bianbu-repo-mirror/bianbu-linux-6.6
1
0
Fork 0
mirror of https://gitee.com/bianbu-linux/linux-6.6 synced 2025-07-06 00:13:38 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

mtd: nand: Fix nand_command_lp() for 8bits opcodes

Browse source 
8 bits opcodes should be followed by a single address cycle. Make the
2nd address cycle dependent of !nand_opcode_8bits(command).

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Boris Brezillon 2016-06-15 13:09:51 +02:00
parent 4796d86559
commit fde85cfd2d
1 changed files with 4 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

3
drivers/mtd/nand/nand_base.c
View file

@ -745,6 +745,9 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command,
column >>= 1; column >>= 1;
chip->cmd_ctrl(mtd, column, ctrl); chip->cmd_ctrl(mtd, column, ctrl);
ctrl &= ~NAND_CTRL_CHANGE; ctrl &= ~NAND_CTRL_CHANGE;
/* Only ouput a single addr cycle for 8bits opcodes. */
if (!nand_opcode_8bits(command))
chip->cmd_ctrl(mtd, column >> 8, ctrl); chip->cmd_ctrl(mtd, column >> 8, ctrl);
} }
if (page_addr != -1) { if (page_addr != -1) {