diff options
Diffstat (limited to 'arch/sh/kernel/cpu/sh4')
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/Makefile | 12 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/clock-sh4-202.c | 4 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/clock-sh73180.c | 81 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/clock-sh7770.c | 73 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/clock-sh7780.c | 126 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/fpu.c | 25 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/probe.c | 28 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/setup-sh73180.c | 43 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/setup-sh7343.c | 43 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/setup-sh7750.c | 101 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/setup-sh7770.c | 53 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/setup-sh7780.c | 106 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/sq.c | 20 |
13 files changed, 148 insertions, 567 deletions
diff --git a/arch/sh/kernel/cpu/sh4/Makefile b/arch/sh/kernel/cpu/sh4/Makefile index 8dbf3895ece..19ca68c7188 100644 --- a/arch/sh/kernel/cpu/sh4/Makefile +++ b/arch/sh/kernel/cpu/sh4/Makefile @@ -2,7 +2,8 @@ # Makefile for the Linux/SuperH SH-4 backends. # -obj-y := ex.o probe.o +obj-y := ex.o probe.o common.o +common-y += $(addprefix ../sh3/, entry.o) obj-$(CONFIG_SH_FPU) += fpu.o obj-$(CONFIG_SH_STORE_QUEUES) += sq.o @@ -11,17 +12,12 @@ obj-$(CONFIG_SH_STORE_QUEUES) += sq.o obj-$(CONFIG_CPU_SUBTYPE_SH7750) += setup-sh7750.o obj-$(CONFIG_CPU_SUBTYPE_SH7751) += setup-sh7750.o obj-$(CONFIG_CPU_SUBTYPE_SH7760) += setup-sh7760.o -obj-$(CONFIG_CPU_SUBTYPE_SH7770) += setup-sh7770.o -obj-$(CONFIG_CPU_SUBTYPE_SH7780) += setup-sh7780.o -obj-$(CONFIG_CPU_SUBTYPE_SH73180) += setup-sh73180.o -obj-$(CONFIG_CPU_SUBTYPE_SH7343) += setup-sh7343.o obj-$(CONFIG_CPU_SUBTYPE_SH4_202) += setup-sh4-202.o # Primary on-chip clocks (common) +ifndef CONFIG_CPU_SH4A clock-$(CONFIG_CPU_SH4) := clock-sh4.o -clock-$(CONFIG_CPU_SUBTYPE_SH73180) := clock-sh73180.o -clock-$(CONFIG_CPU_SUBTYPE_SH7770) := clock-sh7770.o -clock-$(CONFIG_CPU_SUBTYPE_SH7780) := clock-sh7780.o +endif # Additional clocks by subtype clock-$(CONFIG_CPU_SUBTYPE_SH4_202) += clock-sh4-202.o diff --git a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c index bfdf5fe8d94..fa2019aabd7 100644 --- a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c +++ b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c @@ -97,7 +97,7 @@ static void shoc_clk_recalc(struct clk *clk) static int shoc_clk_verify_rate(struct clk *clk, unsigned long rate) { - struct clk *bclk = clk_get("bus_clk"); + struct clk *bclk = clk_get(NULL, "bus_clk"); unsigned long bclk_rate = clk_get_rate(bclk); clk_put(bclk); @@ -151,7 +151,7 @@ static struct clk *sh4202_onchip_clocks[] = { static int __init sh4202_clk_init(void) { - struct clk *clk = clk_get("master_clk"); + struct clk *clk = clk_get(NULL, "master_clk"); int i; for (i = 0; i < ARRAY_SIZE(sh4202_onchip_clocks); i++) { diff --git a/arch/sh/kernel/cpu/sh4/clock-sh73180.c b/arch/sh/kernel/cpu/sh4/clock-sh73180.c deleted file mode 100644 index 2fa5cb2ae68..00000000000 --- a/arch/sh/kernel/cpu/sh4/clock-sh73180.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4/clock-sh73180.c - * - * SH73180 support for the clock framework - * - * Copyright (C) 2005 Paul Mundt - * - * FRQCR parsing hacked out of arch/sh/kernel/time.c - * - * Copyright (C) 1999 Tetsuya Okada & Niibe Yutaka - * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> - * Copyright (C) 2002, 2003, 2004 Paul Mundt - * Copyright (C) 2002 M. R. Brown <mrbrown@linux-sh.org> - * - * 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. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <asm/clock.h> -#include <asm/freq.h> -#include <asm/io.h> - -/* - * SH73180 uses a common set of divisors, so this is quite simple.. - */ -static int divisors[] = { 1, 2, 3, 4, 6, 8, 12, 16 }; - -static void master_clk_init(struct clk *clk) -{ - clk->rate *= divisors[ctrl_inl(FRQCR) & 0x0007]; -} - -static struct clk_ops sh73180_master_clk_ops = { - .init = master_clk_init, -}; - -static void module_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) & 0x0007); - clk->rate = clk->parent->rate / divisors[idx]; -} - -static struct clk_ops sh73180_module_clk_ops = { - .recalc = module_clk_recalc, -}; - -static void bus_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) >> 12) & 0x0007; - clk->rate = clk->parent->rate / divisors[idx]; -} - -static struct clk_ops sh73180_bus_clk_ops = { - .recalc = bus_clk_recalc, -}; - -static void cpu_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) >> 20) & 0x0007; - clk->rate = clk->parent->rate / divisors[idx]; -} - -static struct clk_ops sh73180_cpu_clk_ops = { - .recalc = cpu_clk_recalc, -}; - -static struct clk_ops *sh73180_clk_ops[] = { - &sh73180_master_clk_ops, - &sh73180_module_clk_ops, - &sh73180_bus_clk_ops, - &sh73180_cpu_clk_ops, -}; - -void __init arch_init_clk_ops(struct clk_ops **ops, int idx) -{ - if (idx < ARRAY_SIZE(sh73180_clk_ops)) - *ops = sh73180_clk_ops[idx]; -} - diff --git a/arch/sh/kernel/cpu/sh4/clock-sh7770.c b/arch/sh/kernel/cpu/sh4/clock-sh7770.c deleted file mode 100644 index c8694bac647..00000000000 --- a/arch/sh/kernel/cpu/sh4/clock-sh7770.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4/clock-sh7770.c - * - * SH7770 support for the clock framework - * - * Copyright (C) 2005 Paul Mundt - * - * 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. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <asm/clock.h> -#include <asm/freq.h> -#include <asm/io.h> - -static int ifc_divisors[] = { 1, 1, 1, 1, 1, 1, 1, 1 }; -static int bfc_divisors[] = { 1, 1, 1, 1, 1, 8,12, 1 }; -static int pfc_divisors[] = { 1, 8, 1,10,12,16, 1, 1 }; - -static void master_clk_init(struct clk *clk) -{ - clk->rate *= pfc_divisors[(ctrl_inl(FRQCR) >> 28) & 0x000f]; -} - -static struct clk_ops sh7770_master_clk_ops = { - .init = master_clk_init, -}; - -static void module_clk_recalc(struct clk *clk) -{ - int idx = ((ctrl_inl(FRQCR) >> 28) & 0x000f); - clk->rate = clk->parent->rate / pfc_divisors[idx]; -} - -static struct clk_ops sh7770_module_clk_ops = { - .recalc = module_clk_recalc, -}; - -static void bus_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) & 0x000f); - clk->rate = clk->parent->rate / bfc_divisors[idx]; -} - -static struct clk_ops sh7770_bus_clk_ops = { - .recalc = bus_clk_recalc, -}; - -static void cpu_clk_recalc(struct clk *clk) -{ - int idx = ((ctrl_inl(FRQCR) >> 24) & 0x000f); - clk->rate = clk->parent->rate / ifc_divisors[idx]; -} - -static struct clk_ops sh7770_cpu_clk_ops = { - .recalc = cpu_clk_recalc, -}; - -static struct clk_ops *sh7770_clk_ops[] = { - &sh7770_master_clk_ops, - &sh7770_module_clk_ops, - &sh7770_bus_clk_ops, - &sh7770_cpu_clk_ops, -}; - -void __init arch_init_clk_ops(struct clk_ops **ops, int idx) -{ - if (idx < ARRAY_SIZE(sh7770_clk_ops)) - *ops = sh7770_clk_ops[idx]; -} - diff --git a/arch/sh/kernel/cpu/sh4/clock-sh7780.c b/arch/sh/kernel/cpu/sh4/clock-sh7780.c deleted file mode 100644 index 93ad367342c..00000000000 --- a/arch/sh/kernel/cpu/sh4/clock-sh7780.c +++ /dev/null @@ -1,126 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4/clock-sh7780.c - * - * SH7780 support for the clock framework - * - * Copyright (C) 2005 Paul Mundt - * - * 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. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <asm/clock.h> -#include <asm/freq.h> -#include <asm/io.h> - -static int ifc_divisors[] = { 2, 4 }; -static int bfc_divisors[] = { 1, 1, 1, 8, 12, 16, 24, 1 }; -static int pfc_divisors[] = { 1, 24, 24, 1 }; -static int cfc_divisors[] = { 1, 1, 4, 1, 6, 1, 1, 1 }; - -static void master_clk_init(struct clk *clk) -{ - clk->rate *= pfc_divisors[ctrl_inl(FRQCR) & 0x0003]; -} - -static struct clk_ops sh7780_master_clk_ops = { - .init = master_clk_init, -}; - -static void module_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) & 0x0003); - clk->rate = clk->parent->rate / pfc_divisors[idx]; -} - -static struct clk_ops sh7780_module_clk_ops = { - .recalc = module_clk_recalc, -}; - -static void bus_clk_recalc(struct clk *clk) -{ - int idx = ((ctrl_inl(FRQCR) >> 16) & 0x0007); - clk->rate = clk->parent->rate / bfc_divisors[idx]; -} - -static struct clk_ops sh7780_bus_clk_ops = { - .recalc = bus_clk_recalc, -}; - -static void cpu_clk_recalc(struct clk *clk) -{ - int idx = ((ctrl_inl(FRQCR) >> 24) & 0x0001); - clk->rate = clk->parent->rate / ifc_divisors[idx]; -} - -static struct clk_ops sh7780_cpu_clk_ops = { - .recalc = cpu_clk_recalc, -}; - -static struct clk_ops *sh7780_clk_ops[] = { - &sh7780_master_clk_ops, - &sh7780_module_clk_ops, - &sh7780_bus_clk_ops, - &sh7780_cpu_clk_ops, -}; - -void __init arch_init_clk_ops(struct clk_ops **ops, int idx) -{ - if (idx < ARRAY_SIZE(sh7780_clk_ops)) - *ops = sh7780_clk_ops[idx]; -} - -static void shyway_clk_recalc(struct clk *clk) -{ - int idx = ((ctrl_inl(FRQCR) >> 20) & 0x0007); - clk->rate = clk->parent->rate / cfc_divisors[idx]; -} - -static struct clk_ops sh7780_shyway_clk_ops = { - .recalc = shyway_clk_recalc, -}; - -static struct clk sh7780_shyway_clk = { - .name = "shyway_clk", - .flags = CLK_ALWAYS_ENABLED, - .ops = &sh7780_shyway_clk_ops, -}; - -/* - * Additional SH7780-specific on-chip clocks that aren't already part of the - * clock framework - */ -static struct clk *sh7780_onchip_clocks[] = { - &sh7780_shyway_clk, -}; - -static int __init sh7780_clk_init(void) -{ - struct clk *clk = clk_get("master_clk"); - int i; - - for (i = 0; i < ARRAY_SIZE(sh7780_onchip_clocks); i++) { - struct clk *clkp = sh7780_onchip_clocks[i]; - - clkp->parent = clk; - clk_register(clkp); - clk_enable(clkp); - } - - /* - * Now that we have the rest of the clocks registered, we need to - * force the parent clock to propagate so that these clocks will - * automatically figure out their rate. We cheat by handing the - * parent clock its current rate and forcing child propagation. - */ - clk_set_rate(clk, clk_get_rate(clk)); - - clk_put(clk); - - return 0; -} - -arch_initcall(sh7780_clk_init); - diff --git a/arch/sh/kernel/cpu/sh4/fpu.c b/arch/sh/kernel/cpu/sh4/fpu.c index f486c07e10e..7624677f662 100644 --- a/arch/sh/kernel/cpu/sh4/fpu.c +++ b/arch/sh/kernel/cpu/sh4/fpu.c @@ -282,11 +282,8 @@ ieee_fpe_handler (struct pt_regs *regs) grab_fpu(regs); restore_fpu(tsk); set_tsk_thread_flag(tsk, TIF_USEDFPU); - } else { - tsk->thread.trap_no = 11; - tsk->thread.error_code = 0; + } else force_sig(SIGFPE, tsk); - } regs->pc = nextpc; return 1; @@ -296,29 +293,29 @@ ieee_fpe_handler (struct pt_regs *regs) } asmlinkage void -do_fpu_error(unsigned long r4, unsigned long r5, unsigned long r6, unsigned long r7, - struct pt_regs regs) +do_fpu_error(unsigned long r4, unsigned long r5, unsigned long r6, + unsigned long r7, struct pt_regs __regs) { + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); struct task_struct *tsk = current; - if (ieee_fpe_handler (®s)) + if (ieee_fpe_handler(regs)) return; - regs.pc += 2; - save_fpu(tsk, ®s); - tsk->thread.trap_no = 11; - tsk->thread.error_code = 0; + regs->pc += 2; + save_fpu(tsk, regs); force_sig(SIGFPE, tsk); } asmlinkage void do_fpu_state_restore(unsigned long r4, unsigned long r5, unsigned long r6, - unsigned long r7, struct pt_regs regs) + unsigned long r7, struct pt_regs __regs) { + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); struct task_struct *tsk = current; - grab_fpu(®s); - if (!user_mode(®s)) { + grab_fpu(regs); + if (!user_mode(regs)) { printk(KERN_ERR "BUG: FPU is used in kernel mode.\n"); return; } diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index c294de1e14a..9031a22a2ce 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -79,16 +79,16 @@ int __init detect_cpu_and_cache_system(void) case 0x205: cpu_data->type = CPU_SH7750; cpu_data->flags |= CPU_HAS_P2_FLUSH_BUG | CPU_HAS_FPU | - CPU_HAS_PERF_COUNTER | CPU_HAS_PTEA; + CPU_HAS_PERF_COUNTER; break; case 0x206: cpu_data->type = CPU_SH7750S; cpu_data->flags |= CPU_HAS_P2_FLUSH_BUG | CPU_HAS_FPU | - CPU_HAS_PERF_COUNTER | CPU_HAS_PTEA; + CPU_HAS_PERF_COUNTER; break; case 0x1100: cpu_data->type = CPU_SH7751; - cpu_data->flags |= CPU_HAS_FPU | CPU_HAS_PTEA; + cpu_data->flags |= CPU_HAS_FPU; break; case 0x2000: cpu_data->type = CPU_SH73180; @@ -119,30 +119,38 @@ int __init detect_cpu_and_cache_system(void) break; case 0x3000: case 0x3003: + case 0x3009: cpu_data->type = CPU_SH7343; cpu_data->icache.ways = 4; cpu_data->dcache.ways = 4; cpu_data->flags |= CPU_HAS_LLSC; break; + case 0x3008: + if (prr == 0xa0) { + cpu_data->type = CPU_SH7722; + cpu_data->icache.ways = 4; + cpu_data->dcache.ways = 4; + cpu_data->flags |= CPU_HAS_LLSC; + } + break; case 0x8000: cpu_data->type = CPU_ST40RA; - cpu_data->flags |= CPU_HAS_FPU | CPU_HAS_PTEA; + cpu_data->flags |= CPU_HAS_FPU; break; case 0x8100: cpu_data->type = CPU_ST40GX1; - cpu_data->flags |= CPU_HAS_FPU | CPU_HAS_PTEA; + cpu_data->flags |= CPU_HAS_FPU; break; case 0x700: cpu_data->type = CPU_SH4_501; cpu_data->icache.ways = 2; cpu_data->dcache.ways = 2; - cpu_data->flags |= CPU_HAS_PTEA; break; case 0x600: cpu_data->type = CPU_SH4_202; cpu_data->icache.ways = 2; cpu_data->dcache.ways = 2; - cpu_data->flags |= CPU_HAS_FPU | CPU_HAS_PTEA; + cpu_data->flags |= CPU_HAS_FPU; break; case 0x500 ... 0x501: switch (prr) { @@ -160,7 +168,7 @@ int __init detect_cpu_and_cache_system(void) cpu_data->icache.ways = 2; cpu_data->dcache.ways = 2; - cpu_data->flags |= CPU_HAS_FPU | CPU_HAS_PTEA; + cpu_data->flags |= CPU_HAS_FPU; break; default: @@ -173,6 +181,10 @@ int __init detect_cpu_and_cache_system(void) cpu_data->dcache.ways = 1; #endif +#ifdef CONFIG_CPU_HAS_PTEA + cpu_data->flags |= CPU_HAS_PTEA; +#endif + /* * On anything that's not a direct-mapped cache, look to the CVR * for I/D-cache specifics. diff --git a/arch/sh/kernel/cpu/sh4/setup-sh73180.c b/arch/sh/kernel/cpu/sh4/setup-sh73180.c deleted file mode 100644 index cc9ea1e2e5d..00000000000 --- a/arch/sh/kernel/cpu/sh4/setup-sh73180.c +++ /dev/null @@ -1,43 +0,0 @@ -/* - * SH73180 Setup - * - * Copyright (C) 2006 Paul Mundt - * - * 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. - */ -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/serial.h> -#include <asm/sci.h> - -static struct plat_sci_port sci_platform_data[] = { - { - .mapbase = 0xffe80000, - .flags = UPF_BOOT_AUTOCONF, - .type = PORT_SCIF, - .irqs = { 80, 81, 83, 82 }, - }, { - .flags = 0, - } -}; - -static struct platform_device sci_device = { - .name = "sh-sci", - .id = -1, - .dev = { - .platform_data = sci_platform_data, - }, -}; - -static struct platform_device *sh73180_devices[] __initdata = { - &sci_device, -}; - -static int __init sh73180_devices_setup(void) -{ - return platform_add_devices(sh73180_devices, - ARRAY_SIZE(sh73180_devices)); -} -__initcall(sh73180_devices_setup); diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7343.c b/arch/sh/kernel/cpu/sh4/setup-sh7343.c deleted file mode 100644 index 91d61cf91ba..00000000000 --- a/arch/sh/kernel/cpu/sh4/setup-sh7343.c +++ /dev/null @@ -1,43 +0,0 @@ -/* - * SH7343 Setup - * - * Copyright (C) 2006 Paul Mundt - * - * 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. - */ -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/serial.h> -#include <asm/sci.h> - -static struct plat_sci_port sci_platform_data[] = { - { - .mapbase = 0xffe00000, - .flags = UPF_BOOT_AUTOCONF, - .type = PORT_SCIF, - .irqs = { 80, 81, 83, 82 }, - }, { - .flags = 0, - } -}; - -static struct platform_device sci_device = { - .name = "sh-sci", - .id = -1, - .dev = { - .platform_data = sci_platform_data, - }, -}; - -static struct platform_device *sh7343_devices[] __initdata = { - &sci_device, -}; - -static int __init sh7343_devices_setup(void) -{ - return platform_add_devices(sh7343_devices, - ARRAY_SIZE(sh7343_devices)); -} -__initcall(sh7343_devices_setup); diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c index 50812d57c1c..cbac27634c0 100644 --- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c +++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c @@ -2,6 +2,7 @@ * SH7750/SH7751 Setup * * Copyright (C) 2006 Paul Mundt + * Copyright (C) 2006 Jamie Lenehan * * 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 @@ -10,8 +11,39 @@ #include <linux/platform_device.h> #include <linux/init.h> #include <linux/serial.h> +#include <linux/io.h> #include <asm/sci.h> +static struct resource rtc_resources[] = { + [0] = { + .start = 0xffc80000, + .end = 0xffc80000 + 0x58 - 1, + .flags = IORESOURCE_IO, + }, + [1] = { + /* Period IRQ */ + .start = 21, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* Carry IRQ */ + .start = 22, + .flags = IORESOURCE_IRQ, + }, + [3] = { + /* Alarm IRQ */ + .start = 20, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device rtc_device = { + .name = "sh-rtc", + .id = -1, + .num_resources = ARRAY_SIZE(rtc_resources), + .resource = rtc_resources, +}; + static struct plat_sci_port sci_platform_data[] = { { .mapbase = 0xffe00000, @@ -37,6 +69,7 @@ static struct platform_device sci_device = { }; static struct platform_device *sh7750_devices[] __initdata = { + &rtc_device, &sci_device, }; @@ -46,3 +79,71 @@ static int __init sh7750_devices_setup(void) ARRAY_SIZE(sh7750_devices)); } __initcall(sh7750_devices_setup); + +static struct ipr_data sh7750_ipr_map[] = { + /* IRQ, IPR-idx, shift, priority */ + { 16, 0, 12, 2 }, /* TMU0 TUNI*/ + { 17, 0, 12, 2 }, /* TMU1 TUNI */ + { 18, 0, 4, 2 }, /* TMU2 TUNI */ + { 19, 0, 4, 2 }, /* TMU2 TIPCI */ + { 27, 1, 12, 2 }, /* WDT ITI */ + { 20, 0, 0, 2 }, /* RTC ATI (alarm) */ + { 21, 0, 0, 2 }, /* RTC PRI (period) */ + { 22, 0, 0, 2 }, /* RTC CUI (carry) */ + { 23, 1, 4, 3 }, /* SCI ERI */ + { 24, 1, 4, 3 }, /* SCI RXI */ + { 25, 1, 4, 3 }, /* SCI TXI */ + { 40, 2, 4, 3 }, /* SCIF ERI */ + { 41, 2, 4, 3 }, /* SCIF RXI */ + { 42, 2, 4, 3 }, /* SCIF BRI */ + { 43, 2, 4, 3 }, /* SCIF TXI */ + { 34, 2, 8, 7 }, /* DMAC DMTE0 */ + { 35, 2, 8, 7 }, /* DMAC DMTE1 */ + { 36, 2, 8, 7 }, /* DMAC DMTE2 */ + { 37, 2, 8, 7 }, /* DMAC DMTE3 */ + { 28, 2, 8, 7 }, /* DMAC DMAE */ +}; + +static struct ipr_data sh7751_ipr_map[] = { + { 44, 2, 8, 7 }, /* DMAC DMTE4 */ + { 45, 2, 8, 7 }, /* DMAC DMTE5 */ + { 46, 2, 8, 7 }, /* DMAC DMTE6 */ + { 47, 2, 8, 7 }, /* DMAC DMTE7 */ + /* The following use INTC_INPRI00 for masking, which is a 32-bit + register, not a 16-bit register like the IPRx registers, so it + would need special support */ + /*{ 72, INTPRI00, 8, ? },*/ /* TMU3 TUNI */ + /*{ 76, INTPRI00, 12, ? },*/ /* TMU4 TUNI */ +}; + +static unsigned long ipr_offsets[] = { + 0xffd00004UL, /* 0: IPRA */ + 0xffd00008UL, /* 1: IPRB */ + 0xffd0000cUL, /* 2: IPRC */ + 0xffd00010UL, /* 3: IPRD */ +}; + +/* given the IPR index return the address of the IPR register */ +unsigned int map_ipridx_to_addr(int idx) +{ + if (idx >= ARRAY_SIZE(ipr_offsets)) + return 0; + return ipr_offsets[idx]; +} + +#define INTC_ICR 0xffd00000UL +#define INTC_ICR_IRLM (1<<7) + +/* enable individual interrupt mode for external interupts */ +void ipr_irq_enable_irlm(void) +{ + ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR); +} + +void __init init_IRQ_ipr() +{ + make_ipr_irq(sh7750_ipr_map, ARRAY_SIZE(sh7750_ipr_map)); +#ifdef CONFIG_CPU_SUBTYPE_SH7751 + make_ipr_irq(sh7751_ipr_map, ARRAY_SIZE(sh7751_ipr_map)); +#endif +} diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7770.c b/arch/sh/kernel/cpu/sh4/setup-sh7770.c deleted file mode 100644 index 6a04cc5f5ac..00000000000 --- a/arch/sh/kernel/cpu/sh4/setup-sh7770.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * SH7770 Setup - * - * Copyright (C) 2006 Paul Mundt - * - * 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. - */ -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/serial.h> -#include <asm/sci.h> - -static struct plat_sci_port sci_platform_data[] = { - { - .mapbase = 0xff923000, - .flags = UPF_BOOT_AUTOCONF, - .type = PORT_SCIF, - .irqs = { 61, 61, 61, 61 }, - }, { - .mapbase = 0xff924000, - .flags = UPF_BOOT_AUTOCONF, - .type = PORT_SCIF, - .irqs = { 62, 62, 62, 62 }, - }, { - .mapbase = 0xff925000, - .flags = UPF_BOOT_AUTOCONF, - .type = PORT_SCIF, - .irqs = { 63, 63, 63, 63 }, - }, { - .flags = 0, - } -}; - -static struct platform_device sci_device = { - .name = "sh-sci", - .id = -1, - .dev = { - .platform_data = sci_platform_data, - }, -}; - -static struct platform_device *sh7770_devices[] __initdata = { - &sci_device, -}; - -static int __init sh7770_devices_setup(void) -{ - return platform_add_devices(sh7770_devices, - ARRAY_SIZE(sh7770_devices)); -} -__initcall(sh7770_devices_setup); diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7780.c b/arch/sh/kernel/cpu/sh4/setup-sh7780.c deleted file mode 100644 index 814ddb22653..00000000000 --- a/arch/sh/kernel/cpu/sh4/setup-sh7780.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * SH7780 Setup - * - * Copyright (C) 2006 Paul Mundt - * - * 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. - */ -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/serial.h> -#include <asm/sci.h> - -static struct resource rtc_resources[] = { - [0] = { - .start = 0xffe80000, - .end = 0xffe80000 + 0x58 - 1, - .flags = IORESOURCE_IO, - }, - [1] = { - /* Period IRQ */ - .start = 21, - .flags = IORESOURCE_IRQ, - }, - [2] = { - /* Carry IRQ */ - .start = 22, - .flags = IORESOURCE_IRQ, - }, - [3] = { - /* Alarm IRQ */ - .start = 23, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device rtc_device = { - .name = "sh-rtc", - .id = -1, - .num_resources = ARRAY_SIZE(rtc_resources), - .resource = rtc_resources, -}; - -static struct plat_sci_port sci_platform_data[] = { - { - .mapbase = 0xffe00000, - .flags = UPF_BOOT_AUTOCONF, - .type = PORT_SCIF, - .irqs = { 40, 41, 43, 42 }, - }, { - .mapbase = 0xffe10000, - .flags = UPF_BOOT_AUTOCONF, - .type = PORT_SCIF, - .irqs = { 76, 77, 79, 78 }, - }, { - .flags = 0, - } -}; - -static struct platform_device sci_device = { - .name = "sh-sci", - .id = -1, - .dev = { - .platform_data = sci_platform_data, - }, -}; - -static struct platform_device *sh7780_devices[] __initdata = { - &rtc_device, - &sci_device, -}; - -static int __init sh7780_devices_setup(void) -{ - return platform_add_devices(sh7780_devices, - ARRAY_SIZE(sh7780_devices)); -} -__initcall(sh7780_devices_setup); - -static struct intc2_data intc2_irq_table[] = { - { TIMER_IRQ, 0, 24, 0, INTC_TMU0_MSK, 2 }, - { 21, 1, 0, 0, INTC_RTC_MSK, TIMER_PRIORITY }, - { 22, 1, 1, 0, INTC_RTC_MSK, TIMER_PRIORITY }, - { 23, 1, 2, 0, INTC_RTC_MSK, TIMER_PRIORITY }, - { SCIF0_ERI_IRQ, 8, 24, 0, INTC_SCIF0_MSK, SCIF0_PRIORITY }, - { SCIF0_RXI_IRQ, 8, 24, 0, INTC_SCIF0_MSK, SCIF0_PRIORITY }, - { SCIF0_BRI_IRQ, 8, 24, 0, INTC_SCIF0_MSK, SCIF0_PRIORITY }, - { SCIF0_TXI_IRQ, 8, 24, 0, INTC_SCIF0_MSK, SCIF0_PRIORITY }, - - { SCIF1_ERI_IRQ, 8, 16, 0, INTC_SCIF1_MSK, SCIF1_PRIORITY }, - { SCIF1_RXI_IRQ, 8, 16, 0, INTC_SCIF1_MSK, SCIF1_PRIORITY }, - { SCIF1_BRI_IRQ, 8, 16, 0, INTC_SCIF1_MSK, SCIF1_PRIORITY }, - { SCIF1_TXI_IRQ, 8, 16, 0, INTC_SCIF1_MSK, SCIF1_PRIORITY }, - - { PCIC0_IRQ, 0x10, 8, 0, INTC_PCIC0_MSK, PCIC0_PRIORITY }, - { PCIC1_IRQ, 0x10, 0, 0, INTC_PCIC1_MSK, PCIC1_PRIORITY }, - { PCIC2_IRQ, 0x14, 24, 0, INTC_PCIC2_MSK, PCIC2_PRIORITY }, - { PCIC3_IRQ, 0x14, 16, 0, INTC_PCIC3_MSK, PCIC3_PRIORITY }, - { PCIC4_IRQ, 0x14, 8, 0, INTC_PCIC4_MSK, PCIC4_PRIORITY }, -}; - -void __init init_IRQ_intc2(void) -{ - make_intc2_irq(intc2_irq_table, ARRAY_SIZE(intc2_irq_table)); -} diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c index 7bcc73f9b8d..d7fff752e56 100644 --- a/arch/sh/kernel/cpu/sh4/sq.c +++ b/arch/sh/kernel/cpu/sh4/sq.c @@ -19,7 +19,7 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/mm.h> -#include <asm/io.h> +#include <linux/io.h> #include <asm/page.h> #include <asm/cacheflush.h> #include <asm/cpu/sq.h> @@ -38,7 +38,7 @@ struct sq_mapping { static struct sq_mapping *sq_mapping_list; static DEFINE_SPINLOCK(sq_mapping_lock); -static kmem_cache_t *sq_cache; +static struct kmem_cache *sq_cache; static unsigned long *sq_bitmap; #define store_queue_barrier() \ @@ -67,6 +67,7 @@ void sq_flush_range(unsigned long start, unsigned int len) /* Wait for completion */ store_queue_barrier(); } +EXPORT_SYMBOL(sq_flush_range); static inline void sq_mapping_list_add(struct sq_mapping *map) { @@ -110,8 +111,9 @@ static int __sq_remap(struct sq_mapping *map, unsigned long flags) vma->phys_addr = map->addr; - if (remap_area_pages((unsigned long)vma->addr, vma->phys_addr, - map->size, flags)) { + if (ioremap_page_range((unsigned long)vma->addr, + (unsigned long)vma->addr + map->size, + vma->phys_addr, __pgprot(flags))) { vunmap(vma->addr); return -EAGAIN; } @@ -166,7 +168,7 @@ unsigned long sq_remap(unsigned long phys, unsigned int size, map->size = size; map->name = name; - page = bitmap_find_free_region(sq_bitmap, 0x04000000, + page = bitmap_find_free_region(sq_bitmap, 0x04000000 >> PAGE_SHIFT, get_order(map->size)); if (unlikely(page < 0)) { ret = -ENOSPC; @@ -175,7 +177,7 @@ unsigned long sq_remap(unsigned long phys, unsigned int size, map->sq_addr = P4SEG_STORE_QUE + (page << PAGE_SHIFT); - ret = __sq_remap(map, flags); + ret = __sq_remap(map, pgprot_val(PAGE_KERNEL_NOCACHE) | flags); if (unlikely(ret != 0)) goto out; @@ -193,6 +195,7 @@ out: kmem_cache_free(sq_cache, map); return ret; } +EXPORT_SYMBOL(sq_remap); /** * sq_unmap - Unmap a Store Queue allocation @@ -234,6 +237,7 @@ void sq_unmap(unsigned long vaddr) kmem_cache_free(sq_cache, map); } +EXPORT_SYMBOL(sq_unmap); /* * Needlessly complex sysfs interface. Unfortunately it doesn't seem like @@ -402,7 +406,3 @@ module_exit(sq_api_exit); MODULE_AUTHOR("Paul Mundt <lethal@linux-sh.org>, M. R. Brown <mrbrown@0xd6.org>"); MODULE_DESCRIPTION("Simple API for SH-4 integrated Store Queues"); MODULE_LICENSE("GPL"); - -EXPORT_SYMBOL(sq_remap); -EXPORT_SYMBOL(sq_unmap); -EXPORT_SYMBOL(sq_flush_range); |