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[93.34.88.225]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-4532e24b0c8sm173809435e9.24.2025.06.17.06.05.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Jun 2025 06:05:34 -0700 (PDT) From: Christian Marangi To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , Felix Fietkau , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Christian Marangi Subject: [PATCH v2 08/10] clk: en7523: add support for probing SCU child Date: Tue, 17 Jun 2025 15:04:51 +0200 Message-ID: <20250617130455.32682-9-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250617130455.32682-1-ansuelsmth@gmail.com> References: <20250617130455.32682-1-ansuelsmth@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On new Airoha SoC in the SCU register space additional pheriperal might be present aside from the clock/reset. The Airoha AN7583 SoC is an example of this where 2 MDIO controller are present. Introduce a bool "probe_child" to trigger probe of child node of the SCU node. Signed-off-by: Christian Marangi --- drivers/clk/clk-en7523.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/clk/clk-en7523.c b/drivers/clk/clk-en7523.c index 5236119bca83..00c80221a274 100644 --- a/drivers/clk/clk-en7523.c +++ b/drivers/clk/clk-en7523.c @@ -5,6 +5,7 @@ #include #include #include +#include #include #include #include @@ -83,6 +84,7 @@ struct en_rst_data { }; struct en_clk_soc_data { + bool probe_child; u32 num_clocks; const struct en_clk_desc *base_clks; const struct clk_ops pcie_ops; @@ -900,8 +902,19 @@ static int en7523_clk_probe(struct platform_device *pdev) if (err) return err; - return of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get, - clk_data); + err = of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get, + clk_data); + if (err) + return err; + + if (soc_data->probe_child) { + err = of_platform_populate(dev->of_node, NULL, NULL, + dev); + if (err) + return err; + } + + return 0; } static const struct en_clk_soc_data en7523_data = { -- 2.48.1