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clk: sunxi: Remove custom phase function 

Now that we don't have any user left for our custom phase function, we can
safely remove this hack from the code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Tested-by: Chen-Yu Tsai <wens@csie.org>
This commit is contained in:
Maxime Ripard 2014-07-12 12:10:04 +02:00
parent 6c09bb851e
commit a7d19057e7
2 changed files with 0 additions and 59 deletions
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37
drivers/clk/sunxi/clk-sunxi.c
View File

@ -562,43 +562,6 @@ static void sun7i_a20_get_out_factors(u32 *freq, u32 parent_rate,
*p = calcp;
}
/**
* clk_sunxi_mmc_phase_control() - configures MMC clock phase control
*/
void clk_sunxi_mmc_phase_control(struct clk *clk, u8 sample, u8 output)
{
#define to_clk_composite(_hw) container_of(_hw, struct clk_composite, hw)
#define to_clk_factors(_hw) container_of(_hw, struct clk_factors, hw)
struct clk_hw *hw = __clk_get_hw(clk);
struct clk_composite *composite = to_clk_composite(hw);
struct clk_hw *rate_hw = composite->rate_hw;
struct clk_factors *factors = to_clk_factors(rate_hw);
unsigned long flags = 0;
u32 reg;
if (factors->lock)
spin_lock_irqsave(factors->lock, flags);
reg = readl(factors->reg);
/* set sample clock phase control */
reg &= ~(0x7 << 20);
reg |= ((sample & 0x7) << 20);
/* set output clock phase control */
reg &= ~(0x7 << 8);
reg |= ((output & 0x7) << 8);
writel(reg, factors->reg);
if (factors->lock)
spin_unlock_irqrestore(factors->lock, flags);
}
EXPORT_SYMBOL(clk_sunxi_mmc_phase_control);
/**
* sunxi_factors_clk_setup() - Setup function for factor clocks
*/

22
include/linux/clk/sunxi.h
View File

@ -1,22 +0,0 @@
/*
* Copyright 2013 - Hans de Goede <hdegoede@redhat.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __LINUX_CLK_SUNXI_H_
#define __LINUX_CLK_SUNXI_H_
#include <linux/clk.h>
void clk_sunxi_mmc_phase_control(struct clk *clk, u8 sample, u8 output);
#endif