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Message-Id: <20230113142718.3038265-16-o.rempel@pengutronix.de>
Date:   Fri, 13 Jan 2023 15:27:13 +0100
From:   Oleksij Rempel <o.rempel@...gutronix.de>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Abel Vesa <abelvesa@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Richard Cochran <richardcochran@...il.com>
Cc:     Oleksij Rempel <o.rempel@...gutronix.de>, kernel@...gutronix.de,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Lee Jones <lee@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH v1 15/20] clk: imx: add imx_obtain_fixed_of_clock()

Add imx_obtain_fixed_of_clock() to optionally add clock not configured in
the devicetree.

Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
---
 drivers/clk/imx/clk.c | 14 ++++++++++++++
 drivers/clk/imx/clk.h |  3 +++
 2 files changed, 17 insertions(+)

diff --git a/drivers/clk/imx/clk.c b/drivers/clk/imx/clk.c
index b636cc099d96..5f1f729008ee 100644
--- a/drivers/clk/imx/clk.c
+++ b/drivers/clk/imx/clk.c
@@ -110,6 +110,20 @@ struct clk_hw *imx_obtain_fixed_clock_hw(
 	return __clk_get_hw(clk);
 }
 
+struct clk_hw *imx_obtain_fixed_of_clock(struct device_node *np,
+					 const char *name, unsigned long rate)
+{
+	struct clk *clk = of_clk_get_by_name(np, name);
+	struct clk_hw *hw;
+
+	if (IS_ERR(clk))
+		hw = imx_obtain_fixed_clock_hw(name, rate);
+	else
+		hw = __clk_get_hw(clk);
+
+	return hw;
+}
+
 struct clk_hw *imx_get_clk_hw_by_name(struct device_node *np, const char *name)
 {
 	struct clk *clk;
diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h
index 801213109697..f0a24cd54d1c 100644
--- a/drivers/clk/imx/clk.h
+++ b/drivers/clk/imx/clk.h
@@ -288,6 +288,9 @@ struct clk * imx_obtain_fixed_clock(
 struct clk_hw *imx_obtain_fixed_clock_hw(
 			const char *name, unsigned long rate);
 
+struct clk_hw *imx_obtain_fixed_of_clock(struct device_node *np,
+					 const char *name, unsigned long rate);
+
 struct clk_hw *imx_get_clk_hw_by_name(struct device_node *np, const char *name);
 
 struct clk_hw *imx_clk_hw_gate_exclusive(const char *name, const char *parent,
-- 
2.30.2

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