linux-kernel - [RFC PATCH 2/7] clk: sunxi-ng: div: Add macro using CLK_HW_INIT_FW

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Message-Id: <20210901053951.60952-3-samuel@sholland.org>
Date:   Wed,  1 Sep 2021 00:39:46 -0500
From:   Samuel Holland <samuel@...lland.org>
To:     Maxime Ripard <mripard@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Samuel Holland <samuel@...lland.org>
Subject: [RFC PATCH 2/7] clk: sunxi-ng: div: Add macro using CLK_HW_INIT_FW_NAME

To use the external clock references from the device tree, instead of
hardcoded global names, parents should be referenced with .fw_name. Add
a variant of the SUNXI_CCU_M_WITH_GATE initializer which does this.

Signed-off-by: Samuel Holland <samuel@...lland.org>
---
 drivers/clk/sunxi-ng/ccu_div.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/clk/sunxi-ng/ccu_div.h b/drivers/clk/sunxi-ng/ccu_div.h
index 6682fde6043c..4f8c78a4665b 100644
--- a/drivers/clk/sunxi-ng/ccu_div.h
+++ b/drivers/clk/sunxi-ng/ccu_div.h
@@ -166,6 +166,20 @@ struct ccu_div {
 	SUNXI_CCU_M_WITH_GATE(_struct, _name, _parent, _reg,		\
 			      _mshift, _mwidth, 0, _flags)
 
+#define SUNXI_CCU_M_FW_WITH_GATE(_struct, _name, _parent, _reg,		\
+				 _mshift, _mwidth, _gate, _flags)	\
+	struct ccu_div _struct = {					\
+		.enable	= _gate,					\
+		.div	= _SUNXI_CCU_DIV(_mshift, _mwidth),		\
+		.common	= {						\
+			.reg		= _reg,				\
+			.hw.init	= CLK_HW_INIT_FW_NAME(_name,	\
+							      _parent,	\
+							      &ccu_div_ops, \
+							      _flags),	\
+		},							\
+	}
+
 static inline struct ccu_div *hw_to_ccu_div(struct clk_hw *hw)
 {
 	struct ccu_common *common = hw_to_ccu_common(hw);
-- 
2.31.1