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Signed-off-by: Danylo Vodopianov --- .../ntnic/nthw/core/include/nthw_pcal6416a.h | 3 + .../nt400dxx/reset/nthw_fpga_rst_nt400dxx.c | 69 +++++++++++++++++++ drivers/net/ntnic/nthw/core/nthw_pcal6416a.c | 23 +++++++ drivers/net/ntnic/nthw/nthw_drv.h | 1 + 4 files changed, 96 insertions(+) diff --git a/drivers/net/ntnic/nthw/core/include/nthw_pcal6416a.h b/drivers/net/ntnic/nthw/core/include/nthw_pcal6416a.h index a718b59a29..e3dadcc8e3 100644 --- a/drivers/net/ntnic/nthw/core/include/nthw_pcal6416a.h +++ b/drivers/net/ntnic/nthw/core/include/nthw_pcal6416a.h @@ -24,6 +24,9 @@ struct nthw_pcal6416a { typedef struct nthw_pcal6416a nthw_pcal6416a_t; +nthw_pcal6416a_t *nthw_pcal6416a_new(void); +int nthw_pcal6416a_init(nthw_pcal6416a_t *p, nthw_i2cm_t *p_nt_i2cm, uint8_t dev_address, + nthw_pca9849_t *pca9849, uint8_t mux_channel); void nthw_pcal6416a_write(nthw_pcal6416a_t *p, uint8_t pin, uint8_t value); void nthw_pcal6416a_read(nthw_pcal6416a_t *p, uint8_t pin, uint8_t *value); diff --git a/drivers/net/ntnic/nthw/core/nt400dxx/reset/nthw_fpga_rst_nt400dxx.c b/drivers/net/ntnic/nthw/core/nt400dxx/reset/nthw_fpga_rst_nt400dxx.c index 6c5c1cd51e..c8fd37d0ff 100644 --- a/drivers/net/ntnic/nthw/core/nt400dxx/reset/nthw_fpga_rst_nt400dxx.c +++ b/drivers/net/ntnic/nthw/core/nt400dxx/reset/nthw_fpga_rst_nt400dxx.c @@ -86,6 +86,58 @@ static int nthw_fpga_rst_nt400dxx_init(struct fpga_info_s *p_fpga_info) if (res != 0) return res; + /* Create PCAL6416A I/O expander for controlling Nim */ + p_fpga_info->mp_nthw_agx.p_io_nim = nthw_pcal6416a_new(); + res = nthw_pcal6416a_init(p_fpga_info->mp_nthw_agx.p_io_nim, + p_fpga_info->mp_nthw_agx.p_i2cm, + 0x20, + p_fpga_info->mp_nthw_agx.p_pca9849, + 3); + + if (res != 0) + return res; + + /* Create PCAL6416A I/O expander for controlling TS */ + p_fpga_info->mp_nthw_agx.p_io_ts = nthw_pcal6416a_new(); + res = nthw_pcal6416a_init(p_fpga_info->mp_nthw_agx.p_io_ts, + p_fpga_info->mp_nthw_agx.p_i2cm, + 0x20, + p_fpga_info->mp_nthw_agx.p_pca9849, + 2); + + if (res != 0) + return res; + + /* + * disable pps out + * TS_EXT1_OUT_EN : Low + */ + nthw_pcal6416a_write(p_fpga_info->mp_nthw_agx.p_io_ts, 0, 0); + + /* + * Enable DC termination + * TS_EXT1_TERM_DC_E : High + */ + nthw_pcal6416a_write(p_fpga_info->mp_nthw_agx.p_io_ts, 3, 1); + + /* + * enable 50 ohm termination + * TS_EXT1_TERM50_DIS : low + */ + nthw_pcal6416a_write(p_fpga_info->mp_nthw_agx.p_io_ts, 2, 0); + + /* + * Normal Threshold + * TS_EXT1_LOW_THRESHOLD: Low + */ + nthw_pcal6416a_write(p_fpga_info->mp_nthw_agx.p_io_ts, 1, 0); + + /* + * Select FPGA I/O - we want to use TSM Bresenham for time adjustments against PPS time + * reference TS_EXT_ZL30733_EnB: High + */ + nthw_pcal6416a_write(p_fpga_info->mp_nthw_agx.p_io_ts, 8, 1); + /* Create LED driver */ p_fpga_info->mp_nthw_agx.p_pca9532_led = nthw_pca9532_new(); res = nthw_pca9532_init(p_fpga_info->mp_nthw_agx.p_pca9532_led, @@ -100,6 +152,23 @@ static int nthw_fpga_rst_nt400dxx_init(struct fpga_info_s *p_fpga_info) for (uint8_t i = 0; i < 16; i++) nthw_pca9532_set_led_on(p_fpga_info->mp_nthw_agx.p_pca9532_led, i, false); + /* Enable power supply to NIMs */ + nthw_pcal6416a_write(p_fpga_info->mp_nthw_agx.p_io_nim, 8, 1); + nt_os_wait_usec(100000);/* 100ms */ + + /* Check that power supply turned on. Warn if it didn't. */ + uint8_t port_power_ok; + nthw_pcal6416a_read(p_fpga_info->mp_nthw_agx.p_io_nim, 9, &port_power_ok); + + if (port_power_ok != 1) { + NT_LOG(ERR, + NTHW, + "Warning: Power supply for QSFP modules did not turn on - Fuse might be blown."); + return -1; + } + + NT_LOG(INF, NTHW, "Status of power supply for QSFP modules %u", port_power_ok); + /* Create PCM */ p_fpga_info->mp_nthw_agx.p_pcm = nthw_pcm_nt400dxx_new(); res = nthw_pcm_nt400dxx_init(p_fpga_info->mp_nthw_agx.p_pcm, p_fpga, 0); diff --git a/drivers/net/ntnic/nthw/core/nthw_pcal6416a.c b/drivers/net/ntnic/nthw/core/nthw_pcal6416a.c index dd803ac66d..2fca469497 100644 --- a/drivers/net/ntnic/nthw/core/nthw_pcal6416a.c +++ b/drivers/net/ntnic/nthw/core/nthw_pcal6416a.c @@ -20,6 +20,29 @@ static const uint8_t config_port[2] = { 0x06, 0x07 }; * PCAL6416A I/O expander class */ +nthw_pcal6416a_t *nthw_pcal6416a_new(void) +{ + nthw_pcal6416a_t *p = malloc(sizeof(nthw_pcal6416a_t)); + + if (p) { + memset(p, 0, sizeof(nthw_pcal6416a_t)); + p->m_config_data[0] = 0xFF; + p->m_config_data[1] = 0xFF; + } + + return p; +} + +int nthw_pcal6416a_init(nthw_pcal6416a_t *p, nthw_i2cm_t *p_nt_i2cm, uint8_t dev_address, + nthw_pca9849_t *pca9849, uint8_t mux_channel) +{ + p->mp_nt_i2cm = p_nt_i2cm; + p->m_dev_address = dev_address; + p->mp_ca9849 = pca9849; + p->m_mux_channel = mux_channel; + return 0; +} + void nthw_pcal6416a_write(nthw_pcal6416a_t *p, uint8_t pin, uint8_t value) { uint8_t port; diff --git a/drivers/net/ntnic/nthw/nthw_drv.h b/drivers/net/ntnic/nthw/nthw_drv.h index ecd3bb9cc4..574dd663ea 100644 --- a/drivers/net/ntnic/nthw/nthw_drv.h +++ b/drivers/net/ntnic/nthw/nthw_drv.h @@ -24,6 +24,7 @@ typedef struct nthw_agx_s { nthw_i2cm_t *p_i2cm; nthw_pca9849_t *p_pca9849; + nthw_pcal6416a_t *p_io_ts; /* PCAL6416A I/O expander for controlling TS */ nthw_pcal6416a_t *p_io_nim; /* PCAL6416A I/O expander for controlling TS */ nthw_pca9532_t *p_pca9532_led; nthw_si5332_t *p_si5332; -- 2.45.0