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Diffstat (limited to 'arch/mips/au1000/common/platform.c')
-rw-r--r--arch/mips/au1000/common/platform.c117
1 files changed, 58 insertions, 59 deletions
diff --git a/arch/mips/au1000/common/platform.c b/arch/mips/au1000/common/platform.c
index 841904cdef4..31d2a227087 100644
--- a/arch/mips/au1000/common/platform.c
+++ b/arch/mips/au1000/common/platform.c
@@ -3,18 +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/device.h>
+
#include <linux/platform_device.h>
-#include <linux/kernel.h>
+#include <linux/serial_8250.h>
#include <linux/init.h>
-#include <linux/resource.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] = {
@@ -186,19 +233,6 @@ static struct resource au1200_lcd_resources[] = {
}
};
-static struct resource au1200_ide0_resources[] = {
- [0] = {
- .start = AU1XXX_ATA_PHYS_ADDR,
- .end = AU1XXX_ATA_PHYS_ADDR + AU1XXX_ATA_PHYS_LEN,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AU1XXX_ATA_INT,
- .end = AU1XXX_ATA_INT,
- .flags = IORESOURCE_IRQ,
- }
-};
-
static u64 au1200_lcd_dmamask = ~(u32)0;
static struct platform_device au1200_lcd_device = {
@@ -212,20 +246,6 @@ static struct platform_device au1200_lcd_device = {
.resource = au1200_lcd_resources,
};
-
-static u64 ide0_dmamask = ~(u32)0;
-
-static struct platform_device au1200_ide0_device = {
- .name = "au1200-ide",
- .id = 0,
- .dev = {
- .dma_mask = &ide0_dmamask,
- .coherent_dma_mask = 0xffffffff,
- },
- .num_resources = ARRAY_SIZE(au1200_ide0_resources),
- .resource = au1200_ide0_resources,
-};
-
static u64 au1xxx_mmc_dmamask = ~(u32)0;
static struct platform_device au1xxx_mmc_device = {
@@ -245,31 +265,6 @@ static struct platform_device au1x00_pcmcia_device = {
.id = 0,
};
-#ifdef CONFIG_MIPS_DB1200
-
-static struct resource smc91x_resources[] = {
- [0] = {
- .name = "smc91x-regs",
- .start = AU1XXX_SMC91111_PHYS_ADDR,
- .end = AU1XXX_SMC91111_PHYS_ADDR + 0xfffff,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AU1XXX_SMC91111_IRQ,
- .end = AU1XXX_SMC91111_IRQ,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device smc91x_device = {
- .name = "smc91x",
- .id = -1,
- .num_resources = ARRAY_SIZE(smc91x_resources),
- .resource = smc91x_resources,
-};
-
-#endif
-
/* All Alchemy demoboards with I2C have this #define in their headers */
#ifdef SMBUS_PSC_BASE
static struct resource pbdb_smbus_resources[] = {
@@ -289,6 +284,7 @@ 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
@@ -299,12 +295,8 @@ static struct platform_device *au1xxx_platform_devices[] __initdata = {
&au1xxx_usb_gdt_device,
&au1xxx_usb_otg_device,
&au1200_lcd_device,
- &au1200_ide0_device,
&au1xxx_mmc_device,
#endif
-#ifdef CONFIG_MIPS_DB1200
- &smc91x_device,
-#endif
#ifdef SMBUS_PSC_BASE
&pbdb_smbus_device,
#endif
@@ -312,6 +304,13 @@ 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));
}