ixp4xx: merge fixes and improvements from trunk

git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33651 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 0 insertions, 217 deletions

diff --git a/target/linux/ixp4xx/patches-3.3/191-cambria_optional_uart.patch b/target/linux/ixp4xx/patches-3.3/191-cambria_optional_uart.patch
deleted file mode 100644
index 636ebd715..000000000
--- a/target/linux/ixp4xx/patches-3.3/191-cambria_optional_uart.patch
+++ /dev/null
@@ -1,217 +0,0 @@
---- a/arch/arm/mach-ixp4xx/cambria-setup.c
-+++ b/arch/arm/mach-ixp4xx/cambria-setup.c
-@@ -34,6 +34,7 @@
- #include <asm/mach/arch.h>
- #include <asm/mach/flash.h>
- #include <asm/setup.h>
-+#include <linux/irq.h>
- 
- struct cambria_board_info {
- 	unsigned char	*model;
-@@ -127,6 +128,45 @@ static struct platform_device cambria_ua
- 	.resource	= &cambria_uart_resource,
- };
- 
-+static struct resource cambria_optional_uart_resources[] = {
-+	{
-+		.start	= 0x52000000,
-+		.end	= 0x52000fff,
-+		.flags	= IORESOURCE_MEM
-+	},
-+	{
-+		.start	= 0x53000000,
-+		.end	= 0x53000fff,
-+		.flags	= IORESOURCE_MEM
-+	}
-+};
-+
-+static struct plat_serial8250_port cambria_optional_uart_data[] = {
-+	{
-+		.flags		= UPF_BOOT_AUTOCONF,
-+		.iotype		= UPIO_MEM_DELAY,
-+		.regshift	= 0,
-+		.uartclk	= 1843200,
-+		.rw_delay	= 2,
-+	},
-+	{
-+		.flags		= UPF_BOOT_AUTOCONF,
-+		.iotype		= UPIO_MEM_DELAY,
-+		.regshift	= 0,
-+		.uartclk	= 1843200,
-+		.rw_delay	= 2,
-+	},
-+  { },
-+};
-+
-+static struct platform_device cambria_optional_uart = {
-+	.name		= "serial8250",
-+	.id		= PLAT8250_DEV_PLATFORM1,
-+	.dev.platform_data	= cambria_optional_uart_data,
-+	.num_resources	= 2,
-+	.resource	= cambria_optional_uart_resources,
-+};
-+
- static struct resource cambria_pata_resources[] = {
- 	{
- 		.flags	= IORESOURCE_MEM
-@@ -283,6 +323,19 @@ static void __init cambria_gw23xx_setup(
- 
- static void __init cambria_gw2350_setup(void)
- {
-+	*IXP4XX_EXP_CS2 = 0xBFFF3C43;
-+	irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING);
-+	cambria_optional_uart_data[0].mapbase	= 0x52FF0000;
-+	cambria_optional_uart_data[0].membase	= (void __iomem *)ioremap(0x52FF0000, 0x0fff);
-+	cambria_optional_uart_data[0].irq		= IRQ_IXP4XX_GPIO3;
-+
-+	*IXP4XX_EXP_CS3 = 0xBFFF3C43;
-+	irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING);
-+	cambria_optional_uart_data[1].mapbase	= 0x53FF0000;
-+	cambria_optional_uart_data[1].membase	= (void __iomem *)ioremap(0x53FF0000, 0x0fff);
-+	cambria_optional_uart_data[1].irq		= IRQ_IXP4XX_GPIO4;
-+
-+	platform_device_register(&cambria_optional_uart);
- 	platform_device_register(&cambria_npec_device);
- 	platform_device_register(&cambria_npea_device);
- 
-@@ -294,6 +347,19 @@ static void __init cambria_gw2350_setup(
- 
- static void __init cambria_gw2358_setup(void)
- {
-+	*IXP4XX_EXP_CS3 = 0xBFFF3C43;
-+	irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING);
-+	cambria_optional_uart_data[0].mapbase	= 0x53FC0000;
-+	cambria_optional_uart_data[0].membase	= (void __iomem *)ioremap(0x53FC0000, 0x0fff);
-+	cambria_optional_uart_data[0].irq		= IRQ_IXP4XX_GPIO3;
-+
-+	irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING);
-+	cambria_optional_uart_data[1].mapbase	= 0x53F80000;
-+	cambria_optional_uart_data[1].membase	= (void __iomem *)ioremap(0x53F80000, 0x0fff);
-+	cambria_optional_uart_data[1].irq		= IRQ_IXP4XX_GPIO4;
-+
-+	platform_device_register(&cambria_optional_uart);
-+
- 	platform_device_register(&cambria_npec_device);
- 	platform_device_register(&cambria_npea_device);
- 
---- a/include/linux/serial_8250.h
-+++ b/include/linux/serial_8250.h
-@@ -27,6 +27,7 @@ struct plat_serial8250_port {
- 	void            *private_data;
- 	unsigned char	regshift;	/* register shift */
- 	unsigned char	iotype;		/* UPIO_* */
-+	unsigned int rw_delay;	/* udelay for slower busses IXP4XX Expansion Bus */
- 	unsigned char	hub6;
- 	upf_t		flags;		/* UPF_* flags */
- 	unsigned int	type;		/* If UPF_FIXED_TYPE */
---- a/include/linux/serial_core.h
-+++ b/include/linux/serial_core.h
-@@ -324,6 +324,7 @@ struct uart_port {
- #define UPIO_AU			(4)			/* Au1x00 type IO */
- #define UPIO_TSI		(5)			/* Tsi108/109 type IO */
- #define UPIO_RM9000		(6)			/* RM9000 type IO */
-+#define UPIO_MEM_DELAY		(7)
- 
- 	unsigned int		read_status_mask;	/* driver specific */
- 	unsigned int		ignore_status_mask;	/* driver specific */
-@@ -368,6 +369,7 @@ struct uart_port {
- 
- 	unsigned int		mctrl;			/* current modem ctrl settings */
- 	unsigned int		timeout;		/* character-based timeout */
-+	unsigned int		rw_delay;		/* udelay for slow busses, IXP4XX Expansion Bus */
- 	unsigned int		type;			/* port type */
- 	const struct uart_ops	*ops;
- 	unsigned int		custom_divisor;
---- a/drivers/tty/serial/8250/8250.c
-+++ b/drivers/tty/serial/8250/8250.c
-@@ -400,6 +400,20 @@ static void mem_serial_out(struct uart_p
- 	writeb(value, p->membase + offset);
- }
- 
-+static unsigned int memdelay_serial_in(struct uart_port *p, int offset)
-+{
-+	struct uart_8250_port *up = (struct uart_8250_port *)p;
-+	udelay(up->port.rw_delay);
-+	return mem_serial_in(p, offset);
-+}
-+
-+static void memdelay_serial_out(struct uart_port *p, int offset, int value)
-+{
-+	struct uart_8250_port *up = (struct uart_8250_port *)p;
-+	udelay(up->port.rw_delay);
-+	mem_serial_out(p, offset, value);
-+}
-+
- static void mem32_serial_out(struct uart_port *p, int offset, int value)
- {
- 	offset = map_8250_out_reg(p, offset) << p->regshift;
-@@ -459,6 +473,11 @@ static void set_io_from_upio(struct uart
- 		p->serial_out = mem32_serial_out;
- 		break;
- 
-+	case UPIO_MEM_DELAY:
-+		p->serial_in = memdelay_serial_in;
-+		p->serial_out = memdelay_serial_out;
-+		break;
-+
- 	case UPIO_AU:
- 		p->serial_in = au_serial_in;
- 		p->serial_out = au_serial_out;
-@@ -481,6 +500,7 @@ serial_out_sync(struct uart_8250_port *u
- 	switch (p->iotype) {
- 	case UPIO_MEM:
- 	case UPIO_MEM32:
-+	case UPIO_MEM_DELAY:
- 	case UPIO_AU:
- 		p->serial_out(p, offset, value);
- 		p->serial_in(p, UART_LCR);	/* safe, no side-effects */
-@@ -2498,6 +2518,7 @@ static int serial8250_request_std_resour
- 	case UPIO_TSI:
- 	case UPIO_MEM32:
- 	case UPIO_MEM:
-+	case UPIO_MEM_DELAY:
- 		if (!up->port.mapbase)
- 			break;
- 
-@@ -2534,6 +2555,7 @@ static void serial8250_release_std_resou
- 	case UPIO_TSI:
- 	case UPIO_MEM32:
- 	case UPIO_MEM:
-+	case UPIO_MEM_DELAY:
- 		if (!up->port.mapbase)
- 			break;
- 
-@@ -3050,6 +3072,7 @@ static int __devinit serial8250_probe(st
- 		port.set_termios	= p->set_termios;
- 		port.pm			= p->pm;
- 		port.dev		= &dev->dev;
-+		port.rw_delay		= p->rw_delay;
- 		port.irqflags		|= irqflag;
- 		ret = serial8250_register_port(&port);
- 		if (ret < 0) {
-@@ -3199,6 +3222,7 @@ int serial8250_register_port(struct uart
- 		uart->port.iotype       = port->iotype;
- 		uart->port.flags        = port->flags | UPF_BOOT_AUTOCONF;
- 		uart->port.mapbase      = port->mapbase;
-+		uart->port.rw_delay			= port->rw_delay;
- 		uart->port.private_data = port->private_data;
- 		if (port->dev)
- 			uart->port.dev = port->dev;
---- a/drivers/tty/serial/serial_core.c
-+++ b/drivers/tty/serial/serial_core.c
-@@ -2021,6 +2021,7 @@ uart_report_port(struct uart_driver *drv
- 		snprintf(address, sizeof(address),
- 			 "I/O 0x%lx offset 0x%x", port->iobase, port->hub6);
- 		break;
-+	case UPIO_MEM_DELAY:
- 	case UPIO_MEM:
- 	case UPIO_MEM32:
- 	case UPIO_AU:
-@@ -2435,6 +2436,7 @@ int uart_match_port(struct uart_port *po
- 	case UPIO_HUB6:
- 		return (port1->iobase == port2->iobase) &&
- 		       (port1->hub6   == port2->hub6);
-+	case UPIO_MEM_DELAY:
- 	case UPIO_MEM:
- 	case UPIO_MEM32:
- 	case UPIO_AU: