#include <console/console.h> #include <device/device.h> #include <device/smbus.h> #include <device/pci.h> #include <device/pci_ids.h> #include <device/pci_ops.h> #include <cpu/x86/msr.h> #include "chip.h" static void lm63_init(device_t dev) { int result; if (dev->enabled && dev->path.type == DEVICE_PATH_I2C) { if(ops_smbus_bus(get_pbus_smbus(dev))) { if( dev->bus->dev->path.type == DEVICE_PATH_I2C) smbus_set_link(dev); // it is under mux result = smbus_read_byte(dev, 0x03); // result &= ~0x04; result |= 0x04; smbus_write_byte(dev, 0x03, result & 0xff); // config lm63 } } } static void lm63_noop(device_t dummy) { } static struct device_operations lm63_operations = { .read_resources = lm63_noop, .set_resources = lm63_noop, .enable_resources = lm63_noop, .init = lm63_init, }; static void enable_dev(struct device *dev) { dev->ops = &lm63_operations; } struct chip_operations drivers_i2c_lm63_ops = { CHIP_NAME("National Semiconductor LM63") .enable_dev = enable_dev, };