lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Fri, 1 Dec 2023 13:50:44 +0530
From:   Bhavya Kapoor <b-kapoor@...com>
To:     <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     <conor+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <robh+dt@...nel.org>, <kristo@...nel.org>, <vigneshr@...com>,
        <nm@...com>, <b-kapoor@...com>
Subject: [PATCH 2/3] arm64: dts: ti: k3-j721s2-main: Add Itap Delay Value For DDR50 speed mode

DDR50 speed mode is enabled for MMCSD in J721s2 but its Itap Delay
Value is not present in the device tree. Thus, add Itap Delay Value
for MMCSD High Speed DDR which is DDR50 speed mode for J721s2 SoC
according to datasheet for J721s2.

[+] Refer to : section 7.10.5.17.2 MMC1/2 - SD/SDIO Interface,  in
	J721s2 datasheet
- https://www.ti.com/lit/ds/symlink/tda4vl-q1.pdf

Signed-off-by: Bhavya Kapoor <b-kapoor@...com>
---
 arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index b03731b53a26..e1255956288b 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -766,6 +766,7 @@ main_sdhci1: mmc@...0000 {
 		ti,itap-del-sel-sd-hs = <0x0>;
 		ti,itap-del-sel-sdr12 = <0x0>;
 		ti,itap-del-sel-sdr25 = <0x0>;
+		ti,itap-del-sel-ddr50 = <0x2>;
 		ti,clkbuf-sel = <0x7>;
 		ti,trm-icp = <0x8>;
 		dma-coherent;
-- 
2.34.1

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ