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@@ -1,128 +0,0 @@
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-// SPDX-License-Identifier: GPL-2.0+
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-/*
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- * Copyright (c) 2014 Google, Inc
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- */
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-
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-#include <common.h>
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-#include <dm.h>
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-#include <errno.h>
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-#include <i2c.h>
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-
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-static int cur_busnum __attribute__((section(".data")));
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-
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-static int i2c_compat_get_device(uint chip_addr, int alen,
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- struct udevice **devp)
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-{
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- struct dm_i2c_chip *chip;
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- int ret;
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-
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- ret = i2c_get_chip_for_busnum(cur_busnum, chip_addr, alen, devp);
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- if (ret)
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- return ret;
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- chip = dev_get_parent_platdata(*devp);
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- if (chip->offset_len != alen) {
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- printf("I2C chip %x: requested alen %d does not match chip offset_len %d\n",
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- chip_addr, alen, chip->offset_len);
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- return -EADDRNOTAVAIL;
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- }
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-
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- return 0;
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-}
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-
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-int i2c_probe(uint8_t chip_addr)
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-{
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- struct udevice *bus, *dev;
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- int ret;
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-
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- ret = uclass_get_device_by_seq(UCLASS_I2C, cur_busnum, &bus);
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- if (ret) {
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- debug("Cannot find I2C bus %d: err=%d\n", cur_busnum, ret);
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- return ret;
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- }
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-
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- if (!bus)
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- return -ENOENT;
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-
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- return dm_i2c_probe(bus, chip_addr, 0, &dev);
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-}
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-
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-int i2c_read(uint8_t chip_addr, unsigned int addr, int alen, uint8_t *buffer,
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- int len)
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-{
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- struct udevice *dev;
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- int ret;
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-
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- ret = i2c_compat_get_device(chip_addr, alen, &dev);
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- if (ret)
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- return ret;
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-
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- return dm_i2c_read(dev, addr, buffer, len);
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-}
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-
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-int i2c_write(uint8_t chip_addr, unsigned int addr, int alen, uint8_t *buffer,
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- int len)
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-{
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- struct udevice *dev;
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- int ret;
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-
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- ret = i2c_compat_get_device(chip_addr, alen, &dev);
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- if (ret)
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- return ret;
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-
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- return dm_i2c_write(dev, addr, buffer, len);
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-}
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-
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-int i2c_get_bus_num_fdt(int node)
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-{
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- struct udevice *bus;
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- int ret;
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-
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- ret = uclass_get_device_by_of_offset(UCLASS_I2C, node, &bus);
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- if (ret)
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- return ret;
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-
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- return bus->seq;
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-}
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-
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-unsigned int i2c_get_bus_num(void)
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-{
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- return cur_busnum;
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-}
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-
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-int i2c_set_bus_num(unsigned int bus)
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-{
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- cur_busnum = bus;
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-
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- return 0;
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-}
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-
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-void i2c_init(int speed, int slaveaddr)
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-{
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- /* Nothing to do here - the init happens through driver model */
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-}
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-
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-void board_i2c_init(const void *blob)
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-{
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- /* Nothing to do here - the init happens through driver model */
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-}
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-
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-uint8_t i2c_reg_read(uint8_t chip_addr, uint8_t offset)
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-{
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- struct udevice *dev;
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- int ret;
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-
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- ret = i2c_compat_get_device(chip_addr, 1, &dev);
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- if (ret)
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- return 0xff;
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- return dm_i2c_reg_read(dev, offset);
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-}
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-
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-void i2c_reg_write(uint8_t chip_addr, uint8_t offset, uint8_t val)
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-{
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- struct udevice *dev;
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- int ret;
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-
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- ret = i2c_compat_get_device(chip_addr, 1, &dev);
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- if (!ret)
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- dm_i2c_reg_write(dev, offset, val);
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-}
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