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Message-ID: <20240207225526.3953230-2-jm@ti.com>
Date: Wed, 7 Feb 2024 16:55:18 -0600
From: Judith Mendez <jm@...com>
To: Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski
<krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>
CC: Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
Tero
Kristo <kristo@...nel.org>,
<linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH v1 1/9] arm64: dts: ti: k3-am62a-main: Add sdhci0 instance
From: Nitin Yadav <n-yadav@...com>
Add sdhci0 DT node in k3-am62a-main for eMMC support. Add otap/itap
values according to the datasheet[0], refer to Table 7-79.
[0] https://www.ti.com/lit/ds/symlink/am62a3.pdf
Signed-off-by: Nitin Yadav <n-yadav@...com>
Signed-off-by: Judith Mendez <jm@...com>
---
arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index 972971159a62..ce5f278235a4 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -536,6 +536,24 @@ main_gpio1: gpio@...000 {
status = "disabled";
};
+ sdhci0: mmc@...0000 {
+ compatible = "ti,am62-sdhci";
+ reg = <0x00 0xfa10000 0x00 0x260>, <0x00 0xfa18000 0x00 0x134>;
+ interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 57 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 57 5>, <&k3_clks 57 6>;
+ clock-names = "clk_ahb", "clk_xin";
+ assigned-clocks = <&k3_clks 57 6>;
+ assigned-clock-parents = <&k3_clks 57 8>;
+ bus-width = <8>;
+ mmc-hs200-1_8v;
+ ti,clkbuf-sel = <0x7>;
+ ti,otap-del-sel-legacy = <0x0>;
+ ti,otap-del-sel-mmc-hs = <0x0>;
+ ti,otap-del-sel-hs200 = <0x6>;
+ status = "disabled";
+ };
+
sdhci1: mmc@...0000 {
compatible = "ti,am62-sdhci";
reg = <0x00 0xfa00000 0x00 0x260>, <0x00 0xfa08000 0x00 0x134>;
--
2.43.0
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