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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u-boot/arch/arm/include/asm/arch-tnetv107x/clock.h

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1.8 KiB

/*
* TNETV107X: Clock APIs
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ASM_ARCH_CLOCK_H
#define __ASM_ARCH_CLOCK_H
#define PSC_MDCTL_NEXT_SWRSTDISABLE 0x0
#define PSC_MDCTL_NEXT_SYNCRST 0x1
#define PSC_MDCTL_NEXT_DISABLE 0x2
#define PSC_MDCTL_NEXT_ENABLE 0x3
#define CONFIG_SYS_INT_OSC_FREQ 24000000
#ifndef __ASSEMBLY__
/* PLL identifiers */
enum pll_type_e {
SYS_PLL,
TDM_PLL,
ETH_PLL
};
/* PLL configuration data */
struct pll_init_data {
int pll;
int internal_osc;
unsigned long pll_freq;
unsigned long div_freq[10];
};
void init_plls(int num_pll, struct pll_init_data *config);
int lpsc_status(unsigned int mod);
void lpsc_control(int mod, unsigned long state, int lrstz);
unsigned long clk_get_rate(unsigned int clk);
unsigned long clk_round_rate(unsigned int clk, unsigned long hz);
int clk_set_rate(unsigned int clk, unsigned long hz);
static inline void clk_enable(unsigned int mod)
{
lpsc_control(mod, PSC_MDCTL_NEXT_ENABLE, -1);
}
static inline void clk_disable(unsigned int mod)
{
lpsc_control(mod, PSC_MDCTL_NEXT_DISABLE, -1);
}
#endif
#endif