/* * 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