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| author | Wolfram Sang <w.sang@pengutronix.de> | 2012-10-08 10:46:32 (GMT) |
|---|---|---|
| committer | Wolfram Sang <w.sang@pengutronix.de> | 2012-10-08 10:46:32 (GMT) |
| commit | 102084d3d3969646cc89ea159e50898aeafc6649 (patch) | |
| tree | e92924469b3fab3ee6fa29e338e0a3a4cb167e82 /arch/arm/plat-omap | |
| parent | 6ccbe607132bd823abbad8d32b13af89161707da (diff) | |
| parent | 979570e02981d4a8fc20b3cc8fd651856c98ee9d (diff) | |
| download | linux-102084d3d3969646cc89ea159e50898aeafc6649.tar.xz | |
Merge tag 'v3.6-rc7' into i2c-embedded/for-next
Linux 3.6-rc7
Needed to get updates from i2c-embedded/for-current into i2c-embedded/for-next
Diffstat (limited to 'arch/arm/plat-omap')
| -rw-r--r-- | arch/arm/plat-omap/sram.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 766181c..024f3b0 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -68,6 +68,7 @@ static unsigned long omap_sram_start; static void __iomem *omap_sram_base; +static unsigned long omap_sram_skip; static unsigned long omap_sram_size; static void __iomem *omap_sram_ceil; @@ -106,6 +107,7 @@ static int is_sram_locked(void) */ static void __init omap_detect_sram(void) { + omap_sram_skip = SRAM_BOOTLOADER_SZ; if (cpu_class_is_omap2()) { if (is_sram_locked()) { if (cpu_is_omap34xx()) { @@ -113,6 +115,7 @@ static void __init omap_detect_sram(void) if ((omap_type() == OMAP2_DEVICE_TYPE_EMU) || (omap_type() == OMAP2_DEVICE_TYPE_SEC)) { omap_sram_size = 0x7000; /* 28K */ + omap_sram_skip += SZ_16K; } else { omap_sram_size = 0x8000; /* 32K */ } @@ -175,8 +178,10 @@ static void __init omap_map_sram(void) return; #ifdef CONFIG_OMAP4_ERRATA_I688 + if (cpu_is_omap44xx()) { omap_sram_start += PAGE_SIZE; omap_sram_size -= SZ_16K; + } #endif if (cpu_is_omap34xx()) { /* @@ -203,8 +208,8 @@ 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_io(omap_sram_base + SRAM_BOOTLOADER_SZ, 0, - omap_sram_size - SRAM_BOOTLOADER_SZ); + memset_io(omap_sram_base + omap_sram_skip, 0, + omap_sram_size - omap_sram_skip); } /* @@ -218,7 +223,7 @@ void *omap_sram_push_address(unsigned long size) { unsigned long available, new_ceil = (unsigned long)omap_sram_ceil; - available = omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ); + available = omap_sram_ceil - (omap_sram_base + omap_sram_skip); if (size > available) { pr_err("Not enough space in SRAM\n"); |