mirror of
https://github.com/smaeul/u-boot.git
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- MediaTek XHCI bugfix, add USB251xB/xBi driver
This commit is contained in:
commit
57bd363de7
@ -409,6 +409,15 @@ config TEST_DRV
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model. This should only be enabled for testing as it is not useful for
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anything else.
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config USB_HUB_USB251XB
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tristate "USB251XB Hub Controller Configuration Driver"
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depends on I2C
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help
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This option enables support for configuration via SMBus of the
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Microchip USB251x/xBi USB 2.0 Hub Controller series. Configuration
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parameters may be set in devicetree or platform data.
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Say Y or M here if you need to configure such a device via SMBus.
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config TWL4030_LED
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bool "Enable TWL4030 LED controller"
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help
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@ -20,6 +20,7 @@ endif
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ifdef CONFIG_$(SPL_)DM_I2C
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ifndef CONFIG_SPL_BUILD
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obj-$(CONFIG_SANDBOX) += i2c_eeprom_emul.o
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obj-$(CONFIG_USB_HUB_USB251XB) += usb251xb.o
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endif
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endif
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ifdef CONFIG_SPL_OF_PLATDATA
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605
drivers/misc/usb251xb.c
Normal file
605
drivers/misc/usb251xb.c
Normal file
@ -0,0 +1,605 @@
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Driver for Microchip USB251xB USB 2.0 Hi-Speed Hub Controller
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* Configuration via SMBus.
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*
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* Copyright (c) 2017 SKIDATA AG
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*
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* This work is based on the USB3503 driver by Dongjin Kim and
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* a not-accepted patch by Fabien Lahoudere, see:
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* https://patchwork.kernel.org/patch/9257715/
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*/
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#include <common.h>
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#include <asm/gpio.h>
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#include <dm.h>
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#include <dm/device_compat.h>
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#include <errno.h>
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#include <i2c.h>
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#include <linux/delay.h>
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#include <linux/utf.h>
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#include <power/regulator.h>
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/* Internal Register Set Addresses & Default Values acc. to DS00001692C */
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#define USB251XB_ADDR_VENDOR_ID_LSB 0x00
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#define USB251XB_ADDR_VENDOR_ID_MSB 0x01
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#define USB251XB_DEF_VENDOR_ID 0x0424
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#define USB251XB_ADDR_PRODUCT_ID_LSB 0x02
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#define USB251XB_ADDR_PRODUCT_ID_MSB 0x03
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#define USB251XB_ADDR_DEVICE_ID_LSB 0x04
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#define USB251XB_ADDR_DEVICE_ID_MSB 0x05
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#define USB251XB_DEF_DEVICE_ID 0x0BB3
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#define USB251XB_ADDR_CONFIG_DATA_1 0x06
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#define USB251XB_DEF_CONFIG_DATA_1 0x9B
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#define USB251XB_ADDR_CONFIG_DATA_2 0x07
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#define USB251XB_DEF_CONFIG_DATA_2 0x20
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#define USB251XB_ADDR_CONFIG_DATA_3 0x08
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#define USB251XB_DEF_CONFIG_DATA_3 0x02
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#define USB251XB_ADDR_NON_REMOVABLE_DEVICES 0x09
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#define USB251XB_DEF_NON_REMOVABLE_DEVICES 0x00
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#define USB251XB_ADDR_PORT_DISABLE_SELF 0x0A
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#define USB251XB_DEF_PORT_DISABLE_SELF 0x00
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#define USB251XB_ADDR_PORT_DISABLE_BUS 0x0B
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#define USB251XB_DEF_PORT_DISABLE_BUS 0x00
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#define USB251XB_ADDR_MAX_POWER_SELF 0x0C
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#define USB251XB_DEF_MAX_POWER_SELF 0x01
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#define USB251XB_ADDR_MAX_POWER_BUS 0x0D
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#define USB251XB_DEF_MAX_POWER_BUS 0x32
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#define USB251XB_ADDR_MAX_CURRENT_SELF 0x0E
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#define USB251XB_DEF_MAX_CURRENT_SELF 0x01
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#define USB251XB_ADDR_MAX_CURRENT_BUS 0x0F
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#define USB251XB_DEF_MAX_CURRENT_BUS 0x32
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#define USB251XB_ADDR_POWER_ON_TIME 0x10
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#define USB251XB_DEF_POWER_ON_TIME 0x32
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#define USB251XB_ADDR_LANGUAGE_ID_HIGH 0x11
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#define USB251XB_ADDR_LANGUAGE_ID_LOW 0x12
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#define USB251XB_DEF_LANGUAGE_ID 0x0000
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#define USB251XB_STRING_BUFSIZE 62
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#define USB251XB_ADDR_MANUFACTURER_STRING_LEN 0x13
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#define USB251XB_ADDR_MANUFACTURER_STRING 0x16
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#define USB251XB_DEF_MANUFACTURER_STRING "Microchip"
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#define USB251XB_ADDR_PRODUCT_STRING_LEN 0x14
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#define USB251XB_ADDR_PRODUCT_STRING 0x54
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#define USB251XB_ADDR_SERIAL_STRING_LEN 0x15
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#define USB251XB_ADDR_SERIAL_STRING 0x92
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#define USB251XB_DEF_SERIAL_STRING ""
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#define USB251XB_ADDR_BATTERY_CHARGING_ENABLE 0xD0
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#define USB251XB_DEF_BATTERY_CHARGING_ENABLE 0x00
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#define USB251XB_ADDR_BOOST_UP 0xF6
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#define USB251XB_DEF_BOOST_UP 0x00
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#define USB251XB_ADDR_BOOST_57 0xF7
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#define USB251XB_DEF_BOOST_57 0x00
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#define USB251XB_ADDR_BOOST_14 0xF8
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#define USB251XB_DEF_BOOST_14 0x00
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#define USB251XB_ADDR_PORT_SWAP 0xFA
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#define USB251XB_DEF_PORT_SWAP 0x00
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#define USB251XB_ADDR_PORT_MAP_12 0xFB
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#define USB251XB_DEF_PORT_MAP_12 0x00
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#define USB251XB_ADDR_PORT_MAP_34 0xFC
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#define USB251XB_DEF_PORT_MAP_34 0x00 /* USB251{3B/i,4B/i,7/i} only */
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#define USB251XB_ADDR_PORT_MAP_56 0xFD
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#define USB251XB_DEF_PORT_MAP_56 0x00 /* USB2517/i only */
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#define USB251XB_ADDR_PORT_MAP_7 0xFE
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#define USB251XB_DEF_PORT_MAP_7 0x00 /* USB2517/i only */
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#define USB251XB_ADDR_STATUS_COMMAND 0xFF
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#define USB251XB_STATUS_COMMAND_SMBUS_DOWN 0x04
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#define USB251XB_STATUS_COMMAND_RESET 0x02
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#define USB251XB_STATUS_COMMAND_ATTACH 0x01
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#define USB251XB_I2C_REG_SZ 0x100
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#define USB251XB_I2C_WRITE_SZ 0x10
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#define DRIVER_NAME "usb251xb"
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#define DRIVER_DESC "Microchip USB 2.0 Hi-Speed Hub Controller"
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struct usb251xb {
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struct device *dev;
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struct i2c_client *i2c;
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struct udevice *vdd;
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u8 skip_config;
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struct gpio_desc gpio_reset;
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u32 vendor_id;
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u32 product_id;
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u32 device_id;
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u8 conf_data1;
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u8 conf_data2;
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u8 conf_data3;
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u8 non_rem_dev;
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u8 port_disable_sp;
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u8 port_disable_bp;
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u8 max_power_sp;
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u8 max_power_bp;
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u8 max_current_sp;
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u8 max_current_bp;
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u8 power_on_time;
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u32 lang_id;
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u8 manufacturer_len;
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u8 product_len;
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u8 serial_len;
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s16 manufacturer[USB251XB_STRING_BUFSIZE];
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s16 product[USB251XB_STRING_BUFSIZE];
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s16 serial[USB251XB_STRING_BUFSIZE];
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u8 bat_charge_en;
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u32 boost_up;
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u8 boost_57;
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u8 boost_14;
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u8 port_swap;
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u8 port_map12;
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u8 port_map34;
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u8 port_map56;
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u8 port_map7;
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u8 status;
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};
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struct usb251xb_data {
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u16 product_id;
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u8 port_cnt;
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bool led_support;
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bool bat_support;
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char product_str[USB251XB_STRING_BUFSIZE / 2]; /* ASCII string */
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};
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static const struct usb251xb_data usb2422_data = {
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.product_id = 0x2422,
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.port_cnt = 2,
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.led_support = false,
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.bat_support = true,
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.product_str = "USB2422",
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};
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static const struct usb251xb_data usb2512b_data = {
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.product_id = 0x2512,
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.port_cnt = 2,
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.led_support = false,
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.bat_support = true,
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.product_str = "USB2512B",
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};
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static const struct usb251xb_data usb2512bi_data = {
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.product_id = 0x2512,
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.port_cnt = 2,
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.led_support = false,
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.bat_support = true,
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.product_str = "USB2512Bi",
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};
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static const struct usb251xb_data usb2513b_data = {
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.product_id = 0x2513,
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.port_cnt = 3,
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.led_support = false,
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.bat_support = true,
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.product_str = "USB2513B",
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};
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static const struct usb251xb_data usb2513bi_data = {
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.product_id = 0x2513,
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.port_cnt = 3,
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.led_support = false,
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.bat_support = true,
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.product_str = "USB2513Bi",
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};
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static const struct usb251xb_data usb2514b_data = {
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.product_id = 0x2514,
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.port_cnt = 4,
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.led_support = false,
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.bat_support = true,
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.product_str = "USB2514B",
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};
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static const struct usb251xb_data usb2514bi_data = {
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.product_id = 0x2514,
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.port_cnt = 4,
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.led_support = false,
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.bat_support = true,
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.product_str = "USB2514Bi",
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};
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static const struct usb251xb_data usb2517_data = {
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.product_id = 0x2517,
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.port_cnt = 7,
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.led_support = true,
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.bat_support = false,
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.product_str = "USB2517",
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};
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static const struct usb251xb_data usb2517i_data = {
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.product_id = 0x2517,
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.port_cnt = 7,
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.led_support = true,
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.bat_support = false,
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.product_str = "USB2517i",
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};
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static void usb251xb_reset(struct usb251xb *hub)
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{
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dm_gpio_set_value(&hub->gpio_reset, 1);
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udelay(10); /* >=1us RESET_N asserted */
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dm_gpio_set_value(&hub->gpio_reset, 0);
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/* wait for hub recovery/stabilization */
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udelay(750); /* >=500us after RESET_N deasserted */
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}
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static int usb251xb_connect(struct udevice *dev)
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{
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struct usb251xb *hub = dev_get_priv(dev);
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char i2c_wb[USB251XB_I2C_REG_SZ];
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int err, i;
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memset(i2c_wb, 0, USB251XB_I2C_REG_SZ);
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if (hub->skip_config) {
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dev_info(dev, "Skip hub configuration, only attach.\n");
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i2c_wb[0] = 0x01;
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i2c_wb[1] = USB251XB_STATUS_COMMAND_ATTACH;
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usb251xb_reset(hub);
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err = dm_i2c_write(dev, USB251XB_ADDR_STATUS_COMMAND, i2c_wb, 2);
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if (err) {
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dev_err(dev, "attaching hub failed: %d\n", err);
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return err;
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}
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return 0;
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}
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i2c_wb[USB251XB_ADDR_VENDOR_ID_MSB] = (hub->vendor_id >> 8) & 0xFF;
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i2c_wb[USB251XB_ADDR_VENDOR_ID_LSB] = hub->vendor_id & 0xFF;
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i2c_wb[USB251XB_ADDR_PRODUCT_ID_MSB] = (hub->product_id >> 8) & 0xFF;
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i2c_wb[USB251XB_ADDR_PRODUCT_ID_LSB] = hub->product_id & 0xFF;
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i2c_wb[USB251XB_ADDR_DEVICE_ID_MSB] = (hub->device_id >> 8) & 0xFF;
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i2c_wb[USB251XB_ADDR_DEVICE_ID_LSB] = hub->device_id & 0xFF;
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i2c_wb[USB251XB_ADDR_CONFIG_DATA_1] = hub->conf_data1;
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i2c_wb[USB251XB_ADDR_CONFIG_DATA_2] = hub->conf_data2;
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i2c_wb[USB251XB_ADDR_CONFIG_DATA_3] = hub->conf_data3;
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i2c_wb[USB251XB_ADDR_NON_REMOVABLE_DEVICES] = hub->non_rem_dev;
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i2c_wb[USB251XB_ADDR_PORT_DISABLE_SELF] = hub->port_disable_sp;
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i2c_wb[USB251XB_ADDR_PORT_DISABLE_BUS] = hub->port_disable_bp;
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i2c_wb[USB251XB_ADDR_MAX_POWER_SELF] = hub->max_power_sp;
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i2c_wb[USB251XB_ADDR_MAX_POWER_BUS] = hub->max_power_bp;
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i2c_wb[USB251XB_ADDR_MAX_CURRENT_SELF] = hub->max_current_sp;
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i2c_wb[USB251XB_ADDR_MAX_CURRENT_BUS] = hub->max_current_bp;
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i2c_wb[USB251XB_ADDR_POWER_ON_TIME] = hub->power_on_time;
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i2c_wb[USB251XB_ADDR_LANGUAGE_ID_HIGH] = (hub->lang_id >> 8) & 0xFF;
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i2c_wb[USB251XB_ADDR_LANGUAGE_ID_LOW] = hub->lang_id & 0xFF;
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i2c_wb[USB251XB_ADDR_MANUFACTURER_STRING_LEN] = hub->manufacturer_len;
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i2c_wb[USB251XB_ADDR_PRODUCT_STRING_LEN] = hub->product_len;
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i2c_wb[USB251XB_ADDR_SERIAL_STRING_LEN] = hub->serial_len;
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memcpy(&i2c_wb[USB251XB_ADDR_MANUFACTURER_STRING], hub->manufacturer,
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USB251XB_STRING_BUFSIZE);
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memcpy(&i2c_wb[USB251XB_ADDR_SERIAL_STRING], hub->serial,
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USB251XB_STRING_BUFSIZE);
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memcpy(&i2c_wb[USB251XB_ADDR_PRODUCT_STRING], hub->product,
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USB251XB_STRING_BUFSIZE);
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i2c_wb[USB251XB_ADDR_BATTERY_CHARGING_ENABLE] = hub->bat_charge_en;
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i2c_wb[USB251XB_ADDR_BOOST_UP] = hub->boost_up;
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i2c_wb[USB251XB_ADDR_BOOST_57] = hub->boost_57;
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i2c_wb[USB251XB_ADDR_BOOST_14] = hub->boost_14;
|
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i2c_wb[USB251XB_ADDR_PORT_SWAP] = hub->port_swap;
|
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i2c_wb[USB251XB_ADDR_PORT_MAP_12] = hub->port_map12;
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i2c_wb[USB251XB_ADDR_PORT_MAP_34] = hub->port_map34;
|
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i2c_wb[USB251XB_ADDR_PORT_MAP_56] = hub->port_map56;
|
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i2c_wb[USB251XB_ADDR_PORT_MAP_7] = hub->port_map7;
|
||||
i2c_wb[USB251XB_ADDR_STATUS_COMMAND] = USB251XB_STATUS_COMMAND_ATTACH;
|
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usb251xb_reset(hub);
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||||
|
||||
/* write registers */
|
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for (i = 0; i < (USB251XB_I2C_REG_SZ / USB251XB_I2C_WRITE_SZ); i++) {
|
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int offset = i * USB251XB_I2C_WRITE_SZ;
|
||||
char wbuf[USB251XB_I2C_WRITE_SZ + 1];
|
||||
|
||||
/* The first data byte transferred tells the hub how many data
|
||||
* bytes will follow (byte count).
|
||||
*/
|
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wbuf[0] = USB251XB_I2C_WRITE_SZ;
|
||||
memcpy(&wbuf[1], &i2c_wb[offset], USB251XB_I2C_WRITE_SZ);
|
||||
|
||||
dev_dbg(dev, "writing %d byte block %d to 0x%02X\n",
|
||||
USB251XB_I2C_WRITE_SZ, i, offset);
|
||||
|
||||
err = dm_i2c_write(dev, offset, wbuf, USB251XB_I2C_WRITE_SZ + 1);
|
||||
if (err)
|
||||
goto out_err;
|
||||
}
|
||||
|
||||
dev_info(dev, "Hub configuration was successful.\n");
|
||||
return 0;
|
||||
|
||||
out_err:
|
||||
dev_err(dev, "configuring block %d failed: %d\n", i, err);
|
||||
return err;
|
||||
}
|
||||
|
||||
static int usb251xb_probe(struct udevice *dev)
|
||||
{
|
||||
struct usb251xb *hub = dev_get_priv(dev);
|
||||
int err;
|
||||
|
||||
if (IS_ENABLED(CONFIG_DM_REGULATOR) && hub->vdd) {
|
||||
err = regulator_set_enable(hub->vdd, true);
|
||||
if (err)
|
||||
return err;
|
||||
}
|
||||
|
||||
err = usb251xb_connect(dev);
|
||||
if (err) {
|
||||
dev_err(dev, "Failed to connect hub (%d)\n", err);
|
||||
return err;
|
||||
}
|
||||
|
||||
dev_info(dev, "Hub probed successfully\n");
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void usb251xb_get_ports_field(struct udevice *dev,
|
||||
const char *prop_name, u8 port_cnt,
|
||||
bool ds_only, u8 *fld)
|
||||
{
|
||||
u32 i, port;
|
||||
int ret;
|
||||
|
||||
for (i = 0; i < port_cnt; i++) {
|
||||
ret = dev_read_u32_index(dev, prop_name, i, &port);
|
||||
if (ret)
|
||||
continue;
|
||||
if (port >= ds_only ? 1 : 0 && port <= port_cnt)
|
||||
*fld |= BIT(port);
|
||||
else
|
||||
dev_warn(dev, "port %u doesn't exist\n", port);
|
||||
}
|
||||
}
|
||||
|
||||
static int usb251xb_of_to_plat(struct udevice *dev)
|
||||
{
|
||||
struct usb251xb_data *data =
|
||||
(struct usb251xb_data *)dev_get_driver_data(dev);
|
||||
struct usb251xb *hub = dev_get_priv(dev);
|
||||
char str[USB251XB_STRING_BUFSIZE / 2];
|
||||
const char *cproperty_char;
|
||||
u32 property_u32 = 0;
|
||||
int len, err;
|
||||
|
||||
if (dev_read_bool(dev, "skip-config"))
|
||||
hub->skip_config = 1;
|
||||
else
|
||||
hub->skip_config = 0;
|
||||
|
||||
err = gpio_request_by_name(dev, "reset-gpios", 0, &hub->gpio_reset,
|
||||
GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE);
|
||||
if (err && err != -ENOENT) {
|
||||
dev_err(dev, "unable to request GPIO reset pin (%d)\n", err);
|
||||
return err;
|
||||
}
|
||||
|
||||
if (IS_ENABLED(CONFIG_DM_REGULATOR)) {
|
||||
err = device_get_supply_regulator(dev, "vdd-supply",
|
||||
&hub->vdd);
|
||||
if (err && err != -ENOENT) {
|
||||
dev_err(dev, "Warning: cannot get power supply\n");
|
||||
return err;
|
||||
}
|
||||
}
|
||||
|
||||
if (dev_read_u32(dev, "vendor-id", &hub->vendor_id))
|
||||
hub->vendor_id = USB251XB_DEF_VENDOR_ID;
|
||||
|
||||
if (dev_read_u32(dev, "product-id", &hub->product_id))
|
||||
hub->product_id = data->product_id;
|
||||
|
||||
if (dev_read_u32(dev, "device-id", &hub->device_id))
|
||||
hub->device_id = USB251XB_DEF_DEVICE_ID;
|
||||
|
||||
hub->conf_data1 = USB251XB_DEF_CONFIG_DATA_1;
|
||||
if (dev_read_bool(dev, "self-powered")) {
|
||||
hub->conf_data1 |= BIT(7);
|
||||
|
||||
/* Configure Over-Current sens when self-powered */
|
||||
hub->conf_data1 &= ~BIT(2);
|
||||
if (dev_read_bool(dev, "ganged-sensing"))
|
||||
hub->conf_data1 &= ~BIT(1);
|
||||
else if (dev_read_bool(dev, "individual-sensing"))
|
||||
hub->conf_data1 |= BIT(1);
|
||||
} else if (dev_read_bool(dev, "bus-powered")) {
|
||||
hub->conf_data1 &= ~BIT(7);
|
||||
|
||||
/* Disable Over-Current sense when bus-powered */
|
||||
hub->conf_data1 |= BIT(2);
|
||||
}
|
||||
|
||||
if (dev_read_bool(dev, "disable-hi-speed"))
|
||||
hub->conf_data1 |= BIT(5);
|
||||
|
||||
if (dev_read_bool(dev, "multi-tt"))
|
||||
hub->conf_data1 |= BIT(4);
|
||||
else if (dev_read_bool(dev, "single-tt"))
|
||||
hub->conf_data1 &= ~BIT(4);
|
||||
|
||||
if (dev_read_bool(dev, "disable-eop"))
|
||||
hub->conf_data1 |= BIT(3);
|
||||
|
||||
if (dev_read_bool(dev, "individual-port-switching"))
|
||||
hub->conf_data1 |= BIT(0);
|
||||
else if (dev_read_bool(dev, "ganged-port-switching"))
|
||||
hub->conf_data1 &= ~BIT(0);
|
||||
|
||||
hub->conf_data2 = USB251XB_DEF_CONFIG_DATA_2;
|
||||
if (dev_read_bool(dev, "dynamic-power-switching"))
|
||||
hub->conf_data2 |= BIT(7);
|
||||
|
||||
if (!dev_read_u32(dev, "oc-delay-us", &property_u32)) {
|
||||
if (property_u32 == 100) {
|
||||
/* 100 us*/
|
||||
hub->conf_data2 &= ~BIT(5);
|
||||
hub->conf_data2 &= ~BIT(4);
|
||||
} else if (property_u32 == 4000) {
|
||||
/* 4 ms */
|
||||
hub->conf_data2 &= ~BIT(5);
|
||||
hub->conf_data2 |= BIT(4);
|
||||
} else if (property_u32 == 16000) {
|
||||
/* 16 ms */
|
||||
hub->conf_data2 |= BIT(5);
|
||||
hub->conf_data2 |= BIT(4);
|
||||
} else {
|
||||
/* 8 ms (DEFAULT) */
|
||||
hub->conf_data2 |= BIT(5);
|
||||
hub->conf_data2 &= ~BIT(4);
|
||||
}
|
||||
}
|
||||
|
||||
if (dev_read_bool(dev, "compound-device"))
|
||||
hub->conf_data2 |= BIT(3);
|
||||
|
||||
hub->conf_data3 = USB251XB_DEF_CONFIG_DATA_3;
|
||||
if (dev_read_bool(dev, "port-mapping-mode"))
|
||||
hub->conf_data3 |= BIT(3);
|
||||
|
||||
if (data->led_support && dev_read_bool(dev, "led-usb-mode"))
|
||||
hub->conf_data3 &= ~BIT(1);
|
||||
|
||||
if (dev_read_bool(dev, "string-support"))
|
||||
hub->conf_data3 |= BIT(0);
|
||||
|
||||
hub->non_rem_dev = USB251XB_DEF_NON_REMOVABLE_DEVICES;
|
||||
usb251xb_get_ports_field(dev, "non-removable-ports", data->port_cnt,
|
||||
true, &hub->non_rem_dev);
|
||||
|
||||
hub->port_disable_sp = USB251XB_DEF_PORT_DISABLE_SELF;
|
||||
usb251xb_get_ports_field(dev, "sp-disabled-ports", data->port_cnt,
|
||||
true, &hub->port_disable_sp);
|
||||
|
||||
hub->port_disable_bp = USB251XB_DEF_PORT_DISABLE_BUS;
|
||||
usb251xb_get_ports_field(dev, "bp-disabled-ports", data->port_cnt,
|
||||
true, &hub->port_disable_bp);
|
||||
|
||||
hub->max_power_sp = USB251XB_DEF_MAX_POWER_SELF;
|
||||
if (!dev_read_u32(dev, "sp-max-total-current-microamp", &property_u32))
|
||||
hub->max_power_sp = min_t(u8, property_u32 / 2000, 50);
|
||||
|
||||
hub->max_power_bp = USB251XB_DEF_MAX_POWER_BUS;
|
||||
if (!dev_read_u32(dev, "bp-max-total-current-microamp", &property_u32))
|
||||
hub->max_power_bp = min_t(u8, property_u32 / 2000, 255);
|
||||
|
||||
hub->max_current_sp = USB251XB_DEF_MAX_CURRENT_SELF;
|
||||
if (!dev_read_u32(dev, "sp-max-removable-current-microamp",
|
||||
&property_u32))
|
||||
hub->max_current_sp = min_t(u8, property_u32 / 2000, 50);
|
||||
|
||||
hub->max_current_bp = USB251XB_DEF_MAX_CURRENT_BUS;
|
||||
if (!dev_read_u32(dev, "bp-max-removable-current-microamp",
|
||||
&property_u32))
|
||||
hub->max_current_bp = min_t(u8, property_u32 / 2000, 255);
|
||||
|
||||
hub->power_on_time = USB251XB_DEF_POWER_ON_TIME;
|
||||
if (!dev_read_u32(dev, "power-on-time-ms", &property_u32))
|
||||
hub->power_on_time = min_t(u8, property_u32 / 2, 255);
|
||||
|
||||
if (dev_read_u32(dev, "language-id", &hub->lang_id))
|
||||
hub->lang_id = USB251XB_DEF_LANGUAGE_ID;
|
||||
|
||||
if (!dev_read_u32(dev, "boost-up", &hub->boost_up))
|
||||
hub->boost_up = USB251XB_DEF_BOOST_UP;
|
||||
|
||||
cproperty_char = dev_read_string(dev, "manufacturer");
|
||||
strlcpy(str, cproperty_char ? : USB251XB_DEF_MANUFACTURER_STRING,
|
||||
sizeof(str));
|
||||
hub->manufacturer_len = strlen(str) & 0xFF;
|
||||
memset(hub->manufacturer, 0, USB251XB_STRING_BUFSIZE);
|
||||
len = min_t(size_t, USB251XB_STRING_BUFSIZE / 2, strlen(str));
|
||||
len = utf8_to_utf16le(str, hub->manufacturer, len);
|
||||
|
||||
cproperty_char = dev_read_string(dev, "product");
|
||||
strlcpy(str, cproperty_char ? : data->product_str, sizeof(str));
|
||||
hub->product_len = strlen(str) & 0xFF;
|
||||
memset(hub->product, 0, USB251XB_STRING_BUFSIZE);
|
||||
len = min_t(size_t, USB251XB_STRING_BUFSIZE / 2, strlen(str));
|
||||
len = utf8_to_utf16le(str, hub->product, len);
|
||||
|
||||
cproperty_char = dev_read_string(dev, "serial");
|
||||
strlcpy(str, cproperty_char ? : USB251XB_DEF_SERIAL_STRING,
|
||||
sizeof(str));
|
||||
hub->serial_len = strlen(str) & 0xFF;
|
||||
memset(hub->serial, 0, USB251XB_STRING_BUFSIZE);
|
||||
len = min_t(size_t, USB251XB_STRING_BUFSIZE / 2, strlen(str));
|
||||
len = utf8_to_utf16le(str, hub->serial, len);
|
||||
|
||||
/*
|
||||
* The datasheet documents the register as 'Port Swap' but in real the
|
||||
* register controls the USB DP/DM signal swapping for each port.
|
||||
*/
|
||||
hub->port_swap = USB251XB_DEF_PORT_SWAP;
|
||||
usb251xb_get_ports_field(dev, "swap-dx-lanes", data->port_cnt,
|
||||
false, &hub->port_swap);
|
||||
|
||||
/* The following parameters are currently not exposed to devicetree, but
|
||||
* may be as soon as needed.
|
||||
*/
|
||||
hub->bat_charge_en = USB251XB_DEF_BATTERY_CHARGING_ENABLE;
|
||||
hub->boost_57 = USB251XB_DEF_BOOST_57;
|
||||
hub->boost_14 = USB251XB_DEF_BOOST_14;
|
||||
hub->port_map12 = USB251XB_DEF_PORT_MAP_12;
|
||||
hub->port_map34 = USB251XB_DEF_PORT_MAP_34;
|
||||
hub->port_map56 = USB251XB_DEF_PORT_MAP_56;
|
||||
hub->port_map7 = USB251XB_DEF_PORT_MAP_7;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct udevice_id usb251xb_of_match[] = {
|
||||
{
|
||||
.compatible = "microchip,usb2422",
|
||||
.data = (ulong)&usb2422_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2512b",
|
||||
.data = (ulong)&usb2512b_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2512bi",
|
||||
.data = (ulong)&usb2512bi_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2513b",
|
||||
.data = (ulong)&usb2513b_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2513bi",
|
||||
.data = (ulong)&usb2513bi_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2514b",
|
||||
.data = (ulong)&usb2514b_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2514bi",
|
||||
.data = (ulong)&usb2514bi_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2517",
|
||||
.data = (ulong)&usb2517_data,
|
||||
}, {
|
||||
.compatible = "microchip,usb2517i",
|
||||
.data = (ulong)&usb2517i_data,
|
||||
}
|
||||
};
|
||||
|
||||
U_BOOT_DRIVER(usb251xb) = {
|
||||
.name = "usb251xb",
|
||||
.id = UCLASS_MISC,
|
||||
.of_match = usb251xb_of_match,
|
||||
.of_to_plat = usb251xb_of_to_plat,
|
||||
.probe = usb251xb_probe,
|
||||
.priv_auto = sizeof(struct usb251xb),
|
||||
};
|
@ -122,11 +122,13 @@ static int xhci_mtk_host_disable(struct mtk_xhci *mtk)
|
||||
|
||||
/* power down all u3 ports */
|
||||
for (i = 0; i < mtk->num_u3ports; i++)
|
||||
setbits_le32(mtk->ippc + IPPC_U3_CTRL(i), CTRL_U3_PORT_PDN);
|
||||
setbits_le32(mtk->ippc + IPPC_U3_CTRL(i),
|
||||
CTRL_U3_PORT_PDN | CTRL_U3_PORT_DIS);
|
||||
|
||||
/* power down all u2 ports */
|
||||
for (i = 0; i < mtk->num_u2ports; i++)
|
||||
setbits_le32(mtk->ippc + IPPC_U2_CTRL(i), CTRL_U2_PORT_PDN);
|
||||
setbits_le32(mtk->ippc + IPPC_U2_CTRL(i),
|
||||
CTRL_U2_PORT_PDN | CTRL_U2_PORT_DIS);
|
||||
|
||||
/* power down host ip */
|
||||
setbits_le32(mtk->ippc + IPPC_IP_PW_CTRL1, CTRL1_IP_HOST_PDN);
|
||||
|
Loading…
x
Reference in New Issue
Block a user