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SubjectRe: [PATCH v2 2/6] arm: dts: mt2701: Add iommu/smi device node
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Hi Erin,

I just took the patch from Honghui he send in june.
Please see my comment inline.

On 13/01/17 09:42, Erin Lo wrote:
> From: Honghui Zhang <honghui.zhang@mediatek.com>
>
> Add the device node of iommu and smi for MT2701.
>
> Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com>
> Signed-off-by: Erin Lo <erin.lo@mediatek.com>
> ---
> arch/arm/boot/dts/mt2701.dtsi | 54 +++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 54 insertions(+)
>
> diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
> index eb4c6fd..87be52c 100644
> --- a/arch/arm/boot/dts/mt2701.dtsi
> +++ b/arch/arm/boot/dts/mt2701.dtsi
> @@ -17,6 +17,7 @@
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/reset/mt2701-resets.h>
> +#include <dt-bindings/memory/mt2701-larb-port.h>
> #include "skeleton64.dtsi"
> #include "mt2701-pinfunc.h"
>
> @@ -161,6 +162,16 @@
> clock-names = "system-clk", "rtc-clk";
> };
>
> + smi_common: smi@1000c000 {
> + compatible = "mediatek,mt2701-smi-common";
> + reg = <0 0x1000c000 0 0x1000>;
> + clocks = <&infracfg CLK_INFRA_SMI>,
> + <&mmsys CLK_MM_SMI_COMMON>,
> + <&infracfg CLK_INFRA_SMI>;
> + clock-names = "apb", "smi", "async";
> + power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
> + };
> +
> sysirq: interrupt-controller@10200100 {
> compatible = "mediatek,mt2701-sysirq",
> "mediatek,mt6577-sysirq";
> @@ -170,6 +181,16 @@
> reg = <0 0x10200100 0 0x1c>;
> };
>
> + iommu: mmsys_iommu@10205000 {
> + compatible = "mediatek,mt2701-m4u";
> + reg = <0 0x10205000 0 0x1000>;
> + interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_LOW>;
> + clocks = <&infracfg CLK_INFRA_M4U>;
> + clock-names = "bclk";
> + mediatek,larbs = <&larb0 &larb1 &larb2>;
> + #iommu-cells = <1>;
> + };
> +
> apmixedsys: syscon@10209000 {
> compatible = "mediatek,mt2701-apmixedsys", "syscon";
> reg = <0 0x10209000 0 0x1000>;
> @@ -272,18 +293,51 @@
> #clock-cells = <1>;
> };
>
> + larb0: larb@14010000 {
> + compatible = "mediatek,mt2701-smi-larb";
> + reg = <0 0x14010000 0 0x1000>;
> + mediatek,smi = <&smi_common>;
> + mediatek,larbidx = <0>;

Did I miss something? 'mediatek,larbidx' does not sound familiar to me.

Regards,
Matthias

> + clocks = <&mmsys CLK_MM_SMI_LARB0>,
> + <&mmsys CLK_MM_SMI_LARB0>;
> + clock-names = "apb", "smi";
> + power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
> + };
> +
> imgsys: syscon@15000000 {
> compatible = "mediatek,mt2701-imgsys", "syscon";
> reg = <0 0x15000000 0 0x1000>;
> #clock-cells = <1>;
> };
>
> + larb2: larb@15001000 {
> + compatible = "mediatek,mt2701-smi-larb";
> + reg = <0 0x15001000 0 0x1000>;
> + mediatek,smi = <&smi_common>;
> + mediatek,larbidx = <2>;
> + clocks = <&imgsys CLK_IMG_SMI_COMM>,
> + <&imgsys CLK_IMG_SMI_COMM>;
> + clock-names = "apb", "smi";
> + power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
> + };
> +
> vdecsys: syscon@16000000 {
> compatible = "mediatek,mt2701-vdecsys", "syscon";
> reg = <0 0x16000000 0 0x1000>;
> #clock-cells = <1>;
> };
>
> + larb1: larb@16010000 {
> + compatible = "mediatek,mt2701-smi-larb";
> + reg = <0 0x16010000 0 0x1000>;
> + mediatek,smi = <&smi_common>;
> + mediatek,larbidx = <1>;
> + clocks = <&vdecsys CLK_VDEC_CKGEN>,
> + <&vdecsys CLK_VDEC_LARB>;
> + clock-names = "apb", "smi";
> + power-domains = <&scpsys MT2701_POWER_DOMAIN_VDEC>;
> + };
> +
> hifsys: syscon@1a000000 {
> compatible = "mediatek,mt2701-hifsys", "syscon";
> reg = <0 0x1a000000 0 0x1000>;
>

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