diff options
Diffstat (limited to 'arch/arm/plat-omap/sram.c')
| -rw-r--r-- | arch/arm/plat-omap/sram.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index f9a8c5341ee9..766181cb5c95 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -6,8 +6,8 @@ * Copyright (C) 2005 Nokia Corporation * Written by Tony Lindgren <tony@atomide.com> * - * Copyright (C) 2009 Texas Instruments - * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> + * Copyright (C) 2009-2012 Texas Instruments + * Added OMAP4/5 support - 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 @@ -44,6 +44,7 @@ #else #define OMAP4_SRAM_PUB_PA (OMAP4_SRAM_PA + 0x4000) #endif +#define OMAP5_SRAM_PA 0x40300000 #if defined(CONFIG_ARCH_OMAP2PLUS) #define SRAM_BOOTLOADER_SZ 0x00 @@ -85,7 +86,7 @@ static int is_sram_locked(void) __raw_writel(0xCFDE, OMAP24XX_VA_READPERM0); /* all i-read */ __raw_writel(0xCFDE, OMAP24XX_VA_WRITEPERM0); /* all i-write */ } - if (cpu_is_omap34xx() && !cpu_is_am33xx()) { + if (cpu_is_omap34xx()) { __raw_writel(0xFFFF, OMAP34XX_VA_REQINFOPERM0); /* all q-vects */ __raw_writel(0xFFFF, OMAP34XX_VA_READPERM0); /* all i-read */ __raw_writel(0xFFFF, OMAP34XX_VA_WRITEPERM0); /* all i-write */ @@ -118,12 +119,15 @@ static void __init omap_detect_sram(void) } else if (cpu_is_omap44xx()) { omap_sram_start = OMAP4_SRAM_PUB_PA; omap_sram_size = 0xa000; /* 40K */ + } else if (soc_is_omap54xx()) { + omap_sram_start = OMAP5_SRAM_PA; + omap_sram_size = SZ_128K; /* 128KB */ } else { omap_sram_start = OMAP2_SRAM_PUB_PA; omap_sram_size = 0x800; /* 2K */ } } else { - if (cpu_is_am33xx()) { + if (soc_is_am33xx()) { omap_sram_start = AM33XX_SRAM_PA; omap_sram_size = 0x10000; /* 64K */ } else if (cpu_is_omap34xx()) { @@ -132,6 +136,9 @@ static void __init omap_detect_sram(void) } else if (cpu_is_omap44xx()) { omap_sram_start = OMAP4_SRAM_PA; omap_sram_size = 0xe000; /* 56K */ + } else if (soc_is_omap54xx()) { + omap_sram_start = OMAP5_SRAM_PA; + omap_sram_size = SZ_128K; /* 128KB */ } else { omap_sram_start = OMAP2_SRAM_PA; if (cpu_is_omap242x()) @@ -196,8 +203,8 @@ static void __init omap_map_sram(void) * Looks like we need to preserve some bootloader code at the * beginning of SRAM for jumping to flash for reboot to work... */ - memset((void *)omap_sram_base + SRAM_BOOTLOADER_SZ, 0, - omap_sram_size - SRAM_BOOTLOADER_SZ); + memset_io(omap_sram_base + SRAM_BOOTLOADER_SZ, 0, + omap_sram_size - SRAM_BOOTLOADER_SZ); } /* @@ -386,7 +393,7 @@ int __init omap_sram_init(void) omap242x_sram_init(); else if (cpu_is_omap2430()) omap243x_sram_init(); - else if (cpu_is_am33xx()) + else if (soc_is_am33xx()) am33xx_sram_init(); else if (cpu_is_omap34xx()) omap34xx_sram_init(); |
