/* * ICP DAS LP-8x4x Support * * Copyright (C) 2010 Marek Vasut * adapted from Voipac PXA270 Support by * Copyright (C) 2013 Sergey Yanovich * * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include #include #include #include #include DECLARE_GLOBAL_DATA_PTR; /* * Miscelaneous platform dependent initialisations */ int board_init(void) { /* We have RAM, disable cache */ dcache_disable(); icache_disable(); /* memory and cpu-speed are setup before relocation */ /* so we do _nothing_ here */ /* adress of boot parameters */ gd->bd->bi_boot_params = 0xa0000100; return 0; } int dram_init(void) { pxa2xx_dram_init(); gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); return 0; } void dram_init_banksize(void) { gd->bd->bi_dram[0].start = PHYS_SDRAM_1; gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; } #ifdef CONFIG_CMD_MMC int board_mmc_init(bd_t *bis) { pxa_mmc_register(0); return 0; } #endif #ifdef CONFIG_CMD_USB int board_usb_init(int index, enum usb_init_type init) { if (index !=0 || init != USB_INIT_HOST) return -1; writel(readl(CKEN) | CKEN10_USBHOST, CKEN); writel(readl(UHCHR) | UHCHR_FHR, UHCHR); udelay(11); writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR); writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR); while (readl(UHCHR) & UHCHR_FSBIR) continue; /* required by checkpath.pl */ writel(readl(UHCHR) & ~UHCHR_SSEP0, UHCHR); writel(readl(UHCRHDA) & ~(0x1000), UHCRHDA); writel(readl(UHCRHDA) | 0x800, UHCRHDA); writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR); writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE); /* Clear any OTG Pin Hold */ if (readl(PSSR) & PSSR_OTGPH) writel(readl(PSSR) | PSSR_OTGPH, PSSR); writel(readl(UHCRHDA) & ~(0x200), UHCRHDA); writel(readl(UHCRHDA) | 0x100, UHCRHDA); /* Set port power control mask bits, only 3 ports. */ writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB); return 0; } int usb_board_stop(void) { writel(readl(UHCHR) | UHCHR_FHR, UHCHR); udelay(11); writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR); writel(readl(UHCCOMS) | 1, UHCCOMS); udelay(10); writel(readl(UHCHR) | UHCHR_SSEP0 | UHCHR_SSE, UHCHR); writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN); return 0; } int board_usb_cleanup(int index, enum usb_init_type init) { if (index !=0 || init != USB_INIT_HOST) return -1; return usb_board_stop(); } #endif #ifdef CONFIG_DRIVER_DM9000 int board_eth_init(bd_t *bis) { return dm9000_initialize(bis); } #endif