linux-kernel - [PATCH v8 4/4] riscv: dts: thead: Enable LicheePi 4A eMMC and microSD

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Message-Id: <20231206-th1520_mmc_dts-v8-4-69220e373e8f@baylibre.com>
Date:   Wed, 06 Dec 2023 00:09:24 -0800
From:   Drew Fustini <dfustini@...libre.com>
To:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Jisheng Zhang <jszhang@...nel.org>,
        Guo Ren <guoren@...nel.org>, Fu Wei <wefu@...hat.com>,
        Conor Dooley <conor@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     Jason Kridner <jkridner@...gleboard.org>,
        Robert Nelson <robertcnelson@...gleboard.org>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Drew Fustini <dfustini@...libre.com>
Subject: [PATCH v8 4/4] riscv: dts: thead: Enable LicheePi 4A eMMC and
 microSD

Add emmc node properties for the eMMC device and add sdio0 node
properties for the microSD slot. Set the frequency for the sdhci
reference clock.

Signed-off-by: Drew Fustini <dfustini@...libre.com>
---
 .../boot/dts/thead/th1520-lichee-module-4a.dtsi      | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
index a802ab110429..1365d3a512a3 100644
--- a/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520-lichee-module-4a.dtsi
@@ -29,6 +29,10 @@ &apb_clk {
 	clock-frequency = <62500000>;
 };
 
+&sdhci_clk {
+	clock-frequency = <198000000>;
+};
+
 &uart_sclk {
 	clock-frequency = <100000000>;
 };
@@ -36,3 +40,19 @@ &uart_sclk {
 &dmac0 {
 	status = "okay";
 };
+
+&emmc {
+	bus-width = <8>;
+	max-frequency = <198000000>;
+	mmc-hs400-1_8v;
+	non-removable;
+	no-sdio;
+	no-sd;
+	status = "okay";
+};
+
+&sdio0 {
+	bus-width = <4>;
+	max-frequency = <198000000>;
+	status = "okay";
+};

-- 
2.34.1