[MIPS] Put an end to <asm/serial.h>'s long and annyoing existence

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

14 files changed, 371 insertions, 41 deletions

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index cba171a5eb03..624c31cd8077 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -155,7 +155,6 @@ config MIPS_MALTA
         bool "MIPS Malta board"
         select ARCH_MAY_HAVE_PC_FDC
         select BOOT_ELF32
-        select HAVE_STD_PC_SERIAL_PORT
         select DMA_NONCOHERENT
         select GENERIC_ISA_DMA
         select IRQ_CPU
diff --git a/arch/mips/ddb5xxx/ddb5477/Makefile b/arch/mips/ddb5xxx/ddb5477/Makefile
index 23fd3b81fe1a..4864b8a659c7 100644
--- a/arch/mips/ddb5xxx/ddb5477/Makefile
+++ b/arch/mips/ddb5xxx/ddb5477/Makefile
@@ -2,7 +2,8 @@
 # Makefile for NEC DDB-Vrc5477 board
 #
 
-obj-y                   += irq.o irq_5477.o setup.o lcd44780.o
+obj-y                   += ddb5477-platform.o irq.o irq_5477.o setup.o \
+                           lcd44780.o
 
 obj-$(CONFIG_RUNTIME_DEBUG)     += debug.o
 obj-$(CONFIG_KGDB)              += kgdb_io.o
diff --git a/arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c b/arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c
new file mode 100644
index 000000000000..c16020ad54c2
--- /dev/null
+++ b/arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c
@@ -0,0 +1,49 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
+ */
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/serial_8250.h>
+
+#include <asm/ddb5xxx/ddb5477.h>
+
+#define DDB_UART_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP)
+
+#define DDB5477_PORT(base, int)                                         \
+{                                                                       \
+        .mapbase        = base,                                         \
+        .irq            = int,                                          \
+        .uartclk        = 1843200,                                      \
+        .iotype         = UPIO_MEM,                                     \
+        .flags          = DDB_UART_FLAGS,                               \
+        .regshift       = 3,                                            \
+}
+
+static struct plat_serial8250_port uart8250_data[] = {
+        DDB5477_PORT(0xbfa04200, VRC5477_IRQ_UART0),
+        DDB5477_PORT(0xbfa04240, VRC5477_IRQ_UART1),
+        { },
+};
+
+static struct platform_device uart8250_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_PLATFORM,
+        .dev                    = {
+                .platform_data  = uart8250_data,
+        },
+};
+
+static int __init uart8250_init(void)
+{
+        return platform_device_register(&uart8250_device);
+}
+
+module_init(uart8250_init);
+
+MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("8250 UART probe driver for the NEC DDB5477");
diff --git a/arch/mips/gt64120/momenco_ocelot/Makefile b/arch/mips/gt64120/momenco_ocelot/Makefile
index 9f9a33fc76b9..1df5fe23c642 100644
--- a/arch/mips/gt64120/momenco_ocelot/Makefile
+++ b/arch/mips/gt64120/momenco_ocelot/Makefile
@@ -2,6 +2,6 @@
 # Makefile for Momentum's Ocelot board.
 #
 
-obj-y                   += irq.o prom.o reset.o setup.o
+obj-y                   += irq.o ocelot-platform.o prom.o reset.o setup.o
 
 obj-$(CONFIG_KGDB)      += dbg_io.o
diff --git a/arch/mips/gt64120/momenco_ocelot/ocelot-platform.c b/arch/mips/gt64120/momenco_ocelot/ocelot-platform.c
new file mode 100644
index 000000000000..81d9031a5a2a
--- /dev/null
+++ b/arch/mips/gt64120/momenco_ocelot/ocelot-platform.c
@@ -0,0 +1,46 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
+ *
+ * A NS16552 DUART with a 20MHz crystal.
+ *
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/serial_8250.h>
+
+#define OCELOT_UART_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP)
+
+static struct plat_serial8250_port uart8250_data[] = {
+        {
+                .mapbase        = 0xe0001020,
+                .irq            = 4,
+                .uartclk        = 20000000,
+                .iotype         = UPIO_MEM,
+                .flags          = OCELOT_UART_FLAGS,
+                .regshift       = 2,
+        },
+        { },
+};
+
+static struct platform_device uart8250_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_PLATFORM,
+        .dev                    = {
+                .platform_data  = uart8250_data,
+        },
+};
+
+static int __init uart8250_init(void)
+{
+        return platform_device_register(&uart8250_device);
+}
+
+module_init(uart8250_init);
+
+MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("8250 UART probe driver for the Momenco Ocelot");
diff --git a/arch/mips/jazz/Makefile b/arch/mips/jazz/Makefile
index dd9d99bfcf7a..ae4c402b5004 100644
--- a/arch/mips/jazz/Makefile
+++ b/arch/mips/jazz/Makefile
@@ -2,4 +2,4 @@
 # Makefile for the Jazz family specific parts of the kernel
 #
 
-obj-y           := irq.o jazzdma.o reset.o setup.o
+obj-y           := irq.o jazzdma.o jazz-platform.o reset.o setup.o
diff --git a/arch/mips/jazz/jazz-platform.c b/arch/mips/jazz/jazz-platform.c
new file mode 100644
index 000000000000..fd736703eef2
--- /dev/null
+++ b/arch/mips/jazz/jazz-platform.c
@@ -0,0 +1,60 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
+ */
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/serial_8250.h>
+
+#include <asm/jazz.h>
+
+/*
+ * Confusion ...  It seems the original Microsoft Jazz machine used to have a
+ * 4.096MHz clock for its UART while the MIPS Magnum and Millenium systems
+ * had 8MHz.  The Olivetti M700-10 and the Acer PICA have 1.8432MHz like PCs.
+ */
+#ifdef CONFIG_OLIVETTI_M700
+#define JAZZ_BASE_BAUD 1843200
+#else
+#define JAZZ_BASE_BAUD  8000000 /* 3072000 */
+#endif
+
+#define JAZZ_UART_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP)
+
+#define JAZZ_PORT(base, int)                                            \
+{                                                                       \
+        .mapbase        = base,                                         \
+        .irq            = int,                                          \
+        .uartclk        = JAZZ_BASE_BAUD,                               \
+        .iotype         = UPIO_MEM,                                     \
+        .flags          = JAZZ_UART_FLAGS,                              \
+        .regshift       = 0,                                            \
+}
+
+static struct plat_serial8250_port uart8250_data[] = {
+        JAZZ_PORT(JAZZ_SERIAL1_BASE, JAZZ_SERIAL1_IRQ),
+        JAZZ_PORT(JAZZ_SERIAL2_BASE, JAZZ_SERIAL2_IRQ),
+        { },
+};
+
+static struct platform_device uart8250_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_PLATFORM,
+        .dev                    = {
+                .platform_data  = uart8250_data,
+        },
+};
+
+static int __init uart8250_init(void)
+{
+        return platform_device_register(&uart8250_device);
+}
+
+module_init(uart8250_init);
+
+MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("8250 UART probe driver for the Jazz family");
diff --git a/arch/mips/kernel/8250-platform.c b/arch/mips/kernel/8250-platform.c
new file mode 100644
index 000000000000..cbf3fe20ad17
--- /dev/null
+++ b/arch/mips/kernel/8250-platform.c
@@ -0,0 +1,47 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/serial_8250.h>
+
+#define PORT(base, int)                                                 \
+{                                                                       \
+        .iobase         = base,                                         \
+        .irq            = int,                                          \
+        .uartclk        = 1843200,                                      \
+        .iotype         = UPIO_PORT,                                    \
+        .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,            \
+        .regshift       = 0,                                            \
+}
+
+static struct plat_serial8250_port uart8250_data[] = {
+        PORT(0x3F8, 4),
+        PORT(0x2F8, 3),
+        PORT(0x3E8, 4),
+        PORT(0x2E8, 3),
+        { },
+};
+
+static struct platform_device uart8250_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_PLATFORM,
+        .dev                    = {
+                .platform_data  = uart8250_data,
+        },
+};
+
+static int __init uart8250_init(void)
+{
+        return platform_device_register(&uart8250_device);
+}
+
+module_init(uart8250_init);
+
+MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Generic 8250 UART probe driver");
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index 49246264cc7c..bb25dd8ce437 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -68,3 +68,5 @@ obj-$(CONFIG_KEXEC)		+= machine_kexec.o relocate_kernel.o
 obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
 
 CFLAGS_cpu-bugs64.o     = $(shell if $(CC) $(CFLAGS) -Wa,-mdaddi -c -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-DHAVE_AS_SET_DADDI"; fi)
+
+obj-$(CONFIG_HAVE_STD_PC_SERIAL_PORT)   += 8250-platform.o
diff --git a/arch/mips/mips-boards/malta/Makefile b/arch/mips/mips-boards/malta/Makefile
index 377d9e8f250a..a242b0fc377d 100644
--- a/arch/mips/mips-boards/malta/Makefile
+++ b/arch/mips/mips-boards/malta/Makefile
@@ -19,6 +19,7 @@
 # under Linux.
 #
 
-obj-y := malta_int.o malta_setup.o
+obj-y := malta_int.o malta_platform.o malta_setup.o
+
 obj-$(CONFIG_MTD) += malta_mtd.o
 obj-$(CONFIG_MIPS_MT_SMTC) += malta_smtc.o
diff --git a/arch/mips/mips-boards/malta/malta_platform.c b/arch/mips/mips-boards/malta/malta_platform.c
new file mode 100644
index 000000000000..83b9bab3cd3f
--- /dev/null
+++ b/arch/mips/mips-boards/malta/malta_platform.c
@@ -0,0 +1,65 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 MIPS Technologies, Inc.
+ *   written by Ralf Baechle (ralf@linux-mips.org)
+ *
+ * Probe driver for the Malta's UART ports:
+ *
+ *   o 2 ports in the SMC SuperIO
+ *   o 1 port in the CBUS UART, a discrete 16550 which normally is only used
+ *     for bringups.
+ *
+ * We don't use 8250_platform.c on Malta as it would result in the CBUS
+ * UART becoming ttyS0.
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/serial_8250.h>
+
+#define SMC_PORT(base, int)                                             \
+{                                                                       \
+        .iobase         = base,                                         \
+        .irq            = int,                                          \
+        .uartclk        = 1843200,                                      \
+        .iotype         = UPIO_PORT,                                    \
+        .flags          = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,            \
+        .regshift       = 0,                                            \
+}
+
+#define CBUS_UART_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP)
+
+static struct plat_serial8250_port uart8250_data[] = {
+        SMC_PORT(0x3F8, 4),
+        SMC_PORT(0x2F8, 3),
+        {
+                .mapbase        = 0x1f000900,   /* The CBUS UART */
+                .irq            = MIPS_CPU_IRQ_BASE + 2,
+                .uartclk        = 3686400,      /* Twice the usual clk! */
+                .iotype         = UPIO_MEM32,
+                .flags          = CBUS_UART_FLAGS,
+                .regshift       = 3,
+        },
+        { },
+};
+
+static struct platform_device uart8250_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_PLATFORM2,
+        .dev                    = {
+                .platform_data  = uart8250_data,
+        },
+};
+
+static int __init uart8250_init(void)
+{
+        return platform_device_register(&uart8250_device);
+}
+
+module_init(uart8250_init);
+
+MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("8250 UART probe driver for the Malta CBUS UART");
diff --git a/arch/mips/momentum/ocelot_3/platform.c b/arch/mips/momentum/ocelot_3/platform.c
index 44e4c3fc7403..cb63c82ef650 100644
--- a/arch/mips/momentum/ocelot_3/platform.c
+++ b/arch/mips/momentum/ocelot_3/platform.c
@@ -1,8 +1,19 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2006, 07 Ralf Baechle (ralf@linux-mips.org)
+ * Copyright (C) 2007 Dale Farnsworth (dale@farnsworth.org)
+ */
 #include <linux/delay.h>
 #include <linux/if_ether.h>
+#include <linux/init.h>
 #include <linux/ioport.h>
+#include <linux/module.h>
 #include <linux/mv643xx.h>
 #include <linux/platform_device.h>
+#include <linux/serial_8250.h>
 
 #include "ocelot_3_fpga.h"
 
@@ -206,3 +217,36 @@ static int __init mv643xx_eth_add_pds(void)
 device_initcall(mv643xx_eth_add_pds);
 
 #endif /* defined(CONFIG_MV643XX_ETH) || defined(CONFIG_MV643XX_ETH_MODULE) */
+
+#define OCELOT3_UART_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST)
+
+static struct plat_serial8250_port uart8250_data[] = {
+        {
+                .membase        = (signed long) 0xfd000020,
+                .irq            = 6,
+                .uartclk        = 20000000,
+                .iotype         = UPIO_MEM,
+                .flags          = OCELOT3_UART_FLAGS,
+                .regshift       = 2,
+        },
+        { },
+};
+
+static struct platform_device uart8250_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_PLATFORM,
+        .dev                    = {
+                .platform_data  = uart8250_data,
+        },
+};
+
+static int __init uart8250_init(void)
+{
+        return platform_device_register(&uart8250_device);
+}
+
+module_init(uart8250_init);
+
+MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("8250 UART probe driver for the Ocelot 3");
diff --git a/arch/mips/sgi-ip32/ip32-platform.c b/arch/mips/sgi-ip32/ip32-platform.c
index 120b15932caf..ba3697ee7ff6 100644
--- a/arch/mips/sgi-ip32/ip32-platform.c
+++ b/arch/mips/sgi-ip32/ip32-platform.c
@@ -1,5 +1,53 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
+ */
+#include <linux/module.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+
+#include <asm/ip32/mace.h>
+#include <asm/ip32/ip32_ints.h>
+
+/*
+ * .iobase isn't a constant (in the sense of C) so we fill it in at runtime.
+ */
+#define MACE_PORT(int)                                                  \
+{                                                                       \
+        .irq            = int,                                          \
+        .uartclk        = 1843200,                                      \
+        .iotype         = UPIO_MEM,                                     \
+        .flags          = UPF_SKIP_TEST,                                \
+        .regshift       = 8,                                            \
+}
+
+static struct plat_serial8250_port uart8250_data[] = {
+        MACE_PORT(MACEISA_SERIAL1_IRQ),
+        MACE_PORT(MACEISA_SERIAL2_IRQ),
+        { },
+};
+
+static struct platform_device uart8250_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_PLATFORM,
+        .dev                    = {
+                .platform_data  = uart8250_data,
+        },
+};
+
+static int __init uart8250_init(void)
+{
+        uart8250_data[0].iobase = (unsigned long) &mace->isa.serial1;
+        uart8250_data[1].iobase = (unsigned long) &mace->isa.serial1;
+
+        return platform_device_register(&uart8250_device);
+}
+
+device_initcall(uart8250_init);
 
 static __init int meth_devinit(void)
 {
@@ -18,3 +66,7 @@ static __init int meth_devinit(void)
 }
 
 device_initcall(meth_devinit);
+
+MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("8250 UART probe driver for SGI IP32 aka O2");
diff --git a/arch/mips/sgi-ip32/ip32-setup.c b/arch/mips/sgi-ip32/ip32-setup.c
index 57708fe28bd7..bbba066cb405 100644
--- a/arch/mips/sgi-ip32/ip32-setup.c
+++ b/arch/mips/sgi-ip32/ip32-setup.c
@@ -62,12 +62,6 @@ static inline void str2eaddr(unsigned char *ea, unsigned char *str)
 }
 #endif
 
-#ifdef CONFIG_SERIAL_8250
-#include <linux/tty.h>
-#include <linux/serial.h>
-#include <linux/serial_core.h>
-#endif /* CONFIG_SERIAL_8250 */
-
 /* An arbitrary time; this can be decreased if reliability looks good */
 #define WAIT_MS 10
 
@@ -96,36 +90,6 @@ void __init plat_mem_setup(void)
 
         board_time_init = ip32_time_init;
 
-#ifdef CONFIG_SERIAL_8250
-        {
-                static struct uart_port o2_serial[2];
-
-                memset(o2_serial, 0, sizeof(o2_serial));
-                o2_serial[0].type       = PORT_16550A;
-                o2_serial[0].line       = 0;
-                o2_serial[0].irq        = MACEISA_SERIAL1_IRQ;
-                o2_serial[0].flags      = UPF_SKIP_TEST;
-                o2_serial[0].uartclk    = 1843200;
-                o2_serial[0].iotype     = UPIO_MEM;
-                o2_serial[0].membase    = (char *)&mace->isa.serial1;
-                o2_serial[0].fifosize   = 14;
-                /* How much to shift register offset by. Each UART register
-                 * is replicated over 256 byte space */
-                o2_serial[0].regshift   = 8;
-                o2_serial[1].type       = PORT_16550A;
-                o2_serial[1].line       = 1;
-                o2_serial[1].irq        = MACEISA_SERIAL2_IRQ;
-                o2_serial[1].flags      = UPF_SKIP_TEST;
-                o2_serial[1].uartclk    = 1843200;
-                o2_serial[1].iotype     = UPIO_MEM;
-                o2_serial[1].membase    = (char *)&mace->isa.serial2;
-                o2_serial[1].fifosize   = 14;
-                o2_serial[1].regshift   = 8;
-
-                early_serial_setup(&o2_serial[0]);
-                early_serial_setup(&o2_serial[1]);
-        }
-#endif
 #ifdef CONFIG_SGI_O2MACE_ETH
         {
                 char *mac = ArcGetEnvironmentVariable("eaddr");