imx8: fuse: use arm_smccc_smc
Use arm_smccc_smc to replace call_imx_sip
Signed-off-by: Peng Fan <peng.fan@nxp.com>
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_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 @@
}
}
- 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)