From 7e741a75d54e7dc0002a3e136a9f8634df1c5b5a Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Wed, 1 Feb 2023 13:20:24 -0700
Subject: [PATCH] freescale: Drop unused vsc3316_3308 driver

This is not used. Drop the driver and Kconfig option.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 board/freescale/common/Makefile       |   1 -
 board/freescale/common/vsc3316_3308.c | 530 --------------------------
 2 files changed, 531 deletions(-)
 delete mode 100644 board/freescale/common/vsc3316_3308.c

diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index 5f0503faf8..c200cf4d40 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -54,7 +54,6 @@ obj-$(CONFIG_TARGET_MPC8548CDS)	+= cds_pci_ft.o
 obj-$(CONFIG_TARGET_P3041DS)		+= ics307_clk.o
 obj-$(CONFIG_TARGET_P4080DS)		+= ics307_clk.o
 obj-$(CONFIG_TARGET_P5040DS)		+= ics307_clk.o
-obj-$(CONFIG_VSC_CROSSBAR)    += vsc3316_3308.o
 obj-$(CONFIG_ZM7300)		+= zm7300.o
 ifeq ($(CONFIG_$(SPL_)POWER_LEGACY),y)
 obj-$(CONFIG_POWER_PFUZE100)	+= pfuze.o
diff --git a/board/freescale/common/vsc3316_3308.c b/board/freescale/common/vsc3316_3308.c
deleted file mode 100644
index c51f3c5aca..0000000000
--- a/board/freescale/common/vsc3316_3308.c
+++ /dev/null
@@ -1,530 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2012 Freescale Semiconductor, Inc.
- * Copyright 2020 NXP
- */
-
-#include "vsc3316_3308.h"
-#include <log.h>
-
-#define REVISION_ID_REG		0x7E
-#define INTERFACE_MODE_REG		0x79
-#define CURRENT_PAGE_REGISTER		0x7F
-#define CONNECTION_CONFIG_PAGE		0x00
-#define INPUT_STATE_REG		0x13
-#define GLOBAL_INPUT_ISE1		0x51
-#define GLOBAL_INPUT_ISE2		0x52
-#define GLOBAL_INPUT_GAIN		0x53
-#define GLOBAL_INPUT_LOS		0x55
-#define GLOBAL_OUTPUT_PE1		0x56
-#define GLOBAL_OUTPUT_PE2		0x57
-#define GLOBAL_OUTPUT_LEVEL		0x58
-#define GLOBAL_OUTPUT_TERMINATION	0x5A
-#define GLOBAL_CORE_CNTRL		0x5D
-#define OUTPUT_MODE_PAGE		0x23
-#define CORE_CONTROL_PAGE		0x25
-#define CORE_CONFIG_REG		0x75
-
-int vsc_if_enable(unsigned int vsc_addr)
-{
-	u8 data;
-
-	debug("VSC:Configuring VSC at I2C address 0x%2x"
-			" for 2-wire interface\n", vsc_addr);
-
-	/* enable 2-wire Serial InterFace (I2C) */
-	data = 0x02;
-#if CONFIG_IS_ENABLED(DM_I2C)
-	int ret, bus_num = 0;
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, vsc_addr,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return ret;
-	}
-
-	return dm_i2c_write(dev, INTERFACE_MODE_REG, &data, 1);
-#else
-	return i2c_write(vsc_addr, INTERFACE_MODE_REG, 1, &data, 1);
-#endif
-}
-
-int vsc3316_config(unsigned int vsc_addr, int8_t con_arr[][2],
-		unsigned int num_con)
-{
-	unsigned int i;
-	u8 rev_id = 0;
-	int ret;
-
-	debug("VSC:Initializing VSC3316 at I2C address 0x%2x"
-		" for Tx\n", vsc_addr);
-
-#if CONFIG_IS_ENABLED(DM_I2C)
-	int bus_num = 0;
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, vsc_addr,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return ret;
-	}
-
-	ret = dm_i2c_read(dev, REVISION_ID_REG, &rev_id, 1);
-	if (ret < 0) {
-		printf("VSC:0x%x could not read REV_ID from device.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	if (rev_id != 0xab) {
-		printf("VSC: device at address 0x%x is not VSC3316/3308.\n",
-		       vsc_addr);
-		return -ENODEV;
-	}
-
-	ret = vsc_if_enable(vsc_addr);
-	if (ret) {
-		printf("VSC:0x%x could not configured for 2-wire I/F.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	/* config connections - page 0x00 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, CONNECTION_CONFIG_PAGE);
-
-	/* Making crosspoint connections, by connecting required
-	 * input to output
-	 */
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev, con_arr[i][1], con_arr[i][0]);
-
-	/* input state - page 0x13 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, INPUT_STATE_REG);
-	/* Configuring the required input of the switch */
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev, con_arr[i][0], 0x80);
-
-	/* Setting Global Input LOS threshold value */
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_LOS, 0x60);
-
-	/* config output mode - page 0x23 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, OUTPUT_MODE_PAGE);
-	/* Turn ON the Output driver correspond to required output*/
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev,  con_arr[i][1], 0);
-
-	/* configure global core control register, Turn on Global core power */
-	dm_i2c_reg_write(dev, GLOBAL_CORE_CNTRL, 0);
-
-#else
-	ret = i2c_read(vsc_addr, REVISION_ID_REG, 1, &rev_id, 1);
-	if (ret < 0) {
-		printf("VSC:0x%x could not read REV_ID from device.\n",
-			vsc_addr);
-		return ret;
-	}
-
-	if (rev_id != 0xab) {
-		printf("VSC: device at address 0x%x is not VSC3316/3308.\n",
-			vsc_addr);
-		return -ENODEV;
-	}
-
-	ret = vsc_if_enable(vsc_addr);
-	if (ret) {
-		printf("VSC:0x%x could not configured for 2-wire I/F.\n",
-			vsc_addr);
-		return ret;
-	}
-
-	/* config connections - page 0x00 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, CONNECTION_CONFIG_PAGE);
-
-	/* Making crosspoint connections, by connecting required
-	 * input to output */
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr, con_arr[i][1], con_arr[i][0]);
-
-	/* input state - page 0x13 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, INPUT_STATE_REG);
-	/* Configuring the required input of the switch */
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr, con_arr[i][0], 0x80);
-
-	/* Setting Global Input LOS threshold value */
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_LOS, 0x60);
-
-	/* config output mode - page 0x23 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, OUTPUT_MODE_PAGE);
-	/* Turn ON the Output driver correspond to required output*/
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr,  con_arr[i][1], 0);
-
-	/* configure global core control register, Turn on Global core power */
-	i2c_reg_write(vsc_addr, GLOBAL_CORE_CNTRL, 0);
-#endif
-
-	vsc_wp_config(vsc_addr);
-
-	return 0;
-}
-
-#ifdef CONFIG_SYS_FSL_B4860QDS_XFI_ERR
-int vsc3308_config_adjust(unsigned int vsc_addr, const int8_t con_arr[][2],
-		unsigned int num_con)
-{
-	unsigned int i;
-	u8 rev_id = 0;
-	int ret;
-
-	debug("VSC:Initializing VSC3308 at I2C address 0x%x for Tx\n",
-	      vsc_addr);
-
-#if CONFIG_IS_ENABLED(DM_I2C)
-	int bus_num = 0;
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, vsc_addr,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return ret;
-	}
-
-	ret = dm_i2c_read(dev, REVISION_ID_REG, &rev_id, 1);
-	if (ret < 0) {
-		printf("VSC:0x%x could not read REV_ID from device.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	if (rev_id != 0xab) {
-		printf("VSC: device at address 0x%x is not VSC3316/3308.\n",
-		       vsc_addr);
-		return -ENODEV;
-	}
-
-	ret = vsc_if_enable(vsc_addr);
-	if (ret) {
-		printf("VSC:0x%x could not configured for 2-wire I/F.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	/* config connections - page 0x00 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, CONNECTION_CONFIG_PAGE);
-
-	/* Configure Global Input ISE */
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_ISE1, 0);
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_ISE2, 0);
-
-	/* Configure Tx/Rx Global Output PE1 */
-	dm_i2c_reg_write(dev, GLOBAL_OUTPUT_PE1, 0);
-
-	/* Configure Tx/Rx Global Output PE2 */
-	dm_i2c_reg_write(dev, GLOBAL_OUTPUT_PE2, 0);
-
-	/* Configure Tx/Rx Global Input GAIN */
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_GAIN, 0x3F);
-
-	/* Setting Global Input LOS threshold value */
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_LOS, 0xE0);
-
-	/* Setting Global output termination */
-	dm_i2c_reg_write(dev, GLOBAL_OUTPUT_TERMINATION, 0);
-
-	/* Configure Tx/Rx Global Output level */
-	if (vsc_addr == VSC3308_TX_ADDRESS)
-		dm_i2c_reg_write(dev, GLOBAL_OUTPUT_LEVEL, 4);
-	else
-		dm_i2c_reg_write(dev, GLOBAL_OUTPUT_LEVEL, 2);
-
-	/* Making crosspoint connections, by connecting required
-	 * input to output
-	 */
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev, con_arr[i][1], con_arr[i][0]);
-
-	/* input state - page 0x13 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, INPUT_STATE_REG);
-	/* Turning off all the required input of the switch */
-	for (i = 0; i < num_con; i++)
-		dm_i2c_reg_write(dev, con_arr[i][0], 1);
-
-	/* only turn on specific Tx/Rx requested by the XFI erratum */
-	if (vsc_addr == VSC3308_TX_ADDRESS) {
-		dm_i2c_reg_write(dev, 2, 0);
-		dm_i2c_reg_write(dev, 3, 0);
-	} else {
-		dm_i2c_reg_write(dev, 0, 0);
-		dm_i2c_reg_write(dev, 1, 0);
-	}
-
-	/* config output mode - page 0x23 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, OUTPUT_MODE_PAGE);
-	/* Turn off the Output driver correspond to required output*/
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev,  con_arr[i][1], 1);
-
-	/* only turn on specific Tx/Rx requested by the XFI erratum */
-	if (vsc_addr == VSC3308_TX_ADDRESS) {
-		dm_i2c_reg_write(dev, 0, 0);
-		dm_i2c_reg_write(dev, 1, 0);
-	} else {
-		dm_i2c_reg_write(dev, 3, 0);
-		dm_i2c_reg_write(dev, 4, 0);
-	}
-
-	/* configure global core control register, Turn on Global core power */
-	dm_i2c_reg_write(dev, GLOBAL_CORE_CNTRL, 0);
-#else
-	ret = i2c_read(vsc_addr, REVISION_ID_REG, 1, &rev_id, 1);
-	if (ret < 0) {
-		printf("VSC:0x%x could not read REV_ID from device.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	if (rev_id != 0xab) {
-		printf("VSC: device at address 0x%x is not VSC3316/3308.\n",
-		       vsc_addr);
-		return -ENODEV;
-	}
-
-	ret = vsc_if_enable(vsc_addr);
-	if (ret) {
-		printf("VSC:0x%x could not configured for 2-wire I/F.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	/* config connections - page 0x00 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, CONNECTION_CONFIG_PAGE);
-
-	/* Configure Global Input ISE */
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_ISE1, 0);
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_ISE2, 0);
-
-	/* Configure Tx/Rx Global Output PE1 */
-	i2c_reg_write(vsc_addr, GLOBAL_OUTPUT_PE1, 0);
-
-	/* Configure Tx/Rx Global Output PE2 */
-	i2c_reg_write(vsc_addr, GLOBAL_OUTPUT_PE2, 0);
-
-	/* Configure Tx/Rx Global Input GAIN */
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_GAIN, 0x3F);
-
-	/* Setting Global Input LOS threshold value */
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_LOS, 0xE0);
-
-	/* Setting Global output termination */
-	i2c_reg_write(vsc_addr, GLOBAL_OUTPUT_TERMINATION, 0);
-
-	/* Configure Tx/Rx Global Output level */
-	if (vsc_addr == VSC3308_TX_ADDRESS)
-		i2c_reg_write(vsc_addr, GLOBAL_OUTPUT_LEVEL, 4);
-	else
-		i2c_reg_write(vsc_addr, GLOBAL_OUTPUT_LEVEL, 2);
-
-	/* Making crosspoint connections, by connecting required
-	 * input to output */
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr, con_arr[i][1], con_arr[i][0]);
-
-	/* input state - page 0x13 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, INPUT_STATE_REG);
-	/* Turning off all the required input of the switch */
-	for (i = 0; i < num_con; i++)
-		i2c_reg_write(vsc_addr, con_arr[i][0], 1);
-
-	/* only turn on specific Tx/Rx requested by the XFI erratum */
-	if (vsc_addr == VSC3308_TX_ADDRESS) {
-		i2c_reg_write(vsc_addr, 2, 0);
-		i2c_reg_write(vsc_addr, 3, 0);
-	} else {
-		i2c_reg_write(vsc_addr, 0, 0);
-		i2c_reg_write(vsc_addr, 1, 0);
-	}
-
-	/* config output mode - page 0x23 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, OUTPUT_MODE_PAGE);
-	/* Turn off the Output driver correspond to required output*/
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr,  con_arr[i][1], 1);
-
-	/* only turn on specific Tx/Rx requested by the XFI erratum */
-	if (vsc_addr == VSC3308_TX_ADDRESS) {
-		i2c_reg_write(vsc_addr, 0, 0);
-		i2c_reg_write(vsc_addr, 1, 0);
-	} else {
-		i2c_reg_write(vsc_addr, 3, 0);
-		i2c_reg_write(vsc_addr, 4, 0);
-	}
-
-	/* configure global core control register, Turn on Global core power */
-	i2c_reg_write(vsc_addr, GLOBAL_CORE_CNTRL, 0);
-#endif
-	vsc_wp_config(vsc_addr);
-
-	return 0;
-}
-#endif
-
-int vsc3308_config(unsigned int vsc_addr, const int8_t con_arr[][2],
-		unsigned int num_con)
-{
-	unsigned int i;
-	u8 rev_id = 0;
-	int ret;
-
-	debug("VSC:Initializing VSC3308 at I2C address 0x%x"
-		" for Tx\n", vsc_addr);
-#if CONFIG_IS_ENABLED(DM_I2C)
-	int bus_num = 0;
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, vsc_addr,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return ret;
-	}
-
-	ret = dm_i2c_read(dev, REVISION_ID_REG, &rev_id, 1);
-	if (ret < 0) {
-		printf("VSC:0x%x could not read REV_ID from device.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	if (rev_id != 0xab) {
-		printf("VSC: device at address 0x%x is not VSC3316/3308.\n",
-		       vsc_addr);
-		return -ENODEV;
-	}
-
-	ret = vsc_if_enable(vsc_addr);
-	if (ret) {
-		printf("VSC:0x%x could not configured for 2-wire I/F.\n",
-		       vsc_addr);
-		return ret;
-	}
-
-	/* config connections - page 0x00 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, CONNECTION_CONFIG_PAGE);
-
-	/* Making crosspoint connections, by connecting required
-	 * input to output
-	 */
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev, con_arr[i][1], con_arr[i][0]);
-
-	/*Configure Global Input ISE and gain */
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_ISE1, 0x12);
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_ISE2, 0x12);
-
-	/* input state - page 0x13 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, INPUT_STATE_REG);
-	/* Turning ON the required input of the switch */
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev, con_arr[i][0], 0);
-
-	/* Setting Global Input LOS threshold value */
-	dm_i2c_reg_write(dev, GLOBAL_INPUT_LOS, 0x60);
-
-	/* config output mode - page 0x23 */
-	dm_i2c_reg_write(dev, CURRENT_PAGE_REGISTER, OUTPUT_MODE_PAGE);
-	/* Turn ON the Output driver correspond to required output*/
-	for (i = 0; i < num_con ; i++)
-		dm_i2c_reg_write(dev,  con_arr[i][1], 0);
-
-	/* configure global core control register, Turn on Global core power */
-	dm_i2c_reg_write(dev, GLOBAL_CORE_CNTRL, 0);
-#else
-	ret = i2c_read(vsc_addr, REVISION_ID_REG, 1, &rev_id, 1);
-	if (ret < 0) {
-		printf("VSC:0x%x could not read REV_ID from device.\n",
-			vsc_addr);
-		return ret;
-	}
-
-	if (rev_id != 0xab) {
-		printf("VSC: device at address 0x%x is not VSC3316/3308.\n",
-			vsc_addr);
-		return -ENODEV;
-	}
-
-	ret = vsc_if_enable(vsc_addr);
-	if (ret) {
-		printf("VSC:0x%x could not configured for 2-wire I/F.\n",
-			vsc_addr);
-		return ret;
-	}
-
-	/* config connections - page 0x00 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, CONNECTION_CONFIG_PAGE);
-
-	/* Making crosspoint connections, by connecting required
-	 * input to output */
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr, con_arr[i][1], con_arr[i][0]);
-
-	/*Configure Global Input ISE and gain */
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_ISE1, 0x12);
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_ISE2, 0x12);
-
-	/* input state - page 0x13 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, INPUT_STATE_REG);
-	/* Turning ON the required input of the switch */
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr, con_arr[i][0], 0);
-
-	/* Setting Global Input LOS threshold value */
-	i2c_reg_write(vsc_addr, GLOBAL_INPUT_LOS, 0x60);
-
-	/* config output mode - page 0x23 */
-	i2c_reg_write(vsc_addr, CURRENT_PAGE_REGISTER, OUTPUT_MODE_PAGE);
-	/* Turn ON the Output driver correspond to required output*/
-	for (i = 0; i < num_con ; i++)
-		i2c_reg_write(vsc_addr,  con_arr[i][1], 0);
-
-	/* configure global core control register, Turn on Global core power */
-	i2c_reg_write(vsc_addr, GLOBAL_CORE_CNTRL, 0);
-#endif
-	vsc_wp_config(vsc_addr);
-
-	return 0;
-}
-
-void vsc_wp_config(unsigned int vsc_addr)
-{
-	debug("VSC:Configuring VSC at address:0x%x for WP\n", vsc_addr);
-
-	/* For new crosspoint configuration to occur, WP bit of
-	 * CORE_CONFIG_REG should be set 1 and then reset to 0 */
-#if CONFIG_IS_ENABLED(DM_I2C)
-	int ret, bus_num = 0;
-	struct udevice *dev;
-
-	ret = i2c_get_chip_for_busnum(bus_num, vsc_addr,
-				      1, &dev);
-	if (ret) {
-		printf("%s: Cannot find udev for a bus %d\n", __func__,
-		       bus_num);
-		return;
-	}
-
-	dm_i2c_reg_write(dev, CORE_CONFIG_REG, 0x01);
-	dm_i2c_reg_write(dev, CORE_CONFIG_REG, 0x0);
-#else
-	i2c_reg_write(vsc_addr, CORE_CONFIG_REG, 0x01);
-	i2c_reg_write(vsc_addr, CORE_CONFIG_REG, 0x0);
-#endif
-}
-- 
2.39.5