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Mon, 9 Mar 2026 10:42:13 -0500 Received: from [128.247.81.69] (b-brnich.dhcp.ti.com [128.247.81.69]) by lelvem-mr05.itg.ti.com (8.18.1/8.18.1) with ESMTP id 629FgDPK1370223; Mon, 9 Mar 2026 10:42:13 -0500 Message-ID: Date: Mon, 9 Mar 2026 10:42:13 -0500 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 1/4] arm64: dts: ti: k3-j721s2-main: Add mmio-sram node to main_navss To: Vignesh Raghavendra , , , , , , , , References: <20260302181800.445653-1-b-brnich@ti.com> <89c40ed3-50a4-419e-872b-5cde8b26b8a3@ti.com> Content-Language: en-US From: Brandon Brnich In-Reply-To: <89c40ed3-50a4-419e-872b-5cde8b26b8a3@ti.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH1PEPF0000A347:EE_|IA1PR10MB6028:EE_ X-MS-Office365-Filtering-Correlation-Id: e5eabdeb-5f0a-4ff0-eec5-08de7df270a9 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700016|1800799024|376014|82310400026; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: vDFzTZKUTilt0Ol6G4d8auDmMqSydPX5l67X7YLfdcf1JHTzPtvBZuawkNarH33AQSDYri1nER41lRhzcI7zWppsJRR5Sr29D8hIgSZn2Css7nw9Lhkce3YCGQ3Mhj1zoCQUhAroDwzlJzDpO6m/FJrxhQosmeWB7GN4R/irUY8lgXMRoDtwRYiTw2X3K1yxNXBuDh+wZcXcCZa/KmYGzkzblSNKBX/lUo59lA0c5Mv9Yvba+2BA1yqBEB6BMgq7SDN6JgrLCmwtda4jOdTe4Qiu3TzM9WOz15jB0M0rFLMMODdeg5Y2LysL6J7xncKOOg1y9OQyBV5cfwFyWbG2sMMh8EhcvFnSAHAMi5hUydyy+SfL/ycX5AWgGEOWi5XC6OxGxPZ9exjNct6IMUbe6p4CLuVYrb+RbEtHD62tFCFWmKErN0zg/K4i7z+fQ2dj X-OriginatorOrg: ti.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Mar 2026 15:42:15.8000 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e5eabdeb-5f0a-4ff0-eec5-08de7df270a9 X-MS-Exchange-CrossTenant-Id: e5b49634-450b-4709-8abb-1e2b19b982b7 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e5b49634-450b-4709-8abb-1e2b19b982b7;Ip=[198.47.23.195];Helo=[lewvzet201.ext.ti.com] X-MS-Exchange-CrossTenant-AuthSource: CH1PEPF0000A347.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR10MB6028 Hi Vignesh, On 3/9/26 02:27, Vignesh Raghavendra wrote: > > > On 02/03/26 23:47, Brandon Brnich wrote: >> The NavigatorSS (NAVSS) address space contains a 64 KiB on-chip SRAM >> region at its base address. Add an mmio-sram node to expose this region >> to consumers via the generic SRAM allocator API. >> >> Signed-off-by: Brandon Brnich >> --- >> arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 8 ++++++++ >> 1 file changed, 8 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi >> index 80c51b11ac9f..7b1ba34ab719 100644 >> --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi >> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi >> @@ -785,6 +785,14 @@ main_navss: bus@30000000 { >> dma-coherent; >> dma-ranges; >> >> + main_navss_sram: navss-sram@30000000 { > > This fails make dtbs_check I ran kpv but must be having configuration issues because all of these cases passed. I will fixup the node and send a v2 shortly. Best, Brandon > >> + compatible = "mmio-sram"; >> + reg = <0x00 0x30000000 0x00 0x10000>; >> + #address-cells = <1>; >> + #size-cells = <1>; >> + ranges = <0x0 0x00 0x30000000 0x10000>; >> + }; >> + >> main_navss_intr: interrupt-controller@310e0000 { >> compatible = "ti,sci-intr"; >> reg = <0x00 0x310e0000 0x00 0x4000>; >