[PATCH 6.6 v2 1/4] riscv: dts: starfive: add assigned-clock* to limit frquency

From: WangYuli
Date: Wed Sep 11 2024 - 22:56:14 EST


From: William Qiu <william.qiu@xxxxxxxxxxxxxxxx>

[ Upstream commit af571133f7ae028ec9b5fdab78f483af13bf28d3 ]

In JH7110 SoC, we need to go by-pass mode, so we need add the
assigned-clock* properties to limit clock frquency.

Signed-off-by: William Qiu <william.qiu@xxxxxxxxxxxxxxxx>
Reviewed-by: Emil Renner Berthing <emil.renner.berthing@xxxxxxxxxxxxx>
Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
Signed-off-by: WangYuli <wangyuli@xxxxxxxxxxxxx>
---
.../riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index 062b97c6e7df..4874e3bb42ab 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -204,6 +204,8 @@ &i2c6 {

&mmc0 {
max-frequency = <100000000>;
+ assigned-clocks = <&syscrg JH7110_SYSCLK_SDIO0_SDCARD>;
+ assigned-clock-rates = <50000000>;
bus-width = <8>;
cap-mmc-highspeed;
mmc-ddr-1_8v;
@@ -220,6 +222,8 @@ &mmc0 {

&mmc1 {
max-frequency = <100000000>;
+ assigned-clocks = <&syscrg JH7110_SYSCLK_SDIO1_SDCARD>;
+ assigned-clock-rates = <50000000>;
bus-width = <4>;
no-sdio;
no-mmc;
--
2.43.4