost [127.0.0.1]) by linfarm476.india.ti.com (8.12.11/8.12.11) with ESMTP id o416ava3009450; Sat, 1 May 2010 12:06:57 +0530 Received: (from a0393909@localhost) by linfarm476.india.ti.com (8.12.11/8.12.11/Submit) id o416avWh009367; Sat, 1 May 2010 12:06:57 +0530 From: Santosh Shilimkar To: linux-omap@vger.kernel.org Cc: Santosh Shilimkar Subject: [PATCH ] omap4: Move SOC specific code from board file Date: Sat, 1 May 2010 12:06:57 +0530 Message-Id: <1272695817-5973-1-git-send-email-santosh.shilimkar@ti.com> X-Mailer: git-send-email 1.5.5 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Sat, 01 May 2010 06:37:09 +0000 (UTC) diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 4b9fc57..ffe600a 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -22,7 +22,7 @@ obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o # SMP support ONLY available for OMAP4 obj-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o obj-$(CONFIG_LOCAL_TIMERS) += timer-mpu.o -obj-$(CONFIG_ARCH_OMAP4) += omap44xx-smc.o +obj-$(CONFIG_ARCH_OMAP4) += omap44xx-smc.o omap4-common.o AFLAGS_omap44xx-smc.o :=-Wa,-march=armv7-a diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index b88f28c..0f8cd85 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -20,6 +20,7 @@ #include #include +#include #include #include #include @@ -29,8 +30,6 @@ #include #include #include -#include -#include static struct platform_device sdp4430_lcd_device = { .name = "sdp4430_lcd", @@ -49,50 +48,6 @@ static struct omap_board_config_kernel sdp4430_config[] __initdata = { { OMAP_TAG_LCD, &sdp4430_lcd_config }, }; -#ifdef CONFIG_CACHE_L2X0 -static int __init omap_l2_cache_init(void) -{ - extern void omap_smc1(u32 fn, u32 arg); - void __iomem *l2cache_base; - - /* To avoid code running on other OMAPs in - * multi-omap builds - */ - if (!cpu_is_omap44xx()) - return -ENODEV; - - /* Static mapping, never released */ - l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K); - BUG_ON(!l2cache_base); - - /* Enable PL310 L2 Cache controller */ - omap_smc1(0x102, 0x1); - - /* 32KB way size, 16-way associativity, - * parity disabled - */ - l2x0_init(l2cache_base, 0x0e050000, 0xc0000fff); - - return 0; -} -early_initcall(omap_l2_cache_init); -#endif - -static void __init gic_init_irq(void) -{ - void __iomem *base; - - /* Static mapping, never released */ - base = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K); - BUG_ON(!base); - gic_dist_init(0, base, 29); - - /* Static mapping, never released */ - gic_cpu_base_addr = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); - BUG_ON(!gic_cpu_base_addr); - gic_cpu_init(0, gic_cpu_base_addr); -} - static void __init omap_4430sdp_init_irq(void) { omap_board_config = sdp4430_config; diff --git a/arch/arm/mach-omap2/include/mach/omap4-common.h b/arch/arm/mach-omap2/include/mach/omap4-common.h new file mode 100644 index 0000000..423af3a --- /dev/null +++ b/arch/arm/mach-omap2/include/mach/omap4-common.h @@ -0,0 +1,26 @@ +/* + * omap4-common.h: OMAP4 specific common header file + * + * Copyright (C) 2010 Texas Instruments, Inc. + * + * Author: + * Santosh Shilimkar + * + * 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. + */ +#ifndef OMAP_ARCH_OMAP4_COMMON_H +#define OMAP_ARCH_OMAP4_COMMON_H + +#ifdef CONFIG_CACHE_L2X0 +extern void __iomem *l2cache_base; +#endif + +extern void __iomem *gic_cpu_base_addr; +extern void __iomem *gic_dist_base_addr; + +extern void __init gic_init_irq(void); +extern void omap_smc1(u32 fn, u32 arg); + +#endif diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index 38153e5..1cf5231 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -24,7 +24,7 @@ #include #include #include -#include +#include /* SCU base address */ static void __iomem *scu_base; diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c new file mode 100644 index 0000000..91b5d36 --- /dev/null +++ b/arch/arm/mach-omap2/omap4-common.c @@ -0,0 +1,74 @@ +/* + * OMAP4 specific common source file. + * + * Copyright (C) 2010 Texas Instruments, Inc. + * Author: + * Santosh Shilimkar + * + * + * 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. + */ + +#include +#include +#include +#include + +#include +#include + +#include +#include + +#ifdef CONFIG_CACHE_L2X0 +void __iomem *l2cache_base; +#endif + +void __iomem *gic_cpu_base_addr; +void __iomem *gic_dist_base_addr; + + +void __init gic_init_irq(void) +{ + /* Static mapping, never released */ + gic_dist_base_addr = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K); + BUG_ON(!gic_dist_base_addr); + gic_dist_init(0, gic_dist_base_addr, 29); + + /* Static mapping, never released */ + gic_cpu_base_addr = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); + BUG_ON(!gic_cpu_base_addr); + gic_cpu_init(0, gic_cpu_base_addr); +} + +#ifdef CONFIG_CACHE_L2X0 +static int __init omap_l2_cache_init(void) +{ + /* + * To avoid code running on other OMAPs in + * multi-omap builds + */ + if (!cpu_is_omap44xx()) + return -ENODEV; + + /* Static mapping, never released */ + l2cache_base = ioremap(OMAP44XX_L2CACHE_BASE, SZ_4K); + BUG_ON(!l2cache_base); + + /* Enable PL310 L2 Cache controller */ + omap_smc1(0x102, 0x1); + + /* + * 32KB way size, 16-way associativity, + * parity disabled + */ + l2x0_init(l2cache_base, 0x0e050000, 0xc0000fff); + + return 0; +} +early_initcall(omap_l2_cache_init); +#endif + + diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index f12f0e3..219c01e 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -47,9 +47,6 @@ struct omap_board_config_kernel *omap_board_config; int omap_board_config_size; -/* used by omap-smp.c and board-4430sdp.c */ -void __iomem *gic_cpu_base_addr; - static const void *get_config(u16 tag, size_t len, int skip, size_t *len_out) { struct omap_board_config_kernel *kinfo = NULL; diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 7556e27..d265018 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -31,9 +31,6 @@ struct sys_timer; -/* used by omap-smp.c and board-4430sdp.c */ -extern void __iomem *gic_cpu_base_addr; - extern void omap_map_common_io(void); extern struct sys_timer omap_timer;