diff options
Diffstat (limited to 'test/vpd_api.c')
| -rw-r--r-- | test/vpd_api.c | 586 |
1 files changed, 0 insertions, 586 deletions
diff --git a/test/vpd_api.c b/test/vpd_api.c deleted file mode 100644 index 65e86adb96..0000000000 --- a/test/vpd_api.c +++ /dev/null @@ -1,586 +0,0 @@ -/* Copyright 2019 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "registers.h" -#include "vpd_api.h" -#include "driver/tcpm/tcpm.h" -#include "console.h" -/* - * Polarity based on 'DFP Perspective' (see table USB Type-C Cable and Connector - * Specification) - * - * CC1 CC2 STATE POSITION - * ---------------------------------------- - * open open NC N/A - * Rd open UFP attached 1 - * open Rd UFP attached 2 - * open Ra pwr cable no UFP N/A - * Ra open pwr cable no UFP N/A - * Rd Ra pwr cable & UFP 1 - * Ra Rd pwr cable & UFP 2 - * Rd Rd dbg accessory N/A - * Ra Ra audio accessory N/A - * - * Note, V(Rd) > V(Ra) - */ -#ifndef PD_SRC_RD_THRESHOLD -#define PD_SRC_RD_THRESHOLD PD_SRC_DEF_RD_THRESH_MV -#endif -#ifndef PD_SRC_VNC -#define PD_SRC_VNC PD_SRC_DEF_VNC_MV -#endif - -#ifndef CC_RA -#define CC_RA(port, cc, sel) (cc < pd_src_rd_threshold[ct_cc_rp_value]) -#endif -#define CC_RD(cc) ((cc >= PD_SRC_RD_THRESHOLD) && (cc < PD_SRC_VNC)) -#ifndef CC_NC -#define CC_NC(port, cc, sel) (cc >= PD_SRC_VNC) -#endif - -/* - * Polarity based on 'UFP Perspective'. - * - * CC1 CC2 STATE POSITION - * ---------------------------------------- - * open open NC N/A - * Rp open DFP attached 1 - * open Rp DFP attached 2 - * Rp Rp Accessory attached N/A - */ -#ifndef PD_SNK_VA -#define PD_SNK_VA PD_SNK_VA_MV -#endif - -#define CC_RP(cc) (cc >= PD_SNK_VA) - -/* Mock Board State */ -static enum vpd_pwr mock_vconn_pwr_sel_odl; -static enum vpd_gpo mock_cc1_cc2_rd_l; -static enum vpd_gpo mock_cc_db_en_od; -static enum vpd_gpo mock_cc_rpusb_odh; -static enum vpd_cc mock_ct_cl_sel; -static int mock_mcu_cc_en; -static enum vpd_billboard mock_present_billboard; -static int mock_red_led; -static int mock_green_led; -static int mock_vbus_pass_en; - -static int mock_read_host_vbus; -static int mock_read_ct_vbus; -static int mock_read_vconn; - -static struct mock_pin mock_cc2_rpusb_odh; -static struct mock_pin mock_cc2_rp3a0_rd_l; -static struct mock_pin mock_cc1_rpusb_odh; -static struct mock_pin mock_cc1_rp3a0_rd_l; -static struct mock_pin mock_cc_vpdmcu; -static struct mock_pin mock_cc_rp3a0_rd_l; - -/* Charge-Through pull up/down enabled */ -static int ct_cc_pull; -/* Charge-Through pull up value */ -static int ct_cc_rp_value; - -/* Charge-Through pull up/down enabled */ -static int host_cc_pull; -/* Charge-Through pull up value */ -static int host_cc_rp_value; - -/* Voltage thresholds for Ra attach in normal SRC mode */ -static int pd_src_rd_threshold[TYPEC_RP_RESERVED] = { - PD_SRC_DEF_RD_THRESH_MV, - PD_SRC_1_5_RD_THRESH_MV, - PD_SRC_3_0_RD_THRESH_MV, -}; - -enum vpd_pwr mock_get_vconn_pwr_source(void) -{ - return mock_vconn_pwr_sel_odl; -} - -int mock_get_ct_cc1_rpusb(void) -{ - return mock_cc1_rpusb_odh.value; -} - -int mock_get_ct_cc2_rpusb(void) -{ - return mock_cc2_rpusb_odh.value; -} - -enum vpd_gpo mock_get_ct_rd(void) -{ - return mock_cc1_cc2_rd_l; -} - -enum vpd_gpo mock_get_cc_rpusb_odh(void) -{ - return mock_cc_rpusb_odh; -} - -enum vpd_gpo mock_get_cc_db_en_od(void) -{ - return mock_cc_db_en_od; -} - -enum vpd_cc moch_get_ct_cl_sel(void) -{ - return mock_ct_cl_sel; -} - -int mock_get_mcu_cc_en(void) -{ - return mock_mcu_cc_en; -} - -enum vpd_billboard mock_get_present_billboard(void) -{ - return mock_present_billboard; -} - -int mock_get_red_led(void) -{ - return mock_red_led; -} - -int mock_get_green_led(void) -{ - return mock_green_led; -} - -int mock_get_vbus_pass_en(void) -{ - return mock_vbus_pass_en; -} - -void mock_set_host_cc_sink_voltage(int v) -{ - mock_cc_vpdmcu.value = v; -} - -void mock_set_host_cc_source_voltage(int v) -{ - mock_cc_vpdmcu.value2 = v; -} - -void mock_set_host_vbus(int v) -{ - mock_read_host_vbus = v; -} - -void mock_set_ct_vbus(int v) -{ - mock_read_ct_vbus = v; -} - -void mock_set_vconn(int v) -{ - mock_read_vconn = v; -} - -int mock_get_cfg_cc2_rpusb_odh(void) -{ - return mock_cc2_rpusb_odh.cfg; -} - -int mock_set_cc2_rpusb_odh(int v) -{ - if (mock_cc2_rpusb_odh.cfg == PIN_ADC) { - mock_cc2_rpusb_odh.value = v; - return 1; - } - return 0; -} - -int mock_get_cfg_cc2_rp3a0_rd_l(void) -{ - return mock_cc2_rp3a0_rd_l.cfg; -} - -int mock_set_cc2_rp3a0_rd_l(int v) -{ - if (mock_cc2_rp3a0_rd_l.cfg == PIN_ADC) { - mock_cc2_rp3a0_rd_l.value = v; - return 1; - } - - return 0; -} - -int mock_get_cc1_rpusb_odh(void) -{ - return mock_cc1_rpusb_odh.cfg; -} - -int mock_set_cc1_rpusb_odh(int v) -{ - if (mock_cc1_rpusb_odh.cfg == PIN_ADC) { - mock_cc1_rpusb_odh.value = v; - return 1; - } - - return 0; -} - -int mock_get_cfg_cc_vpdmcu(void) -{ - return mock_cc_vpdmcu.cfg; -} - -enum vpd_pin mock_get_cfg_cc_rp3a0_rd_l(void) -{ - return mock_cc_rp3a0_rd_l.cfg; -} - -int mock_get_cc_rp3a0_rd_l(void) -{ - return mock_cc_rp3a0_rd_l.value; -} - -int mock_get_cfg_cc1_rp3a0_rd_l(void) -{ - return mock_cc1_rp3a0_rd_l.cfg; -} - -int mock_set_cc1_rp3a0_rd_l(int v) -{ - if (mock_cc1_rp3a0_rd_l.cfg == PIN_ADC) { - mock_cc1_rp3a0_rd_l.value = v; - return 1; - } - - return 0; -} - -/* Convert CC voltage to CC status */ -static int vpd_cc_voltage_to_status(int cc_volt, int cc_pull) -{ - /* If we have a pull-up, then we are source, check for Rd. */ - if (cc_pull == TYPEC_CC_RP) { - if (CC_NC(0, cc_volt, 0)) - return TYPEC_CC_VOLT_OPEN; - else if (CC_RA(0, cc_volt, 0)) - return TYPEC_CC_VOLT_RA; - else - return TYPEC_CC_VOLT_RD; - /* If we have a pull-down, then we are sink, check for Rp. */ - } else if (cc_pull == TYPEC_CC_RD || cc_pull == TYPEC_CC_RA_RD) { - if (cc_volt >= TYPE_C_SRC_3000_THRESHOLD) - return TYPEC_CC_VOLT_RP_3_0; - else if (cc_volt >= TYPE_C_SRC_1500_THRESHOLD) - return TYPEC_CC_VOLT_RP_1_5; - else if (CC_RP(cc_volt)) - return TYPEC_CC_VOLT_RP_DEF; - else - return TYPEC_CC_VOLT_OPEN; - } else { - /* If we are open, then always return 0 */ - return 0; - } -} - -void vpd_ct_set_pull(int pull, int rp_value) -{ - ct_cc_pull = pull; - - switch (pull) { - case TYPEC_CC_RP: - ct_cc_rp_value = rp_value; - vpd_cc1_cc2_db_en_l(GPO_HIGH); - switch (rp_value) { - case TYPEC_RP_USB: - vpd_config_cc1_rp3a0_rd_l(PIN_ADC, 0); - vpd_config_cc2_rp3a0_rd_l(PIN_ADC, 0); - vpd_config_cc1_rpusb_odh(PIN_GPO, 1); - vpd_config_cc2_rpusb_odh(PIN_GPO, 1); - break; - case TYPEC_RP_3A0: - vpd_config_cc1_rpusb_odh(PIN_ADC, 0); - vpd_config_cc2_rpusb_odh(PIN_ADC, 0); - vpd_config_cc1_rp3a0_rd_l(PIN_GPO, 1); - vpd_config_cc2_rp3a0_rd_l(PIN_GPO, 1); - break; - } - break; - case TYPEC_CC_RD: - vpd_config_cc1_rpusb_odh(PIN_ADC, 0); - vpd_config_cc2_rpusb_odh(PIN_ADC, 0); - vpd_config_cc1_rp3a0_rd_l(PIN_ADC, 0); - vpd_config_cc2_rp3a0_rd_l(PIN_ADC, 0); - vpd_cc1_cc2_db_en_l(GPO_LOW); - break; - case TYPEC_CC_OPEN: - vpd_cc1_cc2_db_en_l(GPO_HIGH); - vpd_config_cc1_rpusb_odh(PIN_ADC, 0); - vpd_config_cc2_rpusb_odh(PIN_ADC, 0); - vpd_config_cc1_rp3a0_rd_l(PIN_ADC, 0); - vpd_config_cc2_rp3a0_rd_l(PIN_ADC, 0); - break; - } -} - -void vpd_ct_get_cc(int *cc1, int *cc2) -{ - int cc1_v = 0; - int cc2_v = 0; - - switch (ct_cc_pull) { - case TYPEC_CC_RP: - switch (ct_cc_rp_value) { - case TYPEC_RP_USB: - cc1_v = mock_cc1_rp3a0_rd_l.value; - cc2_v = mock_cc2_rp3a0_rd_l.value; - break; - case TYPEC_RP_3A0: - cc1_v = mock_cc1_rpusb_odh.value; - cc2_v = mock_cc2_rpusb_odh.value; - break; - } - - if (!cc1_v && !cc2_v) { - cc1_v = PD_SRC_VNC; - cc2_v = PD_SRC_VNC; - } - break; - case TYPEC_CC_RD: - cc1_v = mock_cc1_rpusb_odh.value; - cc2_v = mock_cc2_rpusb_odh.value; - break; - case TYPEC_CC_OPEN: - *cc1 = 0; - *cc2 = 0; - return; - } - - *cc1 = vpd_cc_voltage_to_status(cc1_v, ct_cc_pull); - *cc2 = vpd_cc_voltage_to_status(cc2_v, ct_cc_pull); -} - -void vpd_host_set_pull(int pull, int rp_value) -{ - host_cc_pull = pull; - - switch (pull) { - case TYPEC_CC_RP: - vpd_cc_db_en_od(GPO_LOW); - host_cc_rp_value = rp_value; - switch (rp_value) { - case TYPEC_RP_USB: - vpd_config_cc_rp3a0_rd_l(PIN_CMP, 0); - vpd_cc_rpusb_odh(GPO_HIGH); - break; - case TYPEC_RP_3A0: - vpd_cc_rpusb_odh(GPO_HZ); - vpd_config_cc_rp3a0_rd_l(PIN_GPO, 1); - break; - } - break; - case TYPEC_CC_RD: - vpd_cc_rpusb_odh(GPO_HZ); - vpd_cc_db_en_od(GPO_LOW); - - vpd_config_cc_rp3a0_rd_l(PIN_GPO, 0); - break; - case TYPEC_CC_RA_RD: - vpd_cc_rpusb_odh(GPO_HZ); - vpd_config_cc_rp3a0_rd_l(PIN_GPO, 0); - - /* - * RA is connected to VCONN - * RD is connected to CC - */ - vpd_cc_db_en_od(GPO_HZ); - break; - case TYPEC_CC_OPEN: - vpd_cc_rpusb_odh(GPO_HZ); - vpd_config_cc_rp3a0_rd_l(PIN_CMP, 0); - vpd_cc_db_en_od(GPO_LOW); - - /* - * Do nothing. CC is open on entry to this function - */ - break; - } -} - -void vpd_host_get_cc(int *cc) -{ - int v; - - if (host_cc_pull == TYPEC_CC_OPEN) { - *cc = 0; - return; - } else if (host_cc_pull == TYPEC_CC_RP) { - v = mock_cc_vpdmcu.value; - } else { - v = mock_cc_vpdmcu.value2; - } - - *cc = vpd_cc_voltage_to_status(v, host_cc_pull); -} - -void vpd_rx_enable(int en) -{ - if (en) { - mock_ct_cl_sel = 0; - mock_mcu_cc_en = 1; - } - - tcpm_set_polarity(0, 0); - tcpm_set_rx_enable(0, en); -} - -/* - * PA1: Configure as ADC, CMP, or GPO - */ -void vpd_config_cc_vpdmcu(enum vpd_pin cfg, int en) -{ - mock_cc_vpdmcu.cfg = cfg; - - if (cfg == PIN_GPO) - mock_cc_vpdmcu.value = en ? 1 : 0; -} - -/* - * PA2: Configure as COMP2_INM6 or GPO - */ -void vpd_config_cc_rp3a0_rd_l(enum vpd_pin cfg, int en) -{ - mock_cc_rp3a0_rd_l.cfg = cfg; - - if (cfg == PIN_GPO) - mock_cc_rp3a0_rd_l.value = en ? 1 : 0; -} - -/* - * PA4: Configure as ADC, CMP, or GPO - */ -void vpd_config_cc1_rp3a0_rd_l(enum vpd_pin cfg, int en) -{ - mock_cc1_rp3a0_rd_l.cfg = cfg; - - if (cfg == PIN_GPO) - mock_cc1_rp3a0_rd_l.value = en ? 1 : 0; -} - -/* - * PA5: Configure as ADC, COMP, or GPO - */ -void vpd_config_cc2_rp3a0_rd_l(enum vpd_pin cfg, int en) -{ - mock_cc2_rp3a0_rd_l.cfg = cfg; - - if (cfg == PIN_GPO) - mock_cc2_rp3a0_rd_l.value = en ? 1 : 0; -} - -/* - * PB0: Configure as ADC or GPO - */ -void vpd_config_cc1_rpusb_odh(enum vpd_pin cfg, int en) -{ - mock_cc1_rpusb_odh.cfg = cfg; - - if (cfg == PIN_GPO) - mock_cc1_rpusb_odh.value = en ? 1 : 0; -} - -/* - * PB1: Configure as ADC or GPO - */ -void vpd_config_cc2_rpusb_odh(enum vpd_pin cfg, int en) -{ - mock_cc2_rpusb_odh.cfg = cfg; - - if (cfg == PIN_GPO) - mock_cc2_rpusb_odh.value = en ? 1 : 0; -} - -int vpd_read_host_vbus(void) -{ - return mock_read_host_vbus; -} - -int vpd_read_ct_vbus(void) -{ - return mock_read_ct_vbus; -} - -int vpd_read_vconn(void) -{ - return mock_read_vconn; -} - -int vpd_is_host_vbus_present(void) -{ - return (vpd_read_host_vbus() >= PD_SNK_VA); -} - -int vpd_is_ct_vbus_present(void) -{ - return (vpd_read_ct_vbus() >= PD_SNK_VA); -} - -int vpd_is_vconn_present(void) -{ - return (vpd_read_vconn() >= PD_SNK_VA); -} - -int vpd_read_rdconnect_ref(void) -{ - return 200; /* 200 mV */ -} - -void vpd_red_led(int on) -{ - mock_red_led = on ? 0 : 1; -} - -void vpd_green_led(int on) -{ - mock_green_led = on ? 0 : 1; -} - -void vpd_vbus_pass_en(int en) -{ - mock_vbus_pass_en = en ? 1 : 0; -} - -void vpd_present_billboard(enum vpd_billboard bb) -{ - mock_present_billboard = bb; -} - -void vpd_mcu_cc_en(int en) -{ - mock_mcu_cc_en = en ? 1 : 0; -} - -void vpd_ct_cc_sel(enum vpd_cc sel) -{ - mock_ct_cl_sel = sel; -} - -/* Set as GPO High, GPO Low, or High-Z */ -void vpd_cc_db_en_od(enum vpd_gpo val) -{ - mock_cc_db_en_od = val; -} - -void vpd_cc_rpusb_odh(enum vpd_gpo val) -{ - mock_cc_rpusb_odh = val; -} - -void vpd_cc1_cc2_db_en_l(enum vpd_gpo val) -{ - mock_cc1_cc2_rd_l = val; -} - -void vpd_vconn_pwr_sel_odl(enum vpd_pwr en) -{ - mock_vconn_pwr_sel_odl = en; -} |