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Fri, 19 Apr 2024 21:11:43 +0000 (GMT) From: Eddie James To: linux-aspeed@lists.ozlabs.org Cc: joel@jms.id.au, andrew@codeconstruct.com.au, devicetree@vger.kernel.org, linux-fsi@lists.ozlabs.org, robh@kernel.org, conor+dt@kernel.org, krzk+dt@kernel.org, jk@ozlabs.org, alistair@popple.id.au, eajames@linux.ibm.com, lakshmiy@us.ibm.com Subject: [PATCH v3 1/3] dt-bindings: fsi: Document the IBM SBEFIFO engine Date: Fri, 19 Apr 2024 16:11:41 -0500 Message-Id: <20240419211143.1039868-2-eajames@linux.ibm.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240419211143.1039868-1-eajames@linux.ibm.com> References: <20240419211143.1039868-1-eajames@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 3AlH00HQuiv9mFjHDSuY5K_6ZMhhe296 X-Proofpoint-GUID: 3AlH00HQuiv9mFjHDSuY5K_6ZMhhe296 X-Proofpoint-UnRewURL: 0 URL was un-rewritten Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-19_15,2024-04-19_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 phishscore=0 lowpriorityscore=0 mlxscore=0 bulkscore=0 malwarescore=0 adultscore=0 impostorscore=0 spamscore=0 mlxlogscore=999 clxscore=1015 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2404010000 definitions=main-2404190165 The SBEFIFO engine provides an interface to the POWER processor Self Boot Engine (SBE). Signed-off-by: Eddie James Acked-by: Conor Dooley Reviewed-by: Andrew Jeffery --- Changes since v1: - Chance "ody" to "odyssey" - Fix typo in commit message - Reword description to describe the hardware only Changes since v2: - Rename file - Remove '|' after description - Change generic node name to match fsi.txt .../bindings/fsi/ibm,p9-sbefifo.yaml | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml diff --git a/Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml b/Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml new file mode 100644 index 000000000000..5892902f533a --- /dev/null +++ b/Documentation/devicetree/bindings/fsi/ibm,p9-sbefifo.yaml @@ -0,0 +1,39 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/fsi/ibm,p9-sbefifo.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: IBM FSI-attached SBEFIFO engine + +maintainers: + - Eddie James + +description: + The SBEFIFO is an FSI CFAM engine that provides an interface to the + POWER processor Self Boot Engine (SBE). This node will always be a child + of an FSI CFAM node; see fsi.txt for details on FSI slave and CFAM + nodes. + +properties: + compatible: + enum: + - ibm,p9-sbefifo + - ibm,odyssey-sbefifo + + reg: + items: + - description: FSI slave address + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + fsi-slave-engine@2400 { + compatible = "ibm,p9-sbefifo"; + reg = <0x2400 0x400>; + };