[PATCH v4 2/5] arm: mach-imx6: use kconfig for field return

[Fabian Pflug <f.pflug@pengutronix.de>]

There is a Kconfig option for the field return, that is also documented,
so using it here instead of providing a headerfile to patch.

Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Fabian Pflug <f.pflug@pengutronix.de>
---
 include/mach/imx/habv4-imx6-gencsf-template.h | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/include/mach/imx/habv4-imx6-gencsf-template.h b/include/mach/imx/habv4-imx6-gencsf-template.h
index 45da2981cb..a793496d49 100644
--- a/include/mach/imx/habv4-imx6-gencsf-template.h
+++ b/include/mach/imx/habv4-imx6-gencsf-template.h
@@ -39,17 +39,12 @@ hab Engine = SETUP_HABV4_ENGINE
 hab Features = SETUP_HABV4_FEATURES
 #endif
 
-/*
-// allow fusing FIELD_RETURN
-// # ocotp0.permanent_write_enable=1
-// # mw -l -d /dev/imx-ocotp 0xb8 0x1
+#if defined(CONFIG_HABV4_CSF_UNLOCK_FIELD_RETURN)
 hab [Unlock]
 hab Engine = OCOTP
 hab Features = FIELD RETURN
-// device-specific UID:
-// $ dd if=/sys/bus/nvmem/devices/imx-ocotp0/nvmem bs=4 skip=1 count=2 status=none | hexdump -ve '1/1 "0x%.2x, "' | sed 's/, $//'
-hab UID = 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08
-*/
+hab UID = CONFIG_HABV4_CSF_UNLOCK_UID
+#endif
 
 hab [Install Key]
 /* verification key index in key store (0, 2...4) */

-- 
2.47.3