[PATCH v3 06/20] i.MX: ocotp: Add imx_ocotp_sense_enable()

[Andrey Smirnov]

Add imx_ocotp_sense_enable() function to allow changing that aspect of
OCOTP driver behaviour before calling imx_ocotp_read_field()

Signed-off-by: Andrey Smirnov <andrew.smirnov at gmail.com>
---
 arch/arm/mach-imx/include/mach/ocotp.h | 1 +
 arch/arm/mach-imx/ocotp.c              | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/arch/arm/mach-imx/include/mach/ocotp.h b/arch/arm/mach-imx/include/mach/ocotp.h
index 430bc75..5474c27 100644
--- a/arch/arm/mach-imx/include/mach/ocotp.h
+++ b/arch/arm/mach-imx/include/mach/ocotp.h
@@ -16,5 +16,6 @@
 int imx_ocotp_read_field(uint32_t field, unsigned *value);
 int imx_ocotp_write_field(uint32_t field, unsigned value);
 int imx_ocotp_permanent_write(int enable);
+bool imx_ocotp_sense_enable(bool enable);
 
 #endif /* __MACH_IMX_OCOTP_H */
diff --git a/arch/arm/mach-imx/ocotp.c b/arch/arm/mach-imx/ocotp.c
index c67e37a..99b365a 100644
--- a/arch/arm/mach-imx/ocotp.c
+++ b/arch/arm/mach-imx/ocotp.c
@@ -359,6 +359,13 @@ int imx_ocotp_permanent_write(int enable)
 	return 0;
 }
 
+bool imx_ocotp_sense_enable(bool enable)
+{
+	const bool old_value = imx_ocotp->sense_enable;
+	imx_ocotp->sense_enable = enable;
+	return old_value;
+}
+
 static uint32_t inc_offset(uint32_t offset)
 {
 	if ((offset & 0x3) == 0x3)
-- 
2.9.3