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/* SPDX-License-Identifier: GPL-2.0-only */
#include "board.h"
#include <boardid.h>
#include <bootblock_common.h>
#include <device/device.h>
#include <device/mmio.h>
#include <soc/clock.h>
#include <soc/qupv3_config_common.h>
#include <soc/qup_se_handlers_common.h>
#include <soc/qcom_qup_se.h>
#include <soc/usb/usb_common.h>
#include <soc/usb/snps_usb_phy.h>
static struct usb_board_data usb0_board_data = {
.parameter_override_x0 = 0xe6,
.parameter_override_x1 = 0x8b,
.parameter_override_x2 = 0x16,
.parameter_override_x3 = 0x03,
};
static void setup_usb(void)
{
/* Assert EN_PP3300_HUB for those board variants that use it. */
gpio_output(USB_HUB_LDO_EN, 1);
setup_usb_host0(&usb0_board_data);
}
static void configure_sdhci(void)
{
/* Program eMMC drive strength to 16/10/10 mA */
write32((void *)SDC1_TLMM_CFG_ADDR, 0x9FE4);
/* Program SD card drive strength to 16/10/10 mA */
write32((void *)SDC2_TLMM_CFG_ADDR, 0x1FE4);
}
static void qi2s_configure_gpios(void)
{
gpio_configure(GPIO_MI2S1_SCK, GPIO106_FUNC_MI2S1_SCK,
GPIO_NO_PULL, GPIO_16MA, GPIO_OUTPUT);
gpio_configure(GPIO_MI2S1_WS, GPIO108_FUNC_MI2S1_WS,
GPIO_NO_PULL, GPIO_16MA, GPIO_OUTPUT);
gpio_configure(GPIO_MI2S1_DATA0, GPIO107_FUNC_MI2S1_DATA0,
GPIO_NO_PULL, GPIO_16MA, GPIO_OUTPUT);
}
static void mainboard_init(struct device *dev)
{
/* Configure clock for eMMC */
clock_configure_sdcc(1, 384 * MHz);
/* Configure clock for SD card */
clock_configure_sdcc(2, 50 * MHz);
configure_sdhci();
gpi_firmware_load(QUP_0_GSI_BASE);
gpi_firmware_load(QUP_1_GSI_BASE);
/*
* When coreboot firmware disables serial output,
* we still need to load console UART QUP FW for OS.
*/
if (!CONFIG(CONSOLE_SERIAL))
qupv3_se_fw_load_and_init(QUPV3_0_SE5, SE_PROTOCOL_UART, FIFO);
qupv3_se_fw_load_and_init(QUPV3_1_SE5, SE_PROTOCOL_I2C, MIXED); /* Touch I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE7, SE_PROTOCOL_UART, FIFO); /* BT UART */
if (CONFIG(BOARD_GOOGLE_HEROBRINE_REV0)) {
/* Audio I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE0, SE_PROTOCOL_I2C, MIXED);
/* Trackpad I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE1, SE_PROTOCOL_I2C, MIXED);
/* SAR sensor I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE2, SE_PROTOCOL_I2C, MIXED);
/* Fingerprint SPI */
qupv3_se_fw_load_and_init(QUPV3_1_SE3, SE_PROTOCOL_SPI, MIXED);
} else if (CONFIG(BOARD_GOOGLE_SENOR) || CONFIG(BOARD_GOOGLE_PIGLIN) ||
CONFIG(BOARD_GOOGLE_HOGLIN)) {
/* APPS I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE1, SE_PROTOCOL_I2C, GSI);
/* ESIM SPI */
qupv3_se_fw_load_and_init(QUPV3_1_SE4, SE_PROTOCOL_SPI, MIXED);
/* Fingerprint SPI */
qupv3_se_fw_load_and_init(QUPV3_1_SE6, SE_PROTOCOL_SPI, MIXED);
} else {
/* Trackpad I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE0, SE_PROTOCOL_I2C, MIXED);
/* SAR sensor I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE1, SE_PROTOCOL_I2C, MIXED);
/* Audio I2C */
qupv3_se_fw_load_and_init(QUPV3_0_SE2, SE_PROTOCOL_I2C, MIXED);
/* Fingerprint SPI */
qupv3_se_fw_load_and_init(QUPV3_1_SE1, SE_PROTOCOL_SPI, MIXED);
}
/* Take FPMCU out of reset. Power was already applied
in romstage and should have stabilized by now. */
if (CONFIG(HEROBRINE_HAS_FINGERPRINT))
gpio_output(GPIO_FP_RST_L, 1);
setup_usb();
qi2s_configure_gpios();
}
static void mainboard_enable(struct device *dev)
{
dev->ops->init = &mainboard_init;
}
struct chip_operations mainboard_ops = {
.name = CONFIG_MAINBOARD_PART_NUMBER,
.enable_dev = mainboard_enable,
};
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