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path: root/target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch
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Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch')
-rw-r--r--target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch97
1 files changed, 97 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch b/target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch
new file mode 100644
index 0000000..5747aa7
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.25/191-cambria_optional_uart.patch
@@ -0,0 +1,97 @@
+--- a/arch/arm/mach-ixp4xx/cambria-setup.c
++++ b/arch/arm/mach-ixp4xx/cambria-setup.c
+@@ -36,6 +36,7 @@
+ #include <asm/mach-types.h>
+ #include <asm/mach/arch.h>
+ #include <asm/mach/flash.h>
++#include <linux/irq.h>
+
+ struct cambria_board_info {
+ unsigned char *model;
+@@ -105,6 +106,43 @@
+ .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,
++ .iotype = UPIO_MEM,
++ .regshift = 0,
++ .uartclk = 1843200,
++ },
++ {
++ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
++ .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
+@@ -287,6 +325,19 @@
+ #ifdef CONFIG_SENSORS_EEPROM
+ static void __init cambria_gw2350_setup(void)
+ {
++ *IXP4XX_EXP_CS2 = 0xbfff0003;
++ set_irq_type(IRQ_IXP4XX_GPIO3, IRQT_BOTHEDGE);
++ cambria_optional_uart_data[0].mapbase = IXP4XX_EXP_BUS_BASE(2);
++ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(IXP4XX_EXP_BUS_BASE(2), 0x0fff);
++ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3;
++
++ *IXP4XX_EXP_CS3 = 0xbfff0003;
++ set_irq_type(IRQ_IXP4XX_GPIO4, IRQT_BOTHEDGE);
++ cambria_optional_uart_data[1].mapbase = IXP4XX_EXP_BUS_BASE(3);
++ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(IXP4XX_EXP_BUS_BASE(3), 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);
+
+@@ -298,6 +349,22 @@
+
+ static void __init cambria_gw2358_setup(void)
+ {
++ *IXP4XX_EXP_CS3 = 0xbfff0003;
++ set_irq_type(IRQ_IXP4XX_GPIO3, IRQT_BOTHEDGE);
++ 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;
++
++ *IXP4XX_EXP_CS3 = 0xbfff0003;
++ set_irq_type(IRQ_IXP4XX_GPIO4, IRQT_BOTHEDGE);
++ 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);
++
++ cambria_npec_data.phy = 2;
++ cambria_npea_data.phy = 1;
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+