layerscape: add patches-5.4

[openwrt/staging/wigyori.git] / target / linux / layerscape / patches-5.4 / 302-dts-0044-sdk-arm64-dts-reduce-usdpaa-memory-to-4K-for-LS1046-.patch

diff --git a/target/linux/layerscape/patches-5.4/302-dts-0044-sdk-arm64-dts-reduce-usdpaa-memory-to-4K-for-LS1046-.patch b/target/linux/layerscape/patches-5.4/302-dts-0044-sdk-arm64-dts-reduce-usdpaa-memory-to-4K-for-LS1046-.patch
new file mode 100644 (file)
index 0000000..f8a75d8
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/302-dts-0044-sdk-arm64-dts-reduce-usdpaa-memory-to-4K-for-LS1046-.patch
@@ -0,0 +1,56 @@
+From 97b563d9c0cf09897c1e7b793ef0fe677c66269a Mon Sep 17 00:00:00 2001
+From: Nipun Gupta <nipun.gupta@nxp.com>
+Date: Wed, 30 Jan 2019 19:18:13 +0530
+Subject: [PATCH] sdk: arm64: dts: reduce usdpaa memory to 4K for LS1046/43
+
+This patch reducing the USDPAA reseved memory to 4K.
+In case USDPAA is to be used, 256MB needs to be reserved in the DTS file.
+
+Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
+---
+ arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb-usdpaa.dts | 9 +++++++--
+ arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb-usdpaa.dts | 9 +++++++--
+ 2 files changed, 14 insertions(+), 4 deletions(-)
+
+--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb-usdpaa.dts
++++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb-usdpaa.dts
+@@ -113,11 +113,16 @@
+               #size-cells = <2>;
+               ranges;
+ 
++              /* For legacy usdpaa based use-cases, update the size and
++                 alignment parameters. e.g. to allocate 256 MB memory:
++                 size = <0 0x10000000>;
++                 alignment = <0 0x10000000>;
++              */
+               usdpaa_mem: usdpaa_mem {
+                       compatible = "fsl,usdpaa-mem";
+                       alloc-ranges = <0 0 0x10000 0>;
+-                      size = <0 0x10000000>;
+-                      alignment = <0 0x10000000>;
++                      size = <0 0x1000>;
++                      alignment = <0 0x1000>;
+               };
+       };
+ };
+--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb-usdpaa.dts
++++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb-usdpaa.dts
+@@ -106,11 +106,16 @@
+               #size-cells = <2>;
+               ranges;
+ 
++              /* For legacy usdpaa based use-cases, update the size and
++                 alignment parameters. e.g. to allocate 256 MB memory:
++                 size = <0 0x10000000>;
++                 alignment = <0 0x10000000>;
++              */
+               usdpaa_mem: usdpaa_mem {
+                       compatible = "fsl,usdpaa-mem";
+                       alloc-ranges = <0 0 0x10000 0>;
+-                      size = <0 0x10000000>;
+-                      alignment = <0 0x10000000>;
++                      size = <0 0x1000>;
++                      alignment = <0 0x1000>;
+               };
+       };
+ };