mail archive of the barebox mailing list
 help / color / mirror / Atom feed
* [PATCH] debug_ll: ns16550: Fix interrupt disable on init
@ 2021-10-04  7:38 Jules Maselbas
  0 siblings, 0 replies; only message in thread
From: Jules Maselbas @ 2021-10-04  7:38 UTC (permalink / raw)
  To: barebox; +Cc: Jules Maselbas

The debug_ll_write_reg function takes first the register
and secondly the value to write, which in this call were
inverted. Fix the argument order.

Signed-off-by: Jules Maselbas <jmaselbas@kalray.eu>
---
 include/debug_ll/ns16550.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/debug_ll/ns16550.h b/include/debug_ll/ns16550.h
index 7e4dbeb453..373c917d86 100644
--- a/include/debug_ll/ns16550.h
+++ b/include/debug_ll/ns16550.h
@@ -43,7 +43,7 @@ static inline uint16_t debug_ll_ns16550_calc_divisor(unsigned long clk)
 static inline void debug_ll_ns16550_init(uint16_t divisor)
 {
 	debug_ll_write_reg(NS16550_LCR, 0x0); /* select ier reg */
-        debug_ll_write_reg(0x00, NS16550_IER);
+	debug_ll_write_reg(NS16550_IER, 0x0); /* disable interrupts */
 
 	debug_ll_write_reg(NS16550_LCR, NS16550_LCR_BKSE);
 	debug_ll_write_reg(NS16550_DLL, divisor & 0xff);
-- 
2.17.1


_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox


^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2021-10-04  7:40 UTC | newest]

Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-10-04  7:38 [PATCH] debug_ll: ns16550: Fix interrupt disable on init Jules Maselbas

mail archive of the barebox mailing list

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://lore.barebox.org/barebox/0 barebox/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 barebox barebox/ https://lore.barebox.org/barebox \
		barebox@lists.infradead.org
	public-inbox-index barebox

Example config snippet for mirrors.


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git