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authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>2008-07-25 23:08:06 +0900
committerRalf Baechle <ralf@linux-mips.org>2008-07-30 21:54:40 +0100
commit7779a5e07d33fe316fe468e7afe7975fb686a831 (patch)
tree05426226c35b46a938a555a37524307ceb1a22d7
parentbb72f1f729dcbd6a6a93c74479eeaa19deebfb47 (diff)
[MIPS] TXx9: Unify serial_txx9 setup
* Unify calling of early_serial_txx9_setup. * Use dedicated serial clock on RBTX4938. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/txx9/generic/setup.c24
-rw-r--r--arch/mips/txx9/generic/setup_tx3927.c25
-rw-r--r--arch/mips/txx9/generic/setup_tx4927.c23
-rw-r--r--arch/mips/txx9/generic/setup_tx4938.c18
-rw-r--r--arch/mips/txx9/jmr3927/setup.c2
-rw-r--r--arch/mips/txx9/rbtx4927/setup.c2
-rw-r--r--arch/mips/txx9/rbtx4938/setup.c2
-rw-r--r--include/asm-mips/txx9/generic.h2
-rw-r--r--include/asm-mips/txx9/tx3927.h2
-rw-r--r--include/asm-mips/txx9/tx4927.h2
-rw-r--r--include/asm-mips/txx9/tx4938.h2
11 files changed, 49 insertions, 55 deletions
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index b136c6692a5..94ce1a5c38a 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -21,6 +21,7 @@
#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
+#include <linux/serial_core.h>
#include <asm/bootinfo.h>
#include <asm/time.h>
#include <asm/reboot.h>
@@ -247,6 +248,29 @@ void __init txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr)
platform_device_put(pdev);
}
+void __init txx9_sio_init(unsigned long baseaddr, int irq,
+ unsigned int line, unsigned int sclk, int nocts)
+{
+#ifdef CONFIG_SERIAL_TXX9
+ struct uart_port req;
+
+ memset(&req, 0, sizeof(req));
+ req.line = line;
+ req.iotype = UPIO_MEM;
+ req.membase = ioremap(baseaddr, 0x24);
+ req.mapbase = baseaddr;
+ req.irq = irq;
+ if (!nocts)
+ req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
+ if (sclk) {
+ req.flags |= UPF_MAGIC_MULTIPLIER /*USE_SCLK*/;
+ req.uartclk = sclk;
+ } else
+ req.uartclk = TXX9_IMCLK;
+ early_serial_txx9_setup(&req);
+#endif /* CONFIG_SERIAL_TXX9 */
+}
+
/* wrappers */
void __init plat_mem_setup(void)
{
diff --git a/arch/mips/txx9/generic/setup_tx3927.c b/arch/mips/txx9/generic/setup_tx3927.c
index 0d09a0ff71e..7bd963d37fc 100644
--- a/arch/mips/txx9/generic/setup_tx3927.c
+++ b/arch/mips/txx9/generic/setup_tx3927.c
@@ -13,8 +13,8 @@
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/delay.h>
-#include <linux/serial_core.h>
#include <linux/param.h>
+#include <linux/io.h>
#include <asm/mipsregs.h>
#include <asm/txx9irq.h>
#include <asm/txx9tmr.h>
@@ -119,23 +119,12 @@ void __init tx3927_time_init(unsigned int evt_tmrnr, unsigned int src_tmrnr)
txx9_clocksource_init(TX3927_TMR_REG(src_tmrnr), TXX9_IMCLK);
}
-void __init tx3927_setup_serial(unsigned int cts_mask)
+void __init tx3927_sio_init(unsigned int sclk, unsigned int cts_mask)
{
-#ifdef CONFIG_SERIAL_TXX9
int i;
- struct uart_port req;
-
- for (i = 0; i < 2; i++) {
- memset(&req, 0, sizeof(req));
- req.line = i;
- req.iotype = UPIO_MEM;
- req.membase = (unsigned char __iomem *)TX3927_SIO_REG(i);
- req.mapbase = TX3927_SIO_REG(i);
- req.irq = TXX9_IRQ_BASE + TX3927_IR_SIO(i);
- if (!((1 << i) & cts_mask))
- req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
- req.uartclk = TXX9_IMCLK;
- early_serial_txx9_setup(&req);
- }
-#endif /* CONFIG_SERIAL_TXX9 */
+
+ for (i = 0; i < 2; i++)
+ txx9_sio_init(TX3927_SIO_REG(i),
+ TXX9_IRQ_BASE + TX3927_IR_SIO(i),
+ i, sclk, (1 << i) & cts_mask);
}
diff --git a/arch/mips/txx9/generic/setup_tx4927.c b/arch/mips/txx9/generic/setup_tx4927.c
index b42c85573d0..f80d4b7a694 100644
--- a/arch/mips/txx9/generic/setup_tx4927.c
+++ b/arch/mips/txx9/generic/setup_tx4927.c
@@ -13,7 +13,6 @@
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/delay.h>
-#include <linux/serial_core.h>
#include <linux/param.h>
#include <asm/txx9irq.h>
#include <asm/txx9tmr.h>
@@ -178,22 +177,12 @@ void __init tx4927_time_init(unsigned int tmrnr)
TXX9_IMCLK);
}
-void __init tx4927_setup_serial(void)
+void __init tx4927_sio_init(unsigned int sclk, unsigned int cts_mask)
{
-#ifdef CONFIG_SERIAL_TXX9
int i;
- struct uart_port req;
-
- for (i = 0; i < 2; i++) {
- memset(&req, 0, sizeof(req));
- req.line = i;
- req.iotype = UPIO_MEM;
- req.membase = (unsigned char __iomem *)TX4927_SIO_REG(i);
- req.mapbase = TX4927_SIO_REG(i) & 0xfffffffffULL;
- req.irq = TXX9_IRQ_BASE + TX4927_IR_SIO(i);
- req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
- req.uartclk = TXX9_IMCLK;
- early_serial_txx9_setup(&req);
- }
-#endif /* CONFIG_SERIAL_TXX9 */
+
+ for (i = 0; i < 2; i++)
+ txx9_sio_init(TX4927_SIO_REG(i) & 0xfffffffffULL,
+ TXX9_IRQ_BASE + TX4927_IR_SIO(i),
+ i, sclk, (1 << i) & cts_mask);
}
diff --git a/arch/mips/txx9/generic/setup_tx4938.c b/arch/mips/txx9/generic/setup_tx4938.c
index 1ceace45ef6..f3040b9ba05 100644
--- a/arch/mips/txx9/generic/setup_tx4938.c
+++ b/arch/mips/txx9/generic/setup_tx4938.c
@@ -13,7 +13,6 @@
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/delay.h>
-#include <linux/serial_core.h>
#include <linux/param.h>
#include <asm/txx9irq.h>
#include <asm/txx9tmr.h>
@@ -238,11 +237,9 @@ void __init tx4938_time_init(unsigned int tmrnr)
TXX9_IMCLK);
}
-void __init tx4938_setup_serial(void)
+void __init tx4938_sio_init(unsigned int sclk, unsigned int cts_mask)
{
-#ifdef CONFIG_SERIAL_TXX9
int i;
- struct uart_port req;
unsigned int ch_mask = 0;
if (__raw_readq(&tx4938_ccfgptr->pcfg) & TX4938_PCFG_ETH0_SEL)
@@ -250,17 +247,10 @@ void __init tx4938_setup_serial(void)
for (i = 0; i < 2; i++) {
if ((1 << i) & ch_mask)
continue;
- memset(&req, 0, sizeof(req));
- req.line = i;
- req.iotype = UPIO_MEM;
- req.membase = (unsigned char __iomem *)TX4938_SIO_REG(i);
- req.mapbase = TX4938_SIO_REG(i) & 0xfffffffffULL;
- req.irq = TXX9_IRQ_BASE + TX4938_IR_SIO(i);
- req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
- req.uartclk = TXX9_IMCLK;
- early_serial_txx9_setup(&req);
+ txx9_sio_init(TX4938_SIO_REG(i) & 0xfffffffffULL,
+ TXX9_IRQ_BASE + TX4938_IR_SIO(i),
+ i, sclk, (1 << i) & cts_mask);
}
-#endif /* CONFIG_SERIAL_TXX9 */
}
void __init tx4938_spi_init(int busid)
diff --git a/arch/mips/txx9/jmr3927/setup.c b/arch/mips/txx9/jmr3927/setup.c
index cf7513d95fa..87db41be8a5 100644
--- a/arch/mips/txx9/jmr3927/setup.c
+++ b/arch/mips/txx9/jmr3927/setup.c
@@ -105,7 +105,7 @@ static void __init jmr3927_mem_setup(void)
/* initialize board */
jmr3927_board_init();
- tx3927_setup_serial(1 << 1); /* ch1: noCTS */
+ tx3927_sio_init(0, 1 << 1); /* ch1: noCTS */
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
if (!strstr(argptr, "console="))
diff --git a/arch/mips/txx9/rbtx4927/setup.c b/arch/mips/txx9/rbtx4927/setup.c
index 962ada57d12..0d39bafea79 100644
--- a/arch/mips/txx9/rbtx4927/setup.c
+++ b/arch/mips/txx9/rbtx4927/setup.c
@@ -212,7 +212,7 @@ static void __init rbtx4927_mem_setup(void)
set_io_port_base(KSEG1 + RBTX4927_ISA_IO_OFFSET);
#endif
- tx4927_setup_serial();
+ tx4927_sio_init(0, 0);
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
if (!strstr(argptr, "console="))
diff --git a/arch/mips/txx9/rbtx4938/setup.c b/arch/mips/txx9/rbtx4938/setup.c
index 5c05a21b33f..9ab48dec0fe 100644
--- a/arch/mips/txx9/rbtx4938/setup.c
+++ b/arch/mips/txx9/rbtx4938/setup.c
@@ -165,7 +165,7 @@ static void __init rbtx4938_mem_setup(void)
set_io_port_base(RBTX4938_ETHER_BASE);
#endif
- tx4938_setup_serial();
+ tx4938_sio_init(7372800, 0);
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
if (!strstr(argptr, "console="))
diff --git a/include/asm-mips/txx9/generic.h b/include/asm-mips/txx9/generic.h
index c6b5cd6a272..a295aaa846f 100644
--- a/include/asm-mips/txx9/generic.h
+++ b/include/asm-mips/txx9/generic.h
@@ -47,5 +47,7 @@ char *prom_getcmdline(void);
void txx9_wdt_init(unsigned long base);
void txx9_spi_init(int busid, unsigned long base, int irq);
void txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr);
+void txx9_sio_init(unsigned long baseaddr, int irq,
+ unsigned int line, unsigned int sclk, int nocts);
#endif /* __ASM_TXX9_GENERIC_H */
diff --git a/include/asm-mips/txx9/tx3927.h b/include/asm-mips/txx9/tx3927.h
index f0439a73b3a..14e06368962 100644
--- a/include/asm-mips/txx9/tx3927.h
+++ b/include/asm-mips/txx9/tx3927.h
@@ -331,7 +331,7 @@ struct tx3927_ccfg_reg {
void tx3927_wdt_init(void);
void tx3927_setup(void);
void tx3927_time_init(unsigned int evt_tmrnr, unsigned int src_tmrnr);
-void tx3927_setup_serial(unsigned int cts_mask);
+void tx3927_sio_init(unsigned int sclk, unsigned int cts_mask);
struct pci_controller;
void tx3927_pcic_setup(struct pci_controller *channel,
unsigned long sdram_size, int extarb);
diff --git a/include/asm-mips/txx9/tx4927.h b/include/asm-mips/txx9/tx4927.h
index 3d9fd7dcb33..195f6515db9 100644
--- a/include/asm-mips/txx9/tx4927.h
+++ b/include/asm-mips/txx9/tx4927.h
@@ -246,7 +246,7 @@ unsigned int tx4927_get_mem_size(void);
void tx4927_wdt_init(void);
void tx4927_setup(void);
void tx4927_time_init(unsigned int tmrnr);
-void tx4927_setup_serial(void);
+void tx4927_sio_init(unsigned int sclk, unsigned int cts_mask);
int tx4927_report_pciclk(void);
int tx4927_pciclk66_setup(void);
void tx4927_setup_pcierr_irq(void);
diff --git a/include/asm-mips/txx9/tx4938.h b/include/asm-mips/txx9/tx4938.h
index 26f9d4aaf13..8175d4ccbc3 100644
--- a/include/asm-mips/txx9/tx4938.h
+++ b/include/asm-mips/txx9/tx4938.h
@@ -279,7 +279,7 @@ struct tx4938_ccfg_reg {
void tx4938_wdt_init(void);
void tx4938_setup(void);
void tx4938_time_init(unsigned int tmrnr);
-void tx4938_setup_serial(void);
+void tx4938_sio_init(unsigned int sclk, unsigned int cts_mask);
void tx4938_spi_init(int busid);
void tx4938_ethaddr_init(unsigned char *addr0, unsigned char *addr1);
int tx4938_report_pciclk(void);