d9b09ae461fba1ed24543f4a2881e5d369097c41
[oweals/u-boot.git] / board / toradex / colibri_pxa270 / colibri_pxa270.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Toradex Colibri PXA270 Support
4  *
5  * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
6  * Copyright (C) 2016 Marcel Ziswiler <marcel.ziswiler@toradex.com>
7  */
8
9 #include <common.h>
10 #include <cpu_func.h>
11 #include <dm.h>
12 #include <init.h>
13 #include <net.h>
14 #include <asm/arch/hardware.h>
15 #include <asm/arch/pxa.h>
16 #include <asm/arch/regs-mmc.h>
17 #include <asm/arch/regs-uart.h>
18 #include <asm/io.h>
19 #include <dm/platdata.h>
20 #include <dm/platform_data/serial_pxa.h>
21 #include <netdev.h>
22 #include <serial.h>
23 #include <usb.h>
24 #include <asm/mach-types.h>
25 #include "../common/tdx-common.h"
26
27 DECLARE_GLOBAL_DATA_PTR;
28
29 int board_init(void)
30 {
31         /* We have RAM, disable cache */
32         dcache_disable();
33         icache_disable();
34
35         /* arch number of Toradex Colibri PXA270 */
36         gd->bd->bi_arch_number = MACH_TYPE_COLIBRI;
37
38         /* adress of boot parameters */
39         gd->bd->bi_boot_params = 0xa0000100;
40
41         return 0;
42 }
43
44 int checkboard(void)
45 {
46         puts("Model: Toradex Colibri PXA270\n");
47
48         return 0;
49 }
50
51 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
52 int ft_board_setup(void *blob, bd_t *bd)
53 {
54         return ft_common_board_setup(blob, bd);
55 }
56 #endif
57
58 int dram_init(void)
59 {
60         pxa2xx_dram_init();
61         gd->ram_size = PHYS_SDRAM_1_SIZE;
62         return 0;
63 }
64
65 #ifdef  CONFIG_CMD_USB
66 int board_usb_init(int index, enum usb_init_type init)
67 {
68         writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) &
69                 ~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
70                 UHCHR);
71
72         writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR);
73
74         while (UHCHR & UHCHR_FSBIR)
75                 ;
76
77         writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR);
78         writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE);
79
80         /* Clear any OTG Pin Hold */
81         if (readl(PSSR) & PSSR_OTGPH)
82                 writel(readl(PSSR) | PSSR_OTGPH, PSSR);
83
84         writel(readl(UHCRHDA) & ~(0x200), UHCRHDA);
85         writel(readl(UHCRHDA) | 0x100, UHCRHDA);
86
87         /* Set port power control mask bits, only 3 ports. */
88         writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB);
89
90         /* enable port 2 */
91         writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS |
92                 UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR);
93
94         return 0;
95 }
96
97 int board_usb_cleanup(int index, enum usb_init_type init)
98 {
99         return 0;
100 }
101
102 void usb_board_stop(void)
103 {
104         writel(readl(UHCHR) | UHCHR_FHR, UHCHR);
105         udelay(11);
106         writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR);
107
108         writel(readl(UHCCOMS) | 1, UHCCOMS);
109         udelay(10);
110
111         writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN);
112
113         return;
114 }
115 #endif
116
117 #ifdef CONFIG_DRIVER_DM9000
118 int board_eth_init(bd_t *bis)
119 {
120         return dm9000_initialize(bis);
121 }
122 #endif
123
124 #ifdef  CONFIG_CMD_MMC
125 int board_mmc_init(bd_t *bis)
126 {
127         pxa_mmc_register(0);
128         return 0;
129 }
130 #endif
131
132 static const struct pxa_serial_platdata serial_platdata = {
133         .base = (struct pxa_uart_regs *)FFUART_BASE,
134         .port = FFUART_INDEX,
135         .baudrate = CONFIG_BAUDRATE,
136 };
137
138 U_BOOT_DEVICE(pxa_serials) = {
139         .name = "serial_pxa",
140         .platdata = &serial_platdata,
141 };