[PATCH 4.17 077/220] ARM64: dts: meson-gx: fix ATF reserved memory region

From: Greg Kroah-Hartman
Date: Sun Jul 01 2018 - 12:41:57 EST


4.17-stable review patch. If anyone has any objections, please let me know.

------------------

From: Kevin Hilman <khilman@xxxxxxxxxxxx>

commit 48e21ded0432ee1e2359d4143d7a6925cefee1b5 upstream.

Vendor firmware/uboot has different reserved regions depending on
firmware version, but current codebase reserves the same regions on
GXL and GXBB, so move the additional reserved memory region to common
.dtsi.

Found when putting a recent vendor u-boot on meson-gxbb-p200.

Suggested-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Kevin Hilman <khilman@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 6 ++++++
arch/arm64/boot/dts/amlogic/meson-gxl.dtsi | 8 --------
2 files changed, 6 insertions(+), 8 deletions(-)

--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -35,6 +35,12 @@
no-map;
};

+ /* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */
+ secmon_reserved_alt: secmon@5000000 {
+ reg = <0x0 0x05000000 0x0 0x300000>;
+ no-map;
+ };
+
linux,cma {
compatible = "shared-dma-pool";
reusable;
--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
@@ -13,14 +13,6 @@
/ {
compatible = "amlogic,meson-gxl";

- reserved-memory {
- /* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */
- secmon_reserved_alt: secmon@5000000 {
- reg = <0x0 0x05000000 0x0 0x300000>;
- no-map;
- };
- };
-
soc {
usb0: usb@c9000000 {
status = "disabled";