From: Andrew Lunn <andrew@lunn.ch>
To: Sriranjani P <sriranjani.p@samsung.com>
Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, robh+dt@kernel.org,
krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
richardcochran@gmail.com, alexandre.torgue@foss.st.com,
joabreu@synopsys.com, mcoquelin.stm32@gmail.com,
alim.akhtar@samsung.com, linux-fsd@tesla.com,
pankaj.dubey@samsung.com, swathi.ks@samsung.com,
ravi.patel@samsung.com, netdev@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-samsung-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Chandrasekar R <rcsekar@samsung.com>,
Suresh Siddha <ssiddha@tesla.com>
Subject: Re: [PATCH v3 2/4] net: stmmac: dwc-qos: Add FSD EQoS support
Date: Mon, 14 Aug 2023 22:47:09 +0200 [thread overview]
Message-ID: <c17ce6db-4823-44cb-8fda-6ef62f4768fd@lunn.ch> (raw)
In-Reply-To: <20230814112539.70453-3-sriranjani.p@samsung.com>
> +static const int rx_clock_skew_val[] = {0x2, 0x0};
> +static int dwc_eqos_setup_rxclock(struct platform_device *pdev, int ins_num)
> +{
> + struct device_node *np = pdev->dev.of_node;
> + struct regmap *syscon;
> + unsigned int reg;
> +
> + if (np && of_property_read_bool(np, "fsd-rx-clock-skew")) {
> + syscon = syscon_regmap_lookup_by_phandle_args(np,
> + "fsd-rx-clock-skew",
> + 1, ®);
> + if (IS_ERR(syscon)) {
> + dev_err(&pdev->dev,
> + "couldn't get the rx-clock-skew syscon!\n");
> + return PTR_ERR(syscon);
> + }
> +
> + regmap_write(syscon, reg, rx_clock_skew_val[ins_num]);
Please could you explain what this is doing.
Andrew
next prev parent reply other threads:[~2023-08-14 20:48 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20230814112600epcas5p49fe29a3ef85e2b0158f5ee3426652fc8@epcas5p4.samsung.com>
2023-08-14 11:25 ` [PATCH v3 0/4] " Sriranjani P
[not found] ` <CGME20230814112605epcas5p31aca7b23e70e8d93df11414291f7ce66@epcas5p3.samsung.com>
2023-08-14 11:25 ` [PATCH v3 1/4] dt-bindings: net: Add FSD EQoS device tree bindings Sriranjani P
2023-08-14 13:33 ` Rob Herring
2023-08-16 5:36 ` Sriranjani P
2023-08-16 5:40 ` Krzysztof Kozlowski
2023-08-17 14:54 ` Rob Herring
2023-08-14 19:39 ` Krzysztof Kozlowski
2023-08-16 5:58 ` Sriranjani P
2023-08-16 6:18 ` Krzysztof Kozlowski
2024-06-06 9:14 ` Swathi K S
2023-08-14 20:39 ` Andrew Lunn
2024-06-06 9:14 ` Swathi K S
2024-06-06 13:25 ` Andrew Lunn
2024-07-29 8:47 ` Swathi K S
[not found] ` <CGME20230814112612epcas5p275cffb4d3dae86c6090ca246083631c4@epcas5p2.samsung.com>
2023-08-14 11:25 ` [PATCH v3 2/4] net: stmmac: dwc-qos: Add FSD EQoS support Sriranjani P
2023-08-14 19:50 ` Krzysztof Kozlowski
2023-08-16 6:38 ` Sriranjani P
2023-08-18 9:27 ` Krzysztof Kozlowski
2024-06-06 9:14 ` Swathi K S
2024-06-06 12:16 ` Krzysztof Kozlowski
2023-08-14 20:47 ` Andrew Lunn [this message]
2024-06-06 9:16 ` Swathi K S
[not found] ` <CGME20230814112617epcas5p1bc094e9cf29da5dd7d1706e3f509ac28@epcas5p1.samsung.com>
2023-08-14 11:25 ` [PATCH v3 3/4] arm64: dts: fsd: Add Ethernet support for FSYS0 Block of FSD SoC Sriranjani P
2023-08-14 19:40 ` Krzysztof Kozlowski
2023-08-14 19:56 ` Krzysztof Kozlowski
2023-08-16 6:40 ` Sriranjani P
2023-08-14 20:50 ` Andrew Lunn
2024-06-06 9:14 ` Swathi K S
2024-06-06 13:22 ` Andrew Lunn
2024-07-29 8:49 ` Swathi K S
2023-08-14 20:51 ` Andrew Lunn
[not found] ` <CGME20230814112625epcas5p1e1d488a590bfc10d4e2a06dcff166037@epcas5p1.samsung.com>
2023-08-14 11:25 ` [PATCH v3 4/4] arm64: dts: fsd: Add Ethernet support for PERIC " Sriranjani P
2023-08-14 19:41 ` Krzysztof Kozlowski
2023-08-14 19:41 ` Krzysztof Kozlowski
2023-08-16 6:26 ` Sriranjani P
2023-08-14 20:53 ` Andrew Lunn
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