diff options
Diffstat (limited to 'arch/mips')
26 files changed, 399 insertions, 275 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index a00fabe..5c863bc 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -117,9 +117,9 @@ config MACH_JAZZ select ARC32 select ARCH_MAY_HAVE_PC_FDC select GENERIC_ISA_DMA - select I8253 select I8259 select ISA + select PCSPEAKER select SYS_HAS_CPU_R4X00 select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL @@ -347,9 +347,9 @@ config QEMU select DMA_COHERENT select GENERIC_ISA_DMA select HAVE_STD_PC_SERIAL_PORT - select I8253 select I8259 select ISA + select PCSPEAKER select SWAP_IO_SPACE select SYS_HAS_CPU_MIPS32_R1 select SYS_SUPPORTS_32BIT_KERNEL @@ -562,9 +562,9 @@ config SNI_RM select HW_HAS_EISA select HW_HAS_PCI select IRQ_CPU - select I8253 select I8259 select ISA + select PCSPEAKER select SWAP_IO_SPACE if CPU_BIG_ENDIAN select SYS_HAS_CPU_R4X00 select SYS_HAS_CPU_R5000 @@ -1404,6 +1404,19 @@ config MIPS_MT_SMTC_INSTANT_REPLAY it off), but ensures that IPIs are handled promptly even under heavy I/O interrupt load. +config MIPS_MT_SMTC_IM_BACKSTOP + bool "Use per-TC register bits as backstop for inhibited IM bits" + depends on MIPS_MT_SMTC + default y + help + To support multiple TC microthreads acting as "CPUs" within + a VPE, VPE-wide interrupt mask bits must be specially manipulated + during interrupt handling. To support legacy drivers and interrupt + controller management code, SMTC has a "backstop" to track and + if necessary restore the interrupt mask. This has some performance + impact on interrupt service overhead. Disable it only if you know + what you are doing. + config MIPS_VPE_LOADER_TOM bool "Load VPE program into memory hidden from linux" depends on MIPS_VPE_LOADER @@ -1851,7 +1864,7 @@ config MMU bool default y -config I8253 +config PCSPEAKER bool source "drivers/pcmcia/Kconfig" diff --git a/arch/mips/au1000/common/setup.c b/arch/mips/au1000/common/setup.c index 13fe187..fdf2b85 100644 --- a/arch/mips/au1000/common/setup.c +++ b/arch/mips/au1000/common/setup.c @@ -100,9 +100,6 @@ void __init plat_mem_setup(void) argptr = prom_getcmdline(); /* default panel */ /*strcat(argptr, " video=au1100fb:panel:Sharp_320x240_16");*/ -#ifdef CONFIG_MIPS_HYDROGEN3 - strcat(argptr, " video=au1100fb:panel:Hydrogen_3_NEC_panel_320x240,nohwcursor"); -#endif } #endif diff --git a/arch/mips/configs/jazz_defconfig b/arch/mips/configs/jazz_defconfig index dd04eece..8a0b4ac 100644 --- a/arch/mips/configs/jazz_defconfig +++ b/arch/mips/configs/jazz_defconfig @@ -241,7 +241,7 @@ CONFIG_DEFAULT_IOSCHED="anticipatory" # CONFIG_ISA=y CONFIG_MMU=y -CONFIG_I8253=y +CONFIG_PCSPEAKER=y # # PCCARD (PCMCIA/CardBus) support diff --git a/arch/mips/configs/qemu_defconfig b/arch/mips/configs/qemu_defconfig index 6cca105..703de00 100644 --- a/arch/mips/configs/qemu_defconfig +++ b/arch/mips/configs/qemu_defconfig @@ -221,7 +221,7 @@ CONFIG_DEFAULT_IOSCHED="noop" # CONFIG_ISA=y CONFIG_MMU=y -CONFIG_I8253=y +CONFIG_PCSPEAKER=y # # PCCARD (PCMCIA/CardBus) support diff --git a/arch/mips/configs/rm200_defconfig b/arch/mips/configs/rm200_defconfig index 1a67a85..a5dc5cb 100644 --- a/arch/mips/configs/rm200_defconfig +++ b/arch/mips/configs/rm200_defconfig @@ -251,7 +251,7 @@ CONFIG_PCI=y CONFIG_ISA=y # CONFIG_EISA is not set CONFIG_MMU=y -CONFIG_I8253=y +CONFIG_PCSPEAKER=y # # PCCARD (PCMCIA/CardBus) support diff --git a/arch/mips/configs/yosemite_defconfig b/arch/mips/configs/yosemite_defconfig index f1cdb12..f342d8c 100644 --- a/arch/mips/configs/yosemite_defconfig +++ b/arch/mips/configs/yosemite_defconfig @@ -592,8 +592,6 @@ CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set # CONFIG_RTC is not set -CONFIG_GEN_RTC=y -CONFIG_GEN_RTC_X=y # CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index 961594c..5c8085b 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -63,7 +63,7 @@ obj-$(CONFIG_PROC_FS) += proc.o obj-$(CONFIG_64BIT) += cpu-bugs64.o -obj-$(CONFIG_I8253) += i8253.o +obj-$(CONFIG_PCSPEAKER) += pcspeaker.o obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S index 686249c..e29598a 100644 --- a/arch/mips/kernel/entry.S +++ b/arch/mips/kernel/entry.S @@ -84,6 +84,7 @@ FEXPORT(restore_all) # restore full frame LONG_S sp, TI_REGS($28) jal deferred_smtc_ipi LONG_S s0, TI_REGS($28) +#ifdef CONFIG_MIPS_MT_SMTC_IM_BACKSTOP /* Re-arm any temporarily masked interrupts not explicitly "acked" */ mfc0 v0, CP0_TCSTATUS ori v1, v0, TCSTATUS_IXMT @@ -110,6 +111,7 @@ FEXPORT(restore_all) # restore full frame _ehb xor t0, t0, t3 mtc0 t0, CP0_TCCONTEXT +#endif /* CONFIG_MIPS_MT_SMTC_IM_BACKSTOP */ #endif /* CONFIG_MIPS_MT_SMTC */ .set noat RESTORE_TEMP diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S index 297bd56..c0f19d6 100644 --- a/arch/mips/kernel/genex.S +++ b/arch/mips/kernel/genex.S @@ -243,9 +243,11 @@ NESTED(except_vec_vi_handler, 0, sp) */ mfc0 t1, CP0_STATUS and t0, a0, t1 +#ifdef CONFIG_MIPS_MT_SMTC_IM_BACKSTOP mfc0 t2, CP0_TCCONTEXT or t0, t0, t2 mtc0 t0, CP0_TCCONTEXT +#endif /* CONFIG_MIPS_MT_SMTC_IM_BACKSTOP */ xor t1, t1, t0 mtc0 t1, CP0_STATUS _ehb diff --git a/arch/mips/kernel/i8253.c b/arch/mips/kernel/pcspeaker.c index 475df69..475df69 100644 --- a/arch/mips/kernel/i8253.c +++ b/arch/mips/kernel/pcspeaker.c diff --git a/arch/mips/kernel/r4k_switch.S b/arch/mips/kernel/r4k_switch.S index 0672959..d9bfae5 100644 --- a/arch/mips/kernel/r4k_switch.S +++ b/arch/mips/kernel/r4k_switch.S @@ -85,12 +85,7 @@ move $28, a2 cpu_restore_nonscratch a1 -#if (_THREAD_SIZE - 32) < 0x10000 - PTR_ADDIU t0, $28, _THREAD_SIZE - 32 -#else - PTR_LI t0, _THREAD_SIZE - 32 - PTR_ADDU t0, $28 -#endif + PTR_ADDU t0, $28, _THREAD_SIZE - 32 set_saved_sp t0, t1, t2 #ifdef CONFIG_MIPS_MT_SMTC /* Read-modify-writes of Status must be atomic on a VPE */ diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 80ea4fa..5e9fa83 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -373,7 +373,7 @@ asmlinkage void do_be(struct pt_regs *regs) action = MIPS_BE_FIXUP; if (board_be_handler) - action = board_be_handler(regs, fixup != 0); + action = board_be_handler(regs, fixup != NULL); switch (action) { case MIPS_BE_DISCARD: diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c index 1a4db7d..465ff0e 100644 --- a/arch/mips/lib/dump_tlb.c +++ b/arch/mips/lib/dump_tlb.c @@ -10,6 +10,7 @@ #include <asm/mipsregs.h> #include <asm/page.h> #include <asm/pgtable.h> +#include <asm/tlbdebug.h> static inline const char *msk2str(unsigned int mask) { diff --git a/arch/mips/lib/r3k_dump_tlb.c b/arch/mips/lib/r3k_dump_tlb.c index 52f8779..9cee907 100644 --- a/arch/mips/lib/r3k_dump_tlb.c +++ b/arch/mips/lib/r3k_dump_tlb.c @@ -11,6 +11,7 @@ #include <asm/mipsregs.h> #include <asm/page.h> #include <asm/pgtable.h> +#include <asm/tlbdebug.h> extern int r3k_have_wired_reg; /* defined in tlb-r3k.c */ diff --git a/arch/mips/lib/uncached.c b/arch/mips/lib/uncached.c index 2388f7f..58d14f4 100644 --- a/arch/mips/lib/uncached.c +++ b/arch/mips/lib/uncached.c @@ -12,6 +12,7 @@ #include <asm/addrspace.h> #include <asm/bug.h> +#include <asm/cacheflush.h> #ifndef CKSEG2 #define CKSEG2 CKSSEG diff --git a/arch/mips/mipssim/sim_int.c b/arch/mips/mipssim/sim_int.c index d86b372..5cbc350 100644 --- a/arch/mips/mipssim/sim_int.c +++ b/arch/mips/mipssim/sim_int.c @@ -77,7 +77,7 @@ asmlinkage void plat_irq_dispatch(void) irq = irq_ffs(pending); if (irq > 0) - do_IRQ(MIPSCPU_INT_BASE + irq); + do_IRQ(MIPS_CPU_IRQ_BASE + irq); else spurious_interrupt(); } diff --git a/arch/mips/mipssim/sim_setup.c b/arch/mips/mipssim/sim_setup.c index 3643582..60e6690 100644 --- a/arch/mips/mipssim/sim_setup.c +++ b/arch/mips/mipssim/sim_setup.c @@ -84,7 +84,7 @@ static void __init serial_init(void) /* hardware int 4 - the serial int, is CPU int 6 but poll for now */ s.irq = 0; - s.uartclk = BASE_BAUD * 16; + s.uartclk = 1843200; s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST; s.iotype = UPIO_PORT; s.regshift = 0; diff --git a/arch/mips/mipssim/sim_time.c b/arch/mips/mipssim/sim_time.c index 874a18e..a0f5a5d 100644 --- a/arch/mips/mipssim/sim_time.c +++ b/arch/mips/mipssim/sim_time.c @@ -5,7 +5,6 @@ #include <linux/spinlock.h> #include <linux/interrupt.h> #include <linux/mc146818rtc.h> -#include <linux/mipsregs.h> #include <linux/smp.h> #include <linux/timex.h> diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 8108231..99d8f4f 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -269,7 +269,7 @@ void __devinit pcibios_fixup_bus(struct pci_bus *bus) } for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) { - struct pci_dev *dev = pci_dev_b(ln); + dev = pci_dev_b(ln); if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI) pcibios_fixup_device_resources(dev, bus); diff --git a/arch/mips/sibyte/swarm/time.c b/arch/mips/sibyte/swarm/time.c deleted file mode 100644 index 97c73c7..0000000 --- a/arch/mips/sibyte/swarm/time.c +++ /dev/null @@ -1,244 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Broadcom Corporation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -/* - * Time routines for the swarm board. We pass all the hard stuff - * through to the sb1250 handling code. Only thing we really keep - * track of here is what time of day we think it is. And we don't - * really even do a good job of that... - */ - - -#include <linux/bcd.h> -#include <linux/init.h> -#include <linux/time.h> -#include <linux/sched.h> -#include <linux/spinlock.h> -#include <asm/system.h> -#include <asm/addrspace.h> -#include <asm/io.h> - -#include <asm/sibyte/sb1250.h> -#include <asm/sibyte/sb1250_regs.h> -#include <asm/sibyte/sb1250_smbus.h> - -static unsigned long long sec_bias = 0; -static unsigned int usec_bias = 0; - -/* Xicor 1241 definitions */ - -/* - * Register bits - */ - -#define X1241REG_SR_BAT 0x80 /* currently on battery power */ -#define X1241REG_SR_RWEL 0x04 /* r/w latch is enabled, can write RTC */ -#define X1241REG_SR_WEL 0x02 /* r/w latch is unlocked, can enable r/w now */ -#define X1241REG_SR_RTCF 0x01 /* clock failed */ -#define X1241REG_BL_BP2 0x80 /* block protect 2 */ -#define X1241REG_BL_BP1 0x40 /* block protect 1 */ -#define X1241REG_BL_BP0 0x20 /* block protect 0 */ -#define X1241REG_BL_WD1 0x10 -#define X1241REG_BL_WD0 0x08 -#define X1241REG_HR_MIL 0x80 /* military time format */ - -/* - * Register numbers - */ - -#define X1241REG_BL 0x10 /* block protect bits */ -#define X1241REG_INT 0x11 /* */ -#define X1241REG_SC 0x30 /* Seconds */ -#define X1241REG_MN 0x31 /* Minutes */ -#define X1241REG_HR 0x32 /* Hours */ -#define X1241REG_DT 0x33 /* Day of month */ -#define X1241REG_MO 0x34 /* Month */ -#define X1241REG_YR 0x35 /* Year */ -#define X1241REG_DW 0x36 /* Day of Week */ -#define X1241REG_Y2K 0x37 /* Year 2K */ -#define X1241REG_SR 0x3F /* Status register */ - -#define X1241_CCR_ADDRESS 0x6F - -#define SMB_CSR(reg) (IOADDR(A_SMB_REGISTER(1, reg))) - -static int xicor_read(uint8_t addr) -{ - while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) - ; - - __raw_writeq((addr >> 8) & 0x7, SMB_CSR(R_SMB_CMD)); - __raw_writeq(addr & 0xff, SMB_CSR(R_SMB_DATA)); - __raw_writeq(V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_WR2BYTE, - SMB_CSR(R_SMB_START)); - - while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) - ; - - __raw_writeq(V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_RD1BYTE, - SMB_CSR(R_SMB_START)); - - while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) - ; - - if (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_ERROR) { - /* Clear error bit by writing a 1 */ - __raw_writeq(M_SMB_ERROR, SMB_CSR(R_SMB_STATUS)); - return -1; - } - - return (__raw_readq(SMB_CSR(R_SMB_DATA)) & 0xff); -} - -static int xicor_write(uint8_t addr, int b) -{ - while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) - ; - - __raw_writeq(addr, SMB_CSR(R_SMB_CMD)); - __raw_writeq((addr & 0xff) | ((b & 0xff) << 8), SMB_CSR(R_SMB_DATA)); - __raw_writeq(V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_WR3BYTE, - SMB_CSR(R_SMB_START)); - - while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) - ; - - if (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_ERROR) { - /* Clear error bit by writing a 1 */ - __raw_writeq(M_SMB_ERROR, SMB_CSR(R_SMB_STATUS)); - return -1; - } else { - return 0; - } -} - -/* - * In order to set the CMOS clock precisely, set_rtc_mmss has to be - * called 500 ms after the second nowtime has started, because when - * nowtime is written into the registers of the CMOS clock, it will - * jump to the next second precisely 500 ms later. Check the Motorola - * MC146818A or Dallas DS12887 data sheet for details. - * - * BUG: This routine does not handle hour overflow properly; it just - * sets the minutes. Usually you'll only notice that after reboot! - */ -int set_rtc_mmss(unsigned long nowtime) -{ - int retval = 0; - int real_seconds, real_minutes, cmos_minutes; - - cmos_minutes = xicor_read(X1241REG_MN); - cmos_minutes = BCD2BIN(cmos_minutes); - - /* - * since we're only adjusting minutes and seconds, - * don't interfere with hour overflow. This avoids - * messing with unknown time zones but requires your - * RTC not to be off by more than 15 minutes - */ - real_seconds = nowtime % 60; - real_minutes = nowtime / 60; - if (((abs(real_minutes - cmos_minutes) + 15)/30) & 1) - real_minutes += 30; /* correct for half hour time zone */ - real_minutes %= 60; - - /* unlock writes to the CCR */ - xicor_write(X1241REG_SR, X1241REG_SR_WEL); - xicor_write(X1241REG_SR, X1241REG_SR_WEL | X1241REG_SR_RWEL); - - if (abs(real_minutes - cmos_minutes) < 30) { - real_seconds = BIN2BCD(real_seconds); - real_minutes = BIN2BCD(real_minutes); - xicor_write(X1241REG_SC, real_seconds); - xicor_write(X1241REG_MN, real_minutes); - } else { - printk(KERN_WARNING - "set_rtc_mmss: can't update from %d to %d\n", - cmos_minutes, real_minutes); - retval = -1; - } - - xicor_write(X1241REG_SR, 0); - - printk("set_rtc_mmss: %02d:%02d\n", real_minutes, real_seconds); - - return retval; -} - -static unsigned long __init get_swarm_time(void) -{ - unsigned int year, mon, day, hour, min, sec, y2k; - - sec = xicor_read(X1241REG_SC); - min = xicor_read(X1241REG_MN); - hour = xicor_read(X1241REG_HR); - - if (hour & X1241REG_HR_MIL) { - hour &= 0x3f; - } else { - if (hour & 0x20) - hour = (hour & 0xf) + 0x12; - } - - sec = BCD2BIN(sec); - min = BCD2BIN(min); - hour = BCD2BIN(hour); - - day = xicor_read(X1241REG_DT); - mon = xicor_read(X1241REG_MO); - year = xicor_read(X1241REG_YR); - y2k = xicor_read(X1241REG_Y2K); - - day = BCD2BIN(day); - mon = BCD2BIN(mon); - year = BCD2BIN(year); - y2k = BCD2BIN(y2k); - - year += (y2k * 100); - - return mktime(year, mon, day, hour, min, sec); -} - -/* - * Bring up the timer at 100 Hz. - */ -void __init swarm_time_init(void) -{ - unsigned int flags; - int status; - - /* Set up the scd general purpose timer 0 to cpu 0 */ - sb1250_time_init(); - - /* Establish communication with the Xicor 1241 RTC */ - /* XXXKW how do I share the SMBus with the I2C subsystem? */ - - __raw_writeq(K_SMB_FREQ_400KHZ, SMB_CSR(R_SMB_FREQ)); - __raw_writeq(0, SMB_CSR(R_SMB_CONTROL)); - - if ((status = xicor_read(X1241REG_SR_RTCF)) < 0) { - printk("x1241: couldn't detect on SWARM SMBus 1\n"); - } else { - if (status & X1241REG_SR_RTCF) - printk("x1241: battery failed -- time is probably wrong\n"); - write_seqlock_irqsave(&xtime_lock, flags); - xtime.tv_sec = get_swarm_time(); - xtime.tv_nsec = 0; - write_sequnlock_irqrestore(&xtime_lock, flags); - } -} diff --git a/arch/mips/sni/a20r.c b/arch/mips/sni/a20r.c index 6850a29..acc9ba7 100644 --- a/arch/mips/sni/a20r.c +++ b/arch/mips/sni/a20r.c @@ -87,8 +87,8 @@ static struct platform_device snirm_82596_pdev = { static struct resource snirm_53c710_rsrc[] = { { - .start = 0xb9000000, - .end = 0xb90fffff, + .start = 0x19000000, + .end = 0x190fffff, .flags = IORESOURCE_MEM }, { @@ -106,8 +106,8 @@ static struct platform_device snirm_53c710_pdev = { static struct resource sc26xx_rsrc[] = { { - .start = 0xbc070000, - .end = 0xbc0700ff, + .start = 0x1c070000, + .end = 0x1c0700ff, .flags = IORESOURCE_MEM }, { diff --git a/arch/mips/sni/rm200.c b/arch/mips/sni/rm200.c index 4bfda02..28a11d8 100644 --- a/arch/mips/sni/rm200.c +++ b/arch/mips/sni/rm200.c @@ -88,8 +88,8 @@ static struct platform_device snirm_82596_rm200_pdev = { static struct resource snirm_53c710_rm200_rsrc[] = { { - .start = 0xb9000000, - .end = 0xb90fffff, + .start = 0x19000000, + .end = 0x190fffff, .flags = IORESOURCE_MEM }, { diff --git a/arch/mips/vr41xx/common/Makefile b/arch/mips/vr41xx/common/Makefile index f842783..d0d84ec 100644 --- a/arch/mips/vr41xx/common/Makefile +++ b/arch/mips/vr41xx/common/Makefile @@ -2,4 +2,4 @@ # Makefile for common code of the NEC VR4100 series. # -obj-y += bcu.o cmu.o icu.o init.o irq.o pmu.o type.o +obj-y += bcu.o cmu.o giu.o icu.o init.o irq.o pmu.o rtc.o siu.o type.o diff --git a/arch/mips/vr41xx/common/giu.c b/arch/mips/vr41xx/common/giu.c new file mode 100644 index 0000000..d21f6f2 --- /dev/null +++ b/arch/mips/vr41xx/common/giu.c @@ -0,0 +1,122 @@ +/* + * NEC VR4100 series GIU platform device. + * + * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/platform_device.h> + +#include <asm/cpu.h> +#include <asm/vr41xx/giu.h> +#include <asm/vr41xx/irq.h> + +static struct resource giu_50pins_pullupdown_resource[] __initdata = { + { + .start = 0x0b000100, + .end = 0x0b00011f, + .flags = IORESOURCE_MEM, + }, + { + .start = 0x0b0002e0, + .end = 0x0b0002e3, + .flags = IORESOURCE_MEM, + }, + { + .start = GIUINT_IRQ, + .end = GIUINT_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource giu_36pins_resource[] __initdata = { + { + .start = 0x0f000140, + .end = 0x0f00015f, + .flags = IORESOURCE_MEM, + }, + { + .start = GIUINT_IRQ, + .end = GIUINT_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource giu_48pins_resource[] __initdata = { + { + .start = 0x0f000140, + .end = 0x0f000167, + .flags = IORESOURCE_MEM, + }, + { + .start = GIUINT_IRQ, + .end = GIUINT_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static int __init vr41xx_giu_add(void) +{ + struct platform_device *pdev; + struct resource *res; + unsigned int num; + int retval; + + pdev = platform_device_alloc("GIU", -1); + if (!pdev) + return -ENOMEM; + + switch (current_cpu_data.cputype) { + case CPU_VR4111: + case CPU_VR4121: + pdev->id = GPIO_50PINS_PULLUPDOWN; + res = giu_50pins_pullupdown_resource; + num = ARRAY_SIZE(giu_50pins_pullupdown_resource); + break; + case CPU_VR4122: + case CPU_VR4131: + pdev->id = GPIO_36PINS; + res = giu_36pins_resource; + num = ARRAY_SIZE(giu_36pins_resource); + break; + case CPU_VR4133: + pdev->id = GPIO_48PINS_EDGE_SELECT; + res = giu_48pins_resource; + num = ARRAY_SIZE(giu_48pins_resource); + break; + default: + retval = -ENODEV; + goto err_free_device; + } + + retval = platform_device_add_resources(pdev, res, num); + if (retval) + goto err_free_device; + + retval = platform_device_add(pdev); + if (retval) + goto err_free_device; + + return 0; + +err_free_device: + platform_device_put(pdev); + + return retval; +} +device_initcall(vr41xx_giu_add); diff --git a/arch/mips/vr41xx/common/rtc.c b/arch/mips/vr41xx/common/rtc.c new file mode 100644 index 0000000..cce605b --- /dev/null +++ b/arch/mips/vr41xx/common/rtc.c @@ -0,0 +1,117 @@ +/* + * NEC VR4100 series RTC platform device. + * + * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/platform_device.h> + +#include <asm/cpu.h> +#include <asm/vr41xx/irq.h> + +static struct resource rtc_type1_resource[] __initdata = { + { + .start = 0x0b0000c0, + .end = 0x0b0000df, + .flags = IORESOURCE_MEM, + }, + { + .start = 0x0b0001c0, + .end = 0x0b0001df, + .flags = IORESOURCE_MEM, + }, + { + .start = ELAPSEDTIME_IRQ, + .end = ELAPSEDTIME_IRQ, + .flags = IORESOURCE_IRQ, + }, + { + .start = RTCLONG1_IRQ, + .end = RTCLONG1_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource rtc_type2_resource[] __initdata = { + { + .start = 0x0f000100, + .end = 0x0f00011f, + .flags = IORESOURCE_MEM, + }, + { + .start = 0x0f000120, + .end = 0x0f00013f, + .flags = IORESOURCE_MEM, + }, + { + .start = ELAPSEDTIME_IRQ, + .end = ELAPSEDTIME_IRQ, + .flags = IORESOURCE_IRQ, + }, + { + .start = RTCLONG1_IRQ, + .end = RTCLONG1_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static int __init vr41xx_rtc_add(void) +{ + struct platform_device *pdev; + struct resource *res; + unsigned int num; + int retval; + + pdev = platform_device_alloc("RTC", -1); + if (!pdev) + return -ENOMEM; + + switch (current_cpu_data.cputype) { + case CPU_VR4111: + case CPU_VR4121: + res = rtc_type1_resource; + num = ARRAY_SIZE(rtc_type1_resource); + break; + case CPU_VR4122: + case CPU_VR4131: + case CPU_VR4133: + res = rtc_type2_resource; + num = ARRAY_SIZE(rtc_type2_resource); + break; + default: + retval = -ENODEV; + goto err_free_device; + } + + retval = platform_device_add_resources(pdev, res, num); + if (retval) + goto err_free_device; + + retval = platform_device_add(pdev); + if (retval) + goto err_free_device; + + return 0; + +err_free_device: + platform_device_put(pdev); + + return retval; +} +device_initcall(vr41xx_rtc_add); diff --git a/arch/mips/vr41xx/common/siu.c b/arch/mips/vr41xx/common/siu.c new file mode 100644 index 0000000..a1e7741 --- /dev/null +++ b/arch/mips/vr41xx/common/siu.c @@ -0,0 +1,120 @@ +/* + * NEC VR4100 series SIU platform device. + * + * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/platform_device.h> +#include <linux/serial_core.h> + +#include <asm/cpu.h> +#include <asm/vr41xx/siu.h> + +static unsigned int siu_type1_ports[SIU_PORTS_MAX] __initdata = { + PORT_VR41XX_SIU, + PORT_UNKNOWN, +}; + +static struct resource siu_type1_resource[] __initdata = { + { + .start = 0x0c000000, + .end = 0x0c00000a, + .flags = IORESOURCE_MEM, + }, + { + .start = SIU_IRQ, + .end = SIU_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static unsigned int siu_type2_ports[SIU_PORTS_MAX] __initdata = { + PORT_VR41XX_SIU, + PORT_VR41XX_DSIU, +}; + +static struct resource siu_type2_resource[] __initdata = { + { + .start = 0x0f000800, + .end = 0x0f00080a, + .flags = IORESOURCE_MEM, + }, + { + .start = 0x0f000820, + .end = 0x0f000829, + .flags = IORESOURCE_MEM, + }, + { + .start = SIU_IRQ, + .end = SIU_IRQ, + .flags = IORESOURCE_IRQ, + }, + { + .start = DSIU_IRQ, + .end = DSIU_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static int __init vr41xx_siu_add(void) +{ + struct platform_device *pdev; + struct resource *res; + unsigned int num; + int retval; + + pdev = platform_device_alloc("SIU", -1); + if (!pdev) + return -ENOMEM; + + switch (current_cpu_data.cputype) { + case CPU_VR4111: + case CPU_VR4121: + pdev->dev.platform_data = siu_type1_ports; + res = siu_type1_resource; + num = ARRAY_SIZE(siu_type1_resource); + break; + case CPU_VR4122: + case CPU_VR4131: + case CPU_VR4133: + pdev->dev.platform_data = siu_type2_ports; + res = siu_type2_resource; + num = ARRAY_SIZE(siu_type2_resource); + break; + default: + retval = -ENODEV; + goto err_free_device; + } + + retval = platform_device_add_resources(pdev, res, num); + if (retval) + goto err_free_device; + + retval = platform_device_add(pdev); + if (retval) + goto err_free_device; + + return 0; + +err_free_device: + platform_device_put(pdev); + + return retval; +} +device_initcall(vr41xx_siu_add); |
