src/mainboard/google/dedede/variants/beadrix/gpio.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <baseboard/gpio.h>
   4 #include <baseboard/variants.h>
   5 #include <bootstate.h>
   6 #include <fw_config.h>
   7
   8 /* Pad configuration in ramstage */
   9 static const struct pad_config gpio_table[] = {
  10         /* A10 : WWAN_EN */
  11         PAD_CFG_GPO(GPP_A10, 1, PWROK),
  12         /* A11 : TOUCH_RPT_EN ==> NC */
  13         PAD_NC(GPP_A11, NONE),
  14         /* A18 : USB_OC0_N */
  15         PAD_CFG_NF(GPP_A18, NONE, DEEP, NF1),
  16
  17         /* B7  : PCIE_CLKREQ2_N ==> WWAN_SAR_DETECT_ODL */
  18         PAD_CFG_GPO(GPP_B7, 1, DEEP),
  19
  20         /* C18 : AP_I2C_EMR_SDA ==> NC */
  21         PAD_NC(GPP_C18, NONE),
  22         /* C19 : AP_I2C_EMR_SCL ==> NC */
  23         PAD_NC(GPP_C19, NONE),
  24         /* C22 : UART2_RTS_N ==> NC */
  25         PAD_NC(GPP_C22, NONE),
  26         /* C23 : UART2_CTS_N ==> NC */
  27         PAD_NC(GPP_C23, NONE),
  28
  29         /* D0  : WWAN_HOST_WAKE ==> WWAN_WDISABLE_L */
  30         PAD_CFG_GPO(GPP_D0, 1, DEEP),
  31         /* D5  : TOUCH_RESET_L */
  32         PAD_NC(GPP_D5, NONE),
  33         /* D6  : EN_PP3300_TOUCH_S0 */
  34         PAD_NC(GPP_D6, NONE),
  35         /* D12 : WCAM_RST_L ==> NC */
  36         PAD_NC(GPP_D12, NONE),
  37         /* D13 : EN_PP2800_CAMERA */
  38         PAD_CFG_GPO(GPP_D13, 1, PLTRST),
  39         /* D14 : EN_PP1200_CAMERA ==> NC */
  40         PAD_NC(GPP_D14, NONE),
  41         /* D15 : UCAM_RST_L ==> NC */
  42         PAD_NC(GPP_D15, NONE),
  43         /* D19 : WWAN_WLAN_COEX1 ==> TP */
  44         PAD_NC(GPP_D19, NONE),
  45         /* D20 : WWAN_WLAN_COEX2 ==> TP */
  46         PAD_NC(GPP_D20, NONE),
  47         /* D21 : WWAN_WLAN_COEX3 ==> TP */
  48         PAD_NC(GPP_D21, NONE),
  49         /* D22 : AP_I2C_SUB_SDA*/
  50         PAD_CFG_NF(GPP_D22, NONE, DEEP, NF1),
  51         /* D23 : AP_I2C_SUB_SCL */
  52         PAD_CFG_NF(GPP_D23, NONE, DEEP, NF1),
  53
  54         /* E1  : EMR_RESET_L ==> NC */
  55         PAD_NC(GPP_E1, NONE),
  56         /* E2  : CLK_24M_WCAM ==> NC */
  57         PAD_NC(GPP_E2, NONE),
  58         /* E5  : AP_SUB_IO_2 ==> TP */
  59         PAD_NC(GPP_E5, NONE),
  60         /* E10 : GPP_E10/SML_DATA0 ==> NC */
  61         PAD_NC(GPP_E10, NONE),
  62         /* E11 : AP_I2C_SUB_INT_ODL */
  63         PAD_CFG_GPI_APIC(GPP_E11, NONE, PLTRST, LEVEL, NONE),
  64
  65         /* G0  : SD_CMD ==> NC */
  66         PAD_NC(GPP_G0, NONE),
  67         /* G1  : SD_DATA0 ==> NC */
  68         PAD_NC(GPP_G1, NONE),
  69         /* G2  : SD_DATA1 ==> NC */
  70         PAD_NC(GPP_G2, NONE),
  71         /* G3  : SD_DATA2 ==> NC */
  72         PAD_NC(GPP_G3, NONE),
  73         /* G4  : SD_DATA3 ==> NC */
  74         PAD_NC(GPP_G4, NONE),
  75         /* G5  : SD_CD_ODL ==> NC */
  76         PAD_NC(GPP_G5, NONE),
  77         /* G6  : SD_CLK ==> NC */
  78         PAD_NC(GPP_G6, NONE),
  79         /* G7  : SD_SDIO_WP ==> NC */
  80         PAD_NC(GPP_G7, NONE),
  81
  82         /* H1  : EN_PP3300_SD_U ==> NC */
  83         PAD_NC(GPP_H1, NONE),
  84         /* H6  : AP_I2C_CAM_SDA ==> NC */
  85         PAD_NC(GPP_H6, NONE),
  86         /* H7  : AP_I2C_CAM_SCL ==> NC */
  87         PAD_NC(GPP_H7, NONE),
  88         /* H17 : WWAN_RST_L */
  89         PAD_CFG_GPO(GPP_H17, 0, PLTRST),
  90
  91         /* S2  : DMIC1_CLK ==> NC */
  92         PAD_NC(GPP_S2, NONE),
  93         /* S3  : DMIC1_DATA ==> NC */
  94         PAD_NC(GPP_S3, NONE),
  95 };
  96
  97 static const struct pad_config lte_disable_pads[] = {
  98         PAD_NC(GPP_A10, NONE),
  99         PAD_NC(GPP_D0, NONE),
 100         PAD_NC(GPP_H17, NONE),
 101 };
 102
 103 const struct pad_config *variant_override_gpio_table(size_t *num)
 104 {
 105         *num = ARRAY_SIZE(gpio_table);
 106         return gpio_table;
 107 }
 108
 109 static const struct pad_config romstage_gpio_table[] = {
 110         /* no touchscreen present */
 111         /* D5  : TOUCH_RESET_L */
 112         PAD_NC(GPP_D5, NONE),
 113         /* D6  : EN_PP3300_TOUCH_S0 */
 114         PAD_NC(GPP_D6, NONE),
 115 };
 116
 117 const struct pad_config *__weak variant_romstage_gpio_table(size_t *num)
 118 {
 119         *num = ARRAY_SIZE(romstage_gpio_table);
 120         return romstage_gpio_table;
 121 }
 122
 123 static void fw_config_handle(void *unused)
 124 {
 125          if (!fw_config_probe(FW_CONFIG(DB_PORTS, DB_PORTS_1C_LTE)))
 126                 gpio_configure_pads(lte_disable_pads, ARRAY_SIZE(lte_disable_pads));
 127 }
 128 BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_ENTRY, fw_config_handle, NULL);