diff options
Diffstat (limited to 'driver/usb_mux/ps874x.h')
| -rw-r--r-- | driver/usb_mux/ps874x.h | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/driver/usb_mux/ps874x.h b/driver/usb_mux/ps874x.h deleted file mode 100644 index 12b5191ddd..0000000000 --- a/driver/usb_mux/ps874x.h +++ /dev/null @@ -1,135 +0,0 @@ -/* Copyright 2017 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - * - * Parade PS874X USB Type-C Redriving Switch for USB Host / DisplayPort. - */ - -#ifndef __CROS_EC_PS874X_H -#define __CROS_EC_PS874X_H - -#include "usb_mux.h" - -#define PS874X_I2C_ADDR0_FLAG 0x10 -#define PS874X_I2C_ADDR1_FLAG 0x11 -#define PS874X_I2C_ADDR2_FLAG 0x19 -#define PS874X_I2C_ADDR3_FLAG 0x1a - -/* Mode register for setting mux */ -#define PS874X_REG_MODE 0x00 -#ifdef CONFIG_USB_MUX_PS8740 - #define PS874X_MODE_POLARITY_INVERTED BIT(4) - #define PS874X_MODE_USB_ENABLED BIT(5) - #define PS874X_MODE_DP_ENABLED BIT(6) - #define PS874X_MODE_POWER_DOWN BIT(7) -#elif defined(CONFIG_USB_MUX_PS8742) - #define PS874X_MODE_POLARITY_INVERTED BIT(4) - #define PS874X_MODE_USB_ENABLED BIT(5) - #define PS874X_MODE_DP_ENABLED BIT(6) - #define PS874X_MODE_CE_DP_ENABLED BIT(7) - /* To reset the state machine to default */ - #define PS874X_MODE_POWER_DOWN 0 -#elif defined(CONFIG_USB_MUX_PS8743) - #define PS874X_MODE_POLARITY_INVERTED BIT(2) - #define PS874X_MODE_FLIP_PIN_ENABLED BIT(3) - #define PS874X_MODE_USB_ENABLED BIT(4) - #define PS874X_MODE_CE_USB_ENABLED BIT(5) - #define PS874X_MODE_DP_ENABLED BIT(6) - #define PS874X_MODE_CE_DP_ENABLED BIT(7) - /* To reset the state machine to default */ - #define PS874X_MODE_POWER_DOWN (PS874X_MODE_CE_USB_ENABLED | \ - PS874X_MODE_CE_DP_ENABLED) -#endif - -/* Status register for checking mux state */ -#define PS874X_REG_STATUS 0x09 -#define PS874X_STATUS_POLARITY_INVERTED BIT(2) -#define PS874X_STATUS_USB_ENABLED BIT(3) -#define PS874X_STATUS_DP_ENABLED BIT(4) -#define PS874X_STATUS_HPD_ASSERTED BIT(7) - -/* Chip ID / revision registers and expected fused values */ -#define PS874X_REG_REVISION_ID1 0xf0 -#define PS874X_REG_REVISION_ID2 0xf1 -#define PS874X_REG_CHIP_ID1 0xf2 -#define PS874X_REG_CHIP_ID2 0xf3 -#ifdef CONFIG_USB_MUX_PS8740 - #define PS874X_REVISION_ID1 0x00 - #define PS874X_REVISION_ID2_0 0x0a - #define PS874X_REVISION_ID2_1 0x0b - #define PS874X_CHIP_ID1 0x40 -#elif defined(CONFIG_USB_MUX_PS8742) - #define PS874X_REVISION_ID1 0x01 - #define PS874X_REVISION_ID2 0x0a - #define PS874X_CHIP_ID1 0x42 -#elif defined(CONFIG_USB_MUX_PS8743) - #define PS874X_REVISION_ID1_0 0x00 - #define PS874X_REVISION_ID1_1 0x01 - #define PS874X_REVISION_ID2 0x0b - #define PS874X_CHIP_ID1 0x41 -#endif -#define PS874X_CHIP_ID2 0x87 - -/* USB equalization settings for Host to Mux */ -#define PS874X_REG_USB_EQ_TX 0x32 -#if defined(CONFIG_USB_MUX_PS8740) || defined(CONFIG_USB_MUX_PS8742) - #define PS874X_USB_EQ_TX_10_1_DB 0x00 - #define PS874X_USB_EQ_TX_14_3_DB 0x20 - #define PS874X_USB_EQ_TX_8_5_DB 0x40 - #define PS874X_USB_EQ_TX_6_5_DB 0x60 - #define PS874X_USB_EQ_TX_11_5_DB 0x80 - #define PS874X_USB_EQ_TX_9_5_DB 0xc0 - #define PS874X_USB_EQ_TX_7_5_DB 0xe0 - #define PS874X_USB_EQ_TERM_100_OHM (0 << 2) - #define PS874X_USB_EQ_TERM_85_OHM BIT(2) -#elif defined(CONFIG_USB_MUX_PS8743) - #define PS874X_USB_EQ_TX_12_8_DB 0x00 - #define PS874X_USB_EQ_TX_17_DB 0x20 - #define PS874X_USB_EQ_TX_7_7_DB 0x40 - #define PS874X_USB_EQ_TX_3_6_DB 0x60 - #define PS874X_USB_EQ_TX_15_DB 0x80 - #define PS874X_USB_EQ_TX_10_9_DB 0xc0 - #define PS874X_USB_EQ_TX_4_5_DB 0xe0 -#endif - -/* USB equalization settings for Connector to Mux */ -#define PS874X_REG_USB_EQ_RX 0x3b -#if defined(CONFIG_USB_MUX_PS8740) || defined(CONFIG_USB_MUX_PS8742) - #define PS874X_USB_EQ_RX_4_4_DB 0x00 - #define PS874X_USB_EQ_RX_7_0_DB 0x10 - #define PS874X_USB_EQ_RX_8_2_DB 0x20 - #define PS874X_USB_EQ_RX_9_4_DB 0x30 - #define PS874X_USB_EQ_RX_10_2_DB 0x40 - #define PS874X_USB_EQ_RX_11_4_DB 0x50 - #define PS874X_USB_EQ_RX_14_3_DB 0x60 - #define PS874X_USB_EQ_RX_14_8_DB 0x70 - #define PS874X_USB_EQ_RX_15_2_DB 0x80 - #define PS874X_USB_EQ_RX_15_5_DB 0x90 - #define PS874X_USB_EQ_RX_16_2_DB 0xa0 - #define PS874X_USB_EQ_RX_17_3_DB 0xb0 - #define PS874X_USB_EQ_RX_18_4_DB 0xc0 - #define PS874X_USB_EQ_RX_20_1_DB 0xd0 - #define PS874X_USB_EQ_RX_21_3_DB 0xe0 -#elif defined(CONFIG_USB_MUX_PS8743) - #define PS874X_USB_EQ_RX_2_4_DB 0x00 - #define PS874X_USB_EQ_RX_5_DB 0x10 - #define PS874X_USB_EQ_RX_6_5_DB 0x20 - #define PS874X_USB_EQ_RX_7_4_DB 0x30 - #define PS874X_USB_EQ_RX_8_7_DB 0x40 - #define PS874X_USB_EQ_RX_10_9_DB 0x50 - #define PS874X_USB_EQ_RX_12_8_DB 0x60 - #define PS874X_USB_EQ_RX_13_8_DB 0x70 - #define PS874X_USB_EQ_RX_14_8_DB 0x80 - #define PS874X_USB_EQ_RX_15_4_DB 0x90 - #define PS874X_USB_EQ_RX_16_0_DB 0xa0 - #define PS874X_USB_EQ_RX_16_7_DB 0xb0 - #define PS874X_USB_EQ_RX_18_8_DB 0xc0 - #define PS874X_USB_EQ_RX_21_3_DB 0xd0 - #define PS874X_USB_EQ_RX_22_2_DB 0xe0 -#endif - -int ps874x_tune_usb_eq(int i2c_addr, uint8_t tx, uint8_t rx); -int ps874x_write(const struct usb_mux *me, uint8_t reg, uint8_t val); -int ps874x_read(const struct usb_mux *me, uint8_t reg, int *val); - -#endif /* __CROS_EC_PS874X_H */ |