Add special check for R19 calibration

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@417 5390a7c7-147a-4af0-8ec9-7488f05a26cb

2 files changed, 16 insertions, 0 deletions

diff --git a/wcfxs.c b/wcfxs.c
index 251443d..a1c851f 100755
--- a/wcfxs.c
+++ b/wcfxs.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)) {
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)) {