[U-Boot] [PATCH] mtd: denali: fix warning when compiled for 64bit system

The 64-bit compiler (ex. aarch64) emits "warning: cast from pointer to integer of different size".
Make it work with 64bit DMA address while I am here.
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com ---
drivers/mtd/nand/denali.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index b94fb29..53e6956 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -747,7 +747,7 @@ static void denali_setup_dma(struct denali_nand_info *denali, int op) { uint32_t mode; const int page_count = 1; - uint32_t addr = (uint32_t)denali->buf.dma_buf; + uint64_t addr = (unsigned long)denali->buf.dma_buf;
flush_dcache_range(addr, addr + sizeof(denali->buf.dma_buf));
@@ -765,7 +765,7 @@ static void denali_setup_dma(struct denali_nand_info *denali, int op) index_addr(denali, mode, addr);
/* 3. set memory high address bits 64:32 */ - index_addr(denali, mode, 0); + index_addr(denali, mode, addr >> 32); #else mode = MODE_10 | BANK(denali->flash_bank);
@@ -775,7 +775,7 @@ static void denali_setup_dma(struct denali_nand_info *denali, int op) index_addr(denali, mode | denali->page, 0x2000 | op | page_count);
/* 2. set memory high address bits 23:8 */ - index_addr(denali, mode | ((addr >> 16) << 8), 0x2200); + index_addr(denali, mode | (((addr >> 16) & 0xffff) << 8), 0x2200);
/* 3. set memory low address bits 23:8 */ index_addr(denali, mode | ((addr & 0xffff) << 8), 0x2300);

On Mon, Feb 29, 2016 at 08:57:29PM +0900, Masahiro Yamada wrote:
The 64-bit compiler (ex. aarch64) emits "warning: cast from pointer to integer of different size".
Make it work with 64bit DMA address while I am here.
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com
Reviewed-by: Tom Rini trini@konsulko.com

2016-02-29 20:57 GMT+09:00 Masahiro Yamada yamada.masahiro@socionext.com:
The 64-bit compiler (ex. aarch64) emits "warning: cast from pointer to integer of different size".
Make it work with 64bit DMA address while I am here.
Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com
Applied to u-boot-uniphier/master.
participants (2)
-
Masahiro Yamada
-
Tom Rini