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- // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- /*
- * Copyright (c) 2018 Microsemi Corporation
- */
- #include <common.h>
- #include <init.h>
- #include <asm/io.h>
- #include <led.h>
- #include <miiphy.h>
- enum {
- BOARD_TYPE_PCB090 = 0xAABBCD00,
- BOARD_TYPE_PCB091,
- };
- void board_debug_uart_init(void)
- {
- /* too early for the pinctrl driver, so configure the UART pins here */
- mscc_gpio_set_alternate(30, 1);
- mscc_gpio_set_alternate(31, 1);
- }
- int board_early_init_r(void)
- {
- /* Prepare SPI controller to be used in master mode */
- writel(0, BASE_CFG + ICPU_SW_MODE);
- /* Address of boot parameters */
- gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE;
- /* LED setup */
- if (IS_ENABLED(CONFIG_LED))
- led_default_state();
- return 0;
- }
- int board_phy_config(struct phy_device *phydev)
- {
- phy_write(phydev, 0, 31, 0x10);
- phy_write(phydev, 0, 18, 0x80A0);
- while (phy_read(phydev, 0, 18) & 0x8000)
- ;
- phy_write(phydev, 0, 31, 0);
- return 0;
- }
- static void do_board_detect(void)
- {
- u32 chipid = (readl(BASE_DEVCPU_GCB + CHIP_ID) >> 12) & 0xFFFF;
- if (chipid == 0x7428 || chipid == 0x7424)
- gd->board_type = BOARD_TYPE_PCB091; // Lu10
- else
- gd->board_type = BOARD_TYPE_PCB090; // Lu26
- }
- #if defined(CONFIG_MULTI_DTB_FIT)
- int board_fit_config_name_match(const char *name)
- {
- if (gd->board_type == BOARD_TYPE_PCB090 &&
- strcmp(name, "luton_pcb090") == 0)
- return 0;
- if (gd->board_type == BOARD_TYPE_PCB091 &&
- strcmp(name, "luton_pcb091") == 0)
- return 0;
- return -1;
- }
- #endif
- #if defined(CONFIG_DTB_RESELECT)
- int embedded_dtb_select(void)
- {
- do_board_detect();
- fdtdec_setup();
- return 0;
- }
- #endif
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