xref: /openbmc/u-boot/board/st/stv0991/stv0991.c (revision e11ef3d2)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2014, STMicroelectronics - All Rights Reserved
4  * Author(s): Vikas Manocha, <vikas.manocha@st.com> for STMicroelectronics.
5  */
6 
7 #include <common.h>
8 #include <dm.h>
9 #include <miiphy.h>
10 #include <asm/arch/stv0991_periph.h>
11 #include <asm/arch/stv0991_defs.h>
12 #include <asm/arch/hardware.h>
13 #include <asm/arch/gpio.h>
14 #include <netdev.h>
15 #include <asm/io.h>
16 #include <dm/platform_data/serial_pl01x.h>
17 
18 DECLARE_GLOBAL_DATA_PTR;
19 
20 struct gpio_regs *const gpioa_regs =
21 		(struct gpio_regs *) GPIOA_BASE_ADDR;
22 
23 #ifndef CONFIG_OF_CONTROL
24 static const struct pl01x_serial_platdata serial_platdata = {
25 	.base = 0x80406000,
26 	.type = TYPE_PL011,
27 	.clock = 2700 * 1000,
28 };
29 
30 U_BOOT_DEVICE(stv09911_serials) = {
31 	.name = "serial_pl01x",
32 	.platdata = &serial_platdata,
33 };
34 #endif
35 
36 #ifdef CONFIG_SHOW_BOOT_PROGRESS
37 void show_boot_progress(int progress)
38 {
39 	printf("%i\n", progress);
40 }
41 #endif
42 
43 void enable_eth_phy(void)
44 {
45 	/* Set GPIOA_06 pad HIGH (Appli board)*/
46 	writel(readl(&gpioa_regs->dir) | 0x40, &gpioa_regs->dir);
47 	writel(readl(&gpioa_regs->data) | 0x40, &gpioa_regs->data);
48 }
49 int board_eth_enable(void)
50 {
51 	stv0991_pinmux_config(ETH_GPIOB_10_31_C_0_4);
52 	clock_setup(ETH_CLOCK_CFG);
53 	enable_eth_phy();
54 	return 0;
55 }
56 
57 int board_qspi_enable(void)
58 {
59 	stv0991_pinmux_config(QSPI_CS_CLK_PAD);
60 	clock_setup(QSPI_CLOCK_CFG);
61 	return 0;
62 }
63 
64 /*
65  * Miscellaneous platform dependent initialisations
66  */
67 int board_init(void)
68 {
69 	board_eth_enable();
70 	board_qspi_enable();
71 	return 0;
72 }
73 
74 int board_uart_init(void)
75 {
76 	stv0991_pinmux_config(UART_GPIOC_30_31);
77 	clock_setup(UART_CLOCK_CFG);
78 	return 0;
79 }
80 
81 #ifdef CONFIG_BOARD_EARLY_INIT_F
82 int board_early_init_f(void)
83 {
84 	board_uart_init();
85 	return 0;
86 }
87 #endif
88 
89 int dram_init(void)
90 {
91 	gd->ram_size = PHYS_SDRAM_1_SIZE;
92 	return 0;
93 }
94 
95 int dram_init_banksize(void)
96 {
97 	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
98 	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
99 
100 	return 0;
101 }
102 
103 #ifdef CONFIG_CMD_NET
104 int board_eth_init(bd_t *bis)
105 {
106 	int ret = 0;
107 
108 #if defined(CONFIG_ETH_DESIGNWARE)
109 	u32 interface = PHY_INTERFACE_MODE_MII;
110 	if (designware_initialize(GMAC_BASE_ADDR, interface) >= 0)
111 		ret++;
112 #endif
113 	return ret;
114 }
115 #endif
116