diff --git a/[refs] b/[refs] index a33b8bedae5f..6af998cbd17e 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: c7ed1ab3f7b2fe0dedebf34cbf40bf12cb5ae48b +refs/heads/master: bd05086bbe3f241cd552068f9ceba9e19c6ce427 diff --git a/trunk/arch/sh/include/asm/clkdev.h b/trunk/arch/sh/include/asm/clkdev.h deleted file mode 100644 index 5645f358128b..000000000000 --- a/trunk/arch/sh/include/asm/clkdev.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * arch/sh/include/asm/clkdev.h - * - * Cloned from arch/arm/include/asm/clkdev.h: - * - * 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. - */ -#ifndef __ASM_CLKDEV_H -#define __ASM_CLKDEV_H - -struct clk; - -struct clk_lookup { - struct list_head node; - const char *dev_id; - const char *con_id; - struct clk *clk; -}; - -struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id, - const char *dev_fmt, ...); - -void clkdev_add(struct clk_lookup *cl); -void clkdev_drop(struct clk_lookup *cl); - -void clkdev_add_table(struct clk_lookup *, size_t); -int clk_add_alias(const char *, const char *, char *, struct device *); - -#endif diff --git a/trunk/arch/sh/include/asm/clock.h b/trunk/arch/sh/include/asm/clock.h index 4b19179230fe..11da4c5beb68 100644 --- a/trunk/arch/sh/include/asm/clock.h +++ b/trunk/arch/sh/include/asm/clock.h @@ -45,6 +45,13 @@ struct clk { struct cpufreq_frequency_table *freq_table; }; +struct clk_lookup { + struct list_head node; + const char *dev_id; + const char *con_id; + struct clk *clk; +}; + #define CLK_ENABLE_ON_INIT (1 << 0) /* Should be defined by processor-specific code */ diff --git a/trunk/arch/sh/kernel/Makefile b/trunk/arch/sh/kernel/Makefile index 650b92f00ee5..02fd3ae8b0ee 100644 --- a/trunk/arch/sh/kernel/Makefile +++ b/trunk/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 io_generic.o irq.o \ irq_$(BITS).o machvec.o nmi_debug.o process.o \ process_$(BITS).o ptrace_$(BITS).o \ diff --git a/trunk/arch/sh/kernel/clkdev.c b/trunk/arch/sh/kernel/clkdev.c deleted file mode 100644 index defdd6e30908..000000000000 --- a/trunk/arch/sh/kernel/clkdev.c +++ /dev/null @@ -1,169 +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 -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -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 precidence: 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) -{ - mutex_lock(&clocks_mutex); - list_del(&cl->node); - mutex_unlock(&clocks_mutex); - kfree(cl); -} -EXPORT_SYMBOL(clkdev_drop); diff --git a/trunk/arch/sh/kernel/cpu/clock.c b/trunk/arch/sh/kernel/cpu/clock.c index 9ded1bc29260..83da5debeedf 100644 --- a/trunk/arch/sh/kernel/cpu/clock.c +++ b/trunk/arch/sh/kernel/cpu/clock.c @@ -10,6 +10,10 @@ * * Modified for omap shared clock framework by Tony Lindgren * + * With clkdev bits: + * + * Copyright (C) 2008 Russell King. + * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. @@ -26,7 +30,6 @@ #include #include #include -#include #include #include @@ -394,6 +397,56 @@ long clk_round_rate(struct clk *clk, unsigned long rate) } EXPORT_SYMBOL_GPL(clk_round_rate); +/* + * 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 precidence: 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, &clock_list, 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(&clock_list_sem); + clk = clk_find(dev_id, con_id); + mutex_unlock(&clock_list_sem); + + return clk ? clk : ERR_PTR(-ENOENT); +} +EXPORT_SYMBOL_GPL(clk_get_sys); + /* * 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. diff --git a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7343.c b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7343.c index c541301c7f2b..2c16df37eda6 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7343.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7343.c @@ -159,10 +159,10 @@ static struct clk mstp_clks[] = { MSTP("rwdt0", &r_clk, MSTPCR0, 13, 0), MSTP("mfi0", &div4_clks[DIV4_P], MSTPCR0, 11, 0), MSTP("flctl0", &div4_clks[DIV4_P], MSTPCR0, 10, 0), - SH_CLK_MSTP32("sci_fck", 0, &div4_clks[DIV4_P], MSTPCR0, 7, 0), - SH_CLK_MSTP32("sci_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 6, 0), - SH_CLK_MSTP32("sci_fck", 2, &div4_clks[DIV4_P], MSTPCR0, 5, 0), - SH_CLK_MSTP32("sci_fck", 3, &div4_clks[DIV4_P], MSTPCR0, 4, 0), + MSTP("scif0", &div4_clks[DIV4_P], MSTPCR0, 7, 0), + MSTP("scif1", &div4_clks[DIV4_P], MSTPCR0, 6, 0), + MSTP("scif2", &div4_clks[DIV4_P], MSTPCR0, 5, 0), + MSTP("scif3", &div4_clks[DIV4_P], MSTPCR0, 4, 0), MSTP("sio0", &div4_clks[DIV4_P], MSTPCR0, 3, 0), MSTP("siof0", &div4_clks[DIV4_P], MSTPCR0, 2, 0), MSTP("siof1", &div4_clks[DIV4_P], MSTPCR0, 1, 0), diff --git a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7366.c b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7366.c index e10c64fd8095..91588d280cd8 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7366.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7366.c @@ -163,9 +163,9 @@ static struct clk mstp_clks[] = { MSTP("rwdt0", &r_clk, MSTPCR0, 13, 0), MSTP("mfi0", &div4_clks[DIV4_P], MSTPCR0, 11, 0), MSTP("flctl0", &div4_clks[DIV4_P], MSTPCR0, 10, 0), - SH_CLK_MSTP32("sci_fck", 0, &div4_clks[DIV4_P], MSTPCR0, 7, 0), - SH_CLK_MSTP32("sci_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 6, 0), - SH_CLK_MSTP32("sci_fck", 2, &div4_clks[DIV4_P], MSTPCR0, 5, 0), + MSTP("scif0", &div4_clks[DIV4_P], MSTPCR0, 7, 0), + MSTP("scif1", &div4_clks[DIV4_P], MSTPCR0, 6, 0), + MSTP("scif2", &div4_clks[DIV4_P], MSTPCR0, 5, 0), MSTP("msiof0", &div4_clks[DIV4_P], MSTPCR0, 2, 0), MSTP("sbr0", &div4_clks[DIV4_P], MSTPCR0, 1, 0), diff --git a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index 0732c8bab1e2..15db6d521c5c 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -164,9 +164,9 @@ static struct clk mstp_clks[] = { SH_HWBLK_CLK("cmt0", -1, R_CLK, HWBLK_CMT, 0), SH_HWBLK_CLK("rwdt0", -1, R_CLK, HWBLK_RWDT, 0), SH_HWBLK_CLK("flctl0", -1, P_CLK, HWBLK_FLCTL, 0), - SH_HWBLK_CLK("sci_fck", 0, P_CLK, HWBLK_SCIF0, 0), - SH_HWBLK_CLK("sci_fck", 1, P_CLK, HWBLK_SCIF1, 0), - SH_HWBLK_CLK("sci_fck", 2, P_CLK, HWBLK_SCIF2, 0), + SH_HWBLK_CLK("scif0", -1, P_CLK, HWBLK_SCIF0, 0), + SH_HWBLK_CLK("scif1", -1, P_CLK, HWBLK_SCIF1, 0), + SH_HWBLK_CLK("scif2", -1, P_CLK, HWBLK_SCIF2, 0), SH_HWBLK_CLK("i2c0", -1, P_CLK, HWBLK_IIC, 0), SH_HWBLK_CLK("rtc0", -1, R_CLK, HWBLK_RTC, 0), diff --git a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7723.c b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7723.c index 4d4c123d02c4..50babe01fe44 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7723.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7723.c @@ -177,12 +177,12 @@ static struct clk mstp_clks[] = { SH_HWBLK_CLK("dmac1", -1, B_CLK, HWBLK_DMAC1, 0), SH_HWBLK_CLK("tmu1", -1, P_CLK, HWBLK_TMU1, 0), SH_HWBLK_CLK("flctl0", -1, P_CLK, HWBLK_FLCTL, 0), - SH_HWBLK_CLK("sci_fck", 0, P_CLK, HWBLK_SCIF0, 0), - SH_HWBLK_CLK("sci_fck", 1, P_CLK, HWBLK_SCIF1, 0), - SH_HWBLK_CLK("sci_fck", 2, P_CLK, HWBLK_SCIF2, 0), - SH_HWBLK_CLK("sci_fck", 3, B_CLK, HWBLK_SCIF3, 0), - SH_HWBLK_CLK("sci_fck", 4, B_CLK, HWBLK_SCIF4, 0), - SH_HWBLK_CLK("sci_fck", 5, B_CLK, HWBLK_SCIF5, 0), + SH_HWBLK_CLK("scif0", -1, P_CLK, HWBLK_SCIF0, 0), + SH_HWBLK_CLK("scif1", -1, P_CLK, HWBLK_SCIF1, 0), + SH_HWBLK_CLK("scif2", -1, P_CLK, HWBLK_SCIF2, 0), + SH_HWBLK_CLK("scif3", -1, B_CLK, HWBLK_SCIF3, 0), + SH_HWBLK_CLK("scif4", -1, B_CLK, HWBLK_SCIF4, 0), + SH_HWBLK_CLK("scif5", -1, B_CLK, HWBLK_SCIF5, 0), SH_HWBLK_CLK("msiof0", -1, B_CLK, HWBLK_MSIOF0, 0), SH_HWBLK_CLK("msiof1", -1, B_CLK, HWBLK_MSIOF1, 0), SH_HWBLK_CLK("meram0", -1, SH_CLK, HWBLK_MERAM, 0), diff --git a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7724.c index bcf2b97db300..6707061fbf54 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7724.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7724.c @@ -194,12 +194,12 @@ static struct clk mstp_clks[] = { SH_HWBLK_CLK("rwdt0", -1, R_CLK, HWBLK_RWDT, 0), SH_HWBLK_CLK("dmac1", -1, B_CLK, HWBLK_DMAC1, 0), SH_HWBLK_CLK("tmu1", -1, P_CLK, HWBLK_TMU1, 0), - SH_HWBLK_CLK("sci_fck", 0, P_CLK, HWBLK_SCIF0, 0), - SH_HWBLK_CLK("sci_fck", 1, P_CLK, HWBLK_SCIF1, 0), - SH_HWBLK_CLK("sci_fck", 2, P_CLK, HWBLK_SCIF2, 0), - SH_HWBLK_CLK("sci_fck", 3, B_CLK, HWBLK_SCIF3, 0), - SH_HWBLK_CLK("sci_fck", 4, B_CLK, HWBLK_SCIF4, 0), - SH_HWBLK_CLK("sci_fck", 5, B_CLK, HWBLK_SCIF5, 0), + SH_HWBLK_CLK("scif0", -1, P_CLK, HWBLK_SCIF0, 0), + SH_HWBLK_CLK("scif1", -1, P_CLK, HWBLK_SCIF1, 0), + SH_HWBLK_CLK("scif2", -1, P_CLK, HWBLK_SCIF2, 0), + SH_HWBLK_CLK("scif3", -1, B_CLK, HWBLK_SCIF3, 0), + SH_HWBLK_CLK("scif4", -1, B_CLK, HWBLK_SCIF4, 0), + SH_HWBLK_CLK("scif5", -1, B_CLK, HWBLK_SCIF5, 0), SH_HWBLK_CLK("msiof0", -1, B_CLK, HWBLK_MSIOF0, 0), SH_HWBLK_CLK("msiof1", -1, B_CLK, HWBLK_MSIOF1, 0), diff --git a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7785.c b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7785.c index 6061c736c281..d997f0a25b10 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7785.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7785.c @@ -88,12 +88,12 @@ struct clk div4_clks[DIV4_NR] = { static struct clk mstp_clks[] = { /* MSTPCR0 */ - SH_CLK_MSTP32("sci_fck", 5, &div4_clks[DIV4_P], MSTPCR0, 29, 0), - SH_CLK_MSTP32("sci_fck", 4, &div4_clks[DIV4_P], MSTPCR0, 28, 0), - SH_CLK_MSTP32("sci_fck", 3, &div4_clks[DIV4_P], MSTPCR0, 27, 0), - SH_CLK_MSTP32("sci_fck", 2, &div4_clks[DIV4_P], MSTPCR0, 26, 0), - SH_CLK_MSTP32("sci_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 25, 0), - SH_CLK_MSTP32("sci_fck", 0, &div4_clks[DIV4_P], MSTPCR0, 24, 0), + SH_CLK_MSTP32("scif_fck", 5, &div4_clks[DIV4_P], MSTPCR0, 29, 0), + SH_CLK_MSTP32("scif_fck", 4, &div4_clks[DIV4_P], MSTPCR0, 28, 0), + SH_CLK_MSTP32("scif_fck", 3, &div4_clks[DIV4_P], MSTPCR0, 27, 0), + SH_CLK_MSTP32("scif_fck", 2, &div4_clks[DIV4_P], MSTPCR0, 26, 0), + SH_CLK_MSTP32("scif_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 25, 0), + SH_CLK_MSTP32("scif_fck", 0, &div4_clks[DIV4_P], MSTPCR0, 24, 0), SH_CLK_MSTP32("ssi_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 21, 0), SH_CLK_MSTP32("ssi_fck", 0, &div4_clks[DIV4_P], MSTPCR0, 20, 0), SH_CLK_MSTP32("hac_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 17, 0), diff --git a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7786.c b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7786.c index 85e8d57f4971..af69fd468703 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7786.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/clock-sh7786.c @@ -87,12 +87,12 @@ struct clk div4_clks[DIV4_NR] = { static struct clk mstp_clks[] = { /* MSTPCR0 */ - SH_CLK_MSTP32("sci_fck", 5, &div4_clks[DIV4_P], MSTPCR0, 29, 0), - SH_CLK_MSTP32("sci_fck", 4, &div4_clks[DIV4_P], MSTPCR0, 28, 0), - SH_CLK_MSTP32("sci_fck", 3, &div4_clks[DIV4_P], MSTPCR0, 27, 0), - SH_CLK_MSTP32("sci_fck", 2, &div4_clks[DIV4_P], MSTPCR0, 26, 0), - SH_CLK_MSTP32("sci_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 25, 0), - SH_CLK_MSTP32("sci_fck", 0, &div4_clks[DIV4_P], MSTPCR0, 24, 0), + SH_CLK_MSTP32("scif_fck", 5, &div4_clks[DIV4_P], MSTPCR0, 29, 0), + SH_CLK_MSTP32("scif_fck", 4, &div4_clks[DIV4_P], MSTPCR0, 28, 0), + SH_CLK_MSTP32("scif_fck", 3, &div4_clks[DIV4_P], MSTPCR0, 27, 0), + SH_CLK_MSTP32("scif_fck", 2, &div4_clks[DIV4_P], MSTPCR0, 26, 0), + SH_CLK_MSTP32("scif_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 25, 0), + SH_CLK_MSTP32("scif_fck", 0, &div4_clks[DIV4_P], MSTPCR0, 24, 0), SH_CLK_MSTP32("ssi_fck", 3, &div4_clks[DIV4_P], MSTPCR0, 23, 0), SH_CLK_MSTP32("ssi_fck", 2, &div4_clks[DIV4_P], MSTPCR0, 22, 0), SH_CLK_MSTP32("ssi_fck", 1, &div4_clks[DIV4_P], MSTPCR0, 21, 0), diff --git a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7343.c index 6f8394942fc5..fdbd7d07a69f 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7343.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7343.c @@ -21,6 +21,7 @@ static struct plat_sci_port scif0_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 80, 80, 80, 80 }, + .clk = "scif0", }; static struct platform_device scif0_device = { @@ -36,6 +37,7 @@ static struct plat_sci_port scif1_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 81, 81, 81, 81 }, + .clk = "scif1", }; static struct platform_device scif1_device = { @@ -51,6 +53,7 @@ static struct plat_sci_port scif2_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 82, 82, 82, 82 }, + .clk = "scif2", }; static struct platform_device scif2_device = { @@ -66,6 +69,7 @@ static struct plat_sci_port scif3_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 83, 83, 83, 83 }, + .clk = "scif3", }; static struct platform_device scif3_device = { diff --git a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7366.c index 1d897ed256b0..d90fe0a65c2a 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7366.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7366.c @@ -23,6 +23,7 @@ static struct plat_sci_port scif0_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 80, 80, 80, 80 }, + .clk = "scif0", }; static struct platform_device scif0_device = { diff --git a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 847a27619af5..83ae9ad19874 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -174,6 +174,7 @@ static struct plat_sci_port scif0_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 80, 80, 80, 80 }, + .clk = "scif0", }; static struct platform_device scif0_device = { @@ -189,6 +190,7 @@ static struct plat_sci_port scif1_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 81, 81, 81, 81 }, + .clk = "scif1", }; static struct platform_device scif1_device = { @@ -204,6 +206,7 @@ static struct plat_sci_port scif2_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 82, 82, 82, 82 }, + .clk = "scif2", }; static struct platform_device scif2_device = { diff --git a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7723.c index 187462b51be0..68446b3f06af 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7723.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7723.c @@ -26,6 +26,7 @@ static struct plat_sci_port scif0_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 80, 80, 80, 80 }, + .clk = "scif0", }; static struct platform_device scif0_device = { @@ -41,6 +42,7 @@ static struct plat_sci_port scif1_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 81, 81, 81, 81 }, + .clk = "scif1", }; static struct platform_device scif1_device = { @@ -56,6 +58,7 @@ static struct plat_sci_port scif2_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 82, 82, 82, 82 }, + .clk = "scif2", }; static struct platform_device scif2_device = { @@ -71,6 +74,7 @@ static struct plat_sci_port scif3_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIFA, .irqs = { 56, 56, 56, 56 }, + .clk = "scif3", }; static struct platform_device scif3_device = { @@ -86,6 +90,7 @@ static struct plat_sci_port scif4_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIFA, .irqs = { 88, 88, 88, 88 }, + .clk = "scif4", }; static struct platform_device scif4_device = { @@ -101,6 +106,7 @@ static struct plat_sci_port scif5_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIFA, .irqs = { 109, 109, 109, 109 }, + .clk = "scif5", }; static struct platform_device scif5_device = { diff --git a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7724.c index ee9789003193..abc98b0fef91 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7724.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7724.c @@ -213,6 +213,7 @@ static struct plat_sci_port scif0_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 80, 80, 80, 80 }, + .clk = "scif0", }; static struct platform_device scif0_device = { @@ -228,6 +229,7 @@ static struct plat_sci_port scif1_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 81, 81, 81, 81 }, + .clk = "scif1", }; static struct platform_device scif1_device = { @@ -243,6 +245,7 @@ static struct plat_sci_port scif2_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 82, 82, 82, 82 }, + .clk = "scif2", }; static struct platform_device scif2_device = { @@ -258,6 +261,7 @@ static struct plat_sci_port scif3_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIFA, .irqs = { 56, 56, 56, 56 }, + .clk = "scif3", }; static struct platform_device scif3_device = { @@ -273,6 +277,7 @@ static struct plat_sci_port scif4_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIFA, .irqs = { 88, 88, 88, 88 }, + .clk = "scif4", }; static struct platform_device scif4_device = { @@ -288,6 +293,7 @@ static struct plat_sci_port scif5_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIFA, .irqs = { 109, 109, 109, 109 }, + .clk = "scif5", }; static struct platform_device scif5_device = { diff --git a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7785.c index 76afe571f3a2..05e9308505cf 100644 --- a/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7785.c +++ b/trunk/arch/sh/kernel/cpu/sh4a/setup-sh7785.c @@ -25,6 +25,7 @@ static struct plat_sci_port scif0_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 40, 40, 40, 40 }, + .clk = "scif_fck", }; static struct platform_device scif0_device = { @@ -40,6 +41,7 @@ static struct plat_sci_port scif1_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 44, 44, 44, 44 }, + .clk = "scif_fck", }; static struct platform_device scif1_device = { @@ -55,6 +57,7 @@ static struct plat_sci_port scif2_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 60, 60, 60, 60 }, + .clk = "scif_fck", }; static struct platform_device scif2_device = { @@ -70,6 +73,7 @@ static struct plat_sci_port scif3_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 61, 61, 61, 61 }, + .clk = "scif_fck", }; static struct platform_device scif3_device = { @@ -85,6 +89,7 @@ static struct plat_sci_port scif4_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 62, 62, 62, 62 }, + .clk = "scif_fck", }; static struct platform_device scif4_device = { @@ -100,6 +105,7 @@ static struct plat_sci_port scif5_platform_data = { .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, .irqs = { 63, 63, 63, 63 }, + .clk = "scif_fck", }; static struct platform_device scif5_device = { diff --git a/trunk/arch/sh/mm/uncached.c b/trunk/arch/sh/mm/uncached.c index 2ef57efeb225..cf20a5c5136a 100644 --- a/trunk/arch/sh/mm/uncached.c +++ b/trunk/arch/sh/mm/uncached.c @@ -1,7 +1,6 @@ #include #include #include -#include /* * This is the offset of the uncached section from its cached alias. @@ -24,11 +23,7 @@ int virt_addr_uncached(unsigned long kaddr) void __init uncached_init(void) { -#ifdef CONFIG_29BIT - uncached_start = P2SEG; -#else uncached_start = memory_end; -#endif uncached_end = uncached_start + uncached_size; } diff --git a/trunk/drivers/base/platform.c b/trunk/drivers/base/platform.c index d2d4926c5c4c..f2377f3d95e5 100644 --- a/trunk/drivers/base/platform.c +++ b/trunk/drivers/base/platform.c @@ -1245,19 +1245,20 @@ static int __init early_platform_driver_probe_id(char *class_str, * rest of the driver core is initialized. */ if (!match->dev.init_name) { - char buf[32]; - if (match->id != -1) - snprintf(buf, sizeof(buf), "%s.%d", - match->name, match->id); + match->dev.init_name = + kasprintf(GFP_KERNEL, "%s.%d", + match->name, + match->id); else - snprintf(buf, sizeof(buf), "%s", - match->name); + match->dev.init_name = + kasprintf(GFP_KERNEL, "%s", + match->name); - match->dev.init_name = kstrdup(buf, GFP_KERNEL); if (!match->dev.init_name) return -ENOMEM; } + if (epdrv->pdrv->probe(match)) pr_warning("%s: unable to probe %s early.\n", class_str, match->name); diff --git a/trunk/drivers/serial/sh-sci.c b/trunk/drivers/serial/sh-sci.c index 054a8427c739..980f39449ee5 100644 --- a/trunk/drivers/serial/sh-sci.c +++ b/trunk/drivers/serial/sh-sci.c @@ -83,8 +83,8 @@ struct sci_port { /* Interface clock */ struct clk *iclk; - /* Function clock */ - struct clk *fclk; + /* Data clock */ + struct clk *dclk; struct list_head node; struct dma_chan *chan_tx; @@ -803,7 +803,7 @@ static int sci_notifier(struct notifier_block *self, (phase == CPUFREQ_RESUMECHANGE)) { spin_lock_irqsave(&priv->lock, flags); list_for_each_entry(sci_port, &priv->ports, node) - sci_port->port.uartclk = clk_get_rate(sci_port->iclk); + sci_port->port.uartclk = clk_get_rate(sci_port->dclk); spin_unlock_irqrestore(&priv->lock, flags); } @@ -814,17 +814,21 @@ static void sci_clk_enable(struct uart_port *port) { struct sci_port *sci_port = to_sci_port(port); - clk_enable(sci_port->iclk); - sci_port->port.uartclk = clk_get_rate(sci_port->iclk); - clk_enable(sci_port->fclk); + clk_enable(sci_port->dclk); + sci_port->port.uartclk = clk_get_rate(sci_port->dclk); + + if (sci_port->iclk) + clk_enable(sci_port->iclk); } static void sci_clk_disable(struct uart_port *port) { struct sci_port *sci_port = to_sci_port(port); - clk_disable(sci_port->fclk); - clk_disable(sci_port->iclk); + if (sci_port->iclk) + clk_disable(sci_port->iclk); + + clk_disable(sci_port->dclk); } static int sci_request_irq(struct sci_port *port) @@ -1553,10 +1557,10 @@ static struct uart_ops sci_uart_ops = { #endif }; -static int __devinit sci_init_single(struct platform_device *dev, - struct sci_port *sci_port, - unsigned int index, - struct plat_sci_port *p) +static void __devinit sci_init_single(struct platform_device *dev, + struct sci_port *sci_port, + unsigned int index, + struct plat_sci_port *p) { struct uart_port *port = &sci_port->port; @@ -1577,23 +1581,8 @@ static int __devinit sci_init_single(struct platform_device *dev, } if (dev) { - sci_port->iclk = clk_get(&dev->dev, "sci_ick"); - if (IS_ERR(sci_port->iclk)) { - sci_port->iclk = clk_get(&dev->dev, "peripheral_clk"); - if (IS_ERR(sci_port->iclk)) { - dev_err(&dev->dev, "can't get iclk\n"); - return PTR_ERR(sci_port->iclk); - } - } - - /* - * The function clock is optional, ignore it if we can't - * find it. - */ - sci_port->fclk = clk_get(&dev->dev, "sci_fck"); - if (IS_ERR(sci_port->fclk)) - sci_port->fclk = NULL; - + sci_port->iclk = p->clk ? clk_get(&dev->dev, p->clk) : NULL; + sci_port->dclk = clk_get(&dev->dev, "peripheral_clk"); sci_port->enable = sci_clk_enable; sci_port->disable = sci_clk_disable; port->dev = &dev->dev; @@ -1620,7 +1609,6 @@ static int __devinit sci_init_single(struct platform_device *dev, #endif memcpy(&sci_port->irqs, &p->irqs, sizeof(p->irqs)); - return 0; } #ifdef CONFIG_SERIAL_SH_SCI_CONSOLE @@ -1770,11 +1758,8 @@ static int sci_remove(struct platform_device *dev) cpufreq_unregister_notifier(&priv->clk_nb, CPUFREQ_TRANSITION_NOTIFIER); spin_lock_irqsave(&priv->lock, flags); - list_for_each_entry(p, &priv->ports, node) { + list_for_each_entry(p, &priv->ports, node) uart_remove_one_port(&sci_uart_driver, &p->port); - clk_put(p->iclk); - clk_put(p->fclk); - } spin_unlock_irqrestore(&priv->lock, flags); kfree(priv); @@ -1800,9 +1785,7 @@ static int __devinit sci_probe_single(struct platform_device *dev, return 0; } - ret = sci_init_single(dev, sciport, index, p); - if (ret) - return ret; + sci_init_single(dev, sciport, index, p); ret = uart_add_one_port(&sci_uart_driver, &sciport->port); if (ret) diff --git a/trunk/drivers/sh/intc.c b/trunk/drivers/sh/intc.c index b8983fed76f5..3a5a17db9474 100644 --- a/trunk/drivers/sh/intc.c +++ b/trunk/drivers/sh/intc.c @@ -2,7 +2,7 @@ * Shared interrupt handling code for IPR and INTC2 types of IRQs. * * Copyright (C) 2007, 2008 Magnus Damm - * Copyright (C) 2009, 2010 Paul Mundt + * Copyright (C) 2009 Paul Mundt * * Based on intc2.c and ipr.c * @@ -26,7 +26,6 @@ #include #include #include -#include #define _INTC_MK(fn, mode, addr_e, addr_d, width, shift) \ ((shift) | ((width) << 5) | ((fn) << 9) | ((mode) << 13) | \ @@ -235,10 +234,6 @@ static inline void _intc_enable(unsigned int irq, unsigned long handle) unsigned int cpu; for (cpu = 0; cpu < SMP_NR(d, _INTC_ADDR_E(handle)); cpu++) { -#ifdef CONFIG_SMP - if (!cpumask_test_cpu(cpu, irq_to_desc(irq)->affinity)) - continue; -#endif addr = INTC_REG(d, _INTC_ADDR_E(handle), cpu); intc_enable_fns[_INTC_MODE(handle)](addr, handle, intc_reg_fns\ [_INTC_FN(handle)], irq); @@ -258,10 +253,6 @@ static void intc_disable(unsigned int irq) unsigned int cpu; for (cpu = 0; cpu < SMP_NR(d, _INTC_ADDR_D(handle)); cpu++) { -#ifdef CONFIG_SMP - if (!cpumask_test_cpu(cpu, irq_to_desc(irq)->affinity)) - continue; -#endif addr = INTC_REG(d, _INTC_ADDR_D(handle), cpu); intc_disable_fns[_INTC_MODE(handle)](addr, handle,intc_reg_fns\ [_INTC_FN(handle)], irq); @@ -310,23 +301,6 @@ static int intc_set_wake(unsigned int irq, unsigned int on) return 0; /* allow wakeup, but setup hardware in intc_suspend() */ } -#ifdef CONFIG_SMP -/* - * This is held with the irq desc lock held, so we don't require any - * additional locking here at the intc desc level. The affinity mask is - * later tested in the enable/disable paths. - */ -static int intc_set_affinity(unsigned int irq, const struct cpumask *cpumask) -{ - if (!cpumask_intersects(cpumask, cpu_online_mask)) - return -1; - - cpumask_copy(irq_to_desc(irq)->affinity, cpumask); - - return 0; -} -#endif - static void intc_mask_ack(unsigned int irq) { struct intc_desc_int *d = get_intc_desc(irq); @@ -869,9 +843,6 @@ void __init register_intc_controller(struct intc_desc *desc) d->chip.shutdown = intc_disable; d->chip.set_type = intc_set_sense; d->chip.set_wake = intc_set_wake; -#ifdef CONFIG_SMP - d->chip.set_affinity = intc_set_affinity; -#endif if (hw->ack_regs) { for (i = 0; i < hw->nr_ack_regs; i++)