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https://github.com/AsahiLinux/u-boot
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81df2bab46
Eliminate AM33xx specific names to prepare for TI814x support within AM33xx-land. Signed-off-by: Matt Porter <mporter@ti.com> Reviewed-by: Tom Rini <trini@ti.com>
151 lines
3.8 KiB
C
151 lines
3.8 KiB
C
/*
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* board.c
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*
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* Common board functions for AM33XX based boards
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*
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* Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <common.h>
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#include <errno.h>
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#include <spl.h>
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#include <asm/arch/cpu.h>
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#include <asm/arch/hardware.h>
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#include <asm/arch/omap.h>
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#include <asm/arch/ddr_defs.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/mem.h>
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#include <asm/arch/mmc_host_def.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/io.h>
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#include <asm/emif.h>
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#include <asm/gpio.h>
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#include <i2c.h>
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#include <miiphy.h>
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#include <cpsw.h>
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#include <asm/errno.h>
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#include <linux/usb/ch9.h>
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#include <linux/usb/gadget.h>
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#include <linux/usb/musb.h>
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#include <asm/omap_musb.h>
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DECLARE_GLOBAL_DATA_PTR;
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static const struct gpio_bank gpio_bank_am33xx[4] = {
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{ (void *)AM33XX_GPIO0_BASE, METHOD_GPIO_24XX },
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{ (void *)AM33XX_GPIO1_BASE, METHOD_GPIO_24XX },
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{ (void *)AM33XX_GPIO2_BASE, METHOD_GPIO_24XX },
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{ (void *)AM33XX_GPIO3_BASE, METHOD_GPIO_24XX },
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};
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const struct gpio_bank *const omap_gpio_bank = gpio_bank_am33xx;
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#if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
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int cpu_mmc_init(bd_t *bis)
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{
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int ret;
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ret = omap_mmc_init(0, 0, 0, -1, -1);
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if (ret)
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return ret;
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return omap_mmc_init(1, 0, 0, -1, -1);
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}
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#endif
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void setup_clocks_for_console(void)
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{
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/* Not yet implemented */
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return;
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}
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/* AM33XX has two MUSB controllers which can be host or gadget */
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#if (defined(CONFIG_MUSB_GADGET) || defined(CONFIG_MUSB_HOST)) && \
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(defined(CONFIG_AM335X_USB0) || defined(CONFIG_AM335X_USB1))
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static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
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/* USB 2.0 PHY Control */
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#define CM_PHY_PWRDN (1 << 0)
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#define CM_PHY_OTG_PWRDN (1 << 1)
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#define OTGVDET_EN (1 << 19)
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#define OTGSESSENDEN (1 << 20)
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static void am33xx_usb_set_phy_power(u8 on, u32 *reg_addr)
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{
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if (on) {
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clrsetbits_le32(reg_addr, CM_PHY_PWRDN | CM_PHY_OTG_PWRDN,
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OTGVDET_EN | OTGSESSENDEN);
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} else {
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clrsetbits_le32(reg_addr, 0, CM_PHY_PWRDN | CM_PHY_OTG_PWRDN);
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}
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}
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static struct musb_hdrc_config musb_config = {
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.multipoint = 1,
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.dyn_fifo = 1,
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.num_eps = 16,
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.ram_bits = 12,
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};
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#ifdef CONFIG_AM335X_USB0
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static void am33xx_otg0_set_phy_power(u8 on)
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{
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am33xx_usb_set_phy_power(on, &cdev->usb_ctrl0);
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}
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struct omap_musb_board_data otg0_board_data = {
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.set_phy_power = am33xx_otg0_set_phy_power,
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};
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static struct musb_hdrc_platform_data otg0_plat = {
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.mode = CONFIG_AM335X_USB0_MODE,
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.config = &musb_config,
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.power = 50,
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.platform_ops = &musb_dsps_ops,
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.board_data = &otg0_board_data,
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};
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#endif
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#ifdef CONFIG_AM335X_USB1
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static void am33xx_otg1_set_phy_power(u8 on)
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{
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am33xx_usb_set_phy_power(on, &cdev->usb_ctrl1);
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}
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struct omap_musb_board_data otg1_board_data = {
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.set_phy_power = am33xx_otg1_set_phy_power,
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};
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static struct musb_hdrc_platform_data otg1_plat = {
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.mode = CONFIG_AM335X_USB1_MODE,
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.config = &musb_config,
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.power = 50,
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.platform_ops = &musb_dsps_ops,
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.board_data = &otg1_board_data,
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};
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#endif
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#endif
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int arch_misc_init(void)
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{
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#ifdef CONFIG_AM335X_USB0
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musb_register(&otg0_plat, &otg0_board_data,
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(void *)USB0_OTG_BASE);
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#endif
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#ifdef CONFIG_AM335X_USB1
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musb_register(&otg1_plat, &otg1_board_data,
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(void *)USB1_OTG_BASE);
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#endif
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return 0;
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}
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