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From:   Peng Fan <peng.fan@nxp.com>
To:     "srinivas.kandagatla@linaro.org" <srinivas.kandagatla@linaro.org>,
        "shawnguo@kernel.org" <shawnguo@kernel.org>,
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        <linux-arm-kernel@lists.infradead.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Aisheng Dong <aisheng.dong@nxp.com>,
        Alice Guo <alice.guo@nxp.com>, Peng Fan <peng.fan@nxp.com>
Subject: [PATCH] nvmem: imx: scu: fix write SIP
Thread-Topic: [PATCH] nvmem: imx: scu: fix write SIP
Thread-Index: AQHVqYHoZrnIZ3I0wkeIFm0IrQxq7g==
Date:   Tue, 3 Dec 2019 02:32:29 +0000
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From: Peng Fan <peng.fan@nxp.com>

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>
---
 drivers/nvmem/imx-ocotp-scu.c | 6 ++----
 1 file 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>
=20
-#define IMX_SIP_OTP			0xC200000A
-#define IMX_SIP_OTP_WRITE		0x2
+#define IMX_SIP_OTP_WRITE		0xc200000B
=20
 enum ocotp_devtype {
 	IMX8QXP,
@@ -212,8 +211,7 @@ static int imx_scu_ocotp_write(void *context, unsigned =
int offset,
=20
 	mutex_lock(&scu_ocotp_mutex);
=20
-	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);
=20
 	mutex_unlock(&scu_ocotp_mutex);
=20
--=20
2.16.4