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Fri, 22 Jul 2022 13:11:45 -0700 (PDT) Received: from fainelli-desktop.igp.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id p2-20020a170902780200b0016c0eb202a5sm4098604pll.225.2022.07.22.13.11.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Jul 2022 13:11:45 -0700 (PDT) From: Florian Fainelli To: linux-kernel@vger.kernel.org Cc: Florian Fainelli , Broadcom internal kernel review list , Rob Herring , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org (moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS) Subject: [PATCH v2 2/3] Documentation: sysfs: Document Broadcom STB memc sysfs knobs Date: Fri, 22 Jul 2022 13:10:42 -0700 Message-Id: <20220722201043.2731570-3-f.fainelli@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220722201043.2731570-1-f.fainelli@gmail.com> References: <20220722201043.2731570-1-f.fainelli@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220722_131148_669485_BC308B40 X-CRM114-Status: GOOD ( 12.65 ) 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 Document the "srpd" and "frequency" sysfs attributes exposed by the brcmstb_memc driver. Signed-off-by: Florian Fainelli --- .../ABI/testing/sysfs-platform-brcmstb-memc | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-platform-brcmstb-memc diff --git a/Documentation/ABI/testing/sysfs-platform-brcmstb-memc b/Documentation/ABI/testing/sysfs-platform-brcmstb-memc new file mode 100644 index 000000000000..2bf0f58e412c --- /dev/null +++ b/Documentation/ABI/testing/sysfs-platform-brcmstb-memc @@ -0,0 +1,15 @@ +What: /sys/devices/platform/*/*/*/*/srpd +Date: July 2022 +KernelVersion: 5.21 +Contact: Florian Fainelli +Description: + Self Refresh Power Down (SRPD) inactivity timeout counted in + internal DDR controller clock cycles. Possible values range + from 0 (disable inactivity timeout) to 65535 (0xffff). + +What: /sys/devices/platform/*/*/*/*/frequency +Date: July 2022 +KernelVersion: 5.21 +Contact: Florian Fainelli +Description: + DDR PHY frequency in Hz.