diff options
| -rw-r--r-- | src/soc/intel/apollolake/i2c.c | 2 | ||||
| -rw-r--r-- | src/soc/intel/common/block/i2c/i2c.c | 8 |
2 files changed, 8 insertions, 2 deletions
diff --git a/src/soc/intel/apollolake/i2c.c b/src/soc/intel/apollolake/i2c.c index 2b6cbf95b2..4ae500ecce 100644 --- a/src/soc/intel/apollolake/i2c.c +++ b/src/soc/intel/apollolake/i2c.c @@ -44,7 +44,7 @@ uintptr_t i2c_get_soc_early_base(unsigned int bus) /* Convert I2C bus number to PCI device and function */ int i2c_soc_bus_to_devfn(unsigned int bus) { - if (bus >= 0 && bus <= 3) + if (bus <= 3) return PCI_DEVFN(PCH_DEV_SLOT_SIO1, bus); else if (bus >= 4 && bus <= 7) return PCI_DEVFN(PCH_DEV_SLOT_SIO2, (bus - 4)); diff --git a/src/soc/intel/common/block/i2c/i2c.c b/src/soc/intel/common/block/i2c/i2c.c index 625bb991d4..c6f3be2206 100644 --- a/src/soc/intel/common/block/i2c/i2c.c +++ b/src/soc/intel/common/block/i2c/i2c.c @@ -96,9 +96,12 @@ static void lpss_i2c_dev_init(struct device *dev) const struct lpss_i2c_bus_config *config; int bus = lpss_i2c_dev_to_bus(dev); + if (bus < 0) + return; + config = i2c_get_soc_cfg(bus, dev); - if (!config || bus < 0) + if (!config) return; lpss_i2c_init(bus, config); @@ -126,6 +129,9 @@ static void lpss_i2c_acpi_fill_ssdt(struct device *dev) bus = lpss_i2c_dev_to_bus(dev); + if (bus < 0) + return; + bcfg = i2c_get_soc_cfg(bus, dev); if (!bcfg) |