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path: root/drivers/platform/x86/x86-android-tablets/asus.c
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Diffstat (limited to 'drivers/platform/x86/x86-android-tablets/asus.c')
-rw-r--r--drivers/platform/x86/x86-android-tablets/asus.c325
1 files changed, 325 insertions, 0 deletions
diff --git a/drivers/platform/x86/x86-android-tablets/asus.c b/drivers/platform/x86/x86-android-tablets/asus.c
new file mode 100644
index 000000000000..cfa038b44b43
--- /dev/null
+++ b/drivers/platform/x86/x86-android-tablets/asus.c
@@ -0,0 +1,325 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Board info for Asus X86 tablets which ship with Android as the factory image
+ * and which have broken DSDT tables. The factory kernels shipped on these
+ * devices typically have a bunch of things hardcoded, rather than specified
+ * in their DSDT.
+ *
+ * Copyright (C) 2021-2023 Hans de Goede <hdegoede@redhat.com>
+ */
+
+#include <linux/gpio/machine.h>
+#include <linux/input.h>
+#include <linux/platform_device.h>
+
+#include "shared-psy-info.h"
+#include "x86-android-tablets.h"
+
+/* Asus ME176C and TF103C tablets shared data */
+static struct gpiod_lookup_table int3496_gpo2_pin22_gpios = {
+ .dev_id = "intel-int3496",
+ .table = {
+ GPIO_LOOKUP("INT33FC:02", 22, "id", GPIO_ACTIVE_HIGH),
+ { }
+ },
+};
+
+static struct x86_gpio_button asus_me176c_tf103c_lid = {
+ .button = {
+ .code = SW_LID,
+ .active_low = true,
+ .desc = "lid_sw",
+ .type = EV_SW,
+ .wakeup = true,
+ .debounce_interval = 50,
+ },
+ .chip = "INT33FC:02",
+ .pin = 12,
+};
+
+/* Asus ME176C tablets have an Android factory img with everything hardcoded */
+static const char * const asus_me176c_accel_mount_matrix[] = {
+ "-1", "0", "0",
+ "0", "1", "0",
+ "0", "0", "1"
+};
+
+static const struct property_entry asus_me176c_accel_props[] = {
+ PROPERTY_ENTRY_STRING_ARRAY("mount-matrix", asus_me176c_accel_mount_matrix),
+ { }
+};
+
+static const struct software_node asus_me176c_accel_node = {
+ .properties = asus_me176c_accel_props,
+};
+
+static const struct property_entry asus_me176c_bq24190_props[] = {
+ PROPERTY_ENTRY_STRING_ARRAY_LEN("supplied-from", tusb1211_chg_det_psy, 1),
+ PROPERTY_ENTRY_REF("monitored-battery", &generic_lipo_hv_4v35_battery_node),
+ PROPERTY_ENTRY_U32("ti,system-minimum-microvolt", 3600000),
+ PROPERTY_ENTRY_BOOL("omit-battery-class"),
+ PROPERTY_ENTRY_BOOL("disable-reset"),
+ { }
+};
+
+static const struct software_node asus_me176c_bq24190_node = {
+ .properties = asus_me176c_bq24190_props,
+};
+
+static const struct property_entry asus_me176c_ug3105_props[] = {
+ PROPERTY_ENTRY_STRING_ARRAY_LEN("supplied-from", bq24190_psy, 1),
+ PROPERTY_ENTRY_REF("monitored-battery", &generic_lipo_hv_4v35_battery_node),
+ PROPERTY_ENTRY_U32("upisemi,rsns-microohm", 10000),
+ { }
+};
+
+static const struct software_node asus_me176c_ug3105_node = {
+ .properties = asus_me176c_ug3105_props,
+};
+
+static const struct x86_i2c_client_info asus_me176c_i2c_clients[] __initconst = {
+ {
+ /* bq24297 battery charger */
+ .board_info = {
+ .type = "bq24190",
+ .addr = 0x6b,
+ .dev_name = "bq24297",
+ .swnode = &asus_me176c_bq24190_node,
+ .platform_data = &bq24190_pdata,
+ },
+ .adapter_path = "\\_SB_.I2C1",
+ .irq_data = {
+ .type = X86_ACPI_IRQ_TYPE_PMIC,
+ .chip = "\\_SB_.I2C7.PMIC",
+ .domain = DOMAIN_BUS_WAKEUP,
+ .index = 0,
+ },
+ }, {
+ /* ug3105 battery monitor */
+ .board_info = {
+ .type = "ug3105",
+ .addr = 0x70,
+ .dev_name = "ug3105",
+ .swnode = &asus_me176c_ug3105_node,
+ },
+ .adapter_path = "\\_SB_.I2C1",
+ }, {
+ /* ak09911 compass */
+ .board_info = {
+ .type = "ak09911",
+ .addr = 0x0c,
+ .dev_name = "ak09911",
+ },
+ .adapter_path = "\\_SB_.I2C5",
+ }, {
+ /* kxtj21009 accel */
+ .board_info = {
+ .type = "kxtj21009",
+ .addr = 0x0f,
+ .dev_name = "kxtj21009",
+ .swnode = &asus_me176c_accel_node,
+ },
+ .adapter_path = "\\_SB_.I2C5",
+ .irq_data = {
+ .type = X86_ACPI_IRQ_TYPE_APIC,
+ .index = 0x44,
+ .trigger = ACPI_EDGE_SENSITIVE,
+ .polarity = ACPI_ACTIVE_LOW,
+ },
+ }, {
+ /* goodix touchscreen */
+ .board_info = {
+ .type = "GDIX1001:00",
+ .addr = 0x14,
+ .dev_name = "goodix_ts",
+ },
+ .adapter_path = "\\_SB_.I2C6",
+ .irq_data = {
+ .type = X86_ACPI_IRQ_TYPE_APIC,
+ .index = 0x45,
+ .trigger = ACPI_EDGE_SENSITIVE,
+ .polarity = ACPI_ACTIVE_LOW,
+ },
+ },
+};
+
+static const struct x86_serdev_info asus_me176c_serdevs[] __initconst = {
+ {
+ .ctrl_hid = "80860F0A",
+ .ctrl_uid = "2",
+ .ctrl_devname = "serial0",
+ .serdev_hid = "BCM2E3A",
+ },
+};
+
+static struct gpiod_lookup_table asus_me176c_goodix_gpios = {
+ .dev_id = "i2c-goodix_ts",
+ .table = {
+ GPIO_LOOKUP("INT33FC:00", 60, "reset", GPIO_ACTIVE_HIGH),
+ GPIO_LOOKUP("INT33FC:02", 28, "irq", GPIO_ACTIVE_HIGH),
+ { }
+ },
+};
+
+static struct gpiod_lookup_table * const asus_me176c_gpios[] = {
+ &int3496_gpo2_pin22_gpios,
+ &asus_me176c_goodix_gpios,
+ NULL
+};
+
+const struct x86_dev_info asus_me176c_info __initconst = {
+ .i2c_client_info = asus_me176c_i2c_clients,
+ .i2c_client_count = ARRAY_SIZE(asus_me176c_i2c_clients),
+ .pdev_info = int3496_pdevs,
+ .pdev_count = 1,
+ .serdev_info = asus_me176c_serdevs,
+ .serdev_count = ARRAY_SIZE(asus_me176c_serdevs),
+ .gpio_button = &asus_me176c_tf103c_lid,
+ .gpiod_lookup_tables = asus_me176c_gpios,
+ .bat_swnode = &generic_lipo_hv_4v35_battery_node,
+ .modules = bq24190_modules,
+ .invalid_aei_gpiochip = "INT33FC:02",
+};
+
+/* Asus TF103C tablets have an Android factory img with everything hardcoded */
+static const char * const asus_tf103c_accel_mount_matrix[] = {
+ "0", "-1", "0",
+ "-1", "0", "0",
+ "0", "0", "1"
+};
+
+static const struct property_entry asus_tf103c_accel_props[] = {
+ PROPERTY_ENTRY_STRING_ARRAY("mount-matrix", asus_tf103c_accel_mount_matrix),
+ { }
+};
+
+static const struct software_node asus_tf103c_accel_node = {
+ .properties = asus_tf103c_accel_props,
+};
+
+static const struct property_entry asus_tf103c_touchscreen_props[] = {
+ PROPERTY_ENTRY_STRING("compatible", "atmel,atmel_mxt_ts"),
+ { }
+};
+
+static const struct software_node asus_tf103c_touchscreen_node = {
+ .properties = asus_tf103c_touchscreen_props,
+};
+
+static const struct property_entry asus_tf103c_battery_props[] = {
+ PROPERTY_ENTRY_STRING("compatible", "simple-battery"),
+ PROPERTY_ENTRY_STRING("device-chemistry", "lithium-ion-polymer"),
+ PROPERTY_ENTRY_U32("precharge-current-microamp", 256000),
+ PROPERTY_ENTRY_U32("charge-term-current-microamp", 128000),
+ PROPERTY_ENTRY_U32("constant-charge-current-max-microamp", 2048000),
+ PROPERTY_ENTRY_U32("constant-charge-voltage-max-microvolt", 4208000),
+ PROPERTY_ENTRY_U32("factory-internal-resistance-micro-ohms", 150000),
+ { }
+};
+
+static const struct software_node asus_tf103c_battery_node = {
+ .properties = asus_tf103c_battery_props,
+};
+
+static const struct property_entry asus_tf103c_bq24190_props[] = {
+ PROPERTY_ENTRY_STRING_ARRAY_LEN("supplied-from", tusb1211_chg_det_psy, 1),
+ PROPERTY_ENTRY_REF("monitored-battery", &asus_tf103c_battery_node),
+ PROPERTY_ENTRY_U32("ti,system-minimum-microvolt", 3600000),
+ PROPERTY_ENTRY_BOOL("omit-battery-class"),
+ PROPERTY_ENTRY_BOOL("disable-reset"),
+ { }
+};
+
+static const struct software_node asus_tf103c_bq24190_node = {
+ .properties = asus_tf103c_bq24190_props,
+};
+
+static const struct property_entry asus_tf103c_ug3105_props[] = {
+ PROPERTY_ENTRY_STRING_ARRAY_LEN("supplied-from", bq24190_psy, 1),
+ PROPERTY_ENTRY_REF("monitored-battery", &asus_tf103c_battery_node),
+ PROPERTY_ENTRY_U32("upisemi,rsns-microohm", 5000),
+ { }
+};
+
+static const struct software_node asus_tf103c_ug3105_node = {
+ .properties = asus_tf103c_ug3105_props,
+};
+
+static const struct x86_i2c_client_info asus_tf103c_i2c_clients[] __initconst = {
+ {
+ /* bq24297 battery charger */
+ .board_info = {
+ .type = "bq24190",
+ .addr = 0x6b,
+ .dev_name = "bq24297",
+ .swnode = &asus_tf103c_bq24190_node,
+ .platform_data = &bq24190_pdata,
+ },
+ .adapter_path = "\\_SB_.I2C1",
+ .irq_data = {
+ .type = X86_ACPI_IRQ_TYPE_PMIC,
+ .chip = "\\_SB_.I2C7.PMIC",
+ .domain = DOMAIN_BUS_WAKEUP,
+ .index = 0,
+ },
+ }, {
+ /* ug3105 battery monitor */
+ .board_info = {
+ .type = "ug3105",
+ .addr = 0x70,
+ .dev_name = "ug3105",
+ .swnode = &asus_tf103c_ug3105_node,
+ },
+ .adapter_path = "\\_SB_.I2C1",
+ }, {
+ /* ak09911 compass */
+ .board_info = {
+ .type = "ak09911",
+ .addr = 0x0c,
+ .dev_name = "ak09911",
+ },
+ .adapter_path = "\\_SB_.I2C5",
+ }, {
+ /* kxtj21009 accel */
+ .board_info = {
+ .type = "kxtj21009",
+ .addr = 0x0f,
+ .dev_name = "kxtj21009",
+ .swnode = &asus_tf103c_accel_node,
+ },
+ .adapter_path = "\\_SB_.I2C5",
+ }, {
+ /* atmel touchscreen */
+ .board_info = {
+ .type = "atmel_mxt_ts",
+ .addr = 0x4a,
+ .dev_name = "atmel_mxt_ts",
+ .swnode = &asus_tf103c_touchscreen_node,
+ },
+ .adapter_path = "\\_SB_.I2C6",
+ .irq_data = {
+ .type = X86_ACPI_IRQ_TYPE_GPIOINT,
+ .chip = "INT33FC:02",
+ .index = 28,
+ .trigger = ACPI_EDGE_SENSITIVE,
+ .polarity = ACPI_ACTIVE_LOW,
+ },
+ },
+};
+
+static struct gpiod_lookup_table * const asus_tf103c_gpios[] = {
+ &int3496_gpo2_pin22_gpios,
+ NULL
+};
+
+const struct x86_dev_info asus_tf103c_info __initconst = {
+ .i2c_client_info = asus_tf103c_i2c_clients,
+ .i2c_client_count = ARRAY_SIZE(asus_tf103c_i2c_clients),
+ .pdev_info = int3496_pdevs,
+ .pdev_count = 1,
+ .gpio_button = &asus_me176c_tf103c_lid,
+ .gpiod_lookup_tables = asus_tf103c_gpios,
+ .bat_swnode = &asus_tf103c_battery_node,
+ .modules = bq24190_modules,
+ .invalid_aei_gpiochip = "INT33FC:02",
+};
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-10 05:25:23 +0300