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authorimp <imp@FreeBSD.org>2012-05-29 03:23:18 +0000
committerimp <imp@FreeBSD.org>2012-05-29 03:23:18 +0000
commit0a32ad9a42bf3a9fb12e434a103a329932670181 (patch)
treef5d0127abe14a408f0d0203046a818dcdc562ddd /sys/arm/at91/std.ethernut5
parent2616fac7a2c890a651e7fd1282689b94bcfc1616 (diff)
downloadFreeBSD-src-0a32ad9a42bf3a9fb12e434a103a329932670181.zip
FreeBSD-src-0a32ad9a42bf3a9fb12e434a103a329932670181.tar.gz
Compute the master clock frequency, so we no longer need to have it
compiled into the kernel. This allows us to boot the same kernel on machines with different master clock frequencies, so long as we can determine the main clock frequency accurately. Cleanup the pmc clock init function so it can be called in early boot so we can use the serial port just after we call cninit. # We have two calls to at91_pmc_clock_init for reasons unknown, that will # be fixed later -- it is harmless for now.
Diffstat (limited to 'sys/arm/at91/std.ethernut5')
-rw-r--r--sys/arm/at91/std.ethernut53
1 files changed, 0 insertions, 3 deletions
diff --git a/sys/arm/at91/std.ethernut5 b/sys/arm/at91/std.ethernut5
index 684d606..90b6755 100644
--- a/sys/arm/at91/std.ethernut5
+++ b/sys/arm/at91/std.ethernut5
@@ -7,8 +7,5 @@ makeoptions KERNVIRTADDR=0xc0000000
options KERNPHYSADDR=0x20000000
options KERNVIRTADDR=0xc0000000
-# SAM9XE512 w/ 90.3168 MHz master clock
-options AT91C_MASTER_CLOCK=90316800
-
device at91_board_ethernut5
nodevice at91sam9g20
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