i.MX8M OCOTP follow same flow as i.MX6Q, but it has 64 banks and each bank 4 words.
Signed-off-by: Peng Fan peng.fan@nxp.com Reviewed-by: Stefano Babic sbabic@denx.de Reviewed-by: Fabio Estevam fabio.estevam@nxp.com --- drivers/misc/mxc_ocotp.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/misc/mxc_ocotp.c b/drivers/misc/mxc_ocotp.c index 8986bb4ad0..0cf24a4c88 100644 --- a/drivers/misc/mxc_ocotp.c +++ b/drivers/misc/mxc_ocotp.c @@ -35,6 +35,8 @@ #define BM_OUT_STATUS_DED 0x00000400 #define BM_OUT_STATUS_LOCKED 0x00000800 #define BM_OUT_STATUS_PROGFAIL 0x00001000 +#elif defined(CONFIG_MX8M) +#define BM_CTRL_ADDR 0x000000ff #else #define BM_CTRL_ADDR 0x0000007f #endif @@ -79,6 +81,9 @@ #elif defined(CONFIG_MX7ULP) #define FUSE_BANK_SIZE 0x80 #define FUSE_BANKS 31 +#elif defined(CONFIG_MX8M) +#define FUSE_BANK_SIZE 0x40 +#define FUSE_BANKS 64 #else #error "Unsupported architecture\n" #endif @@ -294,6 +299,8 @@ static void setup_direct_access(struct ocotp_regs *regs, u32 bank, u32 word, u32 wr_unlock = write ? BV_CTRL_WR_UNLOCK_KEY : 0; #ifdef CONFIG_MX7 u32 addr = bank; +#elif defined CONFIG_MX8M + u32 addr = bank << 2 | word; #else u32 addr; /* Bank 7 and Bank 8 only supports 4 words each for i.MX6ULL */