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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Toradex Colibri PXA270 Support
- *
- * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
- * Copyright (C) 2016-2019 Marcel Ziswiler <marcel.ziswiler@toradex.com>
- */
- #include <common.h>
- #include <cpu_func.h>
- #include <dm.h>
- #include <init.h>
- #include <net.h>
- #include <asm/arch/hardware.h>
- #include <asm/arch/pxa.h>
- #include <asm/arch/regs-mmc.h>
- #include <asm/arch/regs-uart.h>
- #include <asm/io.h>
- #include <dm/platdata.h>
- #include <dm/platform_data/pxa_mmc_gen.h>
- #include <dm/platform_data/serial_pxa.h>
- #include <netdev.h>
- #include <serial.h>
- #include <usb.h>
- #include <asm/mach-types.h>
- #include <linux/delay.h>
- #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_plat = {
- .base = (struct pxa_mmc_regs *)MMC0_BASE,
- };
- U_BOOT_DEVICE(pxa_mmcs) = {
- .name = "pxa_mmc",
- .plat = &mmc_plat,
- };
- #endif /* !CONFIG_IS_ENABLED(DM_MMC) */
- #endif
- static const struct pxa_serial_plat serial_plat = {
- .base = (struct pxa_uart_regs *)FFUART_BASE,
- .port = FFUART_INDEX,
- .baudrate = CONFIG_BAUDRATE,
- };
- U_BOOT_DEVICE(pxa_serials) = {
- .name = "serial_pxa",
- .plat = &serial_plat,
- };
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