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-rw-r--r--drivers/serial/8250.c25
-rw-r--r--drivers/serial/8250_pci.c51
-rw-r--r--drivers/serial/8250_pnp.c2
-rw-r--r--drivers/serial/at91_serial.c5
-rw-r--r--drivers/serial/dz.c2
-rw-r--r--drivers/serial/ip22zilog.c3
-rw-r--r--drivers/serial/mpc52xx_uart.c3
-rw-r--r--drivers/serial/pmac_zilog.c6
-rw-r--r--drivers/serial/serial_core.c21
-rw-r--r--drivers/serial/sh-sci.c4
-rw-r--r--drivers/serial/sunsab.c16
-rw-r--r--drivers/serial/sunsu.c40
-rw-r--r--drivers/serial/sunzilog.c128
-rw-r--r--drivers/serial/vr41xx_siu.c1
14 files changed, 202 insertions, 105 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 0995430e4cf1..0ae9ced00ed4 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -299,6 +299,7 @@ static inline int map_8250_out_reg(struct uart_8250_port *up, int offset)
static unsigned int serial_in(struct uart_8250_port *up, int offset)
{
+ unsigned int tmp;
offset = map_8250_in_reg(up, offset) << up->port.regshift;
switch (up->port.iotype) {
@@ -317,6 +318,13 @@ static unsigned int serial_in(struct uart_8250_port *up, int offset)
return __raw_readl(up->port.membase + offset);
#endif
+ case UPIO_TSI:
+ if (offset == UART_IIR) {
+ tmp = readl((u32 *)(up->port.membase + UART_RX));
+ return (cpu_to_le32(tmp) >> 8) & 0xff;
+ } else
+ return readb(up->port.membase + offset);
+
default:
return inb(up->port.iobase + offset);
}
@@ -346,6 +354,10 @@ serial_out(struct uart_8250_port *up, int offset, int value)
__raw_writel(value, up->port.membase + offset);
break;
#endif
+ case UPIO_TSI:
+ if (!((offset == UART_IER) && (value & UART_IER_UUE)))
+ writeb(value, up->port.membase + offset);
+ break;
default:
outb(value, up->port.iobase + offset);
@@ -2240,10 +2252,14 @@ serial8250_console_write(struct console *co, const char *s, unsigned int count)
touch_nmi_watchdog();
- if (oops_in_progress) {
- locked = spin_trylock_irqsave(&up->port.lock, flags);
+ local_irq_save(flags);
+ if (up->port.sysrq) {
+ /* serial8250_handle_port() already took the lock */
+ locked = 0;
+ } else if (oops_in_progress) {
+ locked = spin_trylock(&up->port.lock);
} else
- spin_lock_irqsave(&up->port.lock, flags);
+ spin_lock(&up->port.lock);
/*
* First save the IER then disable the interrupts
@@ -2265,7 +2281,8 @@ serial8250_console_write(struct console *co, const char *s, unsigned int count)
serial_out(up, UART_IER, ier);
if (locked)
- spin_unlock_irqrestore(&up->port.lock, flags);
+ spin_unlock(&up->port.lock);
+ local_irq_restore(flags);
}
static int serial8250_console_setup(struct console *co, char *options)
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 864ef859be56..851e4839d6d9 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -134,7 +134,7 @@ afavlab_setup(struct serial_private *priv, struct pciserial_board *board,
* and Keystone have one Diva chip with 3 UARTs. Some later machines have
* one Diva chip, but it has been expanded to 5 UARTs.
*/
-static int __devinit pci_hp_diva_init(struct pci_dev *dev)
+static int pci_hp_diva_init(struct pci_dev *dev)
{
int rc = 0;
@@ -194,7 +194,7 @@ pci_hp_diva_setup(struct serial_private *priv, struct pciserial_board *board,
/*
* Added for EKF Intel i960 serial boards
*/
-static int __devinit pci_inteli960ni_init(struct pci_dev *dev)
+static int pci_inteli960ni_init(struct pci_dev *dev)
{
unsigned long oldval;
@@ -216,7 +216,7 @@ static int __devinit pci_inteli960ni_init(struct pci_dev *dev)
* seems to be mainly needed on card using the PLX which also use I/O
* mapped memory.
*/
-static int __devinit pci_plx9050_init(struct pci_dev *dev)
+static int pci_plx9050_init(struct pci_dev *dev)
{
u8 irq_config;
void __iomem *p;
@@ -314,7 +314,7 @@ sbs_setup(struct serial_private *priv, struct pciserial_board *board,
/* global control register offset for SBS PMC-OctalPro */
#define OCT_REG_CR_OFF 0x500
-static int __devinit sbs_init(struct pci_dev *dev)
+static int sbs_init(struct pci_dev *dev)
{
u8 __iomem *p;
@@ -458,11 +458,11 @@ static int pci_siig_setup(struct serial_private *priv,
* growing *huge*, we use this function to collapse some 70 entries
* in the PCI table into one, for sanity's and compactness's sake.
*/
-static unsigned short timedia_single_port[] = {
+static const unsigned short timedia_single_port[] = {
0x4025, 0x4027, 0x4028, 0x5025, 0x5027, 0
};
-static unsigned short timedia_dual_port[] = {
+static const unsigned short timedia_dual_port[] = {
0x0002, 0x4036, 0x4037, 0x4038, 0x4078, 0x4079, 0x4085,
0x4088, 0x4089, 0x5037, 0x5078, 0x5079, 0x5085, 0x6079,
0x7079, 0x8079, 0x8137, 0x8138, 0x8237, 0x8238, 0x9079,
@@ -470,35 +470,34 @@ static unsigned short timedia_dual_port[] = {
0xD079, 0
};
-static unsigned short timedia_quad_port[] = {
+static const unsigned short timedia_quad_port[] = {
0x4055, 0x4056, 0x4095, 0x4096, 0x5056, 0x8156, 0x8157,
0x8256, 0x8257, 0x9056, 0x9156, 0x9157, 0x9158, 0x9159,
0x9256, 0x9257, 0xA056, 0xA157, 0xA158, 0xA159, 0xB056,
0xB157, 0
};
-static unsigned short timedia_eight_port[] = {
+static const unsigned short timedia_eight_port[] = {
0x4065, 0x4066, 0x5065, 0x5066, 0x8166, 0x9066, 0x9166,
0x9167, 0x9168, 0xA066, 0xA167, 0xA168, 0
};
static const struct timedia_struct {
int num;
- unsigned short *ids;
+ const unsigned short *ids;
} timedia_data[] = {
{ 1, timedia_single_port },
{ 2, timedia_dual_port },
{ 4, timedia_quad_port },
- { 8, timedia_eight_port },
- { 0, NULL }
+ { 8, timedia_eight_port }
};
-static int __devinit pci_timedia_init(struct pci_dev *dev)
+static int pci_timedia_init(struct pci_dev *dev)
{
- unsigned short *ids;
+ const unsigned short *ids;
int i, j;
- for (i = 0; timedia_data[i].num; i++) {
+ for (i = 0; i < ARRAY_SIZE(timedia_data); i++) {
ids = timedia_data[i].ids;
for (j = 0; ids[j]; j++)
if (dev->subsystem_device == ids[j])
@@ -566,13 +565,13 @@ titan_400l_800l_setup(struct serial_private *priv,
return setup_port(priv, port, bar, offset, board->reg_shift);
}
-static int __devinit pci_xircom_init(struct pci_dev *dev)
+static int pci_xircom_init(struct pci_dev *dev)
{
msleep(100);
return 0;
}
-static int __devinit pci_netmos_init(struct pci_dev *dev)
+static int pci_netmos_init(struct pci_dev *dev)
{
/* subdevice 0x00PS means <P> parallel, <S> serial */
unsigned int num_serial = dev->subsystem_device & 0xf;
@@ -622,7 +621,7 @@ pci_default_setup(struct serial_private *priv, struct pciserial_board *board,
*/
static struct pci_serial_quirk pci_serial_quirks[] = {
/*
- * AFAVLAB cards.
+ * AFAVLAB cards - these may be called via parport_serial
* It is not clear whether this applies to all products.
*/
{
@@ -754,7 +753,7 @@ static struct pci_serial_quirk pci_serial_quirks[] = {
.exit = __devexit_p(sbs_exit),
},
/*
- * SIIG cards.
+ * SIIG cards - these may be called via parport_serial
*/
{
.vendor = PCI_VENDOR_ID_SIIG,
@@ -811,7 +810,7 @@ static struct pci_serial_quirk pci_serial_quirks[] = {
.setup = pci_default_setup,
},
/*
- * Netmos cards
+ * Netmos cards - these may be called via parport_serial
*/
{
.vendor = PCI_VENDOR_ID_NETMOS,
@@ -936,6 +935,7 @@ enum pci_board_num_t {
pbn_b1_8_1382400,
pbn_b2_1_115200,
+ pbn_b2_2_115200,
pbn_b2_8_115200,
pbn_b2_1_460800,
@@ -1243,6 +1243,12 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 8,
},
+ [pbn_b2_2_115200] = {
+ .flags = FL_BASE2,
+ .num_ports = 2,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
[pbn_b2_8_115200] = {
.flags = FL_BASE2,
.num_ports = 8,
@@ -2340,6 +2346,13 @@ static struct pci_device_id serial_pci_tbl[] = {
pbn_b0_1_115200 },
/*
+ * IntaShield IS-200
+ */
+ { PCI_VENDOR_ID_INTASHIELD, PCI_DEVICE_ID_INTASHIELD_IS200,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, /* 135a.0811 */
+ pbn_b2_2_115200 },
+
+ /*
* These entries match devices with class COMMUNICATION_SERIAL,
* COMMUNICATION_MODEM or COMMUNICATION_MULTISERIAL
*/
diff --git a/drivers/serial/8250_pnp.c b/drivers/serial/8250_pnp.c
index 739bc84f91e9..632f62d6ec7e 100644
--- a/drivers/serial/8250_pnp.c
+++ b/drivers/serial/8250_pnp.c
@@ -431,6 +431,8 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
#endif
port.flags |= UPF_SKIP_TEST | UPF_BOOT_AUTOCONF;
+ if (pnp_irq_flags(dev, 0) & IORESOURCE_IRQ_SHAREABLE)
+ port.flags |= UPF_SHARE_IRQ;
port.uartclk = 1843200;
port.dev = &dev->dev;
diff --git a/drivers/serial/at91_serial.c b/drivers/serial/at91_serial.c
index a7d664383dae..54c6b2adf7b7 100644
--- a/drivers/serial/at91_serial.c
+++ b/drivers/serial/at91_serial.c
@@ -41,6 +41,7 @@
#include <asm/mach/serial_at91.h>
#include <asm/arch/board.h>
#include <asm/arch/system.h>
+#include <asm/arch/gpio.h>
#if defined(CONFIG_SERIAL_AT91_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
#define SUPPORT_SYSRQ
@@ -140,9 +141,9 @@ static void at91_set_mctrl(struct uart_port *port, u_int mctrl)
*/
if (port->mapbase == AT91_BASE_US0) {
if (mctrl & TIOCM_RTS)
- at91_sys_write(AT91_PIOA + PIO_CODR, AT91_PA21_RTS0);
+ at91_set_gpio_value(AT91_PIN_PA21, 0);
else
- at91_sys_write(AT91_PIOA + PIO_SODR, AT91_PA21_RTS0);
+ at91_set_gpio_value(AT91_PIN_PA21, 1);
}
}
diff --git a/drivers/serial/dz.c b/drivers/serial/dz.c
index d119c8296a78..8a98aae80e22 100644
--- a/drivers/serial/dz.c
+++ b/drivers/serial/dz.c
@@ -673,7 +673,7 @@ static void dz_reset(struct dz_port *dport)
}
#ifdef CONFIG_SERIAL_DZ_CONSOLE
-static void dz_console_putchar(struct uart_port *port, int ch)
+static void dz_console_putchar(struct uart_port *uport, int ch)
{
struct dz_port *dport = (struct dz_port *)uport;
unsigned long flags;
diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c
index 342042889f6e..5ff269fb604c 100644
--- a/drivers/serial/ip22zilog.c
+++ b/drivers/serial/ip22zilog.c
@@ -1143,9 +1143,8 @@ static void __init ip22zilog_prepare(void)
up[(chip * 2) + 1].port.fifosize = 1;
up[(chip * 2) + 1].port.ops = &ip22zilog_pops;
up[(chip * 2) + 1].port.type = PORT_IP22ZILOG;
- up[(chip * 2) + 1].port.flags |= IP22ZILOG_FLAG_IS_CHANNEL_A;
up[(chip * 2) + 1].port.line = (chip * 2) + 1;
- up[(chip * 2) + 1].flags = 0;
+ up[(chip * 2) + 1].flags |= IP22ZILOG_FLAG_IS_CHANNEL_A;
}
}
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index 48eb22d3a63e..7708e5dd3656 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -726,8 +726,7 @@ mpc52xx_uart_probe(struct platform_device *dev)
spin_lock_init(&port->lock);
port->uartclk = __res.bi_ipbfreq / 2; /* Look at CTLR doc */
- port->fifosize = 255; /* Should be 512 ! But it can't be */
- /* stored in a unsigned char */
+ port->fifosize = 512;
port->iotype = UPIO_MEM;
port->flags = UPF_BOOT_AUTOCONF |
( uart_console(port) ? 0 : UPF_IOREMAP );
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 459c0231aef3..bfd2a22759eb 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -1443,8 +1443,8 @@ static int __init pmz_init_port(struct uart_pmac_port *uap)
uap->flags &= ~PMACZILOG_FLAG_HAS_DMA;
goto no_dma;
}
- uap->tx_dma_irq = np->intrs[1].line;
- uap->rx_dma_irq = np->intrs[2].line;
+ uap->tx_dma_irq = irq_of_parse_and_map(np, 1);
+ uap->rx_dma_irq = irq_of_parse_and_map(np, 2);
}
no_dma:
@@ -1491,7 +1491,7 @@ no_dma:
* Init remaining bits of "port" structure
*/
uap->port.iotype = UPIO_MEM;
- uap->port.irq = np->intrs[0].line;
+ uap->port.irq = irq_of_parse_and_map(np, 0);
uap->port.uartclk = ZS_CLOCK;
uap->port.fifosize = 1;
uap->port.ops = &pmz_pops;
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index c54af8774393..372e47f7d596 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -49,6 +49,12 @@
*/
static DEFINE_MUTEX(port_mutex);
+/*
+ * lockdep: port->lock is initialized in two places, but we
+ * want only one lock-class:
+ */
+static struct lock_class_key port_lock_key;
+
#define HIGH_BITS_OFFSET ((sizeof(long)-sizeof(int))*8)
#define uart_users(state) ((state)->count + ((state)->info ? (state)->info->blocked_open : 0))
@@ -690,7 +696,8 @@ static int uart_set_info(struct uart_state *state,
(new_serial.baud_base != port->uartclk / 16) ||
(close_delay != state->close_delay) ||
(closing_wait != state->closing_wait) ||
- (new_serial.xmit_fifo_size != port->fifosize) ||
+ (new_serial.xmit_fifo_size &&
+ new_serial.xmit_fifo_size != port->fifosize) ||
(((new_flags ^ old_flags) & ~UPF_USR_MASK) != 0))
goto exit;
port->flags = ((port->flags & ~UPF_USR_MASK) |
@@ -795,7 +802,8 @@ static int uart_set_info(struct uart_state *state,
port->custom_divisor = new_serial.custom_divisor;
state->close_delay = close_delay;
state->closing_wait = closing_wait;
- port->fifosize = new_serial.xmit_fifo_size;
+ if (new_serial.xmit_fifo_size)
+ port->fifosize = new_serial.xmit_fifo_size;
if (state->info->tty)
state->info->tty->low_latency =
(port->flags & UPF_LOW_LATENCY) ? 1 : 0;
@@ -1865,6 +1873,7 @@ uart_set_options(struct uart_port *port, struct console *co,
* early.
*/
spin_lock_init(&port->lock);
+ lockdep_set_class(&port->lock, &port_lock_key);
memset(&termios, 0, sizeof(struct termios));
@@ -2027,6 +2036,7 @@ uart_report_port(struct uart_driver *drv, struct uart_port *port)
case UPIO_MEM:
case UPIO_MEM32:
case UPIO_AU:
+ case UPIO_TSI:
snprintf(address, sizeof(address),
"MMIO 0x%lx", port->mapbase);
break;
@@ -2247,8 +2257,10 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
* If this port is a console, then the spinlock is already
* initialised.
*/
- if (!(uart_console(port) && (port->cons->flags & CON_ENABLED)))
+ if (!(uart_console(port) && (port->cons->flags & CON_ENABLED))) {
spin_lock_init(&port->lock);
+ lockdep_set_class(&port->lock, &port_lock_key);
+ }
uart_configure_port(drv, state, port);
@@ -2365,6 +2377,9 @@ int uart_match_port(struct uart_port *port1, struct uart_port *port2)
return (port1->iobase == port2->iobase) &&
(port1->hub6 == port2->hub6);
case UPIO_MEM:
+ case UPIO_MEM32:
+ case UPIO_AU:
+ case UPIO_TSI:
return (port1->mapbase == port2->mapbase);
}
return 0;
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 301573373c30..cbede06cac27 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -1579,7 +1579,7 @@ static int __init serial_console_setup(struct console *co, char *options)
h8300_sci_enable(port, sci_enable);
#endif
#elif defined(CONFIG_SUPERH64)
- port->uartclk = current_cpu_info.module_clock * 16;
+ port->uartclk = current_cpu_data.module_clock * 16;
#else
{
struct clk *clk = clk_get("module_clk");
@@ -1720,7 +1720,7 @@ static int __init sci_init(void)
#if defined(__H8300H__) || defined(__H8300S__)
sciport->port.uartclk = CONFIG_CPU_CLOCK;
#elif defined(CONFIG_SUPERH64)
- sciport->port.uartclk = current_cpu_info.module_clock * 16;
+ sciport->port.uartclk = current_cpu_data.module_clock * 16;
#else
struct clk *clk = clk_get("module_clk");
sciport->port.uartclk = clk_get_rate(clk) * 16;
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index 0dbd4df44c05..cfe20f730436 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -886,6 +886,15 @@ static int sunsab_console_setup(struct console *con, char *options)
unsigned long flags;
unsigned int baud, quot;
+ /*
+ * The console framework calls us for each and every port
+ * registered. Defer the console setup until the requested
+ * port has been properly discovered. A bit of a hack,
+ * though...
+ */
+ if (up->port.type != PORT_SUNSAB)
+ return -1;
+
printk("Console: ttyS%d (SAB82532)\n",
(sunsab_reg.minor - 64) + con->index);
@@ -1047,12 +1056,13 @@ static int __devinit sab_probe(struct of_device *op, const struct of_device_id *
up = &sunsab_ports[inst * 2];
err = sunsab_init_one(&up[0], op,
- sizeof(union sab82532_async_regs),
+ 0,
(inst * 2) + 0);
if (err)
return err;
- err = sunsab_init_one(&up[0], op, 0,
+ err = sunsab_init_one(&up[1], op,
+ sizeof(union sab82532_async_regs),
(inst * 2) + 1);
if (err) {
of_iounmap(up[0].port.membase,
@@ -1117,7 +1127,7 @@ static int __init sunsab_init(void)
int err;
num_channels = 0;
- for_each_node_by_name(dp, "su")
+ for_each_node_by_name(dp, "se")
num_channels += 2;
for_each_node_by_name(dp, "serial") {
if (of_device_is_compatible(dp, "sab82532"))
diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c
index f9013baba05b..d3a5aeee73a3 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -1200,6 +1200,11 @@ static int __init sunsu_kbd_ms_init(struct uart_sunsu_port *up)
if (up->port.type == PORT_UNKNOWN)
return -ENODEV;
+ printk("%s: %s port at %lx, irq %u\n",
+ to_of_device(up->port.dev)->node->full_name,
+ (up->su_type == SU_PORT_KBD) ? "Keyboard" : "Mouse",
+ up->port.mapbase, up->port.irq);
+
#ifdef CONFIG_SERIO
serio = &up->serio;
serio->port_data = up;
@@ -1406,25 +1411,35 @@ static int __devinit su_probe(struct of_device *op, const struct of_device_id *m
struct device_node *dp = op->node;
struct uart_sunsu_port *up;
struct resource *rp;
+ enum su_type type;
int err;
- if (inst >= UART_NR)
- return -EINVAL;
+ type = su_get_type(dp);
+ if (type == SU_PORT_PORT) {
+ if (inst >= UART_NR)
+ return -EINVAL;
+ up = &sunsu_ports[inst];
+ } else {
+ up = kzalloc(sizeof(*up), GFP_KERNEL);
+ if (!up)
+ return -ENOMEM;
+ }
- up = &sunsu_ports[inst];
up->port.line = inst;
spin_lock_init(&up->port.lock);
- up->su_type = su_get_type(dp);
+ up->su_type = type;
rp = &op->resource[0];
- up->port.mapbase = op->resource[0].start;
-
+ up->port.mapbase = rp->start;
up->reg_size = (rp->end - rp->start) + 1;
up->port.membase = of_ioremap(rp, 0, up->reg_size, "su");
- if (!up->port.membase)
+ if (!up->port.membase) {
+ if (type != SU_PORT_PORT)
+ kfree(up);
return -ENOMEM;
+ }
up->port.irq = op->irqs[0];
@@ -1436,8 +1451,11 @@ static int __devinit su_probe(struct of_device *op, const struct of_device_id *m
err = 0;
if (up->su_type == SU_PORT_KBD || up->su_type == SU_PORT_MS) {
err = sunsu_kbd_ms_init(up);
- if (err)
+ if (err) {
+ kfree(up);
goto out_unmap;
+ }
+ dev_set_drvdata(&op->dev, up);
return 0;
}
@@ -1476,8 +1494,12 @@ static int __devexit su_remove(struct of_device *dev)
#ifdef CONFIG_SERIO
serio_unregister_port(&up->serio);
#endif
- } else if (up->port.type != PORT_UNKNOWN)
+ kfree(up);
+ } else if (up->port.type != PORT_UNKNOWN) {
uart_remove_one_port(&sunsu_reg, &up->port);
+ }
+
+ dev_set_drvdata(&dev->dev, NULL);
return 0;
}
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index a1456d9352cb..d34f336d53d8 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -68,9 +68,6 @@ static int num_sunzilog;
#define NUM_SUNZILOG num_sunzilog
#define NUM_CHANNELS (NUM_SUNZILOG * 2)
-#define KEYBOARD_LINE 0x2
-#define MOUSE_LINE 0x3
-
#define ZS_CLOCK 4915200 /* Zilog input clock rate. */
#define ZS_CLOCK_DIVISOR 16 /* Divisor this driver uses. */
@@ -1149,6 +1146,9 @@ static int __init sunzilog_console_setup(struct console *con, char *options)
unsigned long flags;
int baud, brg;
+ if (up->port.type != PORT_SUNZILOG)
+ return -1;
+
printk(KERN_INFO "Console: ttyS%d (SunZilog zs%d)\n",
(sunzilog_reg.minor - 64) + con->index, con->index);
@@ -1225,12 +1225,10 @@ static void __init sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channe
{
int baud, brg;
- if (channel == KEYBOARD_LINE) {
- up->flags |= SUNZILOG_FLAG_CONS_KEYB;
+ if (up->flags & SUNZILOG_FLAG_CONS_KEYB) {
up->cflag = B1200 | CS8 | CLOCAL | CREAD;
baud = 1200;
} else {
- up->flags |= SUNZILOG_FLAG_CONS_MOUSE;
up->cflag = B4800 | CS8 | CLOCAL | CREAD;
baud = 4800;
}
@@ -1243,14 +1241,14 @@ static void __init sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channe
}
#ifdef CONFIG_SERIO
-static void __init sunzilog_register_serio(struct uart_sunzilog_port *up, int channel)
+static void __init sunzilog_register_serio(struct uart_sunzilog_port *up)
{
struct serio *serio = &up->serio;
serio->port_data = up;
serio->id.type = SERIO_RS232;
- if (channel == KEYBOARD_LINE) {
+ if (up->flags & SUNZILOG_FLAG_CONS_KEYB) {
serio->id.proto = SERIO_SUNKBD;
strlcpy(serio->name, "zskbd", sizeof(serio->name));
} else {
@@ -1259,7 +1257,8 @@ static void __init sunzilog_register_serio(struct uart_sunzilog_port *up, int ch
strlcpy(serio->name, "zsms", sizeof(serio->name));
}
strlcpy(serio->phys,
- (channel == KEYBOARD_LINE ? "zs/serio0" : "zs/serio1"),
+ ((up->flags & SUNZILOG_FLAG_CONS_KEYB) ?
+ "zs/serio0" : "zs/serio1"),
sizeof(serio->phys));
serio->write = sunzilog_serio_write;
@@ -1286,8 +1285,8 @@ static void __init sunzilog_init_hw(struct uart_sunzilog_port *up)
(void) read_zsreg(channel, R0);
}
- if (up->port.line == KEYBOARD_LINE ||
- up->port.line == MOUSE_LINE) {
+ if (up->flags & (SUNZILOG_FLAG_CONS_KEYB |
+ SUNZILOG_FLAG_CONS_MOUSE)) {
sunzilog_init_kbdms(up, up->port.line);
up->curregs[R9] |= (NV | MIE);
write_zsreg(channel, R9, up->curregs[R9]);
@@ -1313,37 +1312,26 @@ static void __init sunzilog_init_hw(struct uart_sunzilog_port *up)
spin_unlock_irqrestore(&up->port.lock, flags);
#ifdef CONFIG_SERIO
- if (up->port.line == KEYBOARD_LINE || up->port.line == MOUSE_LINE)
- sunzilog_register_serio(up, up->port.line);
+ if (up->flags & (SUNZILOG_FLAG_CONS_KEYB |
+ SUNZILOG_FLAG_CONS_MOUSE))
+ sunzilog_register_serio(up);
#endif
}
-static int __devinit zs_get_instance(struct device_node *dp)
-{
- int ret;
-
- ret = of_getintprop_default(dp, "slave", -1);
- if (ret != -1)
- return ret;
-
- if (of_find_property(dp, "keyboard", NULL))
- ret = 1;
- else
- ret = 0;
-
- return ret;
-}
-
static int zilog_irq = -1;
-static int __devinit zs_probe(struct of_device *dev, const struct of_device_id *match)
+static int __devinit zs_probe(struct of_device *op, const struct of_device_id *match)
{
- struct of_device *op = to_of_device(&dev->dev);
+ static int inst;
struct uart_sunzilog_port *up;
struct zilog_layout __iomem *rp;
- int inst = zs_get_instance(dev->node);
+ int keyboard_mouse;
int err;
+ keyboard_mouse = 0;
+ if (of_find_property(op->node, "keyboard", NULL))
+ keyboard_mouse = 1;
+
sunzilog_chip_regs[inst] = of_ioremap(&op->resource[0], 0,
sizeof(struct zilog_layout),
"zs");
@@ -1352,16 +1340,8 @@ static int __devinit zs_probe(struct of_device *dev, const struct of_device_id *
rp = sunzilog_chip_regs[inst];
- if (zilog_irq == -1) {
+ if (zilog_irq == -1)
zilog_irq = op->irqs[0];
- err = request_irq(zilog_irq, sunzilog_interrupt, IRQF_SHARED,
- "zs", sunzilog_irq_chain);
- if (err) {
- of_iounmap(rp, sizeof(struct zilog_layout));
-
- return err;
- }
- }
up = &sunzilog_port_table[inst * 2];
@@ -1378,7 +1358,7 @@ static int __devinit zs_probe(struct of_device *dev, const struct of_device_id *
up[0].port.line = (inst * 2) + 0;
up[0].port.dev = &op->dev;
up[0].flags |= SUNZILOG_FLAG_IS_CHANNEL_A;
- if (inst == 1)
+ if (keyboard_mouse)
up[0].flags |= SUNZILOG_FLAG_CONS_KEYB;
sunzilog_init_hw(&up[0]);
@@ -1395,11 +1375,11 @@ static int __devinit zs_probe(struct of_device *dev, const struct of_device_id *
up[1].port.line = (inst * 2) + 1;
up[1].port.dev = &op->dev;
up[1].flags |= 0;
- if (inst == 1)
+ if (keyboard_mouse)
up[1].flags |= SUNZILOG_FLAG_CONS_MOUSE;
sunzilog_init_hw(&up[1]);
- if (inst != 1) {
+ if (!keyboard_mouse) {
err = uart_add_one_port(&sunzilog_reg, &up[0].port);
if (err) {
of_iounmap(rp, sizeof(struct zilog_layout));
@@ -1411,9 +1391,18 @@ static int __devinit zs_probe(struct of_device *dev, const struct of_device_id *
of_iounmap(rp, sizeof(struct zilog_layout));
return err;
}
+ } else {
+ printk(KERN_INFO "%s: Keyboard at MMIO %lx (irq = %d) "
+ "is a zs\n",
+ op->dev.bus_id, up[0].port.mapbase, op->irqs[0]);
+ printk(KERN_INFO "%s: Mouse at MMIO %lx (irq = %d) "
+ "is a zs\n",
+ op->dev.bus_id, up[1].port.mapbase, op->irqs[0]);
}
- dev_set_drvdata(&dev->dev, &up[0]);
+ dev_set_drvdata(&op->dev, &up[0]);
+
+ inst++;
return 0;
}
@@ -1462,36 +1451,65 @@ static struct of_platform_driver zs_driver = {
static int __init sunzilog_init(void)
{
struct device_node *dp;
- int err;
+ int err, uart_count;
+ int num_keybms;
NUM_SUNZILOG = 0;
- for_each_node_by_name(dp, "zs")
+ num_keybms = 0;
+ for_each_node_by_name(dp, "zs") {
NUM_SUNZILOG++;
+ if (of_find_property(dp, "keyboard", NULL))
+ num_keybms++;
+ }
+ uart_count = 0;
if (NUM_SUNZILOG) {
int uart_count;
err = sunzilog_alloc_tables();
if (err)
- return err;
+ goto out;
- /* Subtract 1 for keyboard, 1 for mouse. */
- uart_count = (NUM_SUNZILOG * 2) - 2;
+ uart_count = (NUM_SUNZILOG * 2) - (2 * num_keybms);
sunzilog_reg.nr = uart_count;
sunzilog_reg.minor = sunserial_current_minor;
err = uart_register_driver(&sunzilog_reg);
- if (err) {
- sunzilog_free_tables();
- return err;
- }
+ if (err)
+ goto out_free_tables;
+
sunzilog_reg.tty_driver->name_base = sunzilog_reg.minor - 64;
sunzilog_reg.cons = SUNZILOG_CONSOLE();
sunserial_current_minor += uart_count;
}
- return of_register_driver(&zs_driver, &of_bus_type);
+ err = of_register_driver(&zs_driver, &of_bus_type);
+ if (err)
+ goto out_unregister_uart;
+
+ if (zilog_irq != -1) {
+ err = request_irq(zilog_irq, sunzilog_interrupt, IRQF_SHARED,
+ "zs", sunzilog_irq_chain);
+ if (err)
+ goto out_unregister_driver;
+ }
+
+out:
+ return err;
+
+out_unregister_driver:
+ of_unregister_driver(&zs_driver);
+
+out_unregister_uart:
+ if (NUM_SUNZILOG) {
+ uart_unregister_driver(&sunzilog_reg);
+ sunzilog_reg.cons = NULL;
+ }
+
+out_free_tables:
+ sunzilog_free_tables();
+ goto out;
}
static void __exit sunzilog_exit(void)
diff --git a/drivers/serial/vr41xx_siu.c b/drivers/serial/vr41xx_siu.c
index e93d0edc2e08..6c8b0ea83c3c 100644
--- a/drivers/serial/vr41xx_siu.c
+++ b/drivers/serial/vr41xx_siu.c
@@ -38,6 +38,7 @@
#include <linux/tty_flip.h>
#include <asm/io.h>
+#include <asm/vr41xx/irq.h>
#include <asm/vr41xx/siu.h>
#include <asm/vr41xx/vr41xx.h>
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-10 13:02:39 +0000