2023-09-22 17:21:49

by Drew Fustini

[permalink] [raw]
Subject: [PATCH 5/6] riscv: dts: thead: Enable BeagleV Ahead eMMC controller

Add properties to the emmc node and enable it and set the frequency for
the sdhci clock.

Signed-off-by: Drew Fustini <[email protected]>
---
arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)

diff --git a/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
index 70e8042c8304..dde645789b7e 100644
--- a/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
+++ b/arch/riscv/boot/dts/thead/th1520-beaglev-ahead.dts
@@ -52,6 +52,10 @@ &uart_sclk {
clock-frequency = <100000000>;
};

+&sdhci_clk {
+ clock-frequency = <198000000>;
+};
+
&dmac0 {
status = "okay";
};
@@ -59,3 +63,14 @@ &dmac0 {
&uart0 {
status = "okay";
};
+
+&mmc0 {
+ bus-width = <8>;
+ max-frequency = <198000000>;
+ mmc-hs400-1_8v;
+ non-removable;
+ no-sdio;
+ no-sd;
+ thead,phy-pull-up;
+ status = "okay";
+};

--
2.34.1