[MIPS] Alchemy: move UART platform code to its proper place

Move the code registering the Alchemy UART platform devices from
drivers/serial/ to its proper place, into the Alchemy platform code.  Fix
the related Kconfig entry, while at it...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 57 insertions, 0 deletions

diff --git a/arch/mips/au1000/common/platform.c b/arch/mips/au1000/common/platform.c
index c1c860c6a6e1..7167972b1277 100644
--- a/arch/mips/au1000/common/platform.c
+++ b/arch/mips/au1000/common/platform.c
@@ -3,16 +3,65 @@
  *
  * Copyright 2004, Matt Porter <mporter@kernel.crashing.org>
  *
+ * (C) Copyright Embedded Alley Solutions, Inc 2005
+ * Author: Pantelis Antoniou <pantelis@embeddedalley.com>
+ *
  * This file is licensed under the terms of the GNU General Public
  * License version 2.  This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
 
 #include <linux/platform_device.h>
+#include <linux/serial_8250.h>
 #include <linux/init.h>
 
 #include <asm/mach-au1x00/au1xxx.h>
 
+#define PORT(_base, _irq)                               \
+        {                                               \
+                .iobase         = _base,                \
+                .membase        = (void __iomem *)_base,\
+                .mapbase        = CPHYSADDR(_base),     \
+                .irq            = _irq,                 \
+                .regshift       = 2,                    \
+                .iotype         = UPIO_AU,              \
+                .flags          = UPF_SKIP_TEST         \
+        }
+
+static struct plat_serial8250_port au1x00_uart_data[] = {
+#if defined(CONFIG_SERIAL_8250_AU1X00)
+#if defined(CONFIG_SOC_AU1000)
+        PORT(UART0_ADDR, AU1000_UART0_INT),
+        PORT(UART1_ADDR, AU1000_UART1_INT),
+        PORT(UART2_ADDR, AU1000_UART2_INT),
+        PORT(UART3_ADDR, AU1000_UART3_INT),
+#elif defined(CONFIG_SOC_AU1500)
+        PORT(UART0_ADDR, AU1500_UART0_INT),
+        PORT(UART3_ADDR, AU1500_UART3_INT),
+#elif defined(CONFIG_SOC_AU1100)
+        PORT(UART0_ADDR, AU1100_UART0_INT),
+        PORT(UART1_ADDR, AU1100_UART1_INT),
+        PORT(UART3_ADDR, AU1100_UART3_INT),
+#elif defined(CONFIG_SOC_AU1550)
+        PORT(UART0_ADDR, AU1550_UART0_INT),
+        PORT(UART1_ADDR, AU1550_UART1_INT),
+        PORT(UART3_ADDR, AU1550_UART3_INT),
+#elif defined(CONFIG_SOC_AU1200)
+        PORT(UART0_ADDR, AU1200_UART0_INT),
+        PORT(UART1_ADDR, AU1200_UART1_INT),
+#endif
+#endif  /* CONFIG_SERIAL_8250_AU1X00 */
+        { },
+};
+
+static struct platform_device au1xx0_uart_device = {
+        .name                   = "serial8250",
+        .id                     = PLAT8250_DEV_AU1X00,
+        .dev                    = {
+                .platform_data  = au1x00_uart_data,
+        },
+};
+
 /* OHCI (USB full speed host controller) */
 static struct resource au1xxx_usb_ohci_resources[] = {
         [0] = {
@@ -287,6 +336,7 @@ static struct platform_device pbdb_smbus_device = {
 #endif
 
 static struct platform_device *au1xxx_platform_devices[] __initdata = {
+        &au1xx0_uart_device,
         &au1xxx_usb_ohci_device,
         &au1x00_pcmcia_device,
 #ifdef CONFIG_FB_AU1100
@@ -310,6 +360,13 @@ static struct platform_device *au1xxx_platform_devices[] __initdata = {
 
 int __init au1xxx_platform_init(void)
 {
+        unsigned int uartclk = get_au1x00_uart_baud_base() * 16;
+        int i;
+
+        /* Fill up uartclk. */
+        for (i = 0; au1x00_uart_data[i].flags ; i++)
+                au1x00_uart_data[i].uartclk = uartclk;
+
         return platform_add_devices(au1xxx_platform_devices, ARRAY_SIZE(au1xxx_platform_devices));
 }