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cac833a98c
Init the core regulator voltage to 1.2V. This is required for the correct
functioning of the GPU and when the ARM LDO is set to 1.225V. This is a
workaround to fix some memory clock jitter.
Note: This should be but can't be done in the DCD. The bootloader
prevents access to the ANATOP registers.
Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
CC: Jason Chen <b02280@freescale.com>
CC: Jason Liu <r64343@freescale.com>
CC: Ranjani Vaidyanathan <ra5478@freescale.com>
CC: Stefano Babic <sbabic@denx.de>
CC: Fabio Estevam <festevam@gmail.com>
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
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* (C) Copyright 2009
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* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _SYS_PROTO_H_
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#define _SYS_PROTO_H_
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#define is_soc_rev(rev) ((get_cpu_rev() & 0xFF) - rev)
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u32 get_cpu_rev(void);
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void set_vddsoc(u32 mv);
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/*
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* Initializes on-chip ethernet controllers.
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* to override, implement board_eth_init()
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*/
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int fecmxc_initialize(bd_t *bis);
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u32 get_ahb_clk(void);
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u32 get_periph_clk(void);
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#endif
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