Re: [PATCH v2] arm64: dts: ti: k3-j721s2-main: Enable support for SDR104 speed mode

From: Kumar, Udit
Date: Wed Jun 28 2023 - 04:25:24 EST



On 4/12/2023 5:44 PM, Bhavya Kapoor wrote:
According to TRM for J721S2, SDR104 speed mode is supported by the SoC
but its capabilities were masked in device tree. Remove sdhci-caps-mask
to enable support for SDR104 speed mode for SD card in J721S2 SoC.

[+] Refer to : section 12.3.6.1.1 MMCSD Features, in J721S2 TRM
- https://www.ti.com/lit/zip/spruj28

Fixes: b8545f9d3a54 ("arm64: dts: ti: Add initial support for J721S2 SoC")
Signed-off-by: Bhavya Kapoor <b-kapoor@xxxxxx>
---
Changelog v1->v2:
- Modified Commit Message and Added Fixes tag

Link to v1 : https://lore.kernel.org/all/20230404091245.336732-1-b-kapoor@xxxxxx/

arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 2 --
1 file changed, 2 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 8915132efcc1..95c6151ed10c 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -400,8 +400,6 @@ main_sdhci1: mmc@4fb0000 {
ti,clkbuf-sel = <0x7>;
ti,trm-icp = <0x8>;
dma-coherent;
- /* Masking support for SDR104 capability */
- sdhci-caps-mask = <0x00000003 0x00000000>;


Reviewed-by: Udit Kumar <u-kumar1@xxxxxx>

};
main_navss: bus@30000000 {