From f27655e34171b0ae9ea5a0aadae894e817f0f875 Mon Sep 17 00:00:00 2001 From: Shinya Kuribayashi Date: Fri, 24 Oct 2008 01:29:16 +0900 Subject: MIPS: EMMA: Move arch/mips/emma2rh/ into arch/mips/emma/ git mv arch/mips/{emma2rh,emma} and fixups Makefiles. We'll put all NEC EMMA series based machines there in the future. Signed-off-by: Shinya Kuribayashi Signed-off-by: Ralf Baechle --- arch/mips/Makefile | 6 +- arch/mips/emma/common/Makefile | 13 ++ arch/mips/emma/common/irq.c | 105 ++++++++++++++++ arch/mips/emma/common/irq_emma2rh.c | 106 +++++++++++++++++ arch/mips/emma/common/prom.c | 72 +++++++++++ arch/mips/emma/markeins/Makefile | 13 ++ arch/mips/emma/markeins/irq.c | 132 +++++++++++++++++++++ arch/mips/emma/markeins/irq_markeins.c | 158 ++++++++++++++++++++++++ arch/mips/emma/markeins/led.c | 60 ++++++++++ arch/mips/emma/markeins/platform.c | 191 ++++++++++++++++++++++++++++++ arch/mips/emma/markeins/setup.c | 135 +++++++++++++++++++++ arch/mips/emma2rh/common/Makefile | 13 -- arch/mips/emma2rh/common/irq.c | 105 ---------------- arch/mips/emma2rh/common/irq_emma2rh.c | 106 ----------------- arch/mips/emma2rh/common/prom.c | 72 ----------- arch/mips/emma2rh/markeins/Makefile | 13 -- arch/mips/emma2rh/markeins/irq.c | 132 --------------------- arch/mips/emma2rh/markeins/irq_markeins.c | 158 ------------------------ arch/mips/emma2rh/markeins/led.c | 60 ---------- arch/mips/emma2rh/markeins/platform.c | 191 ------------------------------ arch/mips/emma2rh/markeins/setup.c | 135 --------------------- 21 files changed, 988 insertions(+), 988 deletions(-) create mode 100644 arch/mips/emma/common/Makefile create mode 100644 arch/mips/emma/common/irq.c create mode 100644 arch/mips/emma/common/irq_emma2rh.c create mode 100644 arch/mips/emma/common/prom.c create mode 100644 arch/mips/emma/markeins/Makefile create mode 100644 arch/mips/emma/markeins/irq.c create mode 100644 arch/mips/emma/markeins/irq_markeins.c create mode 100644 arch/mips/emma/markeins/led.c create mode 100644 arch/mips/emma/markeins/platform.c create mode 100644 arch/mips/emma/markeins/setup.c delete mode 100644 arch/mips/emma2rh/common/Makefile delete mode 100644 arch/mips/emma2rh/common/irq.c delete mode 100644 arch/mips/emma2rh/common/irq_emma2rh.c delete mode 100644 arch/mips/emma2rh/common/prom.c delete mode 100644 arch/mips/emma2rh/markeins/Makefile delete mode 100644 arch/mips/emma2rh/markeins/irq.c delete mode 100644 arch/mips/emma2rh/markeins/irq_markeins.c delete mode 100644 arch/mips/emma2rh/markeins/led.c delete mode 100644 arch/mips/emma2rh/markeins/platform.c delete mode 100644 arch/mips/emma2rh/markeins/setup.c (limited to 'arch/mips') diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 041c4f2..28c55f6 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -410,15 +410,15 @@ libs-$(CONFIG_PNX8550_STB810) += arch/mips/nxp/pnx8550/stb810/ load-$(CONFIG_PNX8550_STB810) += 0xffffffff80060000 # -# NEC EMMA2RH boards +# Common NEC EMMAXXX # -core-$(CONFIG_SOC_EMMA2RH) += arch/mips/emma2rh/common/ +core-$(CONFIG_SOC_EMMA) += arch/mips/emma/common/ cflags-$(CONFIG_SOC_EMMA2RH) += -I$(srctree)/arch/mips/include/asm/mach-emma2rh # # NEC EMMA2RH Mark-eins # -core-$(CONFIG_NEC_MARKEINS) += arch/mips/emma2rh/markeins/ +core-$(CONFIG_NEC_MARKEINS) += arch/mips/emma/markeins/ load-$(CONFIG_NEC_MARKEINS) += 0xffffffff88100000 # diff --git a/arch/mips/emma/common/Makefile b/arch/mips/emma/common/Makefile new file mode 100644 index 0000000..cb0fd32 --- /dev/null +++ b/arch/mips/emma/common/Makefile @@ -0,0 +1,13 @@ +# +# arch/mips/emma2rh/common/Makefile +# Makefile for the common code of NEC EMMA2RH based board. +# +# Copyright (C) NEC Electronics Corporation 2005-2006 +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# + +obj-$(CONFIG_NEC_MARKEINS) += irq.o irq_emma2rh.o prom.o diff --git a/arch/mips/emma/common/irq.c b/arch/mips/emma/common/irq.c new file mode 100644 index 0000000..91cbd95 --- /dev/null +++ b/arch/mips/emma/common/irq.c @@ -0,0 +1,105 @@ +/* + * arch/mips/emma2rh/common/irq.c + * This file is common irq dispatcher. + * + * Copyright (C) NEC Electronics Corporation 2005-2006 + * + * This file is based on the arch/mips/ddb5xxx/ddb5477/irq.c + * + * Copyright 2001 MontaVista Software Inc. + * + * 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 + */ +#include +#include +#include +#include + +#include +#include +#include +#include + +#include + +/* + * the first level int-handler will jump here if it is a emma2rh irq + */ +void emma2rh_irq_dispatch(void) +{ + u32 intStatus; + u32 bitmask; + u32 i; + + intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_0) + & emma2rh_in32(EMMA2RH_BHIF_INT_EN_0); + +#ifdef EMMA2RH_SW_CASCADE + if (intStatus & + (1 << ((EMMA2RH_SW_CASCADE - EMMA2RH_IRQ_INT0) & (32 - 1)))) { + u32 swIntStatus; + swIntStatus = emma2rh_in32(EMMA2RH_BHIF_SW_INT) + & emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); + for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) { + if (swIntStatus & bitmask) { + do_IRQ(EMMA2RH_SW_IRQ_BASE + i); + return; + } + } + } +#endif + + for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) { + if (intStatus & bitmask) { + do_IRQ(EMMA2RH_IRQ_BASE + i); + return; + } + } + + intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_1) + & emma2rh_in32(EMMA2RH_BHIF_INT_EN_1); + +#ifdef EMMA2RH_GPIO_CASCADE + if (intStatus & + (1 << ((EMMA2RH_GPIO_CASCADE - EMMA2RH_IRQ_INT0) & (32 - 1)))) { + u32 gpioIntStatus; + gpioIntStatus = emma2rh_in32(EMMA2RH_GPIO_INT_ST) + & emma2rh_in32(EMMA2RH_GPIO_INT_MASK); + for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) { + if (gpioIntStatus & bitmask) { + do_IRQ(EMMA2RH_GPIO_IRQ_BASE + i); + return; + } + } + } +#endif + + for (i = 32, bitmask = 1; i < 64; i++, bitmask <<= 1) { + if (intStatus & bitmask) { + do_IRQ(EMMA2RH_IRQ_BASE + i); + return; + } + } + + intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_2) + & emma2rh_in32(EMMA2RH_BHIF_INT_EN_2); + + for (i = 64, bitmask = 1; i < 96; i++, bitmask <<= 1) { + if (intStatus & bitmask) { + do_IRQ(EMMA2RH_IRQ_BASE + i); + return; + } + } +} diff --git a/arch/mips/emma/common/irq_emma2rh.c b/arch/mips/emma/common/irq_emma2rh.c new file mode 100644 index 0000000..96df37b --- /dev/null +++ b/arch/mips/emma/common/irq_emma2rh.c @@ -0,0 +1,106 @@ +/* + * arch/mips/emma2rh/common/irq_emma2rh.c + * This file defines the irq handler for EMMA2RH. + * + * Copyright (C) NEC Electronics Corporation 2005-2006 + * + * This file is based on the arch/mips/ddb5xxx/ddb5477/irq_5477.c + * + * Copyright 2001 MontaVista Software Inc. + * + * 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 + */ + +/* + * EMMA2RH defines 64 IRQs. + * + * This file exports one function: + * emma2rh_irq_init(u32 irq_base); + */ + +#include +#include +#include + +#include + +#include + +/* number of total irqs supported by EMMA2RH */ +#define NUM_EMMA2RH_IRQ 96 + +static int emma2rh_irq_base = -1; + +void ll_emma2rh_irq_enable(int); +void ll_emma2rh_irq_disable(int); + +static void emma2rh_irq_enable(unsigned int irq) +{ + ll_emma2rh_irq_enable(irq - emma2rh_irq_base); +} + +static void emma2rh_irq_disable(unsigned int irq) +{ + ll_emma2rh_irq_disable(irq - emma2rh_irq_base); +} + +struct irq_chip emma2rh_irq_controller = { + .name = "emma2rh_irq", + .ack = emma2rh_irq_disable, + .mask = emma2rh_irq_disable, + .mask_ack = emma2rh_irq_disable, + .unmask = emma2rh_irq_enable, +}; + +void emma2rh_irq_init(u32 irq_base) +{ + u32 i; + + for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ; i++) + set_irq_chip_and_handler(i, &emma2rh_irq_controller, + handle_level_irq); + + emma2rh_irq_base = irq_base; +} + +void ll_emma2rh_irq_enable(int emma2rh_irq) +{ + u32 reg_value; + u32 reg_bitmask; + u32 reg_index; + + reg_index = EMMA2RH_BHIF_INT_EN_0 + + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) + * (emma2rh_irq / 32); + reg_value = emma2rh_in32(reg_index); + reg_bitmask = 0x1 << (emma2rh_irq % 32); + db_assert((reg_value & reg_bitmask) == 0); + emma2rh_out32(reg_index, reg_value | reg_bitmask); +} + +void ll_emma2rh_irq_disable(int emma2rh_irq) +{ + u32 reg_value; + u32 reg_bitmask; + u32 reg_index; + + reg_index = EMMA2RH_BHIF_INT_EN_0 + + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) + * (emma2rh_irq / 32); + reg_value = emma2rh_in32(reg_index); + reg_bitmask = 0x1 << (emma2rh_irq % 32); + db_assert((reg_value & reg_bitmask) != 0); + emma2rh_out32(reg_index, reg_value & ~reg_bitmask); +} diff --git a/arch/mips/emma/common/prom.c b/arch/mips/emma/common/prom.c new file mode 100644 index 0000000..97bf29e --- /dev/null +++ b/arch/mips/emma/common/prom.c @@ -0,0 +1,72 @@ +/* + * arch/mips/emma2rh/common/prom.c + * This file is prom file. + * + * Copyright (C) NEC Electronics Corporation 2004-2006 + * + * This file is based on the arch/mips/ddb5xxx/common/prom.c + * + * Copyright 2001 MontaVista Software Inc. + * + * 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 + */ +#include +#include +#include +#include + +#include +#include +#include + +const char *get_system_type(void) +{ +#ifdef CONFIG_NEC_MARKEINS + return "NEC EMMA2RH Mark-eins"; +#else +#error Unknown NEC board +#endif +} + +/* [jsun@junsun.net] PMON passes arguments in C main() style */ +void __init prom_init(void) +{ + int argc = fw_arg0; + char **arg = (char **)fw_arg1; + int i; + + /* if user passes kernel args, ignore the default one */ + if (argc > 1) + arcs_cmdline[0] = '\0'; + + /* arg[0] is "g", the rest is boot parameters */ + for (i = 1; i < argc; i++) { + if (strlen(arcs_cmdline) + strlen(arg[i] + 1) + >= sizeof(arcs_cmdline)) + break; + strcat(arcs_cmdline, arg[i]); + strcat(arcs_cmdline, " "); + } + +#ifdef CONFIG_NEC_MARKEINS + add_memory_region(0, EMMA2RH_RAM_SIZE, BOOT_MEM_RAM); +#else +#error Unknown NEC board +#endif +} + +void __init prom_free_prom_memory(void) +{ +} diff --git a/arch/mips/emma/markeins/Makefile b/arch/mips/emma/markeins/Makefile new file mode 100644 index 0000000..3c8b864 --- /dev/null +++ b/arch/mips/emma/markeins/Makefile @@ -0,0 +1,13 @@ +# +# arch/mips/emma2rh/markeins/Makefile +# Makefile for the common code of NEC EMMA2RH based board. +# +# Copyright (C) NEC Electronics Corporation 2005-2006 +# +# 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. +# + +obj-$(CONFIG_NEC_MARKEINS) += irq.o irq_markeins.o setup.o led.o platform.o diff --git a/arch/mips/emma/markeins/irq.c b/arch/mips/emma/markeins/irq.c new file mode 100644 index 0000000..6bcf6a0 --- /dev/null +++ b/arch/mips/emma/markeins/irq.c @@ -0,0 +1,132 @@ +/* + * arch/mips/emma2rh/markeins/irq.c + * This file defines the irq handler for EMMA2RH. + * + * Copyright (C) NEC Electronics Corporation 2004-2006 + * + * This file is based on the arch/mips/ddb5xxx/ddb5477/irq.c + * + * Copyright 2001 MontaVista Software Inc. + * + * 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 + */ +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +/* + * IRQ mapping + * + * 0-7: 8 CPU interrupts + * 0 - software interrupt 0 + * 1 - software interrupt 1 + * 2 - most Vrc5477 interrupts are routed to this pin + * 3 - (optional) some other interrupts routed to this pin for debugg + * 4 - not used + * 5 - not used + * 6 - not used + * 7 - cpu timer (used by default) + * + */ + +extern void emma2rh_sw_irq_init(u32 base); +extern void emma2rh_gpio_irq_init(u32 base); +extern void emma2rh_irq_init(u32 base); +extern void emma2rh_irq_dispatch(void); + +static struct irqaction irq_cascade = { + .handler = no_action, + .flags = 0, + .mask = CPU_MASK_NONE, + .name = "cascade", + .dev_id = NULL, + .next = NULL, +}; + +void __init arch_init_irq(void) +{ + u32 reg; + + db_run(printk("markeins_irq_setup invoked.\n")); + + /* by default, interrupts are disabled. */ + emma2rh_out32(EMMA2RH_BHIF_INT_EN_0, 0); + emma2rh_out32(EMMA2RH_BHIF_INT_EN_1, 0); + emma2rh_out32(EMMA2RH_BHIF_INT_EN_2, 0); + emma2rh_out32(EMMA2RH_BHIF_INT1_EN_0, 0); + emma2rh_out32(EMMA2RH_BHIF_INT1_EN_1, 0); + emma2rh_out32(EMMA2RH_BHIF_INT1_EN_2, 0); + emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, 0); + + clear_c0_status(0xff00); + set_c0_status(0x0400); + +#define GPIO_PCI (0xf<<15) + /* setup GPIO interrupt for PCI interface */ + /* direction input */ + reg = emma2rh_in32(EMMA2RH_GPIO_DIR); + emma2rh_out32(EMMA2RH_GPIO_DIR, reg & ~GPIO_PCI); + /* disable interrupt */ + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); + emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg & ~GPIO_PCI); + /* level triggerd */ + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MODE); + emma2rh_out32(EMMA2RH_GPIO_INT_MODE, reg | GPIO_PCI); + reg = emma2rh_in32(EMMA2RH_GPIO_INT_CND_A); + emma2rh_out32(EMMA2RH_GPIO_INT_CND_A, reg & (~GPIO_PCI)); + /* interrupt clear */ + emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~GPIO_PCI); + + /* init all controllers */ + emma2rh_irq_init(EMMA2RH_IRQ_BASE); + emma2rh_sw_irq_init(EMMA2RH_SW_IRQ_BASE); + emma2rh_gpio_irq_init(EMMA2RH_GPIO_IRQ_BASE); + mips_cpu_irq_init(); + + /* setup cascade interrupts */ + setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_SW_CASCADE, &irq_cascade); + setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_GPIO_CASCADE, &irq_cascade); + setup_irq(CPU_IRQ_BASE + CPU_EMMA2RH_CASCADE, &irq_cascade); +} + +asmlinkage void plat_irq_dispatch(void) +{ + unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; + + if (pending & STATUSF_IP7) + do_IRQ(CPU_IRQ_BASE + 7); + else if (pending & STATUSF_IP2) + emma2rh_irq_dispatch(); + else if (pending & STATUSF_IP1) + do_IRQ(CPU_IRQ_BASE + 1); + else if (pending & STATUSF_IP0) + do_IRQ(CPU_IRQ_BASE + 0); + else + spurious_interrupt(); +} + + diff --git a/arch/mips/emma/markeins/irq_markeins.c b/arch/mips/emma/markeins/irq_markeins.c new file mode 100644 index 0000000..fba5c15 --- /dev/null +++ b/arch/mips/emma/markeins/irq_markeins.c @@ -0,0 +1,158 @@ +/* + * arch/mips/emma2rh/markeins/irq_markeins.c + * This file defines the irq handler for Mark-eins. + * + * Copyright (C) NEC Electronics Corporation 2004-2006 + * + * This file is based on the arch/mips/ddb5xxx/ddb5477/irq_5477.c + * + * Copyright 2001 MontaVista Software Inc. + * + * 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 + */ +#include +#include +#include +#include + +#include +#include + +static int emma2rh_sw_irq_base = -1; +static int emma2rh_gpio_irq_base = -1; + +void ll_emma2rh_sw_irq_enable(int reg); +void ll_emma2rh_sw_irq_disable(int reg); +void ll_emma2rh_gpio_irq_enable(int reg); +void ll_emma2rh_gpio_irq_disable(int reg); + +static void emma2rh_sw_irq_enable(unsigned int irq) +{ + ll_emma2rh_sw_irq_enable(irq - emma2rh_sw_irq_base); +} + +static void emma2rh_sw_irq_disable(unsigned int irq) +{ + ll_emma2rh_sw_irq_disable(irq - emma2rh_sw_irq_base); +} + +struct irq_chip emma2rh_sw_irq_controller = { + .name = "emma2rh_sw_irq", + .ack = emma2rh_sw_irq_disable, + .mask = emma2rh_sw_irq_disable, + .mask_ack = emma2rh_sw_irq_disable, + .unmask = emma2rh_sw_irq_enable, +}; + +void emma2rh_sw_irq_init(u32 irq_base) +{ + u32 i; + + for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ_SW; i++) + set_irq_chip_and_handler(i, &emma2rh_sw_irq_controller, + handle_level_irq); + + emma2rh_sw_irq_base = irq_base; +} + +void ll_emma2rh_sw_irq_enable(int irq) +{ + u32 reg; + + db_assert(irq >= 0); + db_assert(irq < NUM_EMMA2RH_IRQ_SW); + + reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); + reg |= 1 << irq; + emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); +} + +void ll_emma2rh_sw_irq_disable(int irq) +{ + u32 reg; + + db_assert(irq >= 0); + db_assert(irq < 32); + + reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); + reg &= ~(1 << irq); + emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); +} + +static void emma2rh_gpio_irq_enable(unsigned int irq) +{ + ll_emma2rh_gpio_irq_enable(irq - emma2rh_gpio_irq_base); +} + +static void emma2rh_gpio_irq_disable(unsigned int irq) +{ + ll_emma2rh_gpio_irq_disable(irq - emma2rh_gpio_irq_base); +} + +static void emma2rh_gpio_irq_ack(unsigned int irq) +{ + irq -= emma2rh_gpio_irq_base; + emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~(1 << irq)); + ll_emma2rh_gpio_irq_disable(irq); +} + +static void emma2rh_gpio_irq_end(unsigned int irq) +{ + if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) + ll_emma2rh_gpio_irq_enable(irq - emma2rh_gpio_irq_base); +} + +struct irq_chip emma2rh_gpio_irq_controller = { + .name = "emma2rh_gpio_irq", + .ack = emma2rh_gpio_irq_ack, + .mask = emma2rh_gpio_irq_disable, + .mask_ack = emma2rh_gpio_irq_ack, + .unmask = emma2rh_gpio_irq_enable, + .end = emma2rh_gpio_irq_end, +}; + +void emma2rh_gpio_irq_init(u32 irq_base) +{ + u32 i; + + for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ_GPIO; i++) + set_irq_chip(i, &emma2rh_gpio_irq_controller); + + emma2rh_gpio_irq_base = irq_base; +} + +void ll_emma2rh_gpio_irq_enable(int irq) +{ + u32 reg; + + db_assert(irq >= 0); + db_assert(irq < NUM_EMMA2RH_IRQ_GPIO); + + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); + reg |= 1 << irq; + emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); +} + +void ll_emma2rh_gpio_irq_disable(int irq) +{ + u32 reg; + + db_assert(irq >= 0); + db_assert(irq < NUM_EMMA2RH_IRQ_GPIO); + + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); + reg &= ~(1 << irq); + emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); +} diff --git a/arch/mips/emma/markeins/led.c b/arch/mips/emma/markeins/led.c new file mode 100644 index 0000000..b65254c --- /dev/null +++ b/arch/mips/emma/markeins/led.c @@ -0,0 +1,60 @@ +/* + * arch/mips/emma2rh/markeins/led.c + * This file defines the led display for Mark-eins. + * + * Copyright (C) NEC Electronics Corporation 2004-2006 + * + * 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 + */ +#include +#include +#include +#include + +const unsigned long clear = 0x20202020; + +#define LED_BASE 0xb1400038 + +void markeins_led_clear(void) +{ + emma2rh_out32(LED_BASE, clear); + emma2rh_out32(LED_BASE + 4, clear); +} + +void markeins_led(const char *str) +{ + int i; + int len = strlen(str); + + markeins_led_clear(); + if (len > 8) + len = 8; + + if (emma2rh_in32(0xb0000800) & (0x1 << 18)) + for (i = 0; i < len; i++) + emma2rh_out8(LED_BASE + i, str[i]); + else + for (i = 0; i < len; i++) + emma2rh_out8(LED_BASE + (i & 4) + (3 - (i & 3)), + str[i]); +} + +void markeins_led_hex(u32 val) +{ + char str[10]; + + sprintf(str, "%08x", val); + markeins_led(str); +} diff --git a/arch/mips/emma/markeins/platform.c b/arch/mips/emma/markeins/platform.c new file mode 100644 index 0000000..fb9cda2 --- /dev/null +++ b/arch/mips/emma/markeins/platform.c @@ -0,0 +1,191 @@ +/* + * arch/mips/emma2rh/markeins/platofrm.c + * This file sets up platform devices for EMMA2RH Mark-eins. + * + * Copyright(C) MontaVista Software Inc, 2006 + * + * Author: dmitry pervushin + * + * 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 + */ +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include + + +#define I2C_EMMA2RH "emma2rh-iic" /* must be in sync with IIC driver */ + +static struct resource i2c_emma_resources_0[] = { + { + .name = NULL, + .start = EMMA2RH_IRQ_PIIC0, + .end = EMMA2RH_IRQ_PIIC0, + .flags = IORESOURCE_IRQ + }, { + .name = NULL, + .start = EMMA2RH_PIIC0_BASE, + .end = EMMA2RH_PIIC0_BASE + 0x1000, + .flags = 0 + }, +}; + +struct resource i2c_emma_resources_1[] = { + { + .name = NULL, + .start = EMMA2RH_IRQ_PIIC1, + .end = EMMA2RH_IRQ_PIIC1, + .flags = IORESOURCE_IRQ + }, { + .name = NULL, + .start = EMMA2RH_PIIC1_BASE, + .end = EMMA2RH_PIIC1_BASE + 0x1000, + .flags = 0 + }, +}; + +struct resource i2c_emma_resources_2[] = { + { + .name = NULL, + .start = EMMA2RH_IRQ_PIIC2, + .end = EMMA2RH_IRQ_PIIC2, + .flags = IORESOURCE_IRQ + }, { + .name = NULL, + .start = EMMA2RH_PIIC2_BASE, + .end = EMMA2RH_PIIC2_BASE + 0x1000, + .flags = 0 + }, +}; + +struct platform_device i2c_emma_devices[] = { + [0] = { + .name = I2C_EMMA2RH, + .id = 0, + .resource = i2c_emma_resources_0, + .num_resources = ARRAY_SIZE(i2c_emma_resources_0), + }, + [1] = { + .name = I2C_EMMA2RH, + .id = 1, + .resource = i2c_emma_resources_1, + .num_resources = ARRAY_SIZE(i2c_emma_resources_1), + }, + [2] = { + .name = I2C_EMMA2RH, + .id = 2, + .resource = i2c_emma_resources_2, + .num_resources = ARRAY_SIZE(i2c_emma_resources_2), + }, +}; + +#define EMMA2RH_SERIAL_CLOCK 18544000 +#define EMMA2RH_SERIAL_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST + +static struct plat_serial8250_port platform_serial_ports[] = { + [0] = { + .membase= (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3), + .irq = EMMA2RH_IRQ_PFUR0, + .uartclk = EMMA2RH_SERIAL_CLOCK, + .regshift = 4, + .iotype = UPIO_MEM, + .flags = EMMA2RH_SERIAL_FLAGS, + }, [1] = { + .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3), + .irq = EMMA2RH_IRQ_PFUR1, + .uartclk = EMMA2RH_SERIAL_CLOCK, + .regshift = 4, + .iotype = UPIO_MEM, + .flags = EMMA2RH_SERIAL_FLAGS, + }, [2] = { + .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR2_BASE + 3), + .irq = EMMA2RH_IRQ_PFUR2, + .uartclk = EMMA2RH_SERIAL_CLOCK, + .regshift = 4, + .iotype = UPIO_MEM, + .flags = EMMA2RH_SERIAL_FLAGS, + }, [3] = { + .flags = 0, + }, +}; + +static struct platform_device serial_emma = { + .name = "serial8250", + .dev = { + .platform_data = &platform_serial_ports, + }, +}; + +static struct platform_device *devices[] = { + &i2c_emma_devices[0], + &i2c_emma_devices[1], + &i2c_emma_devices[2], + &serial_emma, +}; + +static struct mtd_partition markeins_parts[] = { + [0] = { + .name = "RootFS", + .offset = 0x00000000, + .size = 0x00c00000, + }, + [1] = { + .name = "boot code area", + .offset = MTDPART_OFS_APPEND, + .size = 0x00100000, + }, + [2] = { + .name = "kernel image", + .offset = MTDPART_OFS_APPEND, + .size = 0x00300000, + }, + [3] = { + .name = "RootFS2", + .offset = MTDPART_OFS_APPEND, + .size = 0x00c00000, + }, + [4] = { + .name = "boot code area2", + .offset = MTDPART_OFS_APPEND, + .size = 0x00100000, + }, + [5] = { + .name = "kernel image2", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static int __init platform_devices_setup(void) +{ + physmap_set_partitions(markeins_parts, ARRAY_SIZE(markeins_parts)); + return platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +arch_initcall(platform_devices_setup); + diff --git a/arch/mips/emma/markeins/setup.c b/arch/mips/emma/markeins/setup.c new file mode 100644 index 0000000..b6a23ad --- /dev/null +++ b/arch/mips/emma/markeins/setup.c @@ -0,0 +1,135 @@ +/* + * arch/mips/emma2rh/markeins/setup.c + * This file is setup for EMMA2RH Mark-eins. + * + * Copyright (C) NEC Electronics Corporation 2004-2006 + * + * This file is based on the arch/mips/ddb5xxx/ddb5477/setup.c. + * + * Copyright 2001 MontaVista Software Inc. + * + * 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 + */ +#include +#include +#include + +#include +#include + +#include + +#define USE_CPU_COUNTER_TIMER /* whether we use cpu counter */ + +extern void markeins_led(const char *); + +static int bus_frequency = 0; + +static void markeins_machine_restart(char *command) +{ + static void (*back_to_prom) (void) = (void (*)(void))0xbfc00000; + + printk("cannot EMMA2RH Mark-eins restart.\n"); + markeins_led("restart."); + back_to_prom(); +} + +static void markeins_machine_halt(void) +{ + printk("EMMA2RH Mark-eins halted.\n"); + markeins_led("halted."); + while (1) ; +} + +static void markeins_machine_power_off(void) +{ + printk("EMMA2RH Mark-eins halted. Please turn off the power.\n"); + markeins_led("poweroff."); + while (1) ; +} + +static unsigned long __initdata emma2rh_clock[4] = { + 166500000, 187312500, 199800000, 210600000 +}; + +static unsigned int __init detect_bus_frequency(unsigned long rtc_base) +{ + u32 reg; + + /* detect from boot strap */ + reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0); + reg = (reg >> 4) & 0x3; + + return emma2rh_clock[reg]; +} + +void __init plat_time_init(void) +{ + u32 reg; + if (bus_frequency == 0) + bus_frequency = detect_bus_frequency(0); + + reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0); + if ((reg & 0x3) == 0) + reg = (reg >> 6) & 0x3; + else { + reg = emma2rh_in32(EMMA2RH_BHIF_MAIN_CTRL); + reg = (reg >> 4) & 0x3; + } + mips_hpt_frequency = (bus_frequency * (4 + reg)) / 4 / 2; +} + +static void markeins_board_init(void); +extern void markeins_irq_setup(void); + +static void inline __init markeins_sio_setup(void) +{ +} + +void __init plat_mem_setup(void) +{ + /* initialize board - we don't trust the loader */ + markeins_board_init(); + + set_io_port_base(KSEG1ADDR(EMMA2RH_PCI_IO_BASE)); + + _machine_restart = markeins_machine_restart; + _machine_halt = markeins_machine_halt; + pm_power_off = markeins_machine_power_off; + + /* setup resource limits */ + ioport_resource.start = EMMA2RH_PCI_IO_BASE; + ioport_resource.end = EMMA2RH_PCI_IO_BASE + EMMA2RH_PCI_IO_SIZE - 1; + iomem_resource.start = EMMA2RH_IO_BASE; + iomem_resource.end = EMMA2RH_ROM_BASE - 1; + + /* Reboot on panic */ + panic_timeout = 180; + + markeins_sio_setup(); +} + +static void __init markeins_board_init(void) +{ + u32 val; + + val = emma2rh_in32(EMMA2RH_PBRD_INT_EN); /* open serial interrupts. */ + emma2rh_out32(EMMA2RH_PBRD_INT_EN, val | 0xaa); + val = emma2rh_in32(EMMA2RH_PBRD_CLKSEL); /* set serial clocks. */ + emma2rh_out32(EMMA2RH_PBRD_CLKSEL, val | 0x5); /* 18MHz */ + emma2rh_out32(EMMA2RH_PCI_CONTROL, 0); + + markeins_led("MVL E2RH"); +} diff --git a/arch/mips/emma2rh/common/Makefile b/arch/mips/emma2rh/common/Makefile deleted file mode 100644 index cb0fd32..0000000 --- a/arch/mips/emma2rh/common/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# -# arch/mips/emma2rh/common/Makefile -# Makefile for the common code of NEC EMMA2RH based board. -# -# Copyright (C) NEC Electronics Corporation 2005-2006 -# -# 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. -# - -obj-$(CONFIG_NEC_MARKEINS) += irq.o irq_emma2rh.o prom.o diff --git a/arch/mips/emma2rh/common/irq.c b/arch/mips/emma2rh/common/irq.c deleted file mode 100644 index 91cbd95..0000000 --- a/arch/mips/emma2rh/common/irq.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - * arch/mips/emma2rh/common/irq.c - * This file is common irq dispatcher. - * - * Copyright (C) NEC Electronics Corporation 2005-2006 - * - * This file is based on the arch/mips/ddb5xxx/ddb5477/irq.c - * - * Copyright 2001 MontaVista Software Inc. - * - * 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 - */ -#include -#include -#include -#include - -#include -#include -#include -#include - -#include - -/* - * the first level int-handler will jump here if it is a emma2rh irq - */ -void emma2rh_irq_dispatch(void) -{ - u32 intStatus; - u32 bitmask; - u32 i; - - intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_0) - & emma2rh_in32(EMMA2RH_BHIF_INT_EN_0); - -#ifdef EMMA2RH_SW_CASCADE - if (intStatus & - (1 << ((EMMA2RH_SW_CASCADE - EMMA2RH_IRQ_INT0) & (32 - 1)))) { - u32 swIntStatus; - swIntStatus = emma2rh_in32(EMMA2RH_BHIF_SW_INT) - & emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); - for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) { - if (swIntStatus & bitmask) { - do_IRQ(EMMA2RH_SW_IRQ_BASE + i); - return; - } - } - } -#endif - - for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) { - if (intStatus & bitmask) { - do_IRQ(EMMA2RH_IRQ_BASE + i); - return; - } - } - - intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_1) - & emma2rh_in32(EMMA2RH_BHIF_INT_EN_1); - -#ifdef EMMA2RH_GPIO_CASCADE - if (intStatus & - (1 << ((EMMA2RH_GPIO_CASCADE - EMMA2RH_IRQ_INT0) & (32 - 1)))) { - u32 gpioIntStatus; - gpioIntStatus = emma2rh_in32(EMMA2RH_GPIO_INT_ST) - & emma2rh_in32(EMMA2RH_GPIO_INT_MASK); - for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) { - if (gpioIntStatus & bitmask) { - do_IRQ(EMMA2RH_GPIO_IRQ_BASE + i); - return; - } - } - } -#endif - - for (i = 32, bitmask = 1; i < 64; i++, bitmask <<= 1) { - if (intStatus & bitmask) { - do_IRQ(EMMA2RH_IRQ_BASE + i); - return; - } - } - - intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_2) - & emma2rh_in32(EMMA2RH_BHIF_INT_EN_2); - - for (i = 64, bitmask = 1; i < 96; i++, bitmask <<= 1) { - if (intStatus & bitmask) { - do_IRQ(EMMA2RH_IRQ_BASE + i); - return; - } - } -} diff --git a/arch/mips/emma2rh/common/irq_emma2rh.c b/arch/mips/emma2rh/common/irq_emma2rh.c deleted file mode 100644 index 96df37b..0000000 --- a/arch/mips/emma2rh/common/irq_emma2rh.c +++ /dev/null @@ -1,106 +0,0 @@ -/* - * arch/mips/emma2rh/common/irq_emma2rh.c - * This file defines the irq handler for EMMA2RH. - * - * Copyright (C) NEC Electronics Corporation 2005-2006 - * - * This file is based on the arch/mips/ddb5xxx/ddb5477/irq_5477.c - * - * Copyright 2001 MontaVista Software Inc. - * - * 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 - */ - -/* - * EMMA2RH defines 64 IRQs. - * - * This file exports one function: - * emma2rh_irq_init(u32 irq_base); - */ - -#include -#include -#include - -#include - -#include - -/* number of total irqs supported by EMMA2RH */ -#define NUM_EMMA2RH_IRQ 96 - -static int emma2rh_irq_base = -1; - -void ll_emma2rh_irq_enable(int); -void ll_emma2rh_irq_disable(int); - -static void emma2rh_irq_enable(unsigned int irq) -{ - ll_emma2rh_irq_enable(irq - emma2rh_irq_base); -} - -static void emma2rh_irq_disable(unsigned int irq) -{ - ll_emma2rh_irq_disable(irq - emma2rh_irq_base); -} - -struct irq_chip emma2rh_irq_controller = { - .name = "emma2rh_irq", - .ack = emma2rh_irq_disable, - .mask = emma2rh_irq_disable, - .mask_ack = emma2rh_irq_disable, - .unmask = emma2rh_irq_enable, -}; - -void emma2rh_irq_init(u32 irq_base) -{ - u32 i; - - for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ; i++) - set_irq_chip_and_handler(i, &emma2rh_irq_controller, - handle_level_irq); - - emma2rh_irq_base = irq_base; -} - -void ll_emma2rh_irq_enable(int emma2rh_irq) -{ - u32 reg_value; - u32 reg_bitmask; - u32 reg_index; - - reg_index = EMMA2RH_BHIF_INT_EN_0 - + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) - * (emma2rh_irq / 32); - reg_value = emma2rh_in32(reg_index); - reg_bitmask = 0x1 << (emma2rh_irq % 32); - db_assert((reg_value & reg_bitmask) == 0); - emma2rh_out32(reg_index, reg_value | reg_bitmask); -} - -void ll_emma2rh_irq_disable(int emma2rh_irq) -{ - u32 reg_value; - u32 reg_bitmask; - u32 reg_index; - - reg_index = EMMA2RH_BHIF_INT_EN_0 - + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) - * (emma2rh_irq / 32); - reg_value = emma2rh_in32(reg_index); - reg_bitmask = 0x1 << (emma2rh_irq % 32); - db_assert((reg_value & reg_bitmask) != 0); - emma2rh_out32(reg_index, reg_value & ~reg_bitmask); -} diff --git a/arch/mips/emma2rh/common/prom.c b/arch/mips/emma2rh/common/prom.c deleted file mode 100644 index 97bf29e..0000000 --- a/arch/mips/emma2rh/common/prom.c +++ /dev/null @@ -1,72 +0,0 @@ -/* - * arch/mips/emma2rh/common/prom.c - * This file is prom file. - * - * Copyright (C) NEC Electronics Corporation 2004-2006 - * - * This file is based on the arch/mips/ddb5xxx/common/prom.c - * - * Copyright 2001 MontaVista Software Inc. - * - * 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 - */ -#include -#include -#include -#include - -#include -#include -#include - -const char *get_system_type(void) -{ -#ifdef CONFIG_NEC_MARKEINS - return "NEC EMMA2RH Mark-eins"; -#else -#error Unknown NEC board -#endif -} - -/* [jsun@junsun.net] PMON passes arguments in C main() style */ -void __init prom_init(void) -{ - int argc = fw_arg0; - char **arg = (char **)fw_arg1; - int i; - - /* if user passes kernel args, ignore the default one */ - if (argc > 1) - arcs_cmdline[0] = '\0'; - - /* arg[0] is "g", the rest is boot parameters */ - for (i = 1; i < argc; i++) { - if (strlen(arcs_cmdline) + strlen(arg[i] + 1) - >= sizeof(arcs_cmdline)) - break; - strcat(arcs_cmdline, arg[i]); - strcat(arcs_cmdline, " "); - } - -#ifdef CONFIG_NEC_MARKEINS - add_memory_region(0, EMMA2RH_RAM_SIZE, BOOT_MEM_RAM); -#else -#error Unknown NEC board -#endif -} - -void __init prom_free_prom_memory(void) -{ -} diff --git a/arch/mips/emma2rh/markeins/Makefile b/arch/mips/emma2rh/markeins/Makefile deleted file mode 100644 index 3c8b864..0000000 --- a/arch/mips/emma2rh/markeins/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# -# arch/mips/emma2rh/markeins/Makefile -# Makefile for the common code of NEC EMMA2RH based board. -# -# Copyright (C) NEC Electronics Corporation 2005-2006 -# -# 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. -# - -obj-$(CONFIG_NEC_MARKEINS) += irq.o irq_markeins.o setup.o led.o platform.o diff --git a/arch/mips/emma2rh/markeins/irq.c b/arch/mips/emma2rh/markeins/irq.c deleted file mode 100644 index 6bcf6a0..0000000 --- a/arch/mips/emma2rh/markeins/irq.c +++ /dev/null @@ -1,132 +0,0 @@ -/* - * arch/mips/emma2rh/markeins/irq.c - * This file defines the irq handler for EMMA2RH. - * - * Copyright (C) NEC Electronics Corporation 2004-2006 - * - * This file is based on the arch/mips/ddb5xxx/ddb5477/irq.c - * - * Copyright 2001 MontaVista Software Inc. - * - * 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 - */ -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -#include - -/* - * IRQ mapping - * - * 0-7: 8 CPU interrupts - * 0 - software interrupt 0 - * 1 - software interrupt 1 - * 2 - most Vrc5477 interrupts are routed to this pin - * 3 - (optional) some other interrupts routed to this pin for debugg - * 4 - not used - * 5 - not used - * 6 - not used - * 7 - cpu timer (used by default) - * - */ - -extern void emma2rh_sw_irq_init(u32 base); -extern void emma2rh_gpio_irq_init(u32 base); -extern void emma2rh_irq_init(u32 base); -extern void emma2rh_irq_dispatch(void); - -static struct irqaction irq_cascade = { - .handler = no_action, - .flags = 0, - .mask = CPU_MASK_NONE, - .name = "cascade", - .dev_id = NULL, - .next = NULL, -}; - -void __init arch_init_irq(void) -{ - u32 reg; - - db_run(printk("markeins_irq_setup invoked.\n")); - - /* by default, interrupts are disabled. */ - emma2rh_out32(EMMA2RH_BHIF_INT_EN_0, 0); - emma2rh_out32(EMMA2RH_BHIF_INT_EN_1, 0); - emma2rh_out32(EMMA2RH_BHIF_INT_EN_2, 0); - emma2rh_out32(EMMA2RH_BHIF_INT1_EN_0, 0); - emma2rh_out32(EMMA2RH_BHIF_INT1_EN_1, 0); - emma2rh_out32(EMMA2RH_BHIF_INT1_EN_2, 0); - emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, 0); - - clear_c0_status(0xff00); - set_c0_status(0x0400); - -#define GPIO_PCI (0xf<<15) - /* setup GPIO interrupt for PCI interface */ - /* direction input */ - reg = emma2rh_in32(EMMA2RH_GPIO_DIR); - emma2rh_out32(EMMA2RH_GPIO_DIR, reg & ~GPIO_PCI); - /* disable interrupt */ - reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); - emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg & ~GPIO_PCI); - /* level triggerd */ - reg = emma2rh_in32(EMMA2RH_GPIO_INT_MODE); - emma2rh_out32(EMMA2RH_GPIO_INT_MODE, reg | GPIO_PCI); - reg = emma2rh_in32(EMMA2RH_GPIO_INT_CND_A); - emma2rh_out32(EMMA2RH_GPIO_INT_CND_A, reg & (~GPIO_PCI)); - /* interrupt clear */ - emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~GPIO_PCI); - - /* init all controllers */ - emma2rh_irq_init(EMMA2RH_IRQ_BASE); - emma2rh_sw_irq_init(EMMA2RH_SW_IRQ_BASE); - emma2rh_gpio_irq_init(EMMA2RH_GPIO_IRQ_BASE); - mips_cpu_irq_init(); - - /* setup cascade interrupts */ - setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_SW_CASCADE, &irq_cascade); - setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_GPIO_CASCADE, &irq_cascade); - setup_irq(CPU_IRQ_BASE + CPU_EMMA2RH_CASCADE, &irq_cascade); -} - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; - - if (pending & STATUSF_IP7) - do_IRQ(CPU_IRQ_BASE + 7); - else if (pending & STATUSF_IP2) - emma2rh_irq_dispatch(); - else if (pending & STATUSF_IP1) - do_IRQ(CPU_IRQ_BASE + 1); - else if (pending & STATUSF_IP0) - do_IRQ(CPU_IRQ_BASE + 0); - else - spurious_interrupt(); -} - - diff --git a/arch/mips/emma2rh/markeins/irq_markeins.c b/arch/mips/emma2rh/markeins/irq_markeins.c deleted file mode 100644 index fba5c15..0000000 --- a/arch/mips/emma2rh/markeins/irq_markeins.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - * arch/mips/emma2rh/markeins/irq_markeins.c - * This file defines the irq handler for Mark-eins. - * - * Copyright (C) NEC Electronics Corporation 2004-2006 - * - * This file is based on the arch/mips/ddb5xxx/ddb5477/irq_5477.c - * - * Copyright 2001 MontaVista Software Inc. - * - * 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 - */ -#include -#include -#include -#include - -#include -#include - -static int emma2rh_sw_irq_base = -1; -static int emma2rh_gpio_irq_base = -1; - -void ll_emma2rh_sw_irq_enable(int reg); -void ll_emma2rh_sw_irq_disable(int reg); -void ll_emma2rh_gpio_irq_enable(int reg); -void ll_emma2rh_gpio_irq_disable(int reg); - -static void emma2rh_sw_irq_enable(unsigned int irq) -{ - ll_emma2rh_sw_irq_enable(irq - emma2rh_sw_irq_base); -} - -static void emma2rh_sw_irq_disable(unsigned int irq) -{ - ll_emma2rh_sw_irq_disable(irq - emma2rh_sw_irq_base); -} - -struct irq_chip emma2rh_sw_irq_controller = { - .name = "emma2rh_sw_irq", - .ack = emma2rh_sw_irq_disable, - .mask = emma2rh_sw_irq_disable, - .mask_ack = emma2rh_sw_irq_disable, - .unmask = emma2rh_sw_irq_enable, -}; - -void emma2rh_sw_irq_init(u32 irq_base) -{ - u32 i; - - for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ_SW; i++) - set_irq_chip_and_handler(i, &emma2rh_sw_irq_controller, - handle_level_irq); - - emma2rh_sw_irq_base = irq_base; -} - -void ll_emma2rh_sw_irq_enable(int irq) -{ - u32 reg; - - db_assert(irq >= 0); - db_assert(irq < NUM_EMMA2RH_IRQ_SW); - - reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); - reg |= 1 << irq; - emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); -} - -void ll_emma2rh_sw_irq_disable(int irq) -{ - u32 reg; - - db_assert(irq >= 0); - db_assert(irq < 32); - - reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); - reg &= ~(1 << irq); - emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); -} - -static void emma2rh_gpio_irq_enable(unsigned int irq) -{ - ll_emma2rh_gpio_irq_enable(irq - emma2rh_gpio_irq_base); -} - -static void emma2rh_gpio_irq_disable(unsigned int irq) -{ - ll_emma2rh_gpio_irq_disable(irq - emma2rh_gpio_irq_base); -} - -static void emma2rh_gpio_irq_ack(unsigned int irq) -{ - irq -= emma2rh_gpio_irq_base; - emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~(1 << irq)); - ll_emma2rh_gpio_irq_disable(irq); -} - -static void emma2rh_gpio_irq_end(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - ll_emma2rh_gpio_irq_enable(irq - emma2rh_gpio_irq_base); -} - -struct irq_chip emma2rh_gpio_irq_controller = { - .name = "emma2rh_gpio_irq", - .ack = emma2rh_gpio_irq_ack, - .mask = emma2rh_gpio_irq_disable, - .mask_ack = emma2rh_gpio_irq_ack, - .unmask = emma2rh_gpio_irq_enable, - .end = emma2rh_gpio_irq_end, -}; - -void emma2rh_gpio_irq_init(u32 irq_base) -{ - u32 i; - - for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ_GPIO; i++) - set_irq_chip(i, &emma2rh_gpio_irq_controller); - - emma2rh_gpio_irq_base = irq_base; -} - -void ll_emma2rh_gpio_irq_enable(int irq) -{ - u32 reg; - - db_assert(irq >= 0); - db_assert(irq < NUM_EMMA2RH_IRQ_GPIO); - - reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); - reg |= 1 << irq; - emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); -} - -void ll_emma2rh_gpio_irq_disable(int irq) -{ - u32 reg; - - db_assert(irq >= 0); - db_assert(irq < NUM_EMMA2RH_IRQ_GPIO); - - reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); - reg &= ~(1 << irq); - emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); -} diff --git a/arch/mips/emma2rh/markeins/led.c b/arch/mips/emma2rh/markeins/led.c deleted file mode 100644 index b65254c..0000000 --- a/arch/mips/emma2rh/markeins/led.c +++ /dev/null @@ -1,60 +0,0 @@ -/* - * arch/mips/emma2rh/markeins/led.c - * This file defines the led display for Mark-eins. - * - * Copyright (C) NEC Electronics Corporation 2004-2006 - * - * 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 - */ -#include -#include -#include -#include - -const unsigned long clear = 0x20202020; - -#define LED_BASE 0xb1400038 - -void markeins_led_clear(void) -{ - emma2rh_out32(LED_BASE, clear); - emma2rh_out32(LED_BASE + 4, clear); -} - -void markeins_led(const char *str) -{ - int i; - int len = strlen(str); - - markeins_led_clear(); - if (len > 8) - len = 8; - - if (emma2rh_in32(0xb0000800) & (0x1 << 18)) - for (i = 0; i < len; i++) - emma2rh_out8(LED_BASE + i, str[i]); - else - for (i = 0; i < len; i++) - emma2rh_out8(LED_BASE + (i & 4) + (3 - (i & 3)), - str[i]); -} - -void markeins_led_hex(u32 val) -{ - char str[10]; - - sprintf(str, "%08x", val); - markeins_led(str); -} diff --git a/arch/mips/emma2rh/markeins/platform.c b/arch/mips/emma2rh/markeins/platform.c deleted file mode 100644 index fb9cda2..0000000 --- a/arch/mips/emma2rh/markeins/platform.c +++ /dev/null @@ -1,191 +0,0 @@ -/* - * arch/mips/emma2rh/markeins/platofrm.c - * This file sets up platform devices for EMMA2RH Mark-eins. - * - * Copyright(C) MontaVista Software Inc, 2006 - * - * Author: dmitry pervushin - * - * 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 - */ -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include - -#include - - -#define I2C_EMMA2RH "emma2rh-iic" /* must be in sync with IIC driver */ - -static struct resource i2c_emma_resources_0[] = { - { - .name = NULL, - .start = EMMA2RH_IRQ_PIIC0, - .end = EMMA2RH_IRQ_PIIC0, - .flags = IORESOURCE_IRQ - }, { - .name = NULL, - .start = EMMA2RH_PIIC0_BASE, - .end = EMMA2RH_PIIC0_BASE + 0x1000, - .flags = 0 - }, -}; - -struct resource i2c_emma_resources_1[] = { - { - .name = NULL, - .start = EMMA2RH_IRQ_PIIC1, - .end = EMMA2RH_IRQ_PIIC1, - .flags = IORESOURCE_IRQ - }, { - .name = NULL, - .start = EMMA2RH_PIIC1_BASE, - .end = EMMA2RH_PIIC1_BASE + 0x1000, - .flags = 0 - }, -}; - -struct resource i2c_emma_resources_2[] = { - { - .name = NULL, - .start = EMMA2RH_IRQ_PIIC2, - .end = EMMA2RH_IRQ_PIIC2, - .flags = IORESOURCE_IRQ - }, { - .name = NULL, - .start = EMMA2RH_PIIC2_BASE, - .end = EMMA2RH_PIIC2_BASE + 0x1000, - .flags = 0 - }, -}; - -struct platform_device i2c_emma_devices[] = { - [0] = { - .name = I2C_EMMA2RH, - .id = 0, - .resource = i2c_emma_resources_0, - .num_resources = ARRAY_SIZE(i2c_emma_resources_0), - }, - [1] = { - .name = I2C_EMMA2RH, - .id = 1, - .resource = i2c_emma_resources_1, - .num_resources = ARRAY_SIZE(i2c_emma_resources_1), - }, - [2] = { - .name = I2C_EMMA2RH, - .id = 2, - .resource = i2c_emma_resources_2, - .num_resources = ARRAY_SIZE(i2c_emma_resources_2), - }, -}; - -#define EMMA2RH_SERIAL_CLOCK 18544000 -#define EMMA2RH_SERIAL_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST - -static struct plat_serial8250_port platform_serial_ports[] = { - [0] = { - .membase= (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3), - .irq = EMMA2RH_IRQ_PFUR0, - .uartclk = EMMA2RH_SERIAL_CLOCK, - .regshift = 4, - .iotype = UPIO_MEM, - .flags = EMMA2RH_SERIAL_FLAGS, - }, [1] = { - .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3), - .irq = EMMA2RH_IRQ_PFUR1, - .uartclk = EMMA2RH_SERIAL_CLOCK, - .regshift = 4, - .iotype = UPIO_MEM, - .flags = EMMA2RH_SERIAL_FLAGS, - }, [2] = { - .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR2_BASE + 3), - .irq = EMMA2RH_IRQ_PFUR2, - .uartclk = EMMA2RH_SERIAL_CLOCK, - .regshift = 4, - .iotype = UPIO_MEM, - .flags = EMMA2RH_SERIAL_FLAGS, - }, [3] = { - .flags = 0, - }, -}; - -static struct platform_device serial_emma = { - .name = "serial8250", - .dev = { - .platform_data = &platform_serial_ports, - }, -}; - -static struct platform_device *devices[] = { - &i2c_emma_devices[0], - &i2c_emma_devices[1], - &i2c_emma_devices[2], - &serial_emma, -}; - -static struct mtd_partition markeins_parts[] = { - [0] = { - .name = "RootFS", - .offset = 0x00000000, - .size = 0x00c00000, - }, - [1] = { - .name = "boot code area", - .offset = MTDPART_OFS_APPEND, - .size = 0x00100000, - }, - [2] = { - .name = "kernel image", - .offset = MTDPART_OFS_APPEND, - .size = 0x00300000, - }, - [3] = { - .name = "RootFS2", - .offset = MTDPART_OFS_APPEND, - .size = 0x00c00000, - }, - [4] = { - .name = "boot code area2", - .offset = MTDPART_OFS_APPEND, - .size = 0x00100000, - }, - [5] = { - .name = "kernel image2", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - }, -}; - -static int __init platform_devices_setup(void) -{ - physmap_set_partitions(markeins_parts, ARRAY_SIZE(markeins_parts)); - return platform_add_devices(devices, ARRAY_SIZE(devices)); -} - -arch_initcall(platform_devices_setup); - diff --git a/arch/mips/emma2rh/markeins/setup.c b/arch/mips/emma2rh/markeins/setup.c deleted file mode 100644 index b6a23ad..0000000 --- a/arch/mips/emma2rh/markeins/setup.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * arch/mips/emma2rh/markeins/setup.c - * This file is setup for EMMA2RH Mark-eins. - * - * Copyright (C) NEC Electronics Corporation 2004-2006 - * - * This file is based on the arch/mips/ddb5xxx/ddb5477/setup.c. - * - * Copyright 2001 MontaVista Software Inc. - * - * 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 - */ -#include -#include -#include - -#include -#include - -#include - -#define USE_CPU_COUNTER_TIMER /* whether we use cpu counter */ - -extern void markeins_led(const char *); - -static int bus_frequency = 0; - -static void markeins_machine_restart(char *command) -{ - static void (*back_to_prom) (void) = (void (*)(void))0xbfc00000; - - printk("cannot EMMA2RH Mark-eins restart.\n"); - markeins_led("restart."); - back_to_prom(); -} - -static void markeins_machine_halt(void) -{ - printk("EMMA2RH Mark-eins halted.\n"); - markeins_led("halted."); - while (1) ; -} - -static void markeins_machine_power_off(void) -{ - printk("EMMA2RH Mark-eins halted. Please turn off the power.\n"); - markeins_led("poweroff."); - while (1) ; -} - -static unsigned long __initdata emma2rh_clock[4] = { - 166500000, 187312500, 199800000, 210600000 -}; - -static unsigned int __init detect_bus_frequency(unsigned long rtc_base) -{ - u32 reg; - - /* detect from boot strap */ - reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0); - reg = (reg >> 4) & 0x3; - - return emma2rh_clock[reg]; -} - -void __init plat_time_init(void) -{ - u32 reg; - if (bus_frequency == 0) - bus_frequency = detect_bus_frequency(0); - - reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0); - if ((reg & 0x3) == 0) - reg = (reg >> 6) & 0x3; - else { - reg = emma2rh_in32(EMMA2RH_BHIF_MAIN_CTRL); - reg = (reg >> 4) & 0x3; - } - mips_hpt_frequency = (bus_frequency * (4 + reg)) / 4 / 2; -} - -static void markeins_board_init(void); -extern void markeins_irq_setup(void); - -static void inline __init markeins_sio_setup(void) -{ -} - -void __init plat_mem_setup(void) -{ - /* initialize board - we don't trust the loader */ - markeins_board_init(); - - set_io_port_base(KSEG1ADDR(EMMA2RH_PCI_IO_BASE)); - - _machine_restart = markeins_machine_restart; - _machine_halt = markeins_machine_halt; - pm_power_off = markeins_machine_power_off; - - /* setup resource limits */ - ioport_resource.start = EMMA2RH_PCI_IO_BASE; - ioport_resource.end = EMMA2RH_PCI_IO_BASE + EMMA2RH_PCI_IO_SIZE - 1; - iomem_resource.start = EMMA2RH_IO_BASE; - iomem_resource.end = EMMA2RH_ROM_BASE - 1; - - /* Reboot on panic */ - panic_timeout = 180; - - markeins_sio_setup(); -} - -static void __init markeins_board_init(void) -{ - u32 val; - - val = emma2rh_in32(EMMA2RH_PBRD_INT_EN); /* open serial interrupts. */ - emma2rh_out32(EMMA2RH_PBRD_INT_EN, val | 0xaa); - val = emma2rh_in32(EMMA2RH_PBRD_CLKSEL); /* set serial clocks. */ - emma2rh_out32(EMMA2RH_PBRD_CLKSEL, val | 0x5); /* 18MHz */ - emma2rh_out32(EMMA2RH_PCI_CONTROL, 0); - - markeins_led("MVL E2RH"); -} -- cgit v1.1