2 * linux/arch/arm/mach-sa1100/pleb.c
5 #include <linux/init.h>
6 #include <linux/kernel.h>
8 #include <linux/ioport.h>
9 #include <linux/platform_device.h>
11 #include <linux/mtd/partitions.h>
13 #include <asm/hardware.h>
15 #include <asm/setup.h>
16 #include <asm/mach-types.h>
18 #include <asm/mach/arch.h>
19 #include <asm/mach/map.h>
20 #include <asm/mach/flash.h>
21 #include <asm/mach/serial_sa1100.h>
22 #include <asm/arch/irqs.h>
28 * Ethernet IRQ mappings
31 #define PLEB_ETH0_P (0x20000300) /* Ethernet 0 in PCMCIA0 IO */
32 #define PLEB_ETH0_V (0xf6000300)
34 #define GPIO_ETH0_IRQ GPIO_GPIO(21)
35 #define GPIO_ETH0_EN GPIO_GPIO(26)
37 #define IRQ_GPIO_ETH0_IRQ IRQ_GPIO21
39 static struct resource smc91x_resources[] = {
42 .end = PLEB_ETH0_P | 0x03ffffff,
43 .flags = IORESOURCE_MEM,
45 #if 0 /* Autoprobe instead, to get rising/falling edge characteristic right */
47 .start = IRQ_GPIO_ETH0_IRQ,
48 .end = IRQ_GPIO_ETH0_IRQ,
49 .flags = IORESOURCE_IRQ,
55 static struct platform_device smc91x_device = {
58 .num_resources = ARRAY_SIZE(smc91x_resources),
59 .resource = smc91x_resources,
62 static struct platform_device *devices[] __initdata = {
69 * has flash memory (typically 4 or 8 meg) selected by
70 * the two SA1100 lowest chip select outputs.
72 static struct resource pleb_flash_resources[] = {
74 .start = SA1100_CS0_PHYS,
75 .end = SA1100_CS0_PHYS + SZ_8M - 1,
76 .flags = IORESOURCE_MEM,
79 .start = SA1100_CS1_PHYS,
80 .end = SA1100_CS1_PHYS + SZ_8M - 1,
81 .flags = IORESOURCE_MEM,
86 static struct mtd_partition pleb_partitions[] = {
93 .offset = MTDPART_OFS_APPEND,
97 .offset = MTDPART_OFS_APPEND,
103 static struct flash_platform_data pleb_flash_data = {
104 .map_name = "cfi_probe",
105 .parts = pleb_partitions,
106 .nr_parts = ARRAY_SIZE(pleb_partitions),
110 static void __init pleb_init(void)
112 sa11x0_set_flash_data(&pleb_flash_data, pleb_flash_resources,
113 ARRAY_SIZE(pleb_flash_resources));
116 platform_add_devices(devices, ARRAY_SIZE(devices));
120 static void __init pleb_map_io(void)
124 sa1100_register_uart(0, 3);
125 sa1100_register_uart(1, 1);
127 GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
128 GPDR |= GPIO_UART_TXD;
129 GPDR &= ~GPIO_UART_RXD;
133 * Fix expansion memory timing for network card
135 MECR = ((2<<10) | (2<<5) | (2<<0));
138 * Enable the SMC ethernet controller
140 GPDR |= GPIO_ETH0_EN; /* set to output */
141 GPCR = GPIO_ETH0_EN; /* clear MCLK (enable smc) */
143 GPDR &= ~GPIO_ETH0_IRQ;
145 set_irq_type(GPIO_ETH0_IRQ, IRQT_FALLING);
148 MACHINE_START(PLEB, "PLEB")
149 .phys_io = 0x80000000,
150 .io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
151 .map_io = pleb_map_io,
152 .init_irq = sa1100_init_irq,
153 .timer = &sa1100_timer,
154 .init_machine = pleb_init,