| 1 | /* |
| 2 | * linux/arch/arm/mach-sa1100/shannon.c |
| 3 | */ |
| 4 | |
| 5 | #include <linux/init.h> |
| 6 | #include <linux/device.h> |
| 7 | #include <linux/kernel.h> |
| 8 | #include <linux/platform_data/sa11x0-serial.h> |
| 9 | #include <linux/tty.h> |
| 10 | #include <linux/mtd/mtd.h> |
| 11 | #include <linux/mtd/partitions.h> |
| 12 | |
| 13 | #include <video/sa1100fb.h> |
| 14 | |
| 15 | #include <mach/hardware.h> |
| 16 | #include <asm/mach-types.h> |
| 17 | #include <asm/setup.h> |
| 18 | |
| 19 | #include <asm/mach/arch.h> |
| 20 | #include <asm/mach/flash.h> |
| 21 | #include <asm/mach/map.h> |
| 22 | #include <linux/platform_data/mfd-mcp-sa11x0.h> |
| 23 | #include <mach/shannon.h> |
| 24 | #include <mach/irqs.h> |
| 25 | |
| 26 | #include "generic.h" |
| 27 | |
| 28 | static struct mtd_partition shannon_partitions[] = { |
| 29 | { |
| 30 | .name = "BLOB boot loader", |
| 31 | .offset = 0, |
| 32 | .size = 0x20000 |
| 33 | }, |
| 34 | { |
| 35 | .name = "kernel", |
| 36 | .offset = MTDPART_OFS_APPEND, |
| 37 | .size = 0xe0000 |
| 38 | }, |
| 39 | { |
| 40 | .name = "initrd", |
| 41 | .offset = MTDPART_OFS_APPEND, |
| 42 | .size = MTDPART_SIZ_FULL |
| 43 | } |
| 44 | }; |
| 45 | |
| 46 | static struct flash_platform_data shannon_flash_data = { |
| 47 | .map_name = "cfi_probe", |
| 48 | .parts = shannon_partitions, |
| 49 | .nr_parts = ARRAY_SIZE(shannon_partitions), |
| 50 | }; |
| 51 | |
| 52 | static struct resource shannon_flash_resource = |
| 53 | DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_4M); |
| 54 | |
| 55 | static struct mcp_plat_data shannon_mcp_data = { |
| 56 | .mccr0 = MCCR0_ADM, |
| 57 | .sclk_rate = 11981000, |
| 58 | }; |
| 59 | |
| 60 | static struct sa1100fb_mach_info shannon_lcd_info = { |
| 61 | .pixclock = 152500, .bpp = 8, |
| 62 | .xres = 640, .yres = 480, |
| 63 | |
| 64 | .hsync_len = 4, .vsync_len = 3, |
| 65 | .left_margin = 2, .upper_margin = 0, |
| 66 | .right_margin = 1, .lower_margin = 0, |
| 67 | |
| 68 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, |
| 69 | |
| 70 | .lccr0 = LCCR0_Color | LCCR0_Dual | LCCR0_Pas, |
| 71 | .lccr3 = LCCR3_ACBsDiv(512), |
| 72 | }; |
| 73 | |
| 74 | static void __init shannon_init(void) |
| 75 | { |
| 76 | sa11x0_ppc_configure_mcp(); |
| 77 | sa11x0_register_lcd(&shannon_lcd_info); |
| 78 | sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1); |
| 79 | sa11x0_register_mcp(&shannon_mcp_data); |
| 80 | } |
| 81 | |
| 82 | static void __init shannon_map_io(void) |
| 83 | { |
| 84 | sa1100_map_io(); |
| 85 | |
| 86 | sa1100_register_uart(0, 3); |
| 87 | sa1100_register_uart(1, 1); |
| 88 | |
| 89 | Ser1SDCR0 |= SDCR0_SUS; |
| 90 | GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD); |
| 91 | GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET; |
| 92 | GPDR &= ~GPIO_UART_RXD; |
| 93 | PPAR |= PPAR_UPR; |
| 94 | |
| 95 | /* reset the codec */ |
| 96 | GPCR = SHANNON_GPIO_CODEC_RESET; |
| 97 | GPSR = SHANNON_GPIO_CODEC_RESET; |
| 98 | } |
| 99 | |
| 100 | MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)") |
| 101 | .atag_offset = 0x100, |
| 102 | .map_io = shannon_map_io, |
| 103 | .nr_irqs = SA1100_NR_IRQS, |
| 104 | .init_irq = sa1100_init_irq, |
| 105 | .init_time = sa1100_timer_init, |
| 106 | .init_machine = shannon_init, |
| 107 | .init_late = sa11x0_init_late, |
| 108 | .restart = sa11x0_restart, |
| 109 | MACHINE_END |