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authorPeng Fan <peng.fan@nxp.com>2020-01-09 10:40:14 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-10 13:52:12 +0100
commit40bb95dbb8acca35f8d52a833393ddbb01cfa2db (patch)
treee71a07c48075e5b35874baf9a5cbd39bf2c4ad76 /drivers/nvmem/imx-ocotp-scu.c
parent1e8d19d9b0dfcf11b61bac627203a290577e807a (diff)
nvmem: imx: scu: fix write SIP
SIP number 0xC200000A is for reading, 0xC200000B is for writing. And the following two args for write are word index, data to write. Fixes: 885ce72a09d0 ("nvmem: imx: scu: support write") Signed-off-by: Peng Fan <peng.fan@nxp.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20200109104017.6249-2-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvmem/imx-ocotp-scu.c')
-rw-r--r--drivers/nvmem/imx-ocotp-scu.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/nvmem/imx-ocotp-scu.c b/drivers/nvmem/imx-ocotp-scu.c
index 03f1ab23ad51..455675dd8efe 100644
--- a/drivers/nvmem/imx-ocotp-scu.c
+++ b/drivers/nvmem/imx-ocotp-scu.c
@@ -15,8 +15,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
-#define IMX_SIP_OTP 0xC200000A
-#define IMX_SIP_OTP_WRITE 0x2
+#define IMX_SIP_OTP_WRITE 0xc200000B
enum ocotp_devtype {
IMX8QXP,
@@ -212,8 +211,7 @@ static int imx_scu_ocotp_write(void *context, unsigned int offset,
mutex_lock(&scu_ocotp_mutex);
- arm_smccc_smc(IMX_SIP_OTP, IMX_SIP_OTP_WRITE, index, *buf,
- 0, 0, 0, 0, &res);
+ arm_smccc_smc(IMX_SIP_OTP_WRITE, index, *buf, 0, 0, 0, 0, 0, &res);
mutex_unlock(&scu_ocotp_mutex);