1 /* 2 * Toradex Colibri PXA270 Support 3 * 4 * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <common.h> 10 #include <asm/arch/hardware.h> 11 #include <asm/arch/regs-mmc.h> 12 #include <asm/arch/pxa.h> 13 #include <netdev.h> 14 #include <asm/io.h> 15 #include <serial.h> 16 #include <usb.h> 17 18 DECLARE_GLOBAL_DATA_PTR; 19 20 int board_init(void) 21 { 22 /* We have RAM, disable cache */ 23 dcache_disable(); 24 icache_disable(); 25 26 /* arch number of vpac270 */ 27 gd->bd->bi_arch_number = MACH_TYPE_COLIBRI; 28 29 /* adress of boot parameters */ 30 gd->bd->bi_boot_params = 0xa0000100; 31 32 return 0; 33 } 34 35 int dram_init(void) 36 { 37 pxa2xx_dram_init(); 38 gd->ram_size = PHYS_SDRAM_1_SIZE; 39 return 0; 40 } 41 42 #ifdef CONFIG_CMD_USB 43 int board_usb_init(int index, enum board_usb_init_type init) 44 { 45 writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) & 46 ~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE), 47 UHCHR); 48 49 writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR); 50 51 while (UHCHR & UHCHR_FSBIR) 52 ; 53 54 writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR); 55 writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE); 56 57 /* Clear any OTG Pin Hold */ 58 if (readl(PSSR) & PSSR_OTGPH) 59 writel(readl(PSSR) | PSSR_OTGPH, PSSR); 60 61 writel(readl(UHCRHDA) & ~(0x200), UHCRHDA); 62 writel(readl(UHCRHDA) | 0x100, UHCRHDA); 63 64 /* Set port power control mask bits, only 3 ports. */ 65 writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB); 66 67 /* enable port 2 */ 68 writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS | 69 UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR); 70 71 return 0; 72 } 73 74 int board_usb_cleanup(int index, enum board_usb_init_type init) 75 { 76 return 0; 77 } 78 79 void usb_board_stop(void) 80 { 81 writel(readl(UHCHR) | UHCHR_FHR, UHCHR); 82 udelay(11); 83 writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR); 84 85 writel(readl(UHCCOMS) | 1, UHCCOMS); 86 udelay(10); 87 88 writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN); 89 90 return; 91 } 92 #endif 93 94 #ifdef CONFIG_DRIVER_DM9000 95 int board_eth_init(bd_t *bis) 96 { 97 return dm9000_initialize(bis); 98 } 99 #endif 100 101 #ifdef CONFIG_CMD_MMC 102 int board_mmc_init(bd_t *bis) 103 { 104 pxa_mmc_register(0); 105 return 0; 106 } 107 #endif 108