From afaf9bf09f02df46dcf3d7cbe0694a00d0170d21 Mon Sep 17 00:00:00 2001 From: Andrey Smirnov Date: Tue, 10 Jan 2017 07:08:59 -0800 Subject: i.MX: ocotp: Add imx_ocotp_sense_enable() 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 Signed-off-by: Sascha Hauer --- arch/arm/mach-imx/include/mach/ocotp.h | 1 + arch/arm/mach-imx/ocotp.c | 7 +++++++ 2 files changed, 8 insertions(+) (limited to 'arch') diff --git a/arch/arm/mach-imx/include/mach/ocotp.h b/arch/arm/mach-imx/include/mach/ocotp.h index 430bc756be..5474c27ede 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 c67e37ad01..99b365aad8 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) -- cgit v1.2.3