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cmem: add special handling for dra72x variant

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Signed-off-by: Denys Dmytriyenko <denys@ti.com>
This commit is contained in:
Denys Dmytriyenko
2016-11-15 04:13:04 +00:00
parent c5162b67b2
commit 108f5ee0ec
2 changed files with 35 additions and 1 deletions
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recipes-kernel/linux/cmem.inc
+6 -1
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@@ -4,17 +4,22 @@
CMEM_MACHINE = "${MACHINE}"
CMEM_MACHINE_am57xx-evm = "am571x am572x"
CMEM_MACHINE_am57xx-hs-evm = "am571x am572x"
CMEM_MACHINE_dra7xx-evm = "dra72x dra74x"
CMEM_MACHINE_dra7xx-hs-evm = "dra72x dra74x"
# Set cmem.dtsi per machine or machine variant
CMEM_DTSI = "cmem.dtsi"
CMEM_DTSI_am571x = "cmem-am571x.dtsi"
CMEM_DTSI_dra72x = "cmem-dra72x.dtsi"
# Split device trees between variants
CMEM_DEVICETREE = "${KERNEL_DEVICETREE}"
CMEM_DEVICETREE_am571x = "am571x-idk.dtb am571x-idk-lcd-osd.dtb am571x-idk-lcd-osd101t2587.dtb"
CMEM_DEVICETREE_am572x = "am57xx-beagle-x15.dtb am57xx-beagle-x15-revb1.dtb am57xx-evm.dtb am57xx-evm-reva3.dtb am572x-idk.dtb \
am572x-idk-lcd-osd.dtb am572x-idk-lcd-osd101t2587.dtb"
CMEM_DEVICETREE_dra72x = "dra72-evm.dtb dra72-evm-lcd-lg.dtb dra72-evm-lcd-osd.dtb dra72-evm-lcd-osd101t2587.dtb \
dra72-evm-revc.dtb dra72-evm-revc-lcd-osd101t2045.dtb dra72-evm-revc-lcd-osd101t2587.dtb"
CMEM_DEVICETREE_dra74x = "dra7-evm.dtb dra7-evm-lcd-lg.dtb dra7-evm-lcd-osd.dtb dra7-evm-lcd-osd101t2587.dtb"
# Flag to enable CMEM injection
RESERVE_CMEM ?= "0"
recipes-kernel/linux/files/dra7xx/cmem-dra72x.dtsi
+29
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@@ -0,0 +1,29 @@
/ {
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
cmem_block_mem_0: cmem_block_mem@a0000000 {
reg = <0x0 0xa0000000 0x0 0x0c000000>;
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 0x0c000000>;
};
};
};