linux-kernel - [PATCH v2 8/8] clk: meson: remove clk input helper

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Message-Id: <20190725164238.27991-9-amergnat@baylibre.com>
Date:   Thu, 25 Jul 2019 18:42:38 +0200
From:   Alexandre Mergnat <amergnat@...libre.com>
To:     jbrunet@...libre.com
Cc:     khilman@...libre.com, sboyd@...nel.org, narmstrong@...libre.com,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        baylibre-upstreaming@...ups.io,
        Alexandre Mergnat <amergnat@...libre.com>
Subject: [PATCH v2 8/8] clk: meson: remove clk input helper

The clk input function which allows clock controllers to register a bypass
clock from a clock producer is no longer needed anymore since meson clock
controllers have migrated to a new parent allocation method.

Signed-off-by: Alexandre Mergnat <amergnat@...libre.com>
---
 drivers/clk/meson/Kconfig     |  3 ---
 drivers/clk/meson/Makefile    |  1 -
 drivers/clk/meson/clk-input.c | 49 -----------------------------------
 drivers/clk/meson/clk-input.h | 19 --------------
 4 files changed, 72 deletions(-)
 delete mode 100644 drivers/clk/meson/clk-input.c
 delete mode 100644 drivers/clk/meson/clk-input.h

diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig
index 72a37572501f..500be0b0d473 100644
--- a/drivers/clk/meson/Kconfig
+++ b/drivers/clk/meson/Kconfig
@@ -1,7 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
-config COMMON_CLK_MESON_INPUT
-	tristate
-
 config COMMON_CLK_MESON_REGMAP
 	tristate
 	select REGMAP
diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile
index bc35a4efd6b7..f09d83dc3d60 100644
--- a/drivers/clk/meson/Makefile
+++ b/drivers/clk/meson/Makefile
@@ -4,7 +4,6 @@
 obj-$(CONFIG_COMMON_CLK_MESON_AO_CLKC) += meson-aoclk.o
 obj-$(CONFIG_COMMON_CLK_MESON_DUALDIV) += clk-dualdiv.o
 obj-$(CONFIG_COMMON_CLK_MESON_EE_CLKC) += meson-eeclk.o
-obj-$(CONFIG_COMMON_CLK_MESON_INPUT) += clk-input.o
 obj-$(CONFIG_COMMON_CLK_MESON_MPLL) += clk-mpll.o
 obj-$(CONFIG_COMMON_CLK_MESON_PHASE) += clk-phase.o
 obj-$(CONFIG_COMMON_CLK_MESON_PLL) += clk-pll.o
diff --git a/drivers/clk/meson/clk-input.c b/drivers/clk/meson/clk-input.c
deleted file mode 100644
index 086226e9dba6..000000000000
--- a/drivers/clk/meson/clk-input.c
+++ /dev/null
@@ -1,49 +0,0 @@
-// SPDX-License-Identifier: (GPL-2.0 OR MIT)
-/*
- * Copyright (c) 2018 BayLibre, SAS.
- * Author: Jerome Brunet <jbrunet@...libre.com>
- */
-
-#include <linux/clk.h>
-#include <linux/clk-provider.h>
-#include <linux/device.h>
-#include <linux/module.h>
-#include "clk-input.h"
-
-static const struct clk_ops meson_clk_no_ops = {};
-
-struct clk_hw *meson_clk_hw_register_input(struct device *dev,
-					   const char *of_name,
-					   const char *clk_name,
-					   unsigned long flags)
-{
-	struct clk *parent_clk = devm_clk_get(dev, of_name);
-	struct clk_init_data init;
-	const char *parent_name;
-	struct clk_hw *hw;
-	int ret;
-
-	if (IS_ERR(parent_clk))
-		return (struct clk_hw *)parent_clk;
-
-	hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL);
-	if (!hw)
-		return ERR_PTR(-ENOMEM);
-
-	parent_name = __clk_get_name(parent_clk);
-	init.name = clk_name;
-	init.ops = &meson_clk_no_ops;
-	init.flags = flags;
-	init.parent_names = &parent_name;
-	init.num_parents = 1;
-	hw->init = &init;
-
-	ret = devm_clk_hw_register(dev, hw);
-
-	return ret ? ERR_PTR(ret) : hw;
-}
-EXPORT_SYMBOL_GPL(meson_clk_hw_register_input);
-
-MODULE_DESCRIPTION("Amlogic clock input helper");
-MODULE_AUTHOR("Jerome Brunet <jbrunet@...libre.com>");
-MODULE_LICENSE("GPL v2");
diff --git a/drivers/clk/meson/clk-input.h b/drivers/clk/meson/clk-input.h
deleted file mode 100644
index 4a541b9685a6..000000000000
--- a/drivers/clk/meson/clk-input.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (c) 2019 BayLibre, SAS.
- * Author: Jerome Brunet <jbrunet@...libre.com>
- */
-
-#ifndef __MESON_CLK_INPUT_H
-#define __MESON_CLK_INPUT_H
-
-#include <linux/clk-provider.h>
-
-struct device;
-
-struct clk_hw *meson_clk_hw_register_input(struct device *dev,
-					   const char *of_name,
-					   const char *clk_name,
-					   unsigned long flags);
-
-#endif /* __MESON_CLK_INPUT_H */
-- 
2.17.1