diff options
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r-- | arch/arm/mach-omap2/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/mach-omap2/clock36xx.c | 69 | ||||
-rw-r--r-- | arch/arm/mach-omap2/clock36xx.h | 13 |
3 files changed, 1 insertions, 83 deletions
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 98d5030df137..f33d01105bf7 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -188,7 +188,7 @@ obj-$(CONFIG_ARCH_OMAP2) += clkt2xxx_dpll.o obj-$(CONFIG_SOC_OMAP2430) += clock2430.o obj-$(CONFIG_ARCH_OMAP3) += $(clock-common) clock3xxx.o obj-$(CONFIG_ARCH_OMAP3) += clock34xx.o clkt34xx_dpll3m2.o -obj-$(CONFIG_ARCH_OMAP3) += clock3517.o clock36xx.o +obj-$(CONFIG_ARCH_OMAP3) += clock3517.o obj-$(CONFIG_ARCH_OMAP3) += dpll3xxx.o obj-$(CONFIG_ARCH_OMAP4) += $(clock-common) obj-$(CONFIG_ARCH_OMAP4) += dpll3xxx.o diff --git a/arch/arm/mach-omap2/clock36xx.c b/arch/arm/mach-omap2/clock36xx.c deleted file mode 100644 index 91ccb962e09e..000000000000 --- a/arch/arm/mach-omap2/clock36xx.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * OMAP36xx-specific clkops - * - * Copyright (C) 2010 Texas Instruments, Inc. - * Copyright (C) 2010 Nokia Corporation - * - * Mike Turquette - * Vijaykumar GN - * Paul Walmsley - * - * Parts of this code are based on code written by - * Richard Woodruff, Tony Lindgren, Tuukka Tikkanen, Karthik Dasu, - * Russell King - * - * 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/kernel.h> -#include <linux/clk.h> -#include <linux/clk-provider.h> -#include <linux/io.h> - -#include "clock.h" -#include "clock36xx.h" -#define to_clk_divider(_hw) container_of(_hw, struct clk_divider, hw) - -/** - * omap36xx_pwrdn_clk_enable_with_hsdiv_restore - enable clocks suffering - * from HSDivider PWRDN problem Implements Errata ID: i556. - * @clk: DPLL output struct clk - * - * 3630 only: dpll3_m3_ck, dpll4_m2_ck, dpll4_m3_ck, dpll4_m4_ck, - * dpll4_m5_ck & dpll4_m6_ck dividers gets loaded with reset - * valueafter their respective PWRDN bits are set. Any dummy write - * (Any other value different from the Read value) to the - * corresponding CM_CLKSEL register will refresh the dividers. - */ -int omap36xx_pwrdn_clk_enable_with_hsdiv_restore(struct clk_hw *clk) -{ - struct clk_divider *parent; - struct clk_hw *parent_hw; - u32 dummy_v, orig_v; - struct clk_hw_omap *omap_clk = to_clk_hw_omap(clk); - int ret; - - /* Clear PWRDN bit of HSDIVIDER */ - ret = omap2_dflt_clk_enable(clk); - - parent_hw = __clk_get_hw(__clk_get_parent(clk->clk)); - parent = to_clk_divider(parent_hw); - - /* Restore the dividers */ - if (!ret) { - orig_v = omap2_clk_readl(omap_clk, parent->reg); - dummy_v = orig_v; - - /* Write any other value different from the Read value */ - dummy_v ^= (1 << parent->shift); - omap2_clk_writel(dummy_v, omap_clk, parent->reg); - - /* Write the original divider */ - omap2_clk_writel(orig_v, omap_clk, parent->reg); - } - - return ret; -} diff --git a/arch/arm/mach-omap2/clock36xx.h b/arch/arm/mach-omap2/clock36xx.h deleted file mode 100644 index 945bb7f083e9..000000000000 --- a/arch/arm/mach-omap2/clock36xx.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * OMAP36xx clock function prototypes and macros - * - * Copyright (C) 2010 Texas Instruments, Inc. - * Copyright (C) 2010 Nokia Corporation - */ - -#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK36XX_H -#define __ARCH_ARM_MACH_OMAP2_CLOCK36XX_H - -extern int omap36xx_pwrdn_clk_enable_with_hsdiv_restore(struct clk_hw *hw); - -#endif |