src/mainboard/google/brya/variants/yavilla/gpio.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <baseboard/gpio.h>
   4 #include <baseboard/variants.h>
   5 #include <commonlib/helpers.h>
   6 #include <soc/gpio.h>
   7
   8 /* Pad configuration in ramstage */
   9 static const struct pad_config override_gpio_table[] = {
  10         /* A8  : WWAN_RF_DISABLE_ODL */
  11         PAD_CFG_GPO(GPP_A8, 1, DEEP),
  12         /* A18 : NC ==> HDMI_HPD_SRC */
  13         PAD_CFG_NF(GPP_A18, NONE, DEEP, NF1),
  14         /* A21 : GPP_A21 ==> USB_C1_AUX_DC_P */
  15         PAD_CFG_GPO(GPP_A21, 0, DEEP),
  16         /* A22 : GPP_A22 ==> USB_C1_AUX_DC_N */
  17         PAD_CFG_GPO(GPP_A22, 1, DEEP),
  18
  19         /* D6  : WWAN_EN */
  20         PAD_CFG_GPO(GPP_D6, 1, DEEP),
  21         /* D8  : SD_CLKREQ_ODL ==> NC  */
  22         PAD_NC(GPP_D8, NONE),
  23
  24         /* F6  : CNV_PA_BLANKING ==> NC */
  25         PAD_NC(GPP_F6, NONE),
  26         /* F12 : WWAN_RST_ODL */
  27         PAD_CFG_GPO_LOCK(GPP_F12, 1, LOCK_CONFIG),
  28         /* F23 : V1P05EXT_CTRL ==> NC */
  29         PAD_NC(GPP_F23, NONE),
  30
  31         /* H8  : CNV_MFUART2_RXD ==> NC */
  32         PAD_NC(GPP_H8, NONE),
  33         /* H9  : CNV_MFUART2_TXD ==> NC */
  34         PAD_NC(GPP_H9, NONE),
  35         /* H12 : SD_PERST_L ==> NC */
  36         PAD_NC(GPP_H12, NONE),
  37         /* H13 : EN_PP3300_SD_X ==> NC */
  38         PAD_NC(GPP_H13, NONE),
  39         /* H15 : HDMI_SRC_SCL */
  40         PAD_CFG_NF(GPP_H15, NONE, DEEP, NF1),
  41         /* H17 : HDMI_SRC_SDA */
  42         PAD_CFG_NF(GPP_H17, NONE, DEEP, NF1),
  43         /* H19 : SRCCLKREQ4# ==> NC */
  44         PAD_NC(GPP_H19, NONE),
  45         /* H23 : WWAN_SAR_DETECT_ODL */
  46         PAD_CFG_GPO(GPP_H23, 1, DEEP),
  47
  48 };
  49
  50 /* Early pad configuration in bootblock */
  51 static const struct pad_config early_gpio_table[] = {
  52         /* D6  : WWAN_EN */
  53         PAD_CFG_GPO(GPP_D6, 0, DEEP),
  54         /* H20 : IMGCLKOUT1 ==> WLAN_PERST_L */
  55         PAD_CFG_GPO(GPP_H20, 0, DEEP),
  56         /* A13 : GPP_A13 ==> GSC_SOC_INT_ODL */
  57         PAD_CFG_GPI_APIC(GPP_A13, NONE, PLTRST, LEVEL, INVERT),
  58         /* E12 : THC0_SPI1_IO1 ==> SOC_WP_OD */
  59         PAD_CFG_GPI_GPIO_DRIVER(GPP_E12, NONE, DEEP),
  60         /* F18 : THC1_SPI2_INT# ==> EC_IN_RW_OD */
  61         PAD_CFG_GPI(GPP_F18, NONE, DEEP),
  62         /* H4  : I2C0_SDA ==> SOC_I2C_GSC_SDA */
  63         PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1),
  64         /* H5  : I2C0_SCL ==> SOC_I2C_GSC_SCL */
  65         PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1),
  66         /* H10 : UART0_RXD ==> UART_SOC_RX_DBG_TX */
  67         PAD_CFG_NF(GPP_H10, NONE, DEEP, NF2),
  68         /* H11 : UART0_TXD ==> UART_SOC_TX_DBG_RX */
  69         PAD_CFG_NF(GPP_H11, NONE, DEEP, NF2),
  70         /* B11 : PMCALERT# ==> EN_PP3300_WLAN_X */
  71         PAD_CFG_GPO(GPP_B11, 1, DEEP),
  72         /* F12 : WWAN_RST_ODL */
  73         PAD_CFG_GPO(GPP_F12, 0, DEEP),
  74 };
  75
  76 static const struct pad_config romstage_gpio_table[] = {
  77         /* Enable touchscreen, hold in reset */
  78         /* C0  : SMBCLK ==> EN_PP3300_TCHSCR */
  79         PAD_CFG_GPO(GPP_C0, 1, DEEP),
  80         /* C1  : SMBDATA ==> USI_RST_L */
  81         PAD_CFG_GPO(GPP_C1, 0, DEEP),
  82
  83         /* H20 : IMGCLKOUT1 ==> WLAN_PERST_L */
  84         PAD_CFG_GPO(GPP_H20, 1, DEEP),
  85 };
  86
  87 const struct pad_config *variant_gpio_override_table(size_t *num)
  88 {
  89         *num = ARRAY_SIZE(override_gpio_table);
  90         return override_gpio_table;
  91 }
  92
  93 const struct pad_config *variant_early_gpio_table(size_t *num)
  94 {
  95         *num = ARRAY_SIZE(early_gpio_table);
  96         return early_gpio_table;
  97 }
  98
  99 const struct pad_config *variant_romstage_gpio_table(size_t *num)
 100 {
 101         *num = ARRAY_SIZE(romstage_gpio_table);
 102         return romstage_gpio_table;
 103 }