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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <io.h>
#include <init.h>
#include <mach/imx-regs.h>
#include <mach/iomux-mx27.h>
#include <mach/gpio.h>
#include <usb/ulpi.h>
#ifdef CONFIG_USB
static void pcm970_usbh2_init(void)
{
uint32_t temp;
temp = readl(IMX_OTG_BASE + 0x600);
temp &= ~((3 << 21) | 1);
temp |= (1 << 5) | (1 << 16) | (1 << 19) | (1 << 20);
writel(temp, IMX_OTG_BASE + 0x600);
temp = readl(IMX_OTG_BASE + 0x584);
temp &= ~(3 << 30);
temp |= 2 << 30;
writel(temp, IMX_OTG_BASE + 0x584);
mdelay(10);
if (!ulpi_setup((void *)(IMX_OTG_BASE + 0x570), 1))
add_generic_usb_ehci_device(-1, IMX_OTG_BASE + 0x400, NULL);
}
#endif
static int pcm970_init(void)
{
int i;
unsigned int mode[] = {
/* USB Host 2 */
PA0_PF_USBH2_CLK,
PA1_PF_USBH2_DIR,
PA2_PF_USBH2_DATA7,
PA3_PF_USBH2_NXT,
PA4_PF_USBH2_STP,
PD19_AF_USBH2_DATA4,
PD20_AF_USBH2_DATA3,
PD21_AF_USBH2_DATA6,
PD22_AF_USBH2_DATA0,
PD23_AF_USBH2_DATA2,
PD24_AF_USBH2_DATA1,
PD26_AF_USBH2_DATA5,
};
for (i = 0; i < ARRAY_SIZE(mode); i++)
imx_gpio_mode(mode[i]);
/* Configure SJA1000 on cs4 */
imx27_setup_weimcs(4, 0x0000DCF6, 0x444A0301, 0x44443302);
#ifdef CONFIG_USB
pcm970_usbh2_init();
#endif
return 0;
}
late_initcall(pcm970_init);
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