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SubjectRe: [PATCH v2 09/12] ARM: dts: aspeed: ast2600: Add XDMA Engine


On Fri, 6 Dec 2019, at 03:45, Eddie James wrote:
> Add a node for the XDMA engine with all the necessary information. Also
> add a simple syscon node for the SDRAM memory controller.
>
> Signed-off-by: Eddie James <eajames@linux.ibm.com>
> ---
> Changes since v1:
> - Add a syscon SDRAM controller
> - Add various properties to XDMA node
>
> arch/arm/boot/dts/aspeed-g6.dtsi | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
> index ead336e..514d685 100644
> --- a/arch/arm/boot/dts/aspeed-g6.dtsi
> +++ b/arch/arm/boot/dts/aspeed-g6.dtsi
> @@ -3,6 +3,7 @@
>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/clock/ast2600-clock.h>
> +#include <dt-bindings/interrupt-controller/aspeed-scu-ic.h>
>
> / {
> model = "Aspeed BMC";
> @@ -265,6 +266,11 @@
> status = "disabled";
> };
>
> + sdmc: sdram@1e6e0000 {
> + compatible = "syscon";
> + reg = <0x1e6e0000 0xb8>;
> + };
> +

Hopefully we can drop this. We also need to figure out how whatever the solution is interacts
with the EDAC driver.

> apb {
> compatible = "simple-bus";
> #address-cells = <1>;
> @@ -311,6 +317,19 @@
> quality = <100>;
> };
>
> + xdma: xdma@1e6e7000 {
> + compatible = "aspeed,ast2600-xdma";
> + reg = <0x1e6e7000 0x100>;
> + clocks = <&syscon ASPEED_CLK_GATE_BCLK>;
> + resets = <&syscon ASPEED_RESET_DEV_XDMA>;
> + interrupts-extended = <&gic GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
> + <&scu_ic0 ASPEED_AST2600_SCU_IC0_PCIE_PERST_LO_TO_HI>;
> + pcie-device = "bmc";
> + scu = <&syscon>;
> + sdmc = <&sdmc>;

sdmc property should go away also.

> + status = "disabled";
> + };
> +
> gpio0: gpio@1e780000 {
> #gpio-cells = <2>;
> gpio-controller;
> --
> 1.8.3.1
>
>

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