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authorJonas Karlman <jonas@kwiboo.se>2023-08-04 09:34:01 +0000
committerKever Yang <kever.yang@rock-chips.com>2023-08-12 10:35:35 +0800
commit520fece4cacb294b78ca7e3a25667a6449c7287c (patch)
tree9260af2e13871a9be6992f90350c610c70958404
parent9296f9a8d7ffc96b8a8220a0e74c7dacb1934b2e (diff)
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rockchip: rk356x-u-boot: Set max-frequency prop in sdhci node
Most board device trees for RK356x set max-frequency = <200000000> in the sdhci node, some boards like Quartz64 do not. This result in an error message due to sdhci driver trying to set a clock rate of 0 instead of the max-frequency value. rockchip_sdhci_probe clk set rate fail! Fix this by setting a common max-frequency in rk356x-u-boot.dtsi. A patch to set default max-frequency of sdhci node in linux is planned. Also remove the forced status = "okay" for the sdhci and sdmmc0 nodes, boards already set correct state for these nodes. Signed-off-by: Jonas Karlman <jonas@kwiboo.se> Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
-rw-r--r--arch/arm/dts/rk356x-u-boot.dtsi3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/arm/dts/rk356x-u-boot.dtsi b/arch/arm/dts/rk356x-u-boot.dtsi
index d21b182..32f687f 100644
--- a/arch/arm/dts/rk356x-u-boot.dtsi
+++ b/arch/arm/dts/rk356x-u-boot.dtsi
@@ -126,12 +126,11 @@
&sdhci {
bootph-pre-ram;
- status = "okay";
+ max-frequency = <200000000>;
};
&sdmmc0 {
bootph-pre-ram;
- status = "okay";
};
#ifdef CONFIG_ROCKCHIP_SPI_IMAGE