diff options
| author | Oza Pawandeep <oza.oza@broadcom.com> | 2017-06-09 12:59:06 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-09 13:08:27 +0300 |
| commit | e827756d64773515fa7de5e7e942a6d1494bf64e (patch) | |
| tree | e47ad0baf56539c641a7e5c35780fd9069e3d5ce /drivers/nvmem/bcm-ocotp.c | |
| parent | de0d6dbdbdb23ddb85f10d54a516e794f9a873e0 (diff) | |
| download | linux-e827756d64773515fa7de5e7e942a6d1494bf64e.tar.xz | |
nvmem: correct Broadcom OTP controller driver writes
- use data write offset to write otp data instead of read offset
- use OTP program command 0x8 to write otp with ECC rather than just
command 0xA without ECC
Fixes: 9d59c6e8ae27 ("nvmem: Add the Broadcom OTP controller driver")
Signed-off-by: Oza Pawandeep <oza.oza@broadcom.com>
Signed-off-by: Scott Branden <scott.branden@broadcom.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvmem/bcm-ocotp.c')
| -rw-r--r-- | drivers/nvmem/bcm-ocotp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/nvmem/bcm-ocotp.c b/drivers/nvmem/bcm-ocotp.c index 646cadbf1f93..3c56e3b2bd65 100644 --- a/drivers/nvmem/bcm-ocotp.c +++ b/drivers/nvmem/bcm-ocotp.c @@ -34,7 +34,7 @@ #define OTPC_CMD_READ 0x0 #define OTPC_CMD_OTP_PROG_ENABLE 0x2 #define OTPC_CMD_OTP_PROG_DISABLE 0x3 -#define OTPC_CMD_PROGRAM 0xA +#define OTPC_CMD_PROGRAM 0x8 /* OTPC Status Bits */ #define OTPC_STAT_CMD_DONE BIT(1) @@ -209,7 +209,7 @@ static int bcm_otpc_write(void *context, unsigned int offset, void *val, set_command(priv->base, OTPC_CMD_PROGRAM); set_cpu_address(priv->base, address++); for (i = 0; i < priv->map->otpc_row_size; i++) { - writel(*buf, priv->base + priv->map->data_r_offset[i]); + writel(*buf, priv->base + priv->map->data_w_offset[i]); buf++; bytes_written += sizeof(*buf); } |