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Mon, 12 Feb 2024 06:05:08 -0600 Received: from DFLE112.ent.ti.com (10.64.6.33) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 12 Feb 2024 06:05:07 -0600 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 12 Feb 2024 06:05:07 -0600 Received: from [10.24.69.142] ([10.24.69.142]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 41CC3s6t085591; Mon, 12 Feb 2024 06:05:03 -0600 Message-ID: <7e5cbf78-7668-4fc2-90b9-27d0d4b857e3@ti.com> Date: Mon, 12 Feb 2024 17:35:03 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/4] arm64: dts: ti: k3-am62p: Add DMASS1 for CSI Content-Language: en-US To: Jai Luthra , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Davis , Bryan Brattlof , Dhruva Gole CC: , , , Devarsh Thakkar , Aradhya Bhatia References: <20240201-am62p_csi-v1-0-c83bb9eaeb49@ti.com> <20240201-am62p_csi-v1-2-c83bb9eaeb49@ti.com> From: Vaishnav Achath In-Reply-To: <20240201-am62p_csi-v1-2-c83bb9eaeb49@ti.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 On 01/02/24 18:37, Jai Luthra wrote: > On AM62P, CSI-RX uses a dedicated BCDMA instance (DMASS1) for > transferring captured camera frames to DDR, so enable it. > > Signed-off-by: Jai Luthra > --- > arch/arm64/boot/dts/ti/k3-am62p-main.dtsi | 37 +++++++++++++++++++++++++++++++ > 1 file changed, 37 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi > index 4c51bae06b57..57ec4ef334e4 100644 > --- a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi > @@ -158,6 +158,43 @@ main_pktdma: dma-controller@485c0000 { > }; > }; > > + dmss_csi: bus@4e000000 { > + compatible = "simple-bus"; > + ranges = <0x00 0x4e000000 0x00 0x4e000000 0x00 0x408000>; > + #address-cells = <2>; > + #size-cells = <2>; > + dma-ranges; > + ti,sci-dev-id = <198>; > + > + inta_main_dmss_csi: interrupt-controller@4e400000 { > + compatible = "ti,sci-inta"; > + reg = <0x00 0x4e400000 0x00 0x8000>; > + #interrupt-cells = <0>; > + interrupt-controller; > + interrupt-parent = <&gic500>; > + msi-controller; > + power-domains = <&k3_pds 182 TI_SCI_PD_EXCLUSIVE>; > + ti,sci = <&dmsc>; > + ti,sci-dev-id = <200>; > + ti,interrupt-ranges = <0 237 8>; > + ti,unmapped-event-sources = <&main_bcdma_csi>; > + }; > + > + main_bcdma_csi: dma-controller@4e230000 { > + compatible = "ti,am62a-dmss-bcdma-csirx"; > + reg = <0x00 0x4e230000 0x00 0x100>, > + <0x00 0x4e180000 0x00 0x8000>, > + <0x00 0x4e100000 0x00 0x10000>; > + reg-names = "gcfg", "rchanrt", "ringrt"; > + #dma-cells = <3>; > + msi-parent = <&inta_main_dmss_csi>; > + power-domains = <&k3_pds 182 TI_SCI_PD_EXCLUSIVE>; > + ti,sci = <&dmsc>; > + ti,sci-dev-id = <199>; > + ti,sci-rm-range-rchan = <0x21>; > + }; > + }; Reviewed-by: Vaishnav Achath > + > dmsc: system-controller@44043000 { > compatible = "ti,k2g-sci"; > ti,host-id = <12>; >