linux-kernel - [RFC PATCH 08/13] arm64: dts: ti: k3-am62a-main: Add sdhci2 instance

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Date: Tue, 30 Jan 2024 18:37:09 -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 08/13] arm64: dts: ti: k3-am62a-main: Add sdhci2 instance

Add sdhci2 DT node in k3-am62a-main for mmc2. Add otap/itap
values according to the datasheet[0], Refer to Table 7-97.

[0] https://www.ti.com/lit/ds/symlink/am62a3.pdf

Signed-off-by: Judith Mendez <jm@...com>
---
 arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 24 +++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index 523dee78123a..227e7fb3e5bb 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -579,6 +579,30 @@ sdhci1: mmc@...0000 {
 		status = "disabled";
 	};
 
+	sdhci2: mmc@...0000 {
+		compatible = "ti,am62-sdhci";
+		reg = <0x00 0xfa20000 0x00 0x260>, <0x00 0xfa28000 0x00 0x134>;
+		interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 184 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 184 5>, <&k3_clks 184 6>;
+		clock-names = "clk_ahb", "clk_xin";
+		bus-width = <4>;
+		ti,clkbuf-sel = <0x7>;
+		ti,otap-del-sel-legacy = <0x0>;
+		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,itap-del-sel-legacy = <0x0>;
+		ti,itap-del-sel-sd-hs = <0x0>;
+		ti,itap-del-sel-sdr12 = <0x0>;
+		ti,itap-del-sel-sdr25 = <0x0>;
+		no-1-8-v;
+		status = "disabled";
+	};
+
 	usbss0: dwc3-usb@...0000 {
 		compatible = "ti,am62-usb";
 		reg = <0x00 0x0f900000 0x00 0x800>;
-- 
2.34.1