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-rw-r--r--sys/boot/fdt/dts/arm/beaglebone-black.dts4
-rw-r--r--sys/boot/fdt/dts/arm/beaglebone.dts2
-rw-r--r--sys/dev/ofw/ofw_iicbus.c6
3 files changed, 8 insertions, 4 deletions
diff --git a/sys/boot/fdt/dts/arm/beaglebone-black.dts b/sys/boot/fdt/dts/arm/beaglebone-black.dts
index ff25f9d..0e35a7a 100644
--- a/sys/boot/fdt/dts/arm/beaglebone-black.dts
+++ b/sys/boot/fdt/dts/arm/beaglebone-black.dts
@@ -146,9 +146,9 @@
};
i2c@44e0b000 {
- pmic@48 {
+ pmic@24 {
compatible = "ti,am335x-pmic";
- reg = <0x48>;
+ reg = <0x24>;
};
};
};
diff --git a/sys/boot/fdt/dts/arm/beaglebone.dts b/sys/boot/fdt/dts/arm/beaglebone.dts
index 83b948f..3f8e022 100644
--- a/sys/boot/fdt/dts/arm/beaglebone.dts
+++ b/sys/boot/fdt/dts/arm/beaglebone.dts
@@ -133,7 +133,7 @@
i2c@44e0b000 {
pmic@24 {
compatible = "ti,am335x-pmic";
- reg = <0x48>;
+ reg = <0x24>;
};
};
};
diff --git a/sys/dev/ofw/ofw_iicbus.c b/sys/dev/ofw/ofw_iicbus.c
index f6d1be5..98fc060 100644
--- a/sys/dev/ofw/ofw_iicbus.c
+++ b/sys/dev/ofw/ofw_iicbus.c
@@ -147,7 +147,11 @@ ofw_iicbus_attach(device_t dev)
M_NOWAIT | M_ZERO);
if (dinfo == NULL)
continue;
- dinfo->opd_dinfo.addr = paddr;
+ /*
+ * OFW uses 7-bit I2C address format (see ePAPR),
+ * but system expect 8-bit.
+ */
+ dinfo->opd_dinfo.addr = paddr << 1;
if (ofw_bus_gen_setup_devinfo(&dinfo->opd_obdinfo, child) !=
0) {
free(dinfo, M_DEVBUF);
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