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_data/sa11x0-serial.h>
10 #include <linux/platform_device.h>
11 #include <linux/irq.h>
13 #include <linux/mtd/partitions.h>
14 #include <linux/smc91x.h>
16 #include <mach/hardware.h>
17 #include <asm/setup.h>
18 #include <asm/mach-types.h>
20 #include <asm/mach/arch.h>
21 #include <asm/mach/map.h>
22 #include <asm/mach/flash.h>
23 #include <mach/irqs.h>
29 * Ethernet IRQ mappings
32 #define PLEB_ETH0_P (0x20000300) /* Ethernet 0 in PCMCIA0 IO */
33 #define PLEB_ETH0_V (0xf6000300)
35 #define GPIO_ETH0_IRQ GPIO_GPIO(21)
36 #define GPIO_ETH0_EN GPIO_GPIO(26)
38 #define IRQ_GPIO_ETH0_IRQ IRQ_GPIO21
40 static struct resource smc91x_resources[] = {
41 [0] = DEFINE_RES_MEM(PLEB_ETH0_P, 0x04000000),
42 #if 0 /* Autoprobe instead, to get rising/falling edge characteristic right */
43 [1] = DEFINE_RES_IRQ(IRQ_GPIO_ETH0_IRQ),
47 static struct smc91x_platdata smc91x_platdata = {
48 .flags = SMC91X_USE_16BIT | SMC91X_USE_8BIT | SMC91X_NOWAIT,
51 static struct platform_device smc91x_device = {
54 .num_resources = ARRAY_SIZE(smc91x_resources),
55 .resource = smc91x_resources,
57 .platform_data = &smc91x_platdata,
61 static struct platform_device *devices[] __initdata = {
68 * has flash memory (typically 4 or 8 meg) selected by
69 * the two SA1100 lowest chip select outputs.
71 static struct resource pleb_flash_resources[] = {
72 [0] = DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_8M),
73 [1] = DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_8M),
77 static struct mtd_partition pleb_partitions[] = {
84 .offset = MTDPART_OFS_APPEND,
88 .offset = MTDPART_OFS_APPEND,
94 static struct flash_platform_data pleb_flash_data = {
95 .map_name = "cfi_probe",
96 .parts = pleb_partitions,
97 .nr_parts = ARRAY_SIZE(pleb_partitions),
101 static void __init pleb_init(void)
103 sa11x0_register_mtd(&pleb_flash_data, pleb_flash_resources,
104 ARRAY_SIZE(pleb_flash_resources));
107 platform_add_devices(devices, ARRAY_SIZE(devices));
111 static void __init pleb_map_io(void)
115 sa1100_register_uart(0, 3);
116 sa1100_register_uart(1, 1);
118 GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
119 GPDR |= GPIO_UART_TXD;
120 GPDR &= ~GPIO_UART_RXD;
124 * Fix expansion memory timing for network card
126 MECR = ((2<<10) | (2<<5) | (2<<0));
129 * Enable the SMC ethernet controller
131 GPDR |= GPIO_ETH0_EN; /* set to output */
132 GPCR = GPIO_ETH0_EN; /* clear MCLK (enable smc) */
134 GPDR &= ~GPIO_ETH0_IRQ;
136 irq_set_irq_type(GPIO_ETH0_IRQ, IRQ_TYPE_EDGE_FALLING);
139 MACHINE_START(PLEB, "PLEB")
140 .map_io = pleb_map_io,
141 .nr_irqs = SA1100_NR_IRQS,
142 .init_irq = sa1100_init_irq,
143 .init_time = sa1100_timer_init,
144 .init_machine = pleb_init,
145 .init_late = sa11x0_init_late,
146 .restart = sa11x0_restart,