From: Judith Mendez <jm@ti.com>
To: Judith Mendez <jm@ti.com>, Ulf Hansson <ulf.hansson@linaro.org>,
Nishanth Menon <nm@ti.com>,
Adrian Hunter <adrian.hunter@intel.com>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Vignesh Raghavendra <vigneshr@ti.com>,
Tero Kristo <kristo@kernel.org>,
Josua Mayer <josua@solid-run.com>, <linux-mmc@vger.kernel.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
Francesco Dolcini <francesco@dolcini.it>,
Hiago De Franco <hiagofranco@gmail.com>,
Moteen Shah <m-shah@ti.com>, <stable@vger.kernel.org>
Subject: [PATCH RESEND v3 3/3] arm64: dts: ti: k3-am62*: add ti,suppress-v1p8-ena
Date: Tue, 22 Apr 2025 17:05:12 -0500 [thread overview]
Message-ID: <20250422220512.297396-4-jm@ti.com> (raw)
In-Reply-To: <20250422220512.297396-1-jm@ti.com>
Add ti,suppress-v1p8-ena flag to sdhci1 nodes to suppress
V1P8_SIGNAL_ENA.
On am62x, am62ax, and am62px SoCs, there is no internal LDO
tied to sdhci1 interface so V1P8_SIGNAL_ENA only affects timing.
Suppress V1P8_SIGNAL_ENA since it causes init failures across
Microcenter/Patriot SD cards and Kingston eMMC on am62* SK boards.
Signed-off-by: Judith Mendez <jm@ti.com>
---
arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 1 +
arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 1 +
arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi | 1 +
3 files changed, 3 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 7d355aa73ea2..a61153b0af32 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -586,6 +586,7 @@ sdhci1: mmc@fa00000 {
ti,itap-del-sel-sd-hs = <0x0>;
ti,itap-del-sel-sdr12 = <0x0>;
ti,itap-del-sel-sdr25 = <0x0>;
+ ti,suppress-v1p8-ena;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index a1daba7b1fad..44d973caf200 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -606,6 +606,7 @@ sdhci1: mmc@fa00000 {
ti,itap-del-sel-sd-hs = <0x0>;
ti,itap-del-sel-sdr12 = <0x0>;
ti,itap-del-sel-sdr25 = <0x0>;
+ ti,suppress-v1p8-ena;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
index 6e3beb5c2e01..c4304dae9757 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
@@ -604,6 +604,7 @@ sdhci1: mmc@fa00000 {
ti,itap-del-sel-sd-hs = <0x0>;
ti,itap-del-sel-sdr12 = <0x0>;
ti,itap-del-sel-sdr25 = <0x0>;
+ ti,suppress-v1p8-ena;
status = "disabled";
};
--
2.49.0
next prev parent reply other threads:[~2025-04-22 22:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-22 22:05 [PATCH RESEND v3 0/3] Add ti,suppress-v1p8-ena Judith Mendez
2025-04-22 22:05 ` [PATCH RESEND v3 1/3] dt-bindings: mmc: sdhci-am654: " Judith Mendez
2025-04-25 7:48 ` Krzysztof Kozlowski
2025-04-25 14:19 ` Judith Mendez
2025-04-22 22:05 ` [PATCH RESEND v3 2/3] mmc: sdhci_am654: Add sdhci_am654_start_signal_voltage_switch Judith Mendez
2025-04-22 22:05 ` Judith Mendez [this message]
2025-04-23 18:08 ` [PATCH RESEND v3 0/3] Add ti,suppress-v1p8-ena Nishanth Menon
2025-04-23 22:27 ` Judith Mendez
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