From 66526df8bc7977cde11d1f6d0696de8494f2688f Mon Sep 17 00:00:00 2001
From: Michael Gernoth <michael@gernoth.net>
Date: Thu, 26 May 2011 12:06:10 +0200
Subject: [PATCH] serial seems to work, but produces no output on headphone
 jack

---
 hs_cons.c        |  5 ++---
 omap-hs-serial.c | 14 +++++++++++---
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/hs_cons.c b/hs_cons.c
index 7983db4..8ca5b80 100644
--- a/hs_cons.c
+++ b/hs_cons.c
@@ -44,9 +44,8 @@ static int __init headphone_cons_init(void)
 	if (hs_switch < 0)
 		return -EINVAL;
 
-	printk(KERN_INFO "headset_uart_switch: %d\n", hs_switch);
+	printk(KERN_INFO "headset_uart_switch: %d, value: %d\n", hs_switch, gpio_get_value(hs_switch));
 
-	printk(KERN_INFO "value: %d\n", gpio_get_value(hs_switch));
 	if (!gpio_get_value(hs_switch))
 		return -ENODEV;
 
@@ -59,7 +58,7 @@ static int __init headphone_cons_init(void)
 
 	/* route kernel uart out headset jack */
 	gpio_direction_output(hs_switch, 0);
-	printk(KERN_INFO "value: %d\n", gpio_get_value(hs_switch));
+	printk(KERN_INFO "headset_uart_switch: %d, value: %d\n", hs_switch, gpio_get_value(hs_switch));
 
 	//add_preferred_console("ttyS", 2, "115200");
 	return 0;
diff --git a/omap-hs-serial.c b/omap-hs-serial.c
index 8d2fbad..8e44e87 100644
--- a/omap-hs-serial.c
+++ b/omap-hs-serial.c
@@ -1060,7 +1060,7 @@ serial_omap_type(struct uart_port *port)
 {
 	struct uart_omap_port *up = (struct uart_omap_port *)port;
 
-	DPRINTK("serial_omap_type+%d\n", up->pdev->id);
+	DPRINTK("serial_omap_hs_type+%d\n", up->pdev->id);
 	return up->name;
 }
 
@@ -1232,7 +1232,7 @@ static struct uart_driver serial_omap_reg = {
 	.driver_name	= "OMAP-HS-SERIAL",
 	.dev_name	= "ttyS",
 	.major		= TTY_MAJOR,
-	.minor		= 64,
+	.minor		= 128,
 	.nr		= 4,
 	.cons		= OMAP_CONSOLE,
 };
@@ -1454,7 +1454,9 @@ static int serial_omap_probe(struct platform_device *pdev)
 	struct uart_omap_port	*up;
 	struct resource		*mem, *irq;
 	int ret = -ENOSPC;
+#if 0
 	char str[7];
+#endif
 
 	if (!pdata) {
 		dev_err(&pdev->dev, "no platform data?\n");
@@ -1488,7 +1490,7 @@ static int serial_omap_probe(struct platform_device *pdev)
 		ret = -ENOMEM;
 		goto do_release_region;
 	}
-	sprintf(up->name, "OMAP UART%d", pdev->id);
+	sprintf(up->name, "OMAP HS UART%d", pdev->id);
 
 	up->pdev = pdev;
 	up->port.dev = &pdev->dev;
@@ -1549,10 +1551,13 @@ static int serial_omap_probe(struct platform_device *pdev)
 		up->uart_dma.tx_dma_channel = 0xFF;
 		up->uart_dma.rx_dma_channel = 0xFF;
 	}
+#if 0
 	if (console_detect(str))
 		printk("Invalid console paramter. UART Library Init Failed!\n");
+#endif
 	up->use_console = 0;
 	fcr[pdev->id - 1] = 0;
+#if 0
 	if (!strcmp(str, "ttyS0"))
 		up->use_console = 1;
 	else if (!strcmp(str, "ttyS1"))
@@ -1564,6 +1569,8 @@ static int serial_omap_probe(struct platform_device *pdev)
 	else
 		printk(KERN_INFO
 		       "!!!!!!!! Unable to recongnize Console UART........\n");
+#endif
+	up->use_console = 1;
 	ui[pdev->id - 1] = up;
 	serial_omap_add_console_port(up);
 	serial_omap_clear_fifos(up);
@@ -1616,6 +1623,7 @@ int my_serial_omap_init(void)
 {
 	int ret;
 
+	printk(KERN_INFO "registering omap-hs-uart...\n");
 	wake_lock_init(&omap_serial_wakelock, WAKE_LOCK_SUSPEND,
 		       "omap_hs_serial");
 	omap_serial_workqueue = create_singlethread_workqueue("omap_hs_serial");
-- 
2.39.5