// SPDX-License-Identifier: GPL-2.0+ /* * Toradex Colibri PXA270 Support * * Copyright (C) 2010 Marek Vasut * Copyright (C) 2016-2019 Marcel Ziswiler */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "../common/tdx-common.h" DECLARE_GLOBAL_DATA_PTR; int board_init(void) { /* We have RAM, disable cache */ dcache_disable(); icache_disable(); /* arch number of Toradex Colibri PXA270 */ gd->bd->bi_arch_number = MACH_TYPE_COLIBRI; /* address of boot parameters */ gd->bd->bi_boot_params = 0xa0000100; return 0; } int checkboard(void) { puts("Model: Toradex Colibri PXA270\n"); return 0; } #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) int ft_board_setup(void *blob, struct bd_info *bd) { return ft_common_board_setup(blob, bd); } #endif int dram_init(void) { pxa2xx_dram_init(); gd->ram_size = PHYS_SDRAM_1_SIZE; return 0; } #ifdef CONFIG_CMD_USB int board_usb_init(int index, enum usb_init_type init) { writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) & ~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE), UHCHR); writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR); while (UHCHR & UHCHR_FSBIR) ; 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); /* enable port 2 */ writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS | UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR); return 0; } int board_usb_cleanup(int index, enum usb_init_type init) { return 0; } void 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(CKEN) & ~CKEN10_USBHOST, CKEN); } #endif #ifdef CONFIG_DRIVER_DM9000 int board_eth_init(struct bd_info *bis) { return dm9000_initialize(bis); } #endif #ifdef CONFIG_CMD_MMC #if !CONFIG_IS_ENABLED(DM_MMC) int board_mmc_init(struct bd_info *bis) { pxa_mmc_register(0); return 0; } #else /* !CONFIG_IS_ENABLED(DM_MMC) */ static const struct pxa_mmc_plat mmc_platdata = { .base = (struct pxa_mmc_regs *)MMC0_BASE, }; U_BOOT_DEVICE(pxa_mmcs) = { .name = "pxa_mmc", .plat = &mmc_platdata, }; #endif /* !CONFIG_IS_ENABLED(DM_MMC) */ #endif static const struct pxa_serial_platdata serial_platdata = { .base = (struct pxa_uart_regs *)FFUART_BASE, .port = FFUART_INDEX, .baudrate = CONFIG_BAUDRATE, }; U_BOOT_DEVICE(pxa_serials) = { .name = "serial_pxa", .plat = &serial_platdata, };