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| 1 | +/* |
| 2 | + * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD |
| 3 | + * |
| 4 | + * SPDX-License-Identifier: Apache-2.0 |
| 5 | + */ |
| 6 | +#include "soc/soc_caps.h" |
| 7 | +#include "soc/i2c_ana_mst_reg.h" |
| 8 | +#include "soc/pmu_reg.h" |
| 9 | + |
| 10 | +#include "modem/modem_syscon_reg.h" |
| 11 | +#include "modem/modem_lpcon_reg.h" |
| 12 | + |
| 13 | +#include "esp_private/esp_pau.h" |
| 14 | +#include "esp_private/sleep_modem.h" |
| 15 | +#include "esp_private/sleep_retention.h" |
| 16 | + |
| 17 | +#if SOC_PM_SUPPORT_PMU_MODEM_STATE |
| 18 | + |
| 19 | +#define SARADC_TSENS_REG (0x6000e058) |
| 20 | +#define SARADC_TSENS_PU (BIT(22)) |
| 21 | +#define PMU_RF_PWR_REG (0x600b0154) |
| 22 | + |
| 23 | +#define FECOEX_SET_FREQ_SET_CHAN_REG (0x600a00c0) |
| 24 | +#define FECOEX_SET_CHAN_EN (BIT(14)) |
| 25 | +#define FECOEX_SET_FREQ_SET_CHAN_ST_REG (0x600a00cc) |
| 26 | +#define FECOEX_SET_CHAN_DONE (BIT(8)) |
| 27 | +#define FECOEX_AGC_CONF_REG (0x600a7030) |
| 28 | +#define FECOEX_AGC_DIS (BIT(29)) |
| 29 | + |
| 30 | +#define WDEVTXQ_BLOCK (0x600A4ca8) |
| 31 | +#define WDEV_RXBLOCK (BIT(12)) |
| 32 | +#define MODEM_FE_DATA_BASE (0x600a0400) |
| 33 | +#define MODEM_FE_CTRL_BASE (0x600a0800) |
| 34 | + |
| 35 | +esp_err_t sleep_modem_state_phy_link_init(void **link_head) |
| 36 | +{ |
| 37 | + esp_err_t err = ESP_OK; |
| 38 | + |
| 39 | +#if SOC_PM_PAU_REGDMA_LINK_WIFIMAC |
| 40 | + static regdma_link_config_t wifi_modem_config[] = { |
| 41 | + [0] = REGDMA_LINK_CONTINUOUS_INIT(REGDMA_MODEM_FE_LINK(0), MODEM_FE_DATA_BASE, MODEM_FE_DATA_BASE, 41, 0, 0), |
| 42 | + [1] = REGDMA_LINK_CONTINUOUS_INIT(REGDMA_MODEM_FE_LINK(1), MODEM_FE_CTRL_BASE, MODEM_FE_CTRL_BASE, 87, 0, 0), |
| 43 | + |
| 44 | + [2] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x00), MODEM_LPCON_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_EN, MODEM_LPCON_CLK_I2C_MST_EN_M, 1, 0), /* I2C MST enable */ |
| 45 | + [3] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x01), MODEM_LPCON_I2C_MST_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_SEL_160M, MODEM_LPCON_CLK_I2C_MST_SEL_160M_M, 1, 0), /* I2C MST sel 160m enable */ |
| 46 | + |
| 47 | + /* PMU or software to trigger enable RF PHY */ |
| 48 | + [4] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x02), I2C_ANA_MST_ANA_CONF0_REG, 0x8, 0xc, 1, 0), /* BBPLL calibration enable */ |
| 49 | + [5] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x03), PMU_RF_PWR_REG, 0xf0000000, 0xf0000000, 1, 0), |
| 50 | + [6] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x04), SARADC_TSENS_REG, SARADC_TSENS_PU, 0x400000, 1, 0), |
| 51 | + [7] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x05), I2C_ANA_MST_I2C_BURST_CONF_REG, 0, 0xffffffff, 1, 0), |
| 52 | + [8] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x06), PMU_DATE_REG, ~I2C_ANA_MST_BURST_DONE, 0x1, 1, 0), |
| 53 | + [9] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x07), PMU_DATE_REG, ~I2C_ANA_MST_BURST_DONE, 0x1, 1, 0), |
| 54 | + [10] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x08), I2C_ANA_MST_I2C_BURST_STATUS_REG, I2C_ANA_MST_BURST_DONE, 0x1, 1, 0), |
| 55 | + [11] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x09), FECOEX_SET_FREQ_SET_CHAN_REG, FECOEX_SET_CHAN_EN, 0x4000, 1, 0), |
| 56 | + [12] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0a), FECOEX_SET_FREQ_SET_CHAN_REG, 0, 0x4000, 1, 0), |
| 57 | + [13] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0b), PMU_DATE_REG, ~FECOEX_SET_CHAN_DONE, 0x100, 1, 0), |
| 58 | + [14] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x0c), PMU_DATE_REG, ~FECOEX_SET_CHAN_DONE, 0x100, 1, 0), |
| 59 | + [15] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x0d), FECOEX_SET_FREQ_SET_CHAN_ST_REG, FECOEX_SET_CHAN_DONE, 0x100, 1, 0), |
| 60 | + [16] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0e), MODEM_SYSCON_WIFI_BB_CFG_REG, BIT(1), 0x2, 1, 0), |
| 61 | + [17] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x0f), FECOEX_AGC_CONF_REG, 0, 0x20000000, 1, 0), |
| 62 | + |
| 63 | + /* PMU to trigger enable RXBLOCK */ |
| 64 | + [18] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x10), WDEVTXQ_BLOCK, 0, 0x1000, 1, 0), |
| 65 | + |
| 66 | + /* PMU or software to trigger disable RF PHY */ |
| 67 | + [19] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x11), FECOEX_AGC_CONF_REG, FECOEX_AGC_DIS, 0x20000000, 0, 1), |
| 68 | + [20] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x12), MODEM_SYSCON_WIFI_BB_CFG_REG, 0, 0x2, 0, 1), |
| 69 | + [21] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x13), FECOEX_SET_FREQ_SET_CHAN_REG, 0, 0x4000, 0, 1), |
| 70 | + [22] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x14), I2C_ANA_MST_I2C_BURST_CONF_REG, 0, 0xffffffff, 0, 1), |
| 71 | + [23] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x15), PMU_DATE_REG, ~I2C_ANA_MST_BURST_DONE, 0x1, 0, 1), |
| 72 | + [24] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x16), PMU_DATE_REG, ~I2C_ANA_MST_BURST_DONE, 0x1, 0, 1), |
| 73 | + [25] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x17), I2C_ANA_MST_I2C_BURST_STATUS_REG, I2C_ANA_MST_BURST_DONE, 0x1, 0, 1), |
| 74 | + [26] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x18), SARADC_TSENS_REG, 0, 0x400000, 0, 1), |
| 75 | + [27] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x19), PMU_RF_PWR_REG, 0, 0xf0000000, 0, 1), |
| 76 | + [28] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x1a), I2C_ANA_MST_ANA_CONF0_REG, 0x4, 0xc, 0, 1), /* BBPLL calibration disable */ |
| 77 | + |
| 78 | + [29] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x1b), MODEM_LPCON_CLK_CONF_REG, 0, MODEM_LPCON_CLK_I2C_MST_EN_M, 0, 1), /* I2C MST disable */ |
| 79 | + |
| 80 | + /* PMU to trigger disable RXBLOCK */ |
| 81 | + [30] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x1c), PMU_DATE_REG, ~0, 0x6000, 0, 1), |
| 82 | + [31] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x1d), PMU_DATE_REG, ~0, 0x6000, 0, 1), |
| 83 | + [32] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x1e), WDEVTXQ_BLOCK, 0, 0x6000, 0, 1), |
| 84 | + [33] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x1f), WDEVTXQ_BLOCK, WDEV_RXBLOCK, 0x1000, 0, 1), |
| 85 | + [34] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x20), PMU_DATE_REG, ~0, 0x6000, 0, 1), |
| 86 | + [35] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x21), PMU_DATE_REG, ~0, 0x6000, 0, 1), |
| 87 | + [36] = REGDMA_LINK_WAIT_INIT (REGDMA_PHY_LINK(0x22), WDEVTXQ_BLOCK, 0, 0x6000, 0, 1), |
| 88 | + |
| 89 | + [37] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x23), PMU_SLP_WAKEUP_CNTL7_REG, 0x200000, 0xffff0000, 1, 0), |
| 90 | + [38] = REGDMA_LINK_WRITE_INIT(REGDMA_PHY_LINK(0x24), PMU_SLP_WAKEUP_CNTL7_REG, 0x9730000, 0xffff0000, 0, 1) |
| 91 | + }; |
| 92 | + extern uint32_t phy_ana_i2c_master_burst_rf_onoff(bool on); |
| 93 | + wifi_modem_config[7].write_wait.value = phy_ana_i2c_master_burst_rf_onoff(true); |
| 94 | + wifi_modem_config[22].write_wait.value = phy_ana_i2c_master_burst_rf_onoff(false); |
| 95 | + |
| 96 | + void *link = NULL; |
| 97 | + for (int i = ARRAY_SIZE(wifi_modem_config) - 1; (err == ESP_OK) && (i >= 0); i--) { |
| 98 | + void *next = regdma_link_init_safe(&wifi_modem_config[i], false, 0, link); |
| 99 | + if (next) { |
| 100 | + link = next; |
| 101 | + } else { |
| 102 | + regdma_link_destroy(link, 0); |
| 103 | + err = ESP_ERR_NO_MEM; |
| 104 | + } |
| 105 | + } |
| 106 | + if (err == ESP_OK) { |
| 107 | + pau_regdma_set_modem_link_addr(link); |
| 108 | + *link_head = link; |
| 109 | + } |
| 110 | +#endif |
| 111 | + return err; |
| 112 | +} |
| 113 | + |
| 114 | +esp_err_t sleep_modem_state_phy_link_deinit(void *link_head) |
| 115 | +{ |
| 116 | +#if SOC_PM_PAU_REGDMA_LINK_WIFIMAC |
| 117 | + regdma_link_destroy(link_head, 0); |
| 118 | +#endif |
| 119 | + return ESP_OK; |
| 120 | +} |
| 121 | + |
| 122 | +#endif /* SOC_PM_SUPPORT_PMU_MODEM_STATE */ |
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