4 * Common board functions for AM33XX based boards
6 * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
16 * GNU General Public License for more details.
22 #include <asm/arch/cpu.h>
23 #include <asm/arch/hardware.h>
24 #include <asm/arch/omap.h>
25 #include <asm/arch/ddr_defs.h>
26 #include <asm/arch/clock.h>
27 #include <asm/arch/gpio.h>
28 #include <asm/arch/mem.h>
29 #include <asm/arch/mmc_host_def.h>
30 #include <asm/arch/sys_proto.h>
37 #include <asm/errno.h>
38 #include <linux/usb/ch9.h>
39 #include <linux/usb/gadget.h>
40 #include <linux/usb/musb.h>
41 #include <asm/omap_musb.h>
43 DECLARE_GLOBAL_DATA_PTR;
45 static const struct gpio_bank gpio_bank_am33xx[4] = {
46 { (void *)AM33XX_GPIO0_BASE, METHOD_GPIO_24XX },
47 { (void *)AM33XX_GPIO1_BASE, METHOD_GPIO_24XX },
48 { (void *)AM33XX_GPIO2_BASE, METHOD_GPIO_24XX },
49 { (void *)AM33XX_GPIO3_BASE, METHOD_GPIO_24XX },
52 const struct gpio_bank *const omap_gpio_bank = gpio_bank_am33xx;
54 #if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
55 int cpu_mmc_init(bd_t *bis)
59 ret = omap_mmc_init(0, 0, 0);
63 return omap_mmc_init(1, 0, 0);
67 void setup_clocks_for_console(void)
69 /* Not yet implemented */
73 /* AM33XX has two MUSB controllers which can be host or gadget */
74 #if (defined(CONFIG_MUSB_GADGET) || defined(CONFIG_MUSB_HOST)) && \
75 (defined(CONFIG_AM335X_USB0) || defined(CONFIG_AM335X_USB1))
76 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
78 /* USB 2.0 PHY Control */
79 #define CM_PHY_PWRDN (1 << 0)
80 #define CM_PHY_OTG_PWRDN (1 << 1)
81 #define OTGVDET_EN (1 << 19)
82 #define OTGSESSENDEN (1 << 20)
84 static void am33xx_usb_set_phy_power(u8 on, u32 *reg_addr)
87 clrsetbits_le32(reg_addr, CM_PHY_PWRDN | CM_PHY_OTG_PWRDN,
88 OTGVDET_EN | OTGSESSENDEN);
90 clrsetbits_le32(reg_addr, 0, CM_PHY_PWRDN | CM_PHY_OTG_PWRDN);
94 static struct musb_hdrc_config musb_config = {
101 #ifdef CONFIG_AM335X_USB0
102 static void am33xx_otg0_set_phy_power(u8 on)
104 am33xx_usb_set_phy_power(on, &cdev->usb_ctrl0);
107 struct omap_musb_board_data otg0_board_data = {
108 .set_phy_power = am33xx_otg0_set_phy_power,
111 static struct musb_hdrc_platform_data otg0_plat = {
112 .mode = CONFIG_AM335X_USB0_MODE,
113 .config = &musb_config,
115 .platform_ops = &musb_dsps_ops,
116 .board_data = &otg0_board_data,
120 #ifdef CONFIG_AM335X_USB1
121 static void am33xx_otg1_set_phy_power(u8 on)
123 am33xx_usb_set_phy_power(on, &cdev->usb_ctrl1);
126 struct omap_musb_board_data otg1_board_data = {
127 .set_phy_power = am33xx_otg1_set_phy_power,
130 static struct musb_hdrc_platform_data otg1_plat = {
131 .mode = CONFIG_AM335X_USB1_MODE,
132 .config = &musb_config,
134 .platform_ops = &musb_dsps_ops,
135 .board_data = &otg1_board_data,
140 int arch_misc_init(void)
142 #ifdef CONFIG_AM335X_USB0
143 musb_register(&otg0_plat, &otg0_board_data,
144 (void *)AM335X_USB0_OTG_BASE);
146 #ifdef CONFIG_AM335X_USB1
147 musb_register(&otg1_plat, &otg1_board_data,
148 (void *)AM335X_USB1_OTG_BASE);