diff options
| -rw-r--r-- | arch/arm/mach-omap2/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/board-4430sdp.c | 47 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/include/mach/omap4-common.h | 26 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/omap-smp.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/omap4-common.c | 72 | ||||
| -rw-r--r-- | arch/arm/plat-omap/common.c | 3 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/common.h | 3 |
7 files changed, 101 insertions, 54 deletions
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 7d2cf0f..203a414 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 be7a786..6cce6f2 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -21,6 +21,7 @@ #include <linux/spi/spi.h> #include <mach/hardware.h> +#include <mach/omap4-common.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -30,8 +31,6 @@ #include <plat/control.h> #include <plat/timer-gp.h> #include <plat/usb.h> -#include <asm/hardware/gic.h> -#include <asm/hardware/cache-l2x0.h> #define ETH_KS8851_IRQ 34 #define ETH_KS8851_POWER_ON 48 @@ -119,50 +118,6 @@ 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 <santosh.shilimkar@ti.com> + * + * 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 <asm/localtimer.h> #include <asm/smp_scu.h> #include <mach/hardware.h> -#include <plat/common.h> +#include <mach/omap4-common.h> /* 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..13dc979 --- /dev/null +++ b/arch/arm/mach-omap2/omap4-common.c @@ -0,0 +1,72 @@ +/* + * OMAP4 specific common source file. + * + * Copyright (C) 2010 Texas Instruments, Inc. + * Author: + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * + * 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 <linux/kernel.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/platform_device.h> + +#include <asm/hardware/gic.h> +#include <asm/hardware/cache-l2x0.h> + +#include <mach/hardware.h> +#include <mach/omap4-common.h> + +#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; |