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SubjectRe: [PATCH] arm64: dts: qcom: sc7180: Add WCN3990 WLAN module device node
On Wed 04 Dec 00:48 PST 2019, Rakesh Pillai wrote:

> Add device node for the ath10k SNOC platform driver probe
> and add resources required for WCN3990 on sc7180 soc.
>
> Signed-off-by: Rakesh Pillai <pillair@codeaurora.org>
> ---
> This change is dependent on the below set of changes
> arm64: dts: sc7180: Add qupv3_0 and qupv3_1 (https://lore.kernel.org/patchwork/patch/1150367/)

Why?

> ---
> arch/arm64/boot/dts/qcom/sc7180-idp.dts | 4 ++++
> arch/arm64/boot/dts/qcom/sc7180.dtsi | 27 +++++++++++++++++++++++++++
> 2 files changed, 31 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180-idp.dts b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
> index 189254f..8a6a760 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180-idp.dts
> +++ b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
> @@ -248,6 +248,10 @@
> status = "okay";
> };
>
> +&wifi {
> + status = "okay";

Please conclude on the representation of the "skip-hyp-mem-assign" and
add it here, rather than in a subsequent patch - which implies that this
patch doesn't work on its own.

> +};
> +
> /* PINCTRL - additions to nodes defined in sc7180.dtsi */
>
> &qup_i2c2_default {
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index 666e9b9..40c9971 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -42,6 +42,12 @@
> compatible = "qcom,cmd-db";
> no-map;
> };
> +
> + wlan_fw_mem: wlan_fw_region@93900000 {

wlan_fw_mem: memory@93900000 {

> + compatible = "removed-dma-pool";
> + no-map;
> + reg = <0 0x93900000 0 0x200000>;
> + };
> };
>
> cpus {
> @@ -1119,6 +1125,27 @@
> #clock-cells = <1>;
> };
> };
> +
> + wifi: wifi@18800000 {
> + status = "disabled";
> + compatible = "qcom,wcn3990-wifi";
> + reg = <0 0x18800000 0 0x800000>;
> + reg-names = "membase";
> + interrupts =
> + <GIC_SPI 414 IRQ_TYPE_LEVEL_HIGH /* CE0 */ >,
> + <GIC_SPI 415 IRQ_TYPE_LEVEL_HIGH /* CE1 */ >,
> + <GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH /* CE2 */ >,
> + <GIC_SPI 417 IRQ_TYPE_LEVEL_HIGH /* CE3 */ >,
> + <GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH /* CE4 */ >,
> + <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH /* CE5 */ >,
> + <GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH /* CE6 */ >,
> + <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH /* CE7 */ >,
> + <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH /* CE8 */ >,
> + <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH /* CE9 */ >,
> + <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH /* CE10 */>,
> + <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH /* CE11 */>;
> + memory-region = <&wlan_fw_mem>;

No iommus in sc7180?

Regards,
Bjorn

> + };
> };
>
> timer {
> --
> 2.7.4
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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