All revisions of AM62A7-SK board have 4GB LPDDR4 Micron MT53E2G32D4DE-046 AUT:B memory. Commit 38c4a08c820c ("arm64: dts: ti: Add support for AM62A7-SK") enabled just 2GB due to a schematics error in early revision of the board. Fix it by enabling full 4GB available on the platform. Design docs: Link: https://www.ti.com/lit/zip/sprr459 Fixes: 38c4a08c820c ("arm64: dts: ti: Add support for AM62A7-SK") Signed-off-by: Devarsh Thakkar <devarsht@xxxxxx> Reviewed-by: Bryan Brattlof <bb@xxxxxx> --- Logs: https://gist.github.com/devarsht/e85b6af89c01ddadb3a62f3e5f196af8 Changelog: V2: Update commit message with mention of schematics error V3: Add Reviewed-By and update design docs link --- arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts index 5c9012141ee2..f6a67f072dca 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts @@ -27,8 +27,9 @@ chosen { memory@80000000 { device_type = "memory"; - /* 2G RAM */ - reg = <0x00000000 0x80000000 0x00000000 0x80000000>; + /* 4G RAM */ + reg = <0x00000000 0x80000000 0x00000000 0x80000000>, + <0x00000008 0x80000000 0x00000000 0x80000000>; }; reserved-memory { -- 2.34.1