From: Robert Lippert <rlippert@xxxxxxxxxx>
The I2C address of the brick is different depending on the board SKU.
Update the values to instantiate addresses which work for most boards.
Signed-off-by: Robert Lippert <rlippert@xxxxxxxxxx>
Signed-off-by: Patrick Venture <venture@xxxxxxxxxx>
---
arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts | 18 ++++++++++++++----
1 file changed, 14 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts b/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts
index 63e892f16d050..51265af622574 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-zaius.dts
@@ -328,10 +328,21 @@
* LM5066I PMBUS @10h
*/
- /* 12V Quarter Brick DC/DC Converter Q54SJ12050 @61h */
- power-brick@61 {
+ /*
+ * Brick will be one of these types/addresses. Depending
+ * on the board SKU only one is actually present and will successfully
+ * instantiate while the others will fail the probe operation.
+ * These are the PVT (and presumably beyond) addresses:
+ * 12V Quarter Brick DC/DC Converter Q54SJ12050 @6Ah
+ * 12V Quarter Brick DC/DC Converter Q54SH12050 @30h
+ */
+ power-brick@6a {
+ compatible = "delta,dps800";
+ reg = <0x6a>;
+ };
+ power-brick@30 {
compatible = "delta,dps800";
- reg = <0x61>;
+ reg = <0x30>;
};
/* CPU0 VR ISL68137 0.7V, 0.96V PMBUS @64h */
@@ -342,7 +353,6 @@
/* Master selector PCA9541A @70h (other master: CPU0)
* LM5066I PMBUS @10h
*/
- /* 12V SMPS Q54SH12050NNDH @61h */
};
&i2c8 {
--
2.21.0.392.gf8f6787159e-goog
