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Date: Wed, 13 Dec 2023 15:25:47 +0530
From: Jai Luthra <j-luthra@...com>
To: Vignesh Raghavendra <vigneshr@...com>, <m-chawdhry@...com>
CC: Nishanth Menon <nm@...com>, Tero Kristo <kristo@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] arm64: dts: ti: k3-j7*: Add additional regs for DMA
components
Hi Manorit/Vignesh,
Please recheck the addresses match each SoCs TRM.
On Dec 12, 2023 at 16:46:33 +0530, Vignesh Raghavendra wrote:
> From: Manorit Chawdhry <m-chawdhry@...com>
>
> Add additional reg properties for UDMA and RingAcc nodes which are
> mostly used by bootloader components before Device Manager firmware
> services are available, in order to setup DMA transfers.
>
> Signed-off-by: Manorit Chawdhry <m-chawdhry@...com>
> Signed-off-by: Vignesh Raghavendra <vigneshr@...com>
> ---
> arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 8 ++++++--
> arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 8 ++++++--
> arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 8 ++++++--
> arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 8 ++++++--
> arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 8 ++++++--
> arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 8 ++++++--
> arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 8 ++++++--
> arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi | 8 ++++++--
> 8 files changed, 48 insertions(+), 16 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
> index 264913f83287..97b90f4d09dd 100644
> --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
> @@ -281,8 +281,12 @@ main_udmap: dma-controller@...50000 {
> compatible = "ti,j721e-navss-main-udmap";
> reg = <0x00 0x31150000 0x00 0x100>,
> <0x00 0x34000000 0x00 0x100000>,
> - <0x00 0x35000000 0x00 0x100000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x00 0x35000000 0x00 0x100000>,
> + <0x00 0x30b00000 0x00 0x20000>,
> + <0x00 0x30c00000 0x00 0x8000>,
> + <0x00 0x30d00000 0x00 0x4000>;
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
> index 3fc588b848c6..576ed7494521 100644
> --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
> @@ -346,8 +346,12 @@ mcu_udmap: dma-controller@...c0000 {
> compatible = "ti,j721e-navss-mcu-udmap";
> reg = <0x00 0x285c0000 0x00 0x100>,
> <0x00 0x2a800000 0x00 0x40000>,
> - <0x00 0x2aa00000 0x00 0x40000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x00 0x2aa00000 0x00 0x40000>,
> + <0x00 0x284a0000 0x00 0x4000>,
> + <0x00 0x284c0000 0x00 0x4000>,
> + <0x00 0x28400000 0x00 0x2000>;
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
> index 746b9f8b1c64..f1e995d12d74 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
> @@ -382,8 +382,12 @@ main_udmap: dma-controller@...50000 {
> compatible = "ti,j721e-navss-main-udmap";
> reg = <0x0 0x31150000 0x0 0x100>,
> <0x0 0x34000000 0x0 0x100000>,
> - <0x0 0x35000000 0x0 0x100000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x0 0x35000000 0x0 0x100000>,
> + <0x0 0x30b00000 0x0 0x20000>,
> + <0x0 0x30c00000 0x0 0x8000>,
Above don't match J721E TRM, which says TCHAN has size 0x10000.
> + <0x00 0x30d00000 0x00 0x4000>;
Same here, TRM says 0x8000.
I did not check J7200/J721S2 TRMs, please do.
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
> index f7ab7719fc07..011d93e32238 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
> @@ -468,8 +468,12 @@ mcu_udmap: dma-controller@...c0000 {
> compatible = "ti,j721e-navss-mcu-udmap";
> reg = <0x0 0x285c0000 0x0 0x100>,
> <0x0 0x2a800000 0x0 0x40000>,
> - <0x0 0x2aa00000 0x0 0x40000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x0 0x2aa00000 0x0 0x40000>,
> + <0x0 0x284a0000 0x0 0x4000>,
> + <0x0 0x284c0000 0x0 0x4000>,
> + <0x0 0x28400000 0x0 0x2000>;
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> index b03731b53a26..2ed469d36f1d 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> @@ -1086,8 +1086,12 @@ main_udmap: dma-controller@...50000 {
> compatible = "ti,j721e-navss-main-udmap";
> reg = <0x0 0x31150000 0x0 0x100>,
> <0x0 0x34000000 0x0 0x80000>,
> - <0x0 0x35000000 0x0 0x200000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x0 0x35000000 0x0 0x200000>,
> + <0x0 0x30b00000 0x0 0x8000>,
> + <0x0 0x30c00000 0x0 0x20000>,
> + <0x0 0x30d00000 0x0 0x4000>;
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
> index 7254f3bd3634..75c6931480dd 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
> @@ -471,8 +471,12 @@ mcu_udmap: dma-controller@...c0000 {
> compatible = "ti,j721e-navss-mcu-udmap";
> reg = <0x0 0x285c0000 0x0 0x100>,
> <0x0 0x2a800000 0x0 0x40000>,
> - <0x0 0x2aa00000 0x0 0x40000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x0 0x2aa00000 0x0 0x40000>,
> + <0x0 0x284a0000 0x0 0x4000>,
> + <0x0 0x284c0000 0x0 0x4000>,
> + <0x0 0x28400000 0x0 0x2000>;
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
> index d89bcddcfe3d..827328450f96 100644
> --- a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi
> @@ -1188,8 +1188,12 @@ main_udmap: dma-controller@...50000 {
> compatible = "ti,j721e-navss-main-udmap";
> reg = <0x00 0x31150000 0x00 0x100>,
> <0x00 0x34000000 0x00 0x80000>,
> - <0x00 0x35000000 0x00 0x200000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x00 0x35000000 0x00 0x200000>,
> + <0x00 0x30b00000 0x00 0x20000>,
> + <0x00 0x30c00000 0x00 0x8000>,
> + <0x00 0x30d00000 0x00 0x4000>;
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
> index adb5ea6b9732..0eebb92e6a72 100644
> --- a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
> @@ -478,8 +478,12 @@ mcu_udmap: dma-controller@...c0000 {
> compatible = "ti,j721e-navss-mcu-udmap";
> reg = <0x00 0x285c0000 0x00 0x100>,
> <0x00 0x2a800000 0x00 0x40000>,
> - <0x00 0x2aa00000 0x00 0x40000>;
> - reg-names = "gcfg", "rchanrt", "tchanrt";
> + <0x00 0x2aa00000 0x00 0x40000>,
> + <0x00 0x284a0000 0x00 0x4000>,
> + <0x00 0x284c0000 0x00 0x4000>,
> + <0x00 0x28400000 0x00 0x2000>;
> + reg-names = "gcfg", "rchanrt", "tchanrt",
> + "tchan", "rchan", "rflow";
> msi-parent = <&main_udmass_inta>;
> #dma-cells = <1>;
>
> --
> 2.43.0
>
>
--
Thanks,
Jai
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