This code is conditionally compiled when CONFIG_HAVE_AT91_H32MX
is defined, which never happens as it neither has a prompt
nor does another option select it.
As no one seems to miss it till now, just remove it.
Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
---
arch/arm/mach-at91/Kconfig | 3 -
drivers/clk/at91/Makefile | 1 -
drivers/clk/at91/clk-h32mx.c | 125 -----------------------------------
3 files changed, 129 deletions(-)
delete mode 100644 drivers/clk/at91/clk-h32mx.c
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index b101e61d221d..63e6e7285931 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -30,9 +30,6 @@ config MACH_AT91SAM9263EK_DT
config HAVE_AT91_SMD
bool
-config HAVE_AT91_H32MX
- bool
-
config HAVE_AT91_GENERATED_CLK
bool
diff --git a/drivers/clk/at91/Makefile b/drivers/clk/at91/Makefile
index 13e67bd35cff..b1fe8b010797 100644
--- a/drivers/clk/at91/Makefile
+++ b/drivers/clk/at91/Makefile
@@ -9,5 +9,4 @@ obj-y += clk-system.o clk-peripheral.o clk-programmable.o
obj-$(CONFIG_HAVE_AT91_UTMI) += clk-utmi.o
obj-$(CONFIG_HAVE_AT91_USB_CLK) += clk-usb.o
obj-$(CONFIG_HAVE_AT91_SMD) += clk-smd.o
-obj-$(CONFIG_HAVE_AT91_H32MX) += clk-h32mx.o
obj-$(CONFIG_HAVE_AT91_GENERATED_CLK) += clk-generated.o
diff --git a/drivers/clk/at91/clk-h32mx.c b/drivers/clk/at91/clk-h32mx.c
deleted file mode 100644
index e0daa4a31f88..000000000000
--- a/drivers/clk/at91/clk-h32mx.c
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * clk-h32mx.c
- *
- * Copyright (C) 2014 Atmel
- *
- * Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <linux/clk-provider.h>
-#include <linux/clkdev.h>
-#include <linux/clk/at91_pmc.h>
-#include <linux/of.h>
-#include <linux/regmap.h>
-#include <linux/mfd/syscon.h>
-
-#include "pmc.h"
-
-#define H32MX_MAX_FREQ 90000000
-
-struct clk_sama5d4_h32mx {
- struct clk_hw hw;
- struct regmap *regmap;
-};
-
-#define to_clk_sama5d4_h32mx(hw) container_of(hw, struct clk_sama5d4_h32mx, hw)
-
-static unsigned long clk_sama5d4_h32mx_recalc_rate(struct clk_hw *hw,
- unsigned long parent_rate)
-{
- struct clk_sama5d4_h32mx *h32mxclk = to_clk_sama5d4_h32mx(hw);
- unsigned int mckr;
-
- regmap_read(h32mxclk->regmap, AT91_PMC_MCKR, &mckr);
- if (mckr & AT91_PMC_H32MXDIV)
- return parent_rate / 2;
-
- if (parent_rate > H32MX_MAX_FREQ)
- pr_warn("H32MX clock is too fast\n");
- return parent_rate;
-}
-
-static long clk_sama5d4_h32mx_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
-{
- unsigned long div;
-
- if (rate > *parent_rate)
- return *parent_rate;
- div = *parent_rate / 2;
- if (rate < div)
- return div;
-
- if (rate - div < *parent_rate - rate)
- return div;
-
- return *parent_rate;
-}
-
-static int clk_sama5d4_h32mx_set_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long parent_rate)
-{
- struct clk_sama5d4_h32mx *h32mxclk = to_clk_sama5d4_h32mx(hw);
- u32 mckr = 0;
-
- if (parent_rate != rate && (parent_rate / 2) != rate)
- return -EINVAL;
-
- if ((parent_rate / 2) == rate)
- mckr = AT91_PMC_H32MXDIV;
-
- regmap_update_bits(h32mxclk->regmap, AT91_PMC_MCKR,
- AT91_PMC_H32MXDIV, mckr);
-
- return 0;
-}
-
-static const struct clk_ops h32mx_ops = {
- .recalc_rate = clk_sama5d4_h32mx_recalc_rate,
- .round_rate = clk_sama5d4_h32mx_round_rate,
- .set_rate = clk_sama5d4_h32mx_set_rate,
-};
-
-static void __init of_sama5d4_clk_h32mx_setup(struct device_node *np)
-{
- struct clk_sama5d4_h32mx *h32mxclk;
- struct clk_init_data init;
- const char *parent_name;
- struct regmap *regmap;
- int ret;
-
- regmap = syscon_node_to_regmap(of_get_parent(np));
- if (IS_ERR(regmap))
- return;
-
- h32mxclk = kzalloc(sizeof(*h32mxclk), GFP_KERNEL);
- if (!h32mxclk)
- return;
-
- parent_name = of_clk_get_parent_name(np, 0);
-
- init.name = np->name;
- init.ops = &h32mx_ops;
- init.parent_names = parent_name ? &parent_name : NULL;
- init.num_parents = parent_name ? 1 : 0;
- init.flags = CLK_SET_RATE_GATE;
-
- h32mxclk->hw.init = &init;
- h32mxclk->regmap = regmap;
-
- ret = clk_hw_register(NULL, &h32mxclk->hw);
- if (ret) {
- kfree(h32mxclk);
- return;
- }
-
- of_clk_add_hw_provider(np, of_clk_hw_simple_get, &h32mxclk->hw);
-}
-CLK_OF_DECLARE(of_sama5d4_clk_h32mx_setup, "atmel,sama5d4-clk-h32mx",
- of_sama5d4_clk_h32mx_setup);
--
2.20.1
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