diff options
Diffstat (limited to 'arch/sh')
30 files changed, 106 insertions, 316 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 7f217b3a50a8..b31b097e9bc6 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -1,7 +1,7 @@ config SUPERH def_bool y select EMBEDDED - select HAVE_CLK + select CLKDEV_LOOKUP select HAVE_IDE if HAS_IOPORT select HAVE_MEMBLOCK select HAVE_OPROFILE diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 2eaeb9e59585..f48c492a68d3 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -720,32 +720,6 @@ static struct platform_device camera_devices[] = { }; /* FSI */ -/* - * FSI-B use external clock which came from da7210. - * So, we should change parent of fsi - */ -#define FCLKBCR 0xa415000c -static void fsimck_init(struct clk *clk) -{ - u32 status = __raw_readl(clk->enable_reg); - - /* use external clock */ - status &= ~0x000000ff; - status |= 0x00000080; - - __raw_writel(status, clk->enable_reg); -} - -static struct clk_ops fsimck_clk_ops = { - .init = fsimck_init, -}; - -static struct clk fsimckb_clk = { - .ops = &fsimck_clk_ops, - .enable_reg = (void __iomem *)FCLKBCR, - .rate = 0, /* unknown */ -}; - static struct sh_fsi_platform_info fsi_info = { .portb_flags = SH_FSI_BRS_INV | SH_FSI_OUT_SLAVE_MODE | @@ -1264,10 +1238,10 @@ static int __init arch_setup(void) /* change parent of FSI B */ clk = clk_get(NULL, "fsib_clk"); if (!IS_ERR(clk)) { - clk_register(&fsimckb_clk); - clk_set_parent(clk, &fsimckb_clk); - clk_set_rate(clk, 11000); - clk_set_rate(&fsimckb_clk, 11000); + /* 48kHz dummy clock was used to make sure 1/1 divide */ + clk_set_rate(&sh7724_fsimckb_clk, 48000); + clk_set_parent(clk, &sh7724_fsimckb_clk); + clk_set_rate(clk, 48000); clk_put(clk); } diff --git a/arch/sh/boards/mach-highlander/setup.c b/arch/sh/boards/mach-highlander/setup.c index a5ecfbacaf36..87618c91d178 100644 --- a/arch/sh/boards/mach-highlander/setup.c +++ b/arch/sh/boards/mach-highlander/setup.c @@ -24,10 +24,10 @@ #include <linux/interrupt.h> #include <linux/usb/r8a66597.h> #include <linux/usb/m66592.h> +#include <linux/clkdev.h> #include <net/ax88796.h> #include <asm/machvec.h> #include <mach/highlander.h> -#include <asm/clkdev.h> #include <asm/clock.h> #include <asm/heartbeat.h> #include <asm/io.h> diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c index c31d228fdfc6..527a0cd956b5 100644 --- a/arch/sh/boards/mach-se/7724/setup.c +++ b/arch/sh/boards/mach-se/7724/setup.c @@ -283,31 +283,6 @@ static struct platform_device ceu1_device = { }; /* FSI */ -/* - * FSI-A use external clock which came from ak464x. - * So, we should change parent of fsi - */ -#define FCLKACR 0xa4150008 -static void fsimck_init(struct clk *clk) -{ - u32 status = __raw_readl(clk->enable_reg); - - /* use external clock */ - status &= ~0x000000ff; - status |= 0x00000080; - __raw_writel(status, clk->enable_reg); -} - -static struct clk_ops fsimck_clk_ops = { - .init = fsimck_init, -}; - -static struct clk fsimcka_clk = { - .ops = &fsimck_clk_ops, - .enable_reg = (void __iomem *)FCLKACR, - .rate = 0, /* unknown */ -}; - /* change J20, J21, J22 pin to 1-2 connection to use slave mode */ static struct sh_fsi_platform_info fsi_info = { .porta_flags = SH_FSI_BRS_INV | @@ -852,37 +827,29 @@ static int __init devices_setup(void) gpio_request(GPIO_FN_KEYOUT0, NULL); /* enable FSI */ - gpio_request(GPIO_FN_FSIMCKB, NULL); gpio_request(GPIO_FN_FSIMCKA, NULL); + gpio_request(GPIO_FN_FSIIASD, NULL); gpio_request(GPIO_FN_FSIOASD, NULL); gpio_request(GPIO_FN_FSIIABCK, NULL); gpio_request(GPIO_FN_FSIIALRCK, NULL); gpio_request(GPIO_FN_FSIOABCK, NULL); gpio_request(GPIO_FN_FSIOALRCK, NULL); gpio_request(GPIO_FN_CLKAUDIOAO, NULL); - gpio_request(GPIO_FN_FSIIBSD, NULL); - gpio_request(GPIO_FN_FSIOBSD, NULL); - gpio_request(GPIO_FN_FSIIBBCK, NULL); - gpio_request(GPIO_FN_FSIIBLRCK, NULL); - gpio_request(GPIO_FN_FSIOBBCK, NULL); - gpio_request(GPIO_FN_FSIOBLRCK, NULL); - gpio_request(GPIO_FN_CLKAUDIOBO, NULL); - gpio_request(GPIO_FN_FSIIASD, NULL); /* set SPU2 clock to 83.4 MHz */ clk = clk_get(NULL, "spu_clk"); - if (clk) { + if (!IS_ERR(clk)) { clk_set_rate(clk, clk_round_rate(clk, 83333333)); clk_put(clk); } /* change parent of FSI A */ clk = clk_get(NULL, "fsia_clk"); - if (clk) { - clk_register(&fsimcka_clk); - clk_set_parent(clk, &fsimcka_clk); - clk_set_rate(clk, 11000); - clk_set_rate(&fsimcka_clk, 11000); + if (!IS_ERR(clk)) { + /* 48kHz dummy clock was used to make sure 1/1 divide */ + clk_set_rate(&sh7724_fsimcka_clk, 48000); + clk_set_parent(clk, &sh7724_fsimcka_clk); + clk_set_rate(clk, 48000); clk_put(clk); } diff --git a/arch/sh/include/asm/cacheflush.h b/arch/sh/include/asm/cacheflush.h index 1f4e562c5e8c..82e1eabeac98 100644 --- a/arch/sh/include/asm/cacheflush.h +++ b/arch/sh/include/asm/cacheflush.h @@ -96,7 +96,7 @@ void kmap_coherent_init(void); void *kmap_coherent(struct page *page, unsigned long addr); void kunmap_coherent(void *kvaddr); -#define PG_dcache_dirty PG_arch_1 +#define PG_dcache_clean PG_arch_1 void cpu_cache_init(void); diff --git a/arch/sh/include/asm/clkdev.h b/arch/sh/include/asm/clkdev.h index 5645f358128b..6ba91868201c 100644 --- a/arch/sh/include/asm/clkdev.h +++ b/arch/sh/include/asm/clkdev.h @@ -1,9 +1,5 @@ /* - * arch/sh/include/asm/clkdev.h - * - * Cloned from arch/arm/include/asm/clkdev.h: - * - * Copyright (C) 2008 Russell King. + * Copyright (C) 2010 Paul Mundt <lethal@linux-sh.org> * * 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 @@ -11,25 +7,25 @@ * * Helper for the clk API to assist looking up a struct clk. */ -#ifndef __ASM_CLKDEV_H -#define __ASM_CLKDEV_H -struct clk; +#ifndef __CLKDEV__H_ +#define __CLKDEV__H_ -struct clk_lookup { - struct list_head node; - const char *dev_id; - const char *con_id; - struct clk *clk; -}; +#include <linux/bootmem.h> +#include <linux/mm.h> +#include <linux/slab.h> -struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id, - const char *dev_fmt, ...); +#include <asm/clock.h> -void clkdev_add(struct clk_lookup *cl); -void clkdev_drop(struct clk_lookup *cl); +static inline struct clk_lookup_alloc *__clkdev_alloc(size_t size) +{ + if (!slab_is_available()) + return alloc_bootmem_low_pages(size); + else + return kzalloc(size, GFP_KERNEL); +} -void clkdev_add_table(struct clk_lookup *, size_t); -int clk_add_alias(const char *, const char *, char *, struct device *); +#define __clk_put(clk) +#define __clk_get(clk) ({ 1; }) -#endif +#endif /* __CLKDEV_H__ */ diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index 46d5179c9f49..e3c73cdd8c90 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -199,10 +199,13 @@ extern unsigned long get_wchan(struct task_struct *p); #define ARCH_HAS_PREFETCHW static inline void prefetch(void *x) { - __asm__ __volatile__ ("pref @%0\n\t" : : "r" (x) : "memory"); + __builtin_prefetch(x, 0, 3); } -#define prefetchw(x) prefetch(x) +static inline void prefetchw(void *x) +{ + __builtin_prefetch(x, 1, 3); +} #endif #endif /* __KERNEL__ */ diff --git a/arch/sh/include/cpu-sh4/cpu/sh7724.h b/arch/sh/include/cpu-sh4/cpu/sh7724.h index 4c27b68789b3..7eb435999426 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7724.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7724.h @@ -303,4 +303,7 @@ enum { SHDMA_SLAVE_SDHI1_RX, }; +extern struct clk sh7724_fsimcka_clk; +extern struct clk sh7724_fsimckb_clk; + #endif /* __ASM_SH7724_H__ */ diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile index 8eed6a485446..cf6522179523 100644 --- a/arch/sh/kernel/Makefile +++ b/arch/sh/kernel/Makefile @@ -11,7 +11,7 @@ endif CFLAGS_REMOVE_return_address.o = -pg -obj-y := clkdev.o debugtraps.o dma-nommu.o dumpstack.o \ +obj-y := debugtraps.o dma-nommu.o dumpstack.o \ idle.o io.o irq.o irq_$(BITS).o kdebugfs.o \ machvec.o nmi_debug.o process.o \ process_$(BITS).o ptrace.o ptrace_$(BITS).o \ diff --git a/arch/sh/kernel/clkdev.c b/arch/sh/kernel/clkdev.c deleted file mode 100644 index 1f800ef4a735..000000000000 --- a/arch/sh/kernel/clkdev.c +++ /dev/null @@ -1,171 +0,0 @@ -/* - * arch/sh/kernel/clkdev.c - * - * Cloned from arch/arm/common/clkdev.c: - * - * Copyright (C) 2008 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. - * - * Helper for the clk API to assist looking up a struct clk. - */ -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/device.h> -#include <linux/list.h> -#include <linux/errno.h> -#include <linux/err.h> -#include <linux/string.h> -#include <linux/mutex.h> -#include <linux/clk.h> -#include <linux/slab.h> -#include <linux/bootmem.h> -#include <linux/mm.h> -#include <asm/clock.h> -#include <asm/clkdev.h> - -static LIST_HEAD(clocks); -static DEFINE_MUTEX(clocks_mutex); - -/* - * Find the correct struct clk for the device and connection ID. - * We do slightly fuzzy matching here: - * An entry with a NULL ID is assumed to be a wildcard. - * If an entry has a device ID, it must match - * If an entry has a connection ID, it must match - * Then we take the most specific entry - with the following - * order of precedence: dev+con > dev only > con only. - */ -static struct clk *clk_find(const char *dev_id, const char *con_id) -{ - struct clk_lookup *p; - struct clk *clk = NULL; - int match, best = 0; - - list_for_each_entry(p, &clocks, node) { - match = 0; - if (p->dev_id) { - if (!dev_id || strcmp(p->dev_id, dev_id)) - continue; - match += 2; - } - if (p->con_id) { - if (!con_id || strcmp(p->con_id, con_id)) - continue; - match += 1; - } - if (match == 0) - continue; - - if (match > best) { - clk = p->clk; - best = match; - } - } - return clk; -} - -struct clk *clk_get_sys(const char *dev_id, const char *con_id) -{ - struct clk *clk; - - mutex_lock(&clocks_mutex); - clk = clk_find(dev_id, con_id); - mutex_unlock(&clocks_mutex); - - return clk ? clk : ERR_PTR(-ENOENT); -} -EXPORT_SYMBOL(clk_get_sys); - -void clkdev_add(struct clk_lookup *cl) -{ - mutex_lock(&clocks_mutex); - list_add_tail(&cl->node, &clocks); - mutex_unlock(&clocks_mutex); -} -EXPORT_SYMBOL(clkdev_add); - -void __init clkdev_add_table(struct clk_lookup *cl, size_t num) -{ - mutex_lock(&clocks_mutex); - while (num--) { - list_add_tail(&cl->node, &clocks); - cl++; - } - mutex_unlock(&clocks_mutex); -} - -#define MAX_DEV_ID 20 -#define MAX_CON_ID 16 - -struct clk_lookup_alloc { - struct clk_lookup cl; - char dev_id[MAX_DEV_ID]; - char con_id[MAX_CON_ID]; -}; - -struct clk_lookup * __init_refok -clkdev_alloc(struct clk *clk, const char *con_id, const char *dev_fmt, ...) -{ - struct clk_lookup_alloc *cla; - - if (!slab_is_available()) - cla = alloc_bootmem_low_pages(sizeof(*cla)); - else - cla = kzalloc(sizeof(*cla), GFP_KERNEL); - - if (!cla) - return NULL; - - cla->cl.clk = clk; - if (con_id) { - strlcpy(cla->con_id, con_id, sizeof(cla->con_id)); - cla->cl.con_id = cla->con_id; - } - - if (dev_fmt) { - va_list ap; - - va_start(ap, dev_fmt); - vscnprintf(cla->dev_id, sizeof(cla->dev_id), dev_fmt, ap); - cla->cl.dev_id = cla->dev_id; - va_end(ap); - } - - return &cla->cl; -} -EXPORT_SYMBOL(clkdev_alloc); - -int clk_add_alias(const char *alias, const char *alias_dev_name, char *id, - struct device *dev) -{ - struct clk *r = clk_get(dev, id); - struct clk_lookup *l; - - if (IS_ERR(r)) - return PTR_ERR(r); - - l = clkdev_alloc(r, alias, alias_dev_name); - clk_put(r); - if (!l) - return -ENODEV; - clkdev_add(l); - return 0; -} -EXPORT_SYMBOL(clk_add_alias); - -/* - * clkdev_drop - remove a clock dynamically allocated - */ -void clkdev_drop(struct clk_lookup *cl) -{ - struct clk_lookup_alloc *cla = container_of(cl, struct clk_lookup_alloc, cl); - - mutex_lock(&clocks_mutex); - list_del(&cl->node); - mutex_unlock(&clocks_mutex); - kfree(cla); -} -EXPORT_SYMBOL(clkdev_drop); diff --git a/arch/sh/kernel/cpu/clock-cpg.c b/arch/sh/kernel/cpu/clock-cpg.c index e2f63d68da51..dd0e0f211359 100644 --- a/arch/sh/kernel/cpu/clock-cpg.c +++ b/arch/sh/kernel/cpu/clock-cpg.c @@ -2,7 +2,7 @@ #include <linux/compiler.h> #include <linux/slab.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> static struct clk master_clk = { diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index 50f887dda565..4187cf4fe185 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -48,20 +48,4 @@ int __init clk_init(void) return ret; } -/* - * Returns a clock. Note that we first try to use device id on the bus - * and clock name. If this fails, we try to use clock name only. - */ -struct clk *clk_get(struct device *dev, const char *con_id) -{ - const char *dev_id = dev ? dev_name(dev) : NULL; - - return clk_get_sys(dev_id, con_id); -} -EXPORT_SYMBOL_GPL(clk_get); - -void clk_put(struct clk *clk) -{ -} -EXPORT_SYMBOL_GPL(clk_put); diff --git a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c index 4eabc68cd753..fbb66571b7a7 100644 --- a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c +++ b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c @@ -13,7 +13,7 @@ #include <linux/kernel.h> #include <linux/err.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/freq.h> @@ -110,7 +110,7 @@ static int shoc_clk_verify_rate(struct clk *clk, unsigned long rate) return 0; } -static int shoc_clk_set_rate(struct clk *clk, unsigned long rate, int algo_id) +static int shoc_clk_set_rate(struct clk *clk, unsigned long rate) { unsigned long frqcr3; unsigned int tmp; diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7343.c b/arch/sh/kernel/cpu/sh4a/clock-sh7343.c index 71291ae201b9..93c646072c1b 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7343.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7343.c @@ -21,7 +21,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> /* SH7343 registers */ diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7366.c b/arch/sh/kernel/cpu/sh4a/clock-sh7366.c index 7ce5bbcd4084..049dc0628ccc 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7366.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7366.c @@ -21,7 +21,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> /* SH7366 registers */ diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index 2030f3d9fac7..9d23a36f0647 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -21,7 +21,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/hwblk.h> #include <cpu/sh7722.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c index d3938f0d3702..55493cd5bd8f 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c @@ -22,7 +22,7 @@ #include <linux/kernel.h> #include <linux/io.h> #include <linux/clk.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/hwblk.h> #include <cpu/sh7723.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c index 0fe2e9329cb2..d08fa953c88b 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c @@ -22,7 +22,7 @@ #include <linux/kernel.h> #include <linux/io.h> #include <linux/clk.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/hwblk.h> #include <cpu/sh7724.h> @@ -111,12 +111,21 @@ static struct clk div3_clk = { .parent = &pll_clk, }; +/* External input clock (pin name: FSIMCKA/FSIMCKB ) */ +struct clk sh7724_fsimcka_clk = { +}; + +struct clk sh7724_fsimckb_clk = { +}; + static struct clk *main_clks[] = { &r_clk, &extal_clk, &fll_clk, &pll_clk, &div3_clk, + &sh7724_fsimcka_clk, + &sh7724_fsimckb_clk, }; static void div4_kick(struct clk *clk) @@ -154,16 +163,38 @@ struct clk div4_clks[DIV4_NR] = { [DIV4_M1] = DIV4(FRQCRB, 4, 0x2f7c, CLK_ENABLE_ON_INIT), }; -enum { DIV6_V, DIV6_FA, DIV6_FB, DIV6_I, DIV6_S, DIV6_NR }; +enum { DIV6_V, DIV6_I, DIV6_S, DIV6_NR }; static struct clk div6_clks[DIV6_NR] = { [DIV6_V] = SH_CLK_DIV6(&div3_clk, VCLKCR, 0), - [DIV6_FA] = SH_CLK_DIV6(&div3_clk, FCLKACR, 0), - [DIV6_FB] = SH_CLK_DIV6(&div3_clk, FCLKBCR, 0), [DIV6_I] = SH_CLK_DIV6(&div3_clk, IRDACLKCR, 0), [DIV6_S] = SH_CLK_DIV6(&div3_clk, SPUCLKCR, CLK_ENABLE_ON_INIT), }; +enum { DIV6_FA, DIV6_FB, DIV6_REPARENT_NR }; + +/* Indices are important - they are the actual src selecting values */ +static struct clk *fclkacr_parent[] = { + [0] = &div3_clk, + [1] = NULL, + [2] = &sh7724_fsimcka_clk, + [3] = NULL, +}; + +static struct clk *fclkbcr_parent[] = { + [0] = &div3_clk, + [1] = NULL, + [2] = &sh7724_fsimckb_clk, + [3] = NULL, +}; + +static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = { + [DIV6_FA] = SH_CLK_DIV6_EXT(&div3_clk, FCLKACR, 0, + fclkacr_parent, ARRAY_SIZE(fclkacr_parent), 6, 2), + [DIV6_FB] = SH_CLK_DIV6_EXT(&div3_clk, FCLKBCR, 0, + fclkbcr_parent, ARRAY_SIZE(fclkbcr_parent), 6, 2), +}; + static struct clk mstp_clks[HWBLK_NR] = { SH_HWBLK_CLK(HWBLK_TLB, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT), SH_HWBLK_CLK(HWBLK_IC, &div4_clks[DIV4_I], CLK_ENABLE_ON_INIT), @@ -240,8 +271,8 @@ static struct clk_lookup lookups[] = { /* DIV6 clocks */ CLKDEV_CON_ID("video_clk", &div6_clks[DIV6_V]), - CLKDEV_CON_ID("fsia_clk", &div6_clks[DIV6_FA]), - CLKDEV_CON_ID("fsib_clk", &div6_clks[DIV6_FB]), + CLKDEV_CON_ID("fsia_clk", &div6_reparent_clks[DIV6_FA]), + CLKDEV_CON_ID("fsib_clk", &div6_reparent_clks[DIV6_FB]), CLKDEV_CON_ID("irda_clk", &div6_clks[DIV6_I]), CLKDEV_CON_ID("spu_clk", &div6_clks[DIV6_S]), @@ -376,6 +407,9 @@ int __init arch_clk_init(void) ret = sh_clk_div6_register(div6_clks, DIV6_NR); if (!ret) + ret = sh_clk_div6_reparent_register(div6_reparent_clks, DIV6_REPARENT_NR); + + if (!ret) ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR); return ret; diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c index ce39a2ae8c6c..e073e3eb4c3d 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c @@ -12,7 +12,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/freq.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7763.c b/arch/sh/kernel/cpu/sh4a/clock-sh7763.c index 1f1df48008cd..599630fc4d3b 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7763.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7763.c @@ -13,7 +13,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/freq.h> #include <asm/io.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7780.c b/arch/sh/kernel/cpu/sh4a/clock-sh7780.c index 62d706350060..8894926479a6 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7780.c @@ -12,7 +12,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/freq.h> #include <asm/io.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7785.c b/arch/sh/kernel/cpu/sh4a/clock-sh7785.c index c3e458aaa2b7..2d960247f3eb 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7785.c @@ -14,7 +14,7 @@ #include <linux/clk.h> #include <linux/io.h> #include <linux/cpufreq.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/freq.h> #include <cpu/sh7785.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7786.c b/arch/sh/kernel/cpu/sh4a/clock-sh7786.c index 597c9fbe49c6..42e403be9076 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7786.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7786.c @@ -13,7 +13,7 @@ #include <linux/kernel.h> #include <linux/clk.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/freq.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-shx3.c b/arch/sh/kernel/cpu/sh4a/clock-shx3.c index 4f70df6b6169..1afdb93b8ccb 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/clock-shx3.c @@ -14,7 +14,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> -#include <asm/clkdev.h> +#include <linux/clkdev.h> #include <asm/clock.h> #include <asm/freq.h> diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index 81f58371613d..8c6a350df751 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -88,7 +88,7 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op) } if (op & CACHEFLUSH_I) - flush_cache_all(); + flush_icache_range(addr, addr+len); up_read(¤t->mm->mmap_sem); return 0; diff --git a/arch/sh/kernel/vsyscall/vsyscall-trapa.S b/arch/sh/kernel/vsyscall/vsyscall-trapa.S index 3b6eb34c43fa..3e70f851cdc6 100644 --- a/arch/sh/kernel/vsyscall/vsyscall-trapa.S +++ b/arch/sh/kernel/vsyscall/vsyscall-trapa.S @@ -8,9 +8,9 @@ __kernel_vsyscall: * fill out .eh_frame -- PFM. */ .LEND_vsyscall: .size __kernel_vsyscall,.-.LSTART_vsyscall - .previous .section .eh_frame,"a",@progbits + .previous .LCIE: .ualong .LCIE_end - .LCIE_start .LCIE_start: diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index 2cfae81914aa..92eb98633ab0 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -114,7 +114,7 @@ static void sh4_flush_dcache_page(void *arg) struct address_space *mapping = page_mapping(page); if (mapping && !mapping_mapped(mapping)) - set_bit(PG_dcache_dirty, &page->flags); + clear_bit(PG_dcache_clean, &page->flags); else #endif flush_cache_one(CACHE_OC_ADDRESS_ARRAY | @@ -239,7 +239,7 @@ static void sh4_flush_cache_page(void *args) * another ASID than the current one. */ map_coherent = (current_cpu_data.dcache.n_aliases && - !test_bit(PG_dcache_dirty, &page->flags) && + test_bit(PG_dcache_clean, &page->flags) && page_mapped(page)); if (map_coherent) vaddr = kmap_coherent(page, address); diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c index f498da1cce7a..7729cca727eb 100644 --- a/arch/sh/mm/cache-sh7705.c +++ b/arch/sh/mm/cache-sh7705.c @@ -139,7 +139,7 @@ static void sh7705_flush_dcache_page(void *arg) struct address_space *mapping = page_mapping(page); if (mapping && !mapping_mapped(mapping)) - set_bit(PG_dcache_dirty, &page->flags); + clear_bit(PG_dcache_clean, &page->flags); else __flush_dcache_page(__pa(page_address(page))); } diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index ba401d137bb9..88d3dc3d30d5 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -60,14 +60,14 @@ void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long len) { if (boot_cpu_data.dcache.n_aliases && page_mapped(page) && - !test_bit(PG_dcache_dirty, &page->flags)) { + test_bit(PG_dcache_clean, &page->flags)) { void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); memcpy(vto, src, len); kunmap_coherent(vto); } else { memcpy(dst, src, len); if (boot_cpu_data.dcache.n_aliases) - set_bit(PG_dcache_dirty, &page->flags); + clear_bit(PG_dcache_clean, &page->flags); } if (vma->vm_flags & VM_EXEC) @@ -79,14 +79,14 @@ void copy_from_user_page(struct vm_area_struct *vma, struct page *page, unsigned long len) { if (boot_cpu_data.dcache.n_aliases && page_mapped(page) && - !test_bit(PG_dcache_dirty, &page->flags)) { + test_bit(PG_dcache_clean, &page->flags)) { void *vfrom = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); memcpy(dst, vfrom, len); kunmap_coherent(vfrom); } else { memcpy(dst, src, len); if (boot_cpu_data.dcache.n_aliases) - set_bit(PG_dcache_dirty, &page->flags); + clear_bit(PG_dcache_clean, &page->flags); } } @@ -98,7 +98,7 @@ void copy_user_highpage(struct page *to, struct page *from, vto = kmap_atomic(to, KM_USER1); if (boot_cpu_data.dcache.n_aliases && page_mapped(from) && - !test_bit(PG_dcache_dirty, &from->flags)) { + test_bit(PG_dcache_clean, &from->flags)) { vfrom = kmap_coherent(from, vaddr); copy_page(vto, vfrom); kunmap_coherent(vfrom); @@ -141,7 +141,7 @@ void __update_cache(struct vm_area_struct *vma, page = pfn_to_page(pfn); if (pfn_valid(pfn)) { - int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags); + int dirty = !test_and_set_bit(PG_dcache_clean, &page->flags); if (dirty) __flush_purge_region(page_address(page), PAGE_SIZE); } @@ -153,7 +153,7 @@ void __flush_anon_page(struct page *page, unsigned long vmaddr) if (pages_do_alias(addr, vmaddr)) { if (boot_cpu_data.dcache.n_aliases && page_mapped(page) && - !test_bit(PG_dcache_dirty, &page->flags)) { + test_bit(PG_dcache_clean, &page->flags)) { void *kaddr; kaddr = kmap_coherent(page, vmaddr); diff --git a/arch/sh/mm/kmap.c b/arch/sh/mm/kmap.c index 15d74ea42094..ec29e14ec5a8 100644 --- a/arch/sh/mm/kmap.c +++ b/arch/sh/mm/kmap.c @@ -34,7 +34,7 @@ void *kmap_coherent(struct page *page, unsigned long addr) enum fixed_addresses idx; unsigned long vaddr; - BUG_ON(test_bit(PG_dcache_dirty, &page->flags)); + BUG_ON(!test_bit(PG_dcache_clean, &page->flags)); pagefault_disable(); |