From a23ecd92a42a4b378e2d53d6c69dccb4b180392f Mon Sep 17 00:00:00 2001
From: Noe Rubinstein <nrubinstein@proformatique.com>
Date: Thu, 13 Jan 2011 12:15:50 +0100
Subject: misc

---
 xivovp/base.c | 40 +++++++++++++++++++++++++++++++++-------
 1 file changed, 33 insertions(+), 7 deletions(-)

(limited to 'xivovp')

diff --git a/xivovp/base.c b/xivovp/base.c
index 9036cc8..684639f 100644
--- a/xivovp/base.c
+++ b/xivovp/base.c
@@ -1,12 +1,15 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/errno.h>
+#include <linux/delay.h>
 #include <linux/timer.h>
 #include <linux/compiler.h>
 #include <linux/stringify.h>
 
 #include <dahdi/kernel.h>
 
+#include <gpio/gpio.h>
+
 #ifdef AUDIO
 #include <tdm/xivo_tdm_api.h>
 
@@ -53,9 +56,13 @@ static int alawoverride = 1;	/* It's named like that in every DAHDI driver
 				   except I prefer it to be 1 so the name
 				   doesn't make much sense. */
 static int reverse_polarity = false;
+static int wait_port0 = false;
+static uint reset_gpio = 21;
 
 module_param(init_dbg, uint, 0444);
+module_param(reset_gpio, uint, 0444);
 module_param(traces_vanish, int, 0444);
+module_param(wait_port0, int, 0444);
 module_param(alawoverride, int, 0600);
 module_param(reverse_polarity, int, 0600);
 
@@ -116,6 +123,17 @@ static void xivovp_txrx(void *data)
 }
 #endif
 
+void reset_ve890(void)
+{
+	gpio_set_direction(reset_gpio, GPIO_OUTPUT);
+	gpio_set_to_gpio(reset_gpio);
+	gpio_set_level(reset_gpio, GPIO_HIGH);
+	msleep(1);
+	gpio_set_level(reset_gpio, GPIO_LOW);
+	msleep(1);
+	gpio_set_level(reset_gpio, GPIO_HIGH);
+}
+
 /* Returns the xivovp_line which line is the same as the VpLineCtxType */
 static struct xivovp_line* xivovp_line_from_ctx(VpLineCtxType* line_ctx)
 {
@@ -736,7 +754,6 @@ vp_init(void)
 	} else {
 		printk(KERN_INFO DRV_NAME ": VpMakeLineObject (FXO) done.\n");
 	}
-#endif
 
 	vpst = VpInitDevice(
 			&xivovp.dev_ctx,
@@ -779,6 +796,8 @@ test_evb_ve890_init(void)
 	int rc;
 	printk(KERN_INFO DRV_NAME ": entering %s\n", __func__);
 
+	reset_ve890();
+
 	rc = tlp_spidev_init();
 	if (rc < 0) {
 		printk(KERN_ERR DRV_NAME ": tlp_spidev_init failed (%d)\n", rc);
@@ -796,11 +815,16 @@ test_evb_ve890_init(void)
 	}
 
 #ifdef AUDIO
-	/* UGLY EVIL HACK -1 */
-	xivo_tdm_register_port0_configured(
-			xivovp.tdm_port,
-			xivovp_port0_configured_cb,
-			NULL);
+	if(wait_port0)
+		/* UGLY EVIL HACK -1 */
+		xivo_tdm_register_port0_configured(
+				xivovp.tdm_port,
+				xivovp_port0_configured_cb,
+				NULL);
+	else {
+		xivovp_port0_configured_cb(NULL);
+		xivovp_port0_started_cb(NULL);
+	}
 
 	return 0;
 #else
@@ -832,9 +856,11 @@ xivovp_port0_configured_cb(void *data)
 	printk(KERN_ERR "%s START\n", __func__);
 
 	if ((rc = xivo_tdm_config_port(xivovp.tdm_port,
-				       LE89316_MEGREZ_PROTO_XIVO_CONFIG)) < 0) {
+				       LE89316_ASYNC_MEGREZ_PROTO_XIVO_CONFIG))
+				< 0) {
 		printk(KERN_CRIT "%s: xivo_tdm_config_port returned %d\n",
 				__func__, rc);
+		msleep(999);
 		goto err_config_port;
 	}
 
-- 
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