From 8ad434c95444cf438845f57b2c63ba4114ee1e5e Mon Sep 17 00:00:00 2001
From: markster <markster@5390a7c7-147a-4af0-8ec9-7488f05a26cb>
Date: Mon, 21 Jun 2004 21:54:15 +0000
Subject: Add special check for R19 calibration

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@417 5390a7c7-147a-4af0-8ec9-7488f05a26cb
---
 wctdm.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'wctdm.c')

diff --git a/wctdm.c b/wctdm.c
index 251443d..a1c851f 100755
--- a/wctdm.c
+++ b/wctdm.c
@@ -810,6 +810,7 @@ static int wcfxs_proslic_powerleak_test(struct wcfxs *wc, int card)
 static int wcfxs_powerup_proslic(struct wcfxs *wc, int card, int fast)
 {
 	unsigned char vbat;
+	unsigned char r19;
 	unsigned long origjiffies;
 
 	/* Set period of DC-DC converter to 1/64 khz */
@@ -845,6 +846,13 @@ static int wcfxs_powerup_proslic(struct wcfxs *wc, int card, int fast)
 	/* Engage DC-DC converter */
 	wcfxs_setreg(wc, card, 93, 0x99 /* was 0x19 */);
 
+	r19 = wcfxs_getreg(wc, card, 107);
+	if ((r19 < 0x2) || (r19 > 0xd)) {
+		if (debug)
+			printk("DC-DC cal has a surprising direct 107 of 0x%02x!\n", r19);
+		wcfxs_setreg(wc, card, 107, 0x8);
+	}
+
 #if 0
 	origjiffies = jiffies;
 	while(0x80 & wcfxs_getreg(wc, card, 93)) {
-- 
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