diff options
Diffstat (limited to 'drivers/nvmem/imx-ocotp-ele.c')
| -rw-r--r-- | drivers/nvmem/imx-ocotp-ele.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/drivers/nvmem/imx-ocotp-ele.c b/drivers/nvmem/imx-ocotp-ele.c index cf920542f939..1ba494497698 100644 --- a/drivers/nvmem/imx-ocotp-ele.c +++ b/drivers/nvmem/imx-ocotp-ele.c @@ -14,8 +14,9 @@ #include <linux/slab.h> enum fuse_type { - FUSE_FSB = 1, - FUSE_ELE = 2, + FUSE_FSB = BIT(0), + FUSE_ELE = BIT(1), + FUSE_ECC = BIT(2), FUSE_INVALID = -1 }; @@ -93,7 +94,10 @@ static int imx_ocotp_reg_read(void *context, unsigned int offset, void *val, siz continue; } - *buf++ = readl_relaxed(reg + (i << 2)); + if (type & FUSE_ECC) + *buf++ = readl_relaxed(reg + (i << 2)) & GENMASK(15, 0); + else + *buf++ = readl_relaxed(reg + (i << 2)); } memcpy(val, (u8 *)p, bytes); @@ -155,8 +159,30 @@ static const struct ocotp_devtype_data imx93_ocotp_data = { }, }; +static const struct ocotp_devtype_data imx95_ocotp_data = { + .reg_off = 0x8000, + .reg_read = imx_ocotp_reg_read, + .size = 2048, + .num_entry = 12, + .entry = { + { 0, 1, FUSE_FSB | FUSE_ECC }, + { 7, 1, FUSE_FSB | FUSE_ECC }, + { 9, 3, FUSE_FSB | FUSE_ECC }, + { 12, 24, FUSE_FSB }, + { 36, 2, FUSE_FSB | FUSE_ECC }, + { 38, 14, FUSE_FSB }, + { 63, 1, FUSE_ELE }, + { 128, 16, FUSE_ELE }, + { 188, 1, FUSE_ELE }, + { 317, 2, FUSE_FSB | FUSE_ECC }, + { 320, 7, FUSE_FSB }, + { 328, 184, FUSE_FSB } + }, +}; + static const struct of_device_id imx_ele_ocotp_dt_ids[] = { { .compatible = "fsl,imx93-ocotp", .data = &imx93_ocotp_data, }, + { .compatible = "fsl,imx95-ocotp", .data = &imx95_ocotp_data, }, {}, }; MODULE_DEVICE_TABLE(of, imx_ele_ocotp_dt_ids); |