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/*
* (C) Copyright 2010-2011
* NVIDIA Corporation <www.nvidia.com>
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <asm/types.h>
/* Stabilization delays, in usec */
#define PLL_STABILIZATION_DELAY (300)
#define IO_STABILIZATION_DELAY (1000)
#if defined(CONFIG_TEGRA20)
#define NVBL_PLLP_KHZ (216000)
#elif defined(CONFIG_TEGRA30) || defined(CONFIG_TEGRA114)
#define NVBL_PLLP_KHZ (408000)
#else
#error "Unknown Tegra chip!"
#endif
#define PLLX_ENABLED (1 << 30)
#define CCLK_BURST_POLICY 0x20008888
#define SUPER_CCLK_DIVIDER 0x80000000
/* Calculate clock fractional divider value from ref and target frequencies */
#define CLK_DIVIDER(REF, FREQ) ((((REF) * 2) / FREQ) - 2)
/* Calculate clock frequency value from reference and clock divider value */
#define CLK_FREQUENCY(REF, REG) (((REF) * 2) / (REG + 2))
/* AVP/CPU ID */
#define PG_UP_TAG_0_PID_CPU 0x55555555 /* CPU aka "a9" aka "mpcore" */
#define PG_UP_TAG_0 0x0
#define CORESIGHT_UNLOCK 0xC5ACCE55;
#define EXCEP_VECTOR_CPU_RESET_VECTOR (NV_PA_EVP_BASE + 0x100)
#define CSITE_CPU_DBG0_LAR (NV_PA_CSITE_BASE + 0x10FB0)
#define CSITE_CPU_DBG1_LAR (NV_PA_CSITE_BASE + 0x12FB0)
#define CSITE_CPU_DBG2_LAR (NV_PA_CSITE_BASE + 0x14FB0)
#define CSITE_CPU_DBG3_LAR (NV_PA_CSITE_BASE + 0x16FB0)
#define FLOW_CTLR_HALT_COP_EVENTS (NV_PA_FLOW_BASE + 4)
#define FLOW_MODE_STOP 2
#define HALT_COP_EVENT_JTAG (1 << 28)
#define HALT_COP_EVENT_IRQ_1 (1 << 11)
#define HALT_COP_EVENT_FIQ_1 (1 << 9)
#define FLOW_MODE_NONE 0
#define SIMPLE_PLLX (CLOCK_ID_XCPU - CLOCK_ID_FIRST_SIMPLE)
struct clk_pll_table {
u16 n;
u16 m;
u8 p;
u8 cpcon;
};
void clock_enable_coresight(int enable);
void enable_cpu_clock(int enable);
void halt_avp(void) __attribute__ ((noreturn));
void init_pllx(void);
void powerup_cpu(void);
void reset_A9_cpu(int reset);
void start_cpu(u32 reset_vector);
int tegra_get_chip_type(void);
void adjust_pllp_out_freqs(void);
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