diff options
Diffstat (limited to 'host/utils/clkgen-config.cpp')
| -rw-r--r-- | host/utils/clkgen-config.cpp | 201 |
1 files changed, 105 insertions, 96 deletions
diff --git a/host/utils/clkgen-config.cpp b/host/utils/clkgen-config.cpp index e8279b4ae..8d29efff1 100644 --- a/host/utils/clkgen-config.cpp +++ b/host/utils/clkgen-config.cpp @@ -30,97 +30,13 @@ #include <sys/types.h> #include <sys/stat.h> #include <sys/ioctl.h> +#include "ad9522_regs.hpp" #include <linux/spi/spidev.h> -// Programming data for clock gen chip -static const unsigned int config_data[] = { - 0x000024, - 0x023201, - 0x000081, - 0x000400, - 0x00104c, - 0x001101, - 0x001200, - 0x001300, - 0x001414, - 0x001500, - 0x001604, - 0x001704, - 0x001807, - 0x001900, - //0x001a00,//for debug - 0x001a32, - 0x001b12, - 0x001c44, - 0x001d00, - 0x001e00, - 0x00f062, - 0x00f162, - 0x00f262, - 0x00f362, - 0x00f462, - 0x00f562, - 0x00f662, - 0x00f762, - 0x00f862, - 0x00f962, - 0x00fa62, - 0x00fb62, - 0x00fc00, - 0x00fd00, - 0x019021, - 0x019100, - 0x019200, - 0x019333, - 0x019400, - 0x019500, - 0x019611, - 0x019700, - 0x019800, - 0x019900, - 0x019a00, - 0x019b00, - 0x01e003, - 0x01e102, - 0x023000, - 0x023201, - 0x0b0201, - 0x0b0300, - 0x001fff, - 0x0a0000, - 0x0a0100, - 0x0a0200, - 0x0a0302, - 0x0a0400, - 0x0a0504, - 0x0a060e, - 0x0a0700, - 0x0a0810, - 0x0a090e, - 0x0a0a00, - 0x0a0bf0, - 0x0a0c0b, - 0x0a0d01, - 0x0a0e90, - 0x0a0f01, - 0x0a1001, - 0x0a11e0, - 0x0a1201, - 0x0a1302, - 0x0a1430, - 0x0a1580, - 0x0a16ff, - 0x023201, - 0x0b0301, - 0x023201, -}; - - const unsigned int CLKGEN_SELECT = 145; - enum gpio_direction {IN, OUT}; class gpio { @@ -271,26 +187,119 @@ void spidev::send(char *buf, char *rbuf, unsigned int nbytes) } -static void send_config_to_clkgen(gpio &chip_select, const unsigned int data[], unsigned int data_size) +static void spi_write_word(spidev spi, gpio &chip_select, const unsigned int addr, const unsigned char data) { + unsigned char out_data[3], in_data[3]; + unsigned char rw_w1_w0 = 0; //write one byte + out_data[0] = (rw_w1_w0 << 5) | (addr >> 8); + out_data[1] = addr & 0xff; + out_data[2] = data; + + chip_select.set_value(0); + spi.send((char *)out_data, (char *)in_data, 4); + chip_select.set_value(1); +} + +static void send_config_to_clkgen(gpio &chip_select) { spidev spi("/dev/spidev1.0"); - unsigned int rbuf; - for (unsigned int i = 0; i < data_size; i++) { + //do a soft reset + spi_write_word(spi, chip_select, 0x000, 1 << 5 | 1 << 2); + spi_write_word(spi, chip_select, 0x232, 0x1); + + // init some registers; + ad9522_regs_t ad9522_regs; + ad9522_regs.sdo_active = ad9522_regs_t::SDO_ACTIVE_SDO_SDIO; //use sdo and sdi + ad9522_regs.mirror = 1; //mirror sdo active + ad9522_regs.io_update = 1; //latch the registers + ad9522_regs.status_pin_control = 0x1; //n divider + ad9522_regs.ld_pin_control = 0x32; //show ref2 + ad9522_regs.refmon_pin_control = 0x12; //show ref2 + ad9522_regs.enb_stat_eeprom_at_stat_pin = 0; //use status pin as debug + + ad9522_regs.enable_ref2 = 0x1; + ad9522_regs.enable_ref1 = 0x0; + ad9522_regs.select_ref = ad9522_regs_t::SELECT_REF_REF2; + + ad9522_regs.set_r_counter(1); + ad9522_regs.a_counter = 0; + ad9522_regs.set_b_counter(20); + ad9522_regs.prescaler_p = ad9522_regs_t::PRESCALER_P_DIV8_9; + + ad9522_regs.pll_power_down = ad9522_regs_t::PLL_POWER_DOWN_NORMAL; //normal mode + ad9522_regs.cp_current = ad9522_regs_t::CP_CURRENT_1_2MA; + + ad9522_regs.vco_calibration_now = 1; //calibrate it! + ad9522_regs.vco_divider = ad9522_regs_t::VCO_DIVIDER_DIV5; + ad9522_regs.select_vco_or_clock = ad9522_regs_t::SELECT_VCO_OR_CLOCK_VCO; + + ad9522_regs.out0_format = ad9522_regs_t::OUT0_FORMAT_LVDS; + ad9522_regs.divider0_low_cycles = 2; //3 low + ad9522_regs.divider0_high_cycles = 1; //2 high + ad9522_regs.divider1_low_cycles = 2; //3 low + ad9522_regs.divider1_high_cycles = 1; //2 high + + ad9522_regs.enable_eeprom_write = 1; + + //write the registers + int reg_list[] = {0, 4, 16, 17, 18, 19, 20, 21, 22, 23, 24, + 25, 26, 27, 28, 29, 30, 240, 241, 242, 243, + 244, 245, 246, 247, 248, 249, 250, 251, 252, + 253, 400, 401, 402, 403, 404, 405, 406, 407, + 408, 409, 410, 411, 480, 481, 560, 562, 2818, + 2819}; + + for(int i=0; i<49; i++) { //blame std::vector for this (no static initialization bs) + spi_write_word(spi, chip_select, reg_list[i], ad9522_regs.get_reg(reg_list[i])); + } + + sleep(1); + + if (1){//write settings to eeprom + + //load the register buffs + spi_write_word(spi, chip_select, 0xa00, 0x0); + spi_write_word(spi, chip_select, 0xa01, 0x0); + spi_write_word(spi, chip_select, 0xa02, 0x0); + spi_write_word(spi, chip_select, 0xa03, 0x2); + spi_write_word(spi, chip_select, 0xa04, 0x0); + spi_write_word(spi, chip_select, 0xa05, 0x4); + spi_write_word(spi, chip_select, 0xa06, 0xe); + spi_write_word(spi, chip_select, 0xa07, 0x0); + spi_write_word(spi, chip_select, 0xa08, 0x10); + spi_write_word(spi, chip_select, 0xa09, 0xe); + spi_write_word(spi, chip_select, 0xa0a, 0x0); + spi_write_word(spi, chip_select, 0xa0b, 0xf0); + spi_write_word(spi, chip_select, 0xa0c, 0xb); + spi_write_word(spi, chip_select, 0xa0d, 0x1); + spi_write_word(spi, chip_select, 0xa0e, 0x90); + spi_write_word(spi, chip_select, 0xa0f, 0x1); + spi_write_word(spi, chip_select, 0xa10, 0x1); + spi_write_word(spi, chip_select, 0xa11, 0xe0); + spi_write_word(spi, chip_select, 0xa12, 0x1); + spi_write_word(spi, chip_select, 0xa13, 0x2); + spi_write_word(spi, chip_select, 0xa14, 0x30); + spi_write_word(spi, chip_select, 0xa15, 0x80); + spi_write_word(spi, chip_select, 0xa16, 0xff); + + spi_write_word(spi, chip_select, 0x232, 0x01); //latch + sleep(1); + //////////////////////////////////////////////////////////////// + + ad9522_regs.reg2eeprom = 1; + //write to eeprom + spi_write_word(spi, chip_select, 0xB03, ad9522_regs.get_reg(0xB03)); + //io update + spi_write_word(spi, chip_select, 0x232, ad9522_regs.get_reg(0x232)); //latch + sleep(1); + } - std::cout << "sending " << std::hex << data[i] << std::endl; - chip_select.set_value(0); - spi.send((char *)&data[i], (char *)&rbuf, 4); - chip_select.set_value(1); - - }; } int main(int argc, char *argv[]) { - gpio clkgen_select(CLKGEN_SELECT, OUT, true); - send_config_to_clkgen(clkgen_select, config_data, sizeof(config_data)/sizeof(unsigned int)); + send_config_to_clkgen(clkgen_select); } |