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author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2019-09-13 23:02:47 -0700 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-09-17 11:48:09 +0200 |
commit | f18b5646befd31d86ee9f5bd0a334913442f9343 (patch) | |
tree | 5c6c5b5bdd55988388719159d6abdafb213d6bcc /arch | |
parent | c4d9463d969b6234c86f4045656775212da08508 (diff) | |
download | barebox-f18b5646befd31d86ee9f5bd0a334913442f9343.tar.gz barebox-f18b5646befd31d86ee9f5bd0a334913442f9343.tar.xz |
ARM: i.MX8MQ: Display UID information on boot
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-imx/imx8mq.c | 7 | ||||
-rw-r--r-- | arch/arm/mach-imx/include/mach/imx8mq.h | 2 |
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/imx8mq.c b/arch/arm/mach-imx/imx8mq.c index 089344528d..d06ba098c3 100644 --- a/arch/arm/mach-imx/imx8mq.c +++ b/arch/arm/mach-imx/imx8mq.c @@ -20,6 +20,7 @@ #include <mach/revision.h> #include <mach/imx8mq.h> #include <mach/reset-reason.h> +#include <mach/ocotp.h> #include <linux/iopoll.h> #include <linux/arm-smccc.h> @@ -27,6 +28,11 @@ #define FSL_SIP_BUILDINFO 0xC2000003 #define FSL_SIP_BUILDINFO_GET_COMMITHASH 0x00 +u64 imx8mq_uid(void) +{ + return imx_ocotp_read_uid(IOMEM(MX8MQ_OCOTP_BASE_ADDR)); +} + int imx8mq_init(void) { void __iomem *anatop = IOMEM(MX8MQ_ANATOP_BASE_ADDR); @@ -52,6 +58,7 @@ int imx8mq_init(void) * Reset reasons seem to be identical to that of i.MX7 */ imx_set_reset_reason(src + IMX7_SRC_SRSR, imx7_reset_reasons); + pr_info("%s unique ID: %llx\n", cputypestr, imx8mq_uid()); if (IS_ENABLED(CONFIG_ARM_SMCCC) && IS_ENABLED(CONFIG_FIRMWARE_IMX8MQ_ATF)) { diff --git a/arch/arm/mach-imx/include/mach/imx8mq.h b/arch/arm/mach-imx/include/mach/imx8mq.h index 08dc06fdb4..c085894ef7 100644 --- a/arch/arm/mach-imx/include/mach/imx8mq.h +++ b/arch/arm/mach-imx/include/mach/imx8mq.h @@ -49,4 +49,6 @@ static inline int imx8mq_cpu_revision(void) return revision; } +u64 imx8mq_uid(void); + #endif /* __MACH_IMX8_H */
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