diff options
| -rw-r--r-- | drivers/misc/imx8/fuse.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/misc/imx8/fuse.c b/drivers/misc/imx8/fuse.c index 4d7f2f5..be18122 100644 --- a/drivers/misc/imx8/fuse.c +++ b/drivers/misc/imx8/fuse.c @@ -9,6 +9,7 @@ #include <fuse.h> #include <asm/arch/sci/sci.h> #include <asm/arch/sys_proto.h> +#include <linux/arm-smccc.h> DECLARE_GLOBAL_DATA_PTR; @@ -36,22 +37,24 @@ int fuse_read(u32 bank, u32 word, u32 *val) int fuse_sense(u32 bank, u32 word, u32 *val) { - unsigned long ret = 0, value = 0; + struct arm_smccc_res res; if (bank != 0) { printf("Invalid bank argument, ONLY bank 0 is supported\n"); return -EINVAL; } - ret = call_imx_sip_ret2(FSL_SIP_OTP_READ, (unsigned long)word, &value, - 0, 0); - *val = (u32)value; + arm_smccc_smc(FSL_SIP_OTP_READ, (unsigned long)word, 0, 0, + 0, 0, 0, 0, &res); + *val = (u32)res.a1; - return ret; + return res.a0; } int fuse_prog(u32 bank, u32 word, u32 val) { + struct arm_smccc_res res; + if (bank != 0) { printf("Invalid bank argument, ONLY bank 0 is supported\n"); return -EINVAL; @@ -78,8 +81,10 @@ int fuse_prog(u32 bank, u32 word, u32 val) } } - return call_imx_sip(FSL_SIP_OTP_WRITE, (unsigned long)word, - (unsigned long)val, 0, 0); + arm_smccc_smc(FSL_SIP_OTP_WRITE, (unsigned long)word, + (unsigned long)val, 0, 0, 0, 0, 0, &res); + + return res.a0; } int fuse_override(u32 bank, u32 word, u32 val) |