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/*
* clk-si5351.h: Silicon Laboratories Si5351A/B/C I2C Clock Generator
*
* Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
* Rabeeh Khoury <rabeeh@solid-run.com>
*
* 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.
*/
#ifndef _CLK_SI5351_H_
#define _CLK_SI5351_H_
#define SI5351_BUS_BASE_ADDR 0x60
#define SI5351_PLL_VCO_MIN 600000000
#define SI5351_PLL_VCO_MAX 900000000
#define SI5351_MULTISYNTH_MIN_FREQ 1000000
#define SI5351_MULTISYNTH_DIVBY4_FREQ 150000000
#define SI5351_MULTISYNTH_MAX_FREQ 160000000
#define SI5351_MULTISYNTH67_MAX_FREQ SI5351_MULTISYNTH_DIVBY4_FREQ
#define SI5351_CLKOUT_MIN_FREQ 8000
#define SI5351_CLKOUT_MAX_FREQ SI5351_MULTISYNTH_MAX_FREQ
#define SI5351_CLKOUT67_MAX_FREQ SI5351_MULTISYNTH67_MAX_FREQ
#define SI5351_PLL_A_MIN 15
#define SI5351_PLL_A_MAX 90
#define SI5351_PLL_B_MAX (SI5351_PLL_C_MAX-1)
#define SI5351_PLL_C_MAX 1048575
#define SI5351_MULTISYNTH_A_MIN 6
#define SI5351_MULTISYNTH_A_MAX 1800
#define SI5351_MULTISYNTH67_A_MAX 254
#define SI5351_MULTISYNTH_B_MAX (SI5351_MULTISYNTH_C_MAX-1)
#define SI5351_MULTISYNTH_C_MAX 1048575
#define SI5351_MULTISYNTH_P1_MAX ((1<<18)-1)
#define SI5351_MULTISYNTH_P2_MAX ((1<<20)-1)
#define SI5351_MULTISYNTH_P3_MAX ((1<<20)-1)
#define SI5351_DEVICE_STATUS 0
#define SI5351_INTERRUPT_STATUS 1
#define SI5351_INTERRUPT_MASK 2
#define SI5351_STATUS_SYS_INIT (1<<7)
#define SI5351_STATUS_LOL_B (1<<6)
#define SI5351_STATUS_LOL_A (1<<5)
#define SI5351_STATUS_LOS (1<<4)
#define SI5351_OUTPUT_ENABLE_CTRL 3
#define SI5351_OEB_PIN_ENABLE_CTRL 9
#define SI5351_PLL_INPUT_SOURCE 15
#define SI5351_CLKIN_DIV_MASK (3<<6)
#define SI5351_CLKIN_DIV_1 (0<<6)
#define SI5351_CLKIN_DIV_2 (1<<6)
#define SI5351_CLKIN_DIV_4 (2<<6)
#define SI5351_CLKIN_DIV_8 (3<<6)
#define SI5351_PLLB_SOURCE (1<<3)
#define SI5351_PLLA_SOURCE (1<<2)
#define SI5351_CLK0_CTRL 16
#define SI5351_CLK1_CTRL 17
#define SI5351_CLK2_CTRL 18
#define SI5351_CLK3_CTRL 19
#define SI5351_CLK4_CTRL 20
#define SI5351_CLK5_CTRL 21
#define SI5351_CLK6_CTRL 22
#define SI5351_CLK7_CTRL 23
#define SI5351_CLK_POWERDOWN (1<<7)
#define SI5351_CLK_INTEGER_MODE (1<<6)
#define SI5351_CLK_PLL_SELECT (1<<5)
#define SI5351_CLK_INVERT (1<<4)
#define SI5351_CLK_INPUT_MASK (3<<2)
#define SI5351_CLK_INPUT_XTAL (0<<2)
#define SI5351_CLK_INPUT_CLKIN (1<<2)
#define SI5351_CLK_INPUT_MULTISYNTH_0_4 (2<<2)
#define SI5351_CLK_INPUT_MULTISYNTH_N (3<<2)
#define SI5351_CLK_DRIVE_STRENGTH_MASK (3<<0)
#define SI5351_CLK_DRIVE_STRENGTH_2MA (0<<0)
#define SI5351_CLK_DRIVE_STRENGTH_4MA (1<<0)
#define SI5351_CLK_DRIVE_STRENGTH_6MA (2<<0)
#define SI5351_CLK_DRIVE_STRENGTH_8MA (3<<0)
#define SI5351_CLK3_0_DISABLE_STATE 24
#define SI5351_CLK7_4_DISABLE_STATE 25
#define SI5351_CLK_DISABLE_STATE_MASK 3
#define SI5351_CLK_DISABLE_STATE_LOW 0
#define SI5351_CLK_DISABLE_STATE_HIGH 1
#define SI5351_CLK_DISABLE_STATE_FLOAT 2
#define SI5351_CLK_DISABLE_STATE_NEVER 3
#define SI5351_PARAMETERS_LENGTH 8
#define SI5351_PLLA_PARAMETERS 26
#define SI5351_PLLB_PARAMETERS 34
#define SI5351_CLK0_PARAMETERS 42
#define SI5351_CLK1_PARAMETERS 50
#define SI5351_CLK2_PARAMETERS 58
#define SI5351_CLK3_PARAMETERS 66
#define SI5351_CLK4_PARAMETERS 74
#define SI5351_CLK5_PARAMETERS 82
#define SI5351_CLK6_PARAMETERS 90
#define SI5351_CLK7_PARAMETERS 91
#define SI5351_CLK6_7_OUTPUT_DIVIDER 92
#define SI5351_OUTPUT_CLK_DIV_MASK (7 << 4)
#define SI5351_OUTPUT_CLK6_DIV_MASK (7 << 0)
#define SI5351_OUTPUT_CLK_DIV_SHIFT 4
#define SI5351_OUTPUT_CLK_DIV6_SHIFT 0
#define SI5351_OUTPUT_CLK_DIV_1 0
#define SI5351_OUTPUT_CLK_DIV_2 1
#define SI5351_OUTPUT_CLK_DIV_4 2
#define SI5351_OUTPUT_CLK_DIV_8 3
#define SI5351_OUTPUT_CLK_DIV_16 4
#define SI5351_OUTPUT_CLK_DIV_32 5
#define SI5351_OUTPUT_CLK_DIV_64 6
#define SI5351_OUTPUT_CLK_DIV_128 7
#define SI5351_OUTPUT_CLK_DIVBY4 (3<<2)
#define SI5351_SSC_PARAM0 149
#define SI5351_SSC_PARAM1 150
#define SI5351_SSC_PARAM2 151
#define SI5351_SSC_PARAM3 152
#define SI5351_SSC_PARAM4 153
#define SI5351_SSC_PARAM5 154
#define SI5351_SSC_PARAM6 155
#define SI5351_SSC_PARAM7 156
#define SI5351_SSC_PARAM8 157
#define SI5351_SSC_PARAM9 158
#define SI5351_SSC_PARAM10 159
#define SI5351_SSC_PARAM11 160
#define SI5351_SSC_PARAM12 161
#define SI5351_VXCO_PARAMETERS_LOW 162
#define SI5351_VXCO_PARAMETERS_MID 163
#define SI5351_VXCO_PARAMETERS_HIGH 164
#define SI5351_CLK0_PHASE_OFFSET 165
#define SI5351_CLK1_PHASE_OFFSET 166
#define SI5351_CLK2_PHASE_OFFSET 167
#define SI5351_CLK3_PHASE_OFFSET 168
#define SI5351_CLK4_PHASE_OFFSET 169
#define SI5351_CLK5_PHASE_OFFSET 170
#define SI5351_PLL_RESET 177
#define SI5351_PLL_RESET_B (1<<7)
#define SI5351_PLL_RESET_A (1<<5)
#define SI5351_CRYSTAL_LOAD 183
#define SI5351_CRYSTAL_LOAD_MASK (3<<6)
#define SI5351_CRYSTAL_LOAD_6PF (1<<6)
#define SI5351_CRYSTAL_LOAD_8PF (2<<6)
#define SI5351_CRYSTAL_LOAD_10PF (3<<6)
#define SI5351_FANOUT_ENABLE 187
#define SI5351_CLKIN_ENABLE (1<<7)
#define SI5351_XTAL_ENABLE (1<<6)
#define SI5351_MULTISYNTH_ENABLE (1<<4)
/**
* enum si5351_variant - SiLabs Si5351 chip variant
* @SI5351_VARIANT_A: Si5351A (8 output clocks, XTAL input)
* @SI5351_VARIANT_A3: Si5351A MSOP10 (3 output clocks, XTAL input)
* @SI5351_VARIANT_B: Si5351B (8 output clocks, XTAL/VXCO input)
* @SI5351_VARIANT_C: Si5351C (8 output clocks, XTAL/CLKIN input)
*/
enum si5351_variant {
SI5351_VARIANT_A = 1,
SI5351_VARIANT_A3 = 2,
SI5351_VARIANT_B = 3,
SI5351_VARIANT_C = 4,
};
#endif
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