linux-kernel - [RFC PATCH 09/13] arm64: dts: ti: k3-am64-main: Update ITAP/OTAP values for MMC

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Date: Tue, 30 Jan 2024 18:37:10 -0600
From: Judith Mendez <jm@...com>
To: Ulf Hansson <ulf.hansson@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley
	<conor+dt@...nel.org>
CC: Adrian Hunter <adrian.hunter@...el.com>, <linux-mmc@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Nishanth Menon <nm@...com>,
        Vignesh
 Raghavendra <vigneshr@...com>, Andrew Davis <afd@...com>,
        Udit Kumar
	<u-kumar1@...com>, Roger Quadros <rogerq@...nel.org>,
        <devicetree@...r.kernel.org>, Randolph Sapp <rs@...com>
Subject: [RFC PATCH 09/13] arm64: dts: ti: k3-am64-main: Update ITAP/OTAP values for MMC

Update MMC0/MMC1 OTAP/ITAP values according to the datasheet
[0], refer to Table 7-68 for MMC0 and Table 7-77 for MMC1.

[0] https://www.ti.com/lit/ds/symlink/am6442.pdf

Signed-off-by: Judith Mendez <jm@...com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index e348114f42e0..b355d0a715a9 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -633,6 +633,9 @@ sdhci0: mmc@...0000 {
 		ti,otap-del-sel-mmc-hs = <0x0>;
 		ti,otap-del-sel-ddr52 = <0x6>;
 		ti,otap-del-sel-hs200 = <0x7>;
+		ti,itap-del-sel-legacy = <0x10>;
+		ti,itap-del-sel-mmc-hs = <0xa>;
+		ti,itap-del-sel-ddr52 = <0x3>;
 		status = "disabled";
 	};
 
@@ -645,13 +648,17 @@ sdhci1: mmc@...0000 {
 		clock-names = "clk_ahb", "clk_xin";
 		ti,trm-icp = <0x2>;
 		ti,otap-del-sel-legacy = <0x0>;
-		ti,otap-del-sel-sd-hs = <0xf>;
+		ti,otap-del-sel-sd-hs = <0x0>;
 		ti,otap-del-sel-sdr12 = <0xf>;
 		ti,otap-del-sel-sdr25 = <0xf>;
 		ti,otap-del-sel-sdr50 = <0xc>;
 		ti,otap-del-sel-sdr104 = <0x6>;
 		ti,otap-del-sel-ddr50 = <0x9>;
 		ti,clkbuf-sel = <0x7>;
+		ti,itap-del-sel-legacy = <0x0>;
+		ti,itap-del-sel-sd-hs = <0x0>;
+		ti,itap-del-sel-sdr12 = <0x0>;
+		ti,itap-del-sel-sdr25 = <0x0>;
 		status = "disabled";
 	};
 
-- 
2.34.1