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preliminary ixp4xx 2.6.28 support

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13548 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
kaloz
2008-12-08 14:46:04 +00:00
parent 795208cd7e
commit ba0bfea873
37 changed files with 8294 additions and 0 deletions
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101
target/linux/ixp4xx/patches-2.6.28/191-cambria_optional_uart.patch Normal file
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@@ -0,0 +1,101 @@
--- a/arch/arm/mach-ixp4xx/cambria-setup.c
+++ b/arch/arm/mach-ixp4xx/cambria-setup.c
@@ -34,6 +34,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <asm/setup.h>
+#include <linux/irq.h>
struct cambria_board_info {
unsigned char *model;
@@ -127,6 +128,43 @@ static struct platform_device cambria_ua
.resource = &cambria_uart_resource,
};
+static struct resource cambria_optional_uart_resources[] = {
+ {
+ .start = 0x52000000,
+ .end = 0x52000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x53000000,
+ .end = 0x53000fff,
+ .flags = IORESOURCE_MEM
+ }
+};
+
+static struct plat_serial8250_port cambria_optional_uart_data[] = {
+ {
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_BUGGY_UART,
+ .iotype = UPIO_MEM,
+ .regshift = 0,
+ .uartclk = 1843200,
+ },
+ {
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_BUGGY_UART,
+ .iotype = UPIO_MEM,
+ .regshift = 0,
+ .uartclk = 1843200,
+ },
+ { },
+};
+
+static struct platform_device cambria_optional_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM1,
+ .dev.platform_data = cambria_optional_uart_data,
+ .num_resources = 2,
+ .resource = cambria_optional_uart_resources,
+};
+
static struct resource cambria_pata_resources[] = {
{
.flags = IORESOURCE_MEM
@@ -283,6 +321,19 @@ static void __init cambria_gw23xx_setup(
static void __init cambria_gw2350_setup(void)
{
+ *IXP4XX_EXP_CS2 = 0xbfff0003;
+ set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[0].mapbase = 0x52FF0000;
+ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x52FF0000, 0x0fff);
+ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3;
+
+ *IXP4XX_EXP_CS3 = 0xbfff0003;
+ set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[1].mapbase = 0x53FF0000;
+ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53FF0000, 0x0fff);
+ cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4;
+
+ platform_device_register(&cambria_optional_uart);
platform_device_register(&cambria_npec_device);
platform_device_register(&cambria_npea_device);
@@ -290,10 +341,26 @@ static void __init cambria_gw2350_setup(
platform_device_register(&cambria_usb1_device);
platform_device_register(&cambria_gpio_leds_device);
+
+ *IXP4XX_EXP_CS2 = 0xBFFF3C43;
+ *IXP4XX_EXP_CS3 = 0xBFFF3C43;
}
static void __init cambria_gw2358_setup(void)
{
+ *IXP4XX_EXP_CS3 = 0xbfff0003;
+ set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[0].mapbase = 0x53FC0000;
+ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x53FC0000, 0x0fff);
+ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3;
+
+ set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[1].mapbase = 0x53F80000;
+ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53F80000, 0x0fff);
+ cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4;
+
+ platform_device_register(&cambria_optional_uart);
+
platform_device_register(&cambria_npec_device);
platform_device_register(&cambria_npea_device);