| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <baseboard/variants.h> |
| #include <boardid.h> |
| #include <device/device.h> |
| #include <drivers/i2c/hid/chip.h> |
| #include <fw_config.h> |
| #include <gpio.h> |
| #include <soc/gpio.h> |
| |
| static void devtree_update_emmc_rtd3(uint32_t board_ver) |
| { |
| struct device *emmc_rtd3 = DEV_PTR(emmc_rtd3); |
| if (board_ver > 1) |
| return; |
| |
| emmc_rtd3->enabled = 0; |
| } |
| |
| static void devtree_update_audio_codec(void) |
| { |
| struct device *audio_codec = DEV_PTR(audio_codec); |
| struct drivers_i2c_generic_config *config = audio_codec->chip_info; |
| |
| if (fw_config_probe(FW_CONFIG(AUDIO, MAX98360_ALC5682I_VS_I2S))) |
| config->hid = "RTL5682"; |
| } |
| |
| static const struct pad_config nvme_disable_pads[] = { |
| PAD_NC(GPP_B2, NONE), /* B2 : VRALERT# ==> M2_SSD_PLA_L */ |
| PAD_NC(GPP_B4, NONE), /* B4 : PROC_GP3 ==> SSD_PERST_L */ |
| PAD_NC(GPP_D3, NONE), /* D3 : ISH_GP3 ==> M2_SSD_PLN_L */ |
| PAD_NC(GPP_D5, NONE), /* D5 : SRCCLKREQ0# ==> SSD_CLKREQ_ODL */ |
| PAD_NC(GPP_D11, NONE), /* D11 : ISH_SPI_MISO ==> EN_PP3300_SSD */ |
| }; |
| |
| static const struct pad_config emmc_disable_pads[] = { |
| PAD_NC(GPP_B3, NONE), /* B3 : PROC_GP2 ==> eMMC_PERST_L */ |
| PAD_NC(GPP_E20, NONE), /* E20 : USB_C1_LSX_SOC_TX ==> EN_PP3300_eMMC */ |
| PAD_NC(GPP_F19, NONE), /* F19 : SRCCLKREQ6# ==> EMMC_CLKREQ_ODL */ |
| }; |
| |
| static void disable_unused_gpios(void) |
| { |
| int emmc_detected = gpio_get(GPP_T2); |
| |
| if (emmc_detected == 1) |
| gpio_configure_pads(nvme_disable_pads, ARRAY_SIZE(nvme_disable_pads)); |
| else |
| gpio_configure_pads(emmc_disable_pads, ARRAY_SIZE(emmc_disable_pads)); |
| } |
| |
| void variant_devtree_update(void) |
| { |
| uint32_t board_ver = board_id(); |
| disable_unused_gpios(); |
| devtree_update_emmc_rtd3(board_ver); |
| devtree_update_audio_codec(); |
| } |