From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick Venture Date: Tue, 16 Apr 2019 09:21:50 -0700 Subject: [PATCH 2/3] ARM: dts: aspeed: zaius: update 12V brick I2C address In-Reply-To: <20190416162150.150154-1-venture@google.com> References: <20190416162150.150154-1-venture@google.com> Message-ID: <20190416162150.150154-3-venture@google.com> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit From: Robert Lippert 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 Signed-off-by: Patrick Venture --- 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 at 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 at 6a { + compatible = "delta,dps800"; + reg = <0x6a>; + }; + power-brick at 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