1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * linux/arch/arm/mach-omap1/board-generic.c
 4 *
 5 * Modified from board-innovator1510.c
 6 *
 7 * Code for generic OMAP board. Should work on many OMAP systems where
 8 * the device drivers take care of all the necessary hardware initialization.
 9 * Do not put any board specific code to this file; create a new machine
10 * type if you need custom low-level initializations.
11 */
12#include <linux/gpio.h>
13#include <linux/kernel.h>
14#include <linux/init.h>
15#include <linux/platform_device.h>
16
17#include <mach/hardware.h>
18#include <asm/mach-types.h>
19#include <asm/mach/arch.h>
20#include <asm/mach/map.h>
21
22#include <mach/mux.h>
23
24#include <mach/usb.h>
25
26#include "common.h"
27
28/* assume no Mini-AB port */
29
30#ifdef CONFIG_ARCH_OMAP15XX
31static struct omap_usb_config generic1510_usb_config __initdata = {
32	.register_host	= 1,
33	.register_dev	= 1,
34	.hmc_mode	= 16,
35	.pins[0]	= 3,
36};
37#endif
38
39#if defined(CONFIG_ARCH_OMAP16XX)
40static struct omap_usb_config generic1610_usb_config __initdata = {
41#ifdef CONFIG_USB_OTG
42	.otg		= 1,
43#endif
44	.register_host	= 1,
45	.register_dev	= 1,
46	.hmc_mode	= 16,
47	.pins[0]	= 6,
48};
49#endif
50
51static void __init omap_generic_init(void)
52{
53#ifdef CONFIG_ARCH_OMAP15XX
54	if (cpu_is_omap15xx()) {
55		/* mux pins for uarts */
56		omap_cfg_reg(UART1_TX);
57		omap_cfg_reg(UART1_RTS);
58		omap_cfg_reg(UART2_TX);
59		omap_cfg_reg(UART2_RTS);
60		omap_cfg_reg(UART3_TX);
61		omap_cfg_reg(UART3_RX);
62
63		omap1_usb_init(&generic1510_usb_config);
64	}
65#endif
66#if defined(CONFIG_ARCH_OMAP16XX)
67	if (!cpu_is_omap1510()) {
68		omap1_usb_init(&generic1610_usb_config);
69	}
70#endif
71
72	omap_serial_init();
73	omap_register_i2c_bus(1, 100, NULL, 0);
74}
75
76MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710")
77	/* Maintainer: Tony Lindgren <tony@atomide.com> */
78	.atag_offset	= 0x100,
79	.map_io		= omap16xx_map_io,
80	.init_early	= omap1_init_early,
81	.init_irq	= omap1_init_irq,
82	.handle_irq	= omap1_handle_irq,
83	.init_machine	= omap_generic_init,
84	.init_late	= omap1_init_late,
85	.init_time	= omap1_timer_init,
86	.restart	= omap1_restart,
87MACHINE_END