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| author | Mike Dunn <mikedunn@newsguy.com> | 2013-06-26 12:33:53 -0700 |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2013-06-26 16:19:58 -0500 |
| commit | 8b6b51a617b8adc773cc82b4886738a6128caf7f (patch) | |
| tree | c1db6ad6e5aa542f60e049d05801c402be9a246f /drivers/mtd | |
| parent | a67cc37e698107ebe7fc89a9046105f31802972e (diff) | |
| download | u-boot-imx-8b6b51a617b8adc773cc82b4886738a6128caf7f.zip u-boot-imx-8b6b51a617b8adc773cc82b4886738a6128caf7f.tar.gz u-boot-imx-8b6b51a617b8adc773cc82b4886738a6128caf7f.tar.bz2 | |
mtd/nand: docg4: fix compiler warnings
Newer gcc versions warn about unused variables. This patch corrects a few of
those warnings that popped up in a build for the palmtreo680 board.
Signed-off-by: Mike Dunn <mikedunn@newsguy.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/docg4_spl.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/mtd/nand/docg4_spl.c b/drivers/mtd/nand/docg4_spl.c index 95e856c..734cbeb 100644 --- a/drivers/mtd/nand/docg4_spl.c +++ b/drivers/mtd/nand/docg4_spl.c @@ -113,7 +113,6 @@ static int docg4_load_block_reliable(uint32_t flash_offset, void *dest_addr) int g4_index = 0; uint16_t flash_status; uint16_t *buf; - uint16_t discard, magic_high, magic_low; /* flash_offset must be aligned to the start of a block */ if (flash_offset & 0x3ffff) @@ -154,9 +153,9 @@ static int docg4_load_block_reliable(uint32_t flash_offset, void *dest_addr) * The IPL on the palmtreo680 requires that this contain a 32 bit magic * number, or the load aborts. We'll ignore it. */ - discard = readw(docptr + 0x103c); /* hw quirk; 1st read discarded */ - magic_low = readw(docptr + 0x103c); - magic_high = readw(docptr + DOCG4_MYSTERY_REG); + readw(docptr + 0x103c); /* hw quirk; 1st read discarded */ + readw(docptr + 0x103c); /* lower 16 bits of magic number */ + readw(docptr + DOCG4_MYSTERY_REG); /* upper 16 bits of magic number */ writew(0, docptr + DOC_DATAEND); write_nop(docptr); write_nop(docptr); @@ -183,15 +182,15 @@ static int docg4_load_block_reliable(uint32_t flash_offset, void *dest_addr) write_nop(docptr); /* read the 512 bytes of page data, 2 bytes at a time */ - discard = readw(docptr + 0x103c); + readw(docptr + 0x103c); /* hw quirk */ for (i = 0; i < 256; i++) *buf++ = readw(docptr + 0x103c); /* read oob, but discard it */ for (i = 0; i < 7; i++) - discard = readw(docptr + 0x103c); - discard = readw(docptr + DOCG4_OOB_6_7); - discard = readw(docptr + DOCG4_OOB_6_7); + readw(docptr + 0x103c); + readw(docptr + DOCG4_OOB_6_7); + readw(docptr + DOCG4_OOB_6_7); writew(0, docptr + DOC_DATAEND); write_nop(docptr); |