upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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49 lines
1.1 KiB
49 lines
1.1 KiB
12 years ago
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/*
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* Copyright (C) 2012 Sughosh Ganu <urwithsughosh@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 <asm/arch/da8xx-usb.h>
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int usb_cpu_init(void)
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{
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/* enable psc for usb2.0 */
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lpsc_on(DAVINCI_LPSC_USB20);
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/* enable psc for usb1.0 */
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lpsc_on(DAVINCI_LPSC_USB11);
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/* start the on-chip usb phy and its pll */
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if (usb_phy_on())
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return 0;
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return 1;
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}
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int usb_cpu_stop(void)
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{
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usb_phy_off();
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/* turn off the usb clock and assert the module reset */
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lpsc_disable(DAVINCI_LPSC_USB11);
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lpsc_disable(DAVINCI_LPSC_USB20);
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return 0;
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}
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int usb_cpu_init_fail(void)
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{
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return usb_cpu_stop();
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}
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