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author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2017-01-10 07:08:59 -0800 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2017-01-12 07:40:01 +0100 |
commit | afaf9bf09f02df46dcf3d7cbe0694a00d0170d21 (patch) | |
tree | 294c42f7e4bcb9aae1ac0110b66558da1f31c829 /arch | |
parent | 7a8d295cdf605e2bc01c201b9998917ebaf2f46f (diff) | |
download | barebox-afaf9bf09f02df46dcf3d7cbe0694a00d0170d21.tar.gz barebox-afaf9bf09f02df46dcf3d7cbe0694a00d0170d21.tar.xz |
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 <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-imx/include/mach/ocotp.h | 1 | ||||
-rw-r--r-- | arch/arm/mach-imx/ocotp.c | 7 |
2 files changed, 8 insertions, 0 deletions
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) |