CMEM memory block for bbai should be 402MB to allow full EVE
acceleration and DSP use, but accounting for the BBAI only having
1GB of RAM.
Signed-off-by: Caleb Robey <c-ro...@ti.com>
---
v2 changes:
- Added am572b to CMEM_MACHINEs.
v3 changes:
- changed am572b to am5729-beagleboneai for clarity
v4 changes:
- corrected mistake of adding new CMEM machine and
added beagleboneai to the already known machines
recipes-kernel/linux/cmem.inc | 6 ++-
.../dra7xx/cmem-am5729-beagleboneai.dtsi | 40 +++++++++++++++++++
2 files changed, 44 insertions(+), 2 deletions(-)
create mode 100644
recipes-kernel/linux/files/dra7xx/cmem-am5729-beagleboneai.dtsi
diff --git a/recipes-kernel/linux/cmem.inc b/recipes-kernel/linux/cmem.inc
index 8bd643f4..3ad8e25d 100644
--- a/recipes-kernel/linux/cmem.inc
+++ b/recipes-kernel/linux/cmem.inc
@@ -2,14 +2,15 @@
#
# Use these for temporary overrides
CMEM_MACHINE = "${MACHINE}"
-CMEM_MACHINE_am57xx-evm = "am571x am572x am574x"
-CMEM_MACHINE_am57xx-hs-evm = "am571x am572x am574x"
+CMEM_MACHINE_am57xx-evm = "am571x am572x am5729-beagleboneai am574x"
+CMEM_MACHINE_am57xx-hs-evm = "am571x am572x am5729-beagleboneai am574x"
CMEM_MACHINE_dra7xx-evm = "dra71x dra72x dra74x dra76x"
CMEM_MACHINE_dra7xx-hs-evm = "dra71x dra72x dra74x dra76x"
# Set cmem.dtsi per machine or machine variant
CMEM_DTSI = "cmem.dtsi"
CMEM_DTSI_am571x = "cmem-am571x.dtsi"
+CMEM_DTSI_am5729-beagleboneai = "cmem-am5729-beagleboneai.dtsi"
CMEM_DTSI_am574x = "cmem-am574x.dtsi"
CMEM_DTSI_dra71x = "cmem-dra71x.dtsi"
CMEM_DTSI_dra72x = "cmem-dra72x.dtsi"
@@ -20,6 +21,7 @@ CMEM_DEVICETREE = "${KERNEL_DEVICETREE}"
CMEM_DEVICETREE_am571x = "am571x-idk.dtb am571x-idk-lcd-osd101t2045.dtb
am571x-idk-lcd-osd101t2587.dtb"
CMEM_DEVICETREE_am572x = "am57xx-beagle-x15.dtb am57xx-beagle-x15-revc.dtb \
am572x-idk.dtb am572x-idk-lcd-osd101t2045.dtb
am572x-idk-lcd-osd101t2587.dtb"
+CMEM_DEVICETREE_am5729-beagleboneai = "am5729-beagleboneai.dtb"
CMEM_DEVICETREE_am574x = "am574x-idk.dtb am574x-idk-lcd-osd101t2587.dtb"
CMEM_DEVICETREE_dra71x = "dra71-evm.dtb"
CMEM_DEVICETREE_dra72x = "dra72-evm.dtb dra72-evm-lcd-osd101t2045.dtb
dra72-evm-lcd-osd101t2587.dtb \
diff --git a/recipes-kernel/linux/files/dra7xx/cmem-am5729-beagleboneai.dtsi
b/recipes-kernel/linux/files/dra7xx/cmem-am5729-beagleboneai.dtsi
new file mode 100644
index 00000000..e0511d08
--- /dev/null
+++ b/recipes-kernel/linux/files/dra7xx/cmem-am5729-beagleboneai.dtsi
@@ -0,0 +1,40 @@
+/ {
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ cmem_block_mem_0: cmem_block_mem@a0000000 {
+ reg = <0x0 0xa0000000 0x0 0x18000000>;
+ no-map;
+ status = "okay";
+ };
+
+ cmem_block_mem_1_ocmc3: cmem_block_mem@40500000 {
+ reg = <0x0 0x40500000 0x0 0x100000>;
+ no-map;
+ status = "okay";
+ };
+ };
+
+ cmem {
+ compatible = "ti,cmem";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ #pool-size-cells = <2>;
+
+ status = "okay";
+
+ cmem_block_0: cmem_block@0 {
+ reg = <0>;
+ memory-region = <&cmem_block_mem_0>;
+ cmem-buf-pools = <1 0x0 0x18000000>;
+ };
+
+ cmem_block_1: cmem_block@1 {
+ reg = <1>;
+ memory-region = <&cmem_block_mem_1_ocmc3>;
+ };
+ };
+};
--
2.17.1
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