diff options
Diffstat (limited to 'arch/arm/mach-omap2/clkt2xxx_osc.c')
-rw-r--r-- | arch/arm/mach-omap2/clkt2xxx_osc.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/arch/arm/mach-omap2/clkt2xxx_osc.c b/arch/arm/mach-omap2/clkt2xxx_osc.c deleted file mode 100644 index 0717dff1bc04..000000000000 --- a/arch/arm/mach-omap2/clkt2xxx_osc.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * OMAP2xxx osc_clk-specific clock code - * - * Copyright (C) 2005-2008 Texas Instruments, Inc. - * Copyright (C) 2004-2010 Nokia Corporation - * - * Contacts: - * Richard Woodruff <r-woodruff2@ti.com> - * Paul Walmsley - * - * Based on earlier work by Tuukka Tikkanen, Tony Lindgren, - * Gordon McNutt and RidgeRun, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#undef DEBUG - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/clk.h> -#include <linux/io.h> - -#include "clock.h" -#include "clock2xxx.h" -#include "prm2xxx_3xxx.h" -#include "prm-regbits-24xx.h" - -/* - * XXX This does not actually enable the osc_ck, since the osc_ck must - * be running for this function to be called. Instead, this function - * is used to disable an autoidle mode on the osc_ck. The existing - * clk_enable/clk_disable()-based usecounting for osc_ck should be - * replaced with autoidle-based usecounting. - */ -int omap2_enable_osc_ck(struct clk_hw *clk) -{ - u32 pcc; - - pcc = readl_relaxed(prcm_clksrc_ctrl); - - writel_relaxed(pcc & ~OMAP_AUTOEXTCLKMODE_MASK, prcm_clksrc_ctrl); - - return 0; -} - -/* - * XXX This does not actually disable the osc_ck, since doing so would - * immediately halt the system. Instead, this function is used to - * enable an autoidle mode on the osc_ck. The existing - * clk_enable/clk_disable()-based usecounting for osc_ck should be - * replaced with autoidle-based usecounting. - */ -void omap2_disable_osc_ck(struct clk_hw *clk) -{ - u32 pcc; - - pcc = readl_relaxed(prcm_clksrc_ctrl); - - writel_relaxed(pcc | OMAP_AUTOEXTCLKMODE_MASK, prcm_clksrc_ctrl); -} - -unsigned long omap2_osc_clk_recalc(struct clk_hw *clk, - unsigned long parent_rate) -{ - return omap2xxx_get_apll_clkin() * omap2xxx_get_sysclkdiv(); -} |