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(unknown [172.20.64.188]) by smtprelay.cixcomputing.com (Postfix) with ESMTPSA id 9F9084115DE5; Tue, 30 Sep 2025 15:56:45 +0800 (CST) From: Jun Guo To: peter.chen@cixtech.com, fugang.duan@cixtech.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, broonie@kernel.org Cc: linux-spi@vger.kernel.org, michal.simek@amd.com, cix-kernel-upstream@cixtech.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Jun Guo Subject: [PATCH 3/3] arm64: dts: cix: add the fifo-width configuration field for cadence SPI Date: Tue, 30 Sep 2025 15:56:44 +0800 Message-Id: <20250930075644.1665970-4-jun.guo@cixtech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250930075644.1665970-1-jun.guo@cixtech.com> References: <20250930075644.1665970-1-jun.guo@cixtech.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: OSA0EPF000000CA:EE_|SG2PR06MB5216:EE_ Content-Type: text/plain X-MS-Office365-Filtering-Correlation-Id: 93c57463-9daa-49cc-d247-08ddfff6e7d2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|36860700013|376014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?jdvid7MOaEBwHuqbDSdr2dsZCPgXK1CtCnR/Dh0+JwJ65/GcP3aXtgoPKeiy?= =?us-ascii?Q?ohMYlYJr2jUsOOO/xw8NkNgOzNBv4msr5awOav13HL2tVQrt63PR7YQ+bgcZ?= =?us-ascii?Q?kcuuDICFNjiOETRnaBm+mN63yk6qC59n8qyplo0wrmchdNCIJhn7r8uccu/a?= =?us-ascii?Q?Pe/cwtijhP0rh1u4Fsdh5819zr6sK1vXm7jedt3MCAEXNlNY9+lUDWYuWIkQ?= =?us-ascii?Q?Gt1PA0VctvYHQ3LR0Bu+j/XYCyOXZFKGY9Umjk3qYi9RC8PE9xlpHcsSI4pE?= =?us-ascii?Q?OFd+WuqUQkHlzvzuzuHK/ntxg5Td9mAt6N9Ghl9+Oav6XHsChllIh7RqbOI/?= =?us-ascii?Q?4wC1QmPnMdMBKnqiR5DHedtZcsIlmk8T9XxS/4Y4UspoUQPmlX0seZt38Qe4?= =?us-ascii?Q?xP8qDFEWqomwzYTtve66gD0m3kJrayYq0gT59Xjuek0dbUQxRWuE01hOAbCz?= =?us-ascii?Q?tR62wUVq8exUYfuu2Q0h3GuaqwGRpBnvW/UtD8KCyJc9gban+aQpj6oB9bVS?= =?us-ascii?Q?jnLQYqkzieD9uZ63yMCojgPLFLBmkCJSJbvuAXTlf/sckzwqctBaFKMah7Ok?= =?us-ascii?Q?LnsUST7yTvSUhWKekDKn5Mw+P1gaj79/4X5T1kaekNyoSUDnCGCtpKTGFQHj?= =?us-ascii?Q?oMp+Ef7hCaxAHNTMSi0zwgKwWEgVpVKfVumdUml1dWjOFhGkkWHXDhOawu1r?= =?us-ascii?Q?IDGZ//Ve2HinScFTl8IO9S+YtmAMKltKwuCrtqaMyvqST7nunFe5e2qEMx0P?= =?us-ascii?Q?RgJK0O+yc/G8mFJybbqcdmjPrCWLhGQatlunuXMJp/5iqG+kGdYnE424WLk9?= =?us-ascii?Q?2Ir0ySLHWNN/VKvZqj/RmECypHH0Do7zGDK9x7PUTJV3+7CDI4m1EHo2aNrs?= =?us-ascii?Q?obXjl/kftmksVYhFk4fEn/h4ueLAtKkv9KA9m7Fls5D5vvVgsZCq4qbIjdpv?= =?us-ascii?Q?1u13YK7xWBhD6mfUeW15pTA46Hj6umJx4IXj3f32BIFlGvspAQ5M3wGeQrQX?= =?us-ascii?Q?D+yHK3C3FympfN4gY692kLO74tgsbw+eXq7DeTIaPq4rt+H1npbi+zPux3qi?= =?us-ascii?Q?3tgU5AaXBFJK5tcMR2GlHAIps7GSFlOmP6UF9hUzk5C03GD1d2yobiS6jF1x?= =?us-ascii?Q?pi1Ld6FbdODUnXjGpTkZeLA6JHrtm5EviMvjUL/G2IiUktELZWl0MO4qg+eG?= =?us-ascii?Q?FBr68XczRSKURRccfWxlM4kLsup14Ys322Yj2TszaWqKEXjk1ITECE1O0+XP?= =?us-ascii?Q?4bJDH/4CyjZO2f5gjokDQsQYzgHAgisJUr/j/dRzDbFu194r8Kpk92IwKZ5O?= =?us-ascii?Q?ODeUKoFR5jNm+TKT3CNyuH4hSq+Aq1vJW3W/OhYtSaYlsK8dImWV/vSsVOEH?= =?us-ascii?Q?5BbrrO+EQ60K6UTueGxDX7kZ8t59ZBKjLrwWhk1yJzqC6HXyxf+5ZzD5zCc6?= =?us-ascii?Q?EVEP9yK+w/XCSI2ISmgwluMy/lRwRvfNwCqEsXaXyvFqCb/cmjPUbxE9EDuf?= =?us-ascii?Q?wrVv9kq3GzKGm9Hd0W8+FwvDtLAa1HoMUGdfNpnIoJEV+beixxc9DLMSlDR7?= =?us-ascii?Q?2L+SDfncWY5xW9T0ARg=3D?= X-Forefront-Antispam-Report: CIP:222.71.101.198;CTRY:CN;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:smtprelay.cixcomputing.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(36860700013)(376014);DIR:OUT;SFP:1102; X-OriginatorOrg: cixtech.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Sep 2025 07:56:47.0586 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 93c57463-9daa-49cc-d247-08ddfff6e7d2 X-MS-Exchange-CrossTenant-Id: 0409f77a-e53d-4d23-943e-ccade7cb4811 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=0409f77a-e53d-4d23-943e-ccade7cb4811;Ip=[222.71.101.198];Helo=[smtprelay.cixcomputing.com] X-MS-Exchange-CrossTenant-AuthSource: OSA0EPF000000CA.apcprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SG2PR06MB5216 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250930_005655_808684_97A15C8A X-CRM114-Status: GOOD ( 10.20 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The fifo-width is the FIFO data width (in bits) for the Cadence IP. Configure it according to the FIFO data width set during the chip design. The current design of sky1 has a FIFO data width of 32 bits. Signed-off-by: Jun Guo --- arch/arm64/boot/dts/cix/sky1.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/cix/sky1.dtsi b/arch/arm64/boot/dts/cix/sky1.dtsi index ea324336bf34..c526b92d62ff 100644 --- a/arch/arm64/boot/dts/cix/sky1.dtsi +++ b/arch/arm64/boot/dts/cix/sky1.dtsi @@ -271,6 +271,7 @@ spi0: spi@4090000 { <&scmi_clk CLK_TREE_FCH_SPI0_APB>; clock-names = "ref_clk", "pclk"; interrupts = ; + fifo-width = <32>; status = "disabled"; }; @@ -281,6 +282,7 @@ spi1: spi@40a0000 { <&scmi_clk CLK_TREE_FCH_SPI1_APB>; clock-names = "ref_clk", "pclk"; interrupts = ; + fifo-width = <32>; status = "disabled"; }; -- 2.34.1