1 /* 2 * Copyright (c) 2011-2016 Zhang, Keguang <keguang.zhang@gmail.com> 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License as published by the 6 * Free Software Foundation; either version 2 of the License, or (at your 7 * option) any later version. 8 */ 9 10 #include <linux/leds.h> 11 #include <linux/mtd/partitions.h> 12 #include <linux/sizes.h> 13 14 #include <loongson1.h> 15 #include <dma.h> 16 #include <nand.h> 17 #include <platform.h> 18 19 struct plat_ls1x_dma ls1x_dma_pdata = { 20 .nr_channels = 3, 21 }; 22 23 static struct mtd_partition ls1x_nand_parts[] = { 24 { 25 .name = "kernel", 26 .offset = 0, 27 .size = SZ_16M, 28 }, 29 { 30 .name = "rootfs", 31 .offset = MTDPART_OFS_APPEND, 32 .size = MTDPART_SIZ_FULL, 33 }, 34 }; 35 36 struct plat_ls1x_nand ls1x_nand_pdata = { 37 .parts = ls1x_nand_parts, 38 .nr_parts = ARRAY_SIZE(ls1x_nand_parts), 39 .hold_cycle = 0x2, 40 .wait_cycle = 0xc, 41 }; 42 43 static const struct gpio_led ls1x_gpio_leds[] __initconst = { 44 { 45 .name = "LED9", 46 .default_trigger = "heartbeat", 47 .gpio = 38, 48 .active_low = 1, 49 .default_state = LEDS_GPIO_DEFSTATE_OFF, 50 }, { 51 .name = "LED6", 52 .default_trigger = "nand-disk", 53 .gpio = 39, 54 .active_low = 1, 55 .default_state = LEDS_GPIO_DEFSTATE_OFF, 56 }, 57 }; 58 59 static const struct gpio_led_platform_data ls1x_led_pdata __initconst = { 60 .num_leds = ARRAY_SIZE(ls1x_gpio_leds), 61 .leds = ls1x_gpio_leds, 62 }; 63 64 static struct platform_device *ls1b_platform_devices[] __initdata = { 65 &ls1x_uart_pdev, 66 &ls1x_cpufreq_pdev, 67 &ls1x_dma_pdev, 68 &ls1x_eth0_pdev, 69 &ls1x_eth1_pdev, 70 &ls1x_ehci_pdev, 71 &ls1x_gpio0_pdev, 72 &ls1x_gpio1_pdev, 73 &ls1x_nand_pdev, 74 &ls1x_rtc_pdev, 75 }; 76 77 static int __init ls1b_platform_init(void) 78 { 79 ls1x_serial_set_uartclk(&ls1x_uart_pdev); 80 ls1x_dma_set_platdata(&ls1x_dma_pdata); 81 ls1x_nand_set_platdata(&ls1x_nand_pdata); 82 83 gpio_led_register_device(-1, &ls1x_led_pdata); 84 85 return platform_add_devices(ls1b_platform_devices, 86 ARRAY_SIZE(ls1b_platform_devices)); 87 } 88 89 arch_initcall(ls1b_platform_init); 90