From 108f5ee0ec9cd8336195f51632ee604ce0ba7307 Mon Sep 17 00:00:00 2001 From: Denys Dmytriyenko Date: Tue, 15 Nov 2016 04:13:04 +0000 Subject: cmem: add special handling for dra72x variant Signed-off-by: Denys Dmytriyenko --- recipes-kernel/linux/cmem.inc | 7 +++++- recipes-kernel/linux/files/dra7xx/cmem-dra72x.dtsi | 29 ++++++++++++++++++++++ 2 files changed, 35 insertions(+), 1 deletion(-) create mode 100644 recipes-kernel/linux/files/dra7xx/cmem-dra72x.dtsi diff --git a/recipes-kernel/linux/cmem.inc b/recipes-kernel/linux/cmem.inc index b60909cc..d4edc607 100644 --- a/recipes-kernel/linux/cmem.inc +++ b/recipes-kernel/linux/cmem.inc @@ -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" diff --git a/recipes-kernel/linux/files/dra7xx/cmem-dra72x.dtsi b/recipes-kernel/linux/files/dra7xx/cmem-dra72x.dtsi new file mode 100644 index 00000000..ebd61296 --- /dev/null +++ b/recipes-kernel/linux/files/dra7xx/cmem-dra72x.dtsi @@ -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>; + }; + }; +}; -- cgit v1.2.3-54-g00ecf