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Gregory CLEMENTdc253e22018-12-14 16:16:50 +01001// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2018 Microsemi Corporation
4 */
5
6#include <common.h>
Simon Glass2dc9c342020-05-10 11:40:01 -06007#include <image.h>
Simon Glassa7b51302019-11-14 12:57:46 -07008#include <init.h>
Simon Glass3ba929a2020-10-30 21:38:53 -06009#include <asm/global_data.h>
Gregory CLEMENTdc253e22018-12-14 16:16:50 +010010#include <asm/io.h>
Lars Povlsene6ce78c2019-01-02 09:52:24 +010011#include <led.h>
Horatiu Vulturfad0dd82019-05-01 13:16:59 +020012#include <miiphy.h>
Gregory CLEMENTdc253e22018-12-14 16:16:50 +010013
Lars Povlsen90392822018-12-20 09:56:05 +010014enum {
15 BOARD_TYPE_PCB090 = 0xAABBCD00,
16 BOARD_TYPE_PCB091,
17};
18
Gregory CLEMENTdc253e22018-12-14 16:16:50 +010019void board_debug_uart_init(void)
20{
21 /* too early for the pinctrl driver, so configure the UART pins here */
Lars Povlsen90392822018-12-20 09:56:05 +010022 mscc_gpio_set_alternate(30, 1);
23 mscc_gpio_set_alternate(31, 1);
Gregory CLEMENTdc253e22018-12-14 16:16:50 +010024}
25
26int board_early_init_r(void)
27{
28 /* Prepare SPI controller to be used in master mode */
29 writel(0, BASE_CFG + ICPU_SW_MODE);
30
31 /* Address of boot parameters */
32 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE;
Lars Povlsene6ce78c2019-01-02 09:52:24 +010033
Horatiu Vulturfad0dd82019-05-01 13:16:59 +020034 return 0;
35}
36
37int board_phy_config(struct phy_device *phydev)
38{
39 phy_write(phydev, 0, 31, 0x10);
40 phy_write(phydev, 0, 18, 0x80A0);
41 while (phy_read(phydev, 0, 18) & 0x8000)
42 ;
43 phy_write(phydev, 0, 31, 0);
Gregory CLEMENTdc253e22018-12-14 16:16:50 +010044 return 0;
45}
Lars Povlsen90392822018-12-20 09:56:05 +010046
47static void do_board_detect(void)
48{
49 u32 chipid = (readl(BASE_DEVCPU_GCB + CHIP_ID) >> 12) & 0xFFFF;
50
51 if (chipid == 0x7428 || chipid == 0x7424)
52 gd->board_type = BOARD_TYPE_PCB091; // Lu10
53 else
54 gd->board_type = BOARD_TYPE_PCB090; // Lu26
55}
56
57#if defined(CONFIG_MULTI_DTB_FIT)
58int board_fit_config_name_match(const char *name)
59{
60 if (gd->board_type == BOARD_TYPE_PCB090 &&
61 strcmp(name, "luton_pcb090") == 0)
62 return 0;
63
64 if (gd->board_type == BOARD_TYPE_PCB091 &&
65 strcmp(name, "luton_pcb091") == 0)
66 return 0;
67
68 return -1;
69}
70#endif
71
72#if defined(CONFIG_DTB_RESELECT)
73int embedded_dtb_select(void)
74{
75 do_board_detect();
76 fdtdec_setup();
77
78 return 0;
79}
80#endif