| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * clk-si5351.h: Silicon Laboratories Si5351A/B/C I2C Clock Generator |
| * |
| * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> |
| * Rabeeh Khoury <rabeeh@solid-run.com> |
| */ |
| |
| #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 |
