[src/trunk]: src/sys/dev/i2c rkpmic: correct delay

[tnn <tnn%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/63da4d2924e1
branches:  trunk
changeset: 459616:63da4d2924e1
user:      tnn <tnn%NetBSD.org@localhost>
date:      Wed Sep 18 15:12:37 2019 +0000

description:
rkpmic: correct delay

diffstat:

 sys/dev/i2c/rkpmic.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r dd202f4b096b -r 63da4d2924e1 sys/dev/i2c/rkpmic.c
--- a/sys/dev/i2c/rkpmic.c      Wed Sep 18 15:07:08 2019 +0000
+++ b/sys/dev/i2c/rkpmic.c      Wed Sep 18 15:12:37 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: rkpmic.c,v 1.4 2019/09/18 14:07:38 tnn Exp $ */
+/* $NetBSD: rkpmic.c,v 1.5 2019/09/18 15:12:37 tnn Exp $ */
 
 /*-
  * Copyright (c) 2018 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rkpmic.c,v 1.4 2019/09/18 14:07:38 tnn Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rkpmic.c,v 1.5 2019/09/18 15:12:37 tnn Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -281,7 +281,7 @@
 
        val = I2C_READ(sc, RTC_CTRL_REG);
        I2C_WRITE(sc, RTC_CTRL_REG, val | RTC_CTRL_GET_TIME | RTC_CTRL_READSEL);
-       delay(1); /* need to wait 1/32768 seconds for shadow regs to latch */
+       delay(1000000 / 32768); /* wait one cycle for shadow regs to latch */
        I2C_WRITE(sc, RTC_CTRL_REG, val | RTC_CTRL_READSEL);
        dt->dt_sec = bcdtobin(I2C_READ(sc, SECONDS_REG));
        dt->dt_min = bcdtobin(I2C_READ(sc, MINUTES_REG));