From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eddie James Date: Tue, 5 May 2020 11:58:25 -0500 Subject: [PATCH v11 8/8] ARM: dts: Aspeed: Tacoma: Enable XDMA engine In-Reply-To: <1588697905-23444-1-git-send-email-eajames@linux.ibm.com> References: <1588697905-23444-1-git-send-email-eajames@linux.ibm.com> Message-ID: <1588697905-23444-9-git-send-email-eajames@linux.ibm.com> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Add a reserved memory node for the VGA memory. Add the XDMA engine node, enable it, and point it's memory region to the VGA memory. Signed-off-by: Eddie James --- arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts index 47293a5..d336dd4 100644 --- a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts +++ b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts @@ -29,6 +29,12 @@ no-map; reg = <0xb8000000 0x4000000>; /* 64M */ }; + + vga_memory: region at bf000000 { + no-map; + compatible = "shared-dma-pool"; + reg = <0xbf000000 0x01000000>; /* 16M */ + }; }; gpio-keys { @@ -804,3 +810,8 @@ pinctrl-0 = <&pinctrl_lpc_default>, <&pinctrl_lsirq_default>; }; + +&xdma { + status = "okay"; + memory-region = <&vga_memory>; +}; -- 1.8.3.1