diff options
Diffstat (limited to 'arch/arm/mach-clps711x')
22 files changed, 930 insertions, 728 deletions
diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig index 263242da2cb8..2d00165e85ec 100644 --- a/arch/arm/mach-clps711x/Kconfig +++ b/arch/arm/mach-clps711x/Kconfig @@ -10,7 +10,6 @@ config ARCH_AUTCPU12 config ARCH_CDB89712 bool "CDB89712" - select ISA help This is an evaluation board from Cirrus for the CS89712 processor. The board includes 2 serial ports, Ethernet, IRDA, and expansion @@ -25,7 +24,6 @@ config ARCH_EDB7211 bool "EDB7211" select ARCH_SELECT_MEMORY_MODEL select ARCH_SPARSEMEM_ENABLE - select ISA help Say Y here if you intend to run this kernel on a Cirrus Logic EDB-7211 evaluation board. diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile index 6da6940b3656..992995af666a 100644 --- a/arch/arm/mach-clps711x/Makefile +++ b/arch/arm/mach-clps711x/Makefile @@ -9,9 +9,9 @@ obj-m := obj-n := obj- := -obj-$(CONFIG_ARCH_AUTCPU12) += autcpu12.o -obj-$(CONFIG_ARCH_CDB89712) += cdb89712.o -obj-$(CONFIG_ARCH_CLEP7312) += clep7312.o -obj-$(CONFIG_ARCH_EDB7211) += edb7211-arch.o edb7211-mm.o -obj-$(CONFIG_ARCH_FORTUNET) += fortunet.o -obj-$(CONFIG_ARCH_P720T) += p720t.o +obj-$(CONFIG_ARCH_AUTCPU12) += board-autcpu12.o +obj-$(CONFIG_ARCH_CDB89712) += board-cdb89712.o +obj-$(CONFIG_ARCH_CLEP7312) += board-clep7312.o +obj-$(CONFIG_ARCH_EDB7211) += board-edb7211.o +obj-$(CONFIG_ARCH_FORTUNET) += board-fortunet.o +obj-$(CONFIG_ARCH_P720T) += board-p720t.o diff --git a/arch/arm/mach-clps711x/Makefile.boot b/arch/arm/mach-clps711x/Makefile.boot index 9398e859b5af..eba77d35a615 100644 --- a/arch/arm/mach-clps711x/Makefile.boot +++ b/arch/arm/mach-clps711x/Makefile.boot @@ -1,5 +1,4 @@ # The standard locations for stuff on CLPS711x type processors - zreladdr-y += 0xc0028000 params_phys-y := 0xc0000100 # Should probably have some agreement on these... initrd_phys-$(CONFIG_ARCH_P720T) := 0xc0400000 diff --git a/arch/arm/mach-clps711x/autcpu12.c b/arch/arm/mach-clps711x/autcpu12.c deleted file mode 100644 index 32871918bb6e..000000000000 --- a/arch/arm/mach-clps711x/autcpu12.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/autcpu12.c - * - * (c) 2001 Thomas Gleixner, autronix automation <gleixner@autronix.de> - * - * 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 <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/io.h> -#include <linux/ioport.h> -#include <linux/platform_device.h> - -#include <mach/hardware.h> -#include <asm/sizes.h> -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/pgtable.h> -#include <asm/page.h> - -#include <asm/mach/map.h> -#include <mach/autcpu12.h> - -#include "common.h" - -/* - * The on-chip registers are given a size of 1MB so that a section can - * be used to map them; this saves a page table. This is the place to - * add mappings for ROM, expansion memory, PCMCIA, etc. (if static - * mappings are chosen for those areas). - * -*/ - -static struct map_desc autcpu12_io_desc[] __initdata = { - /* memory-mapped extra io and CS8900A Ethernet chip */ - /* ethernet chip */ - { - .virtual = AUTCPU12_VIRT_CS8900A, - .pfn = __phys_to_pfn(AUTCPU12_PHYS_CS8900A), - .length = SZ_1M, - .type = MT_DEVICE - } -}; - -void __init autcpu12_map_io(void) -{ - clps711x_map_io(); - iotable_init(autcpu12_io_desc, ARRAY_SIZE(autcpu12_io_desc)); -} - -static struct resource autcpu12_nvram_resource[] __initdata = { - DEFINE_RES_MEM_NAMED(AUTCPU12_PHYS_NVRAM, SZ_128K, "SRAM"), -}; - -static struct platform_device autcpu12_nvram_pdev __initdata = { - .name = "autcpu12_nvram", - .id = -1, - .resource = autcpu12_nvram_resource, - .num_resources = ARRAY_SIZE(autcpu12_nvram_resource), -}; - -static void __init autcpu12_init(void) -{ - platform_device_register(&autcpu12_nvram_pdev); -} - -MACHINE_START(AUTCPU12, "autronix autcpu12") - /* Maintainer: Thomas Gleixner */ - .atag_offset = 0x20000, - .init_machine = autcpu12_init, - .map_io = autcpu12_map_io, - .init_irq = clps711x_init_irq, - .timer = &clps711x_timer, - .restart = clps711x_restart, -MACHINE_END - diff --git a/arch/arm/mach-clps711x/board-autcpu12.c b/arch/arm/mach-clps711x/board-autcpu12.c new file mode 100644 index 000000000000..3fbf43f72589 --- /dev/null +++ b/arch/arm/mach-clps711x/board-autcpu12.c @@ -0,0 +1,179 @@ +/* + * linux/arch/arm/mach-clps711x/autcpu12.c + * + * (c) 2001 Thomas Gleixner, autronix automation <gleixner@autronix.de> + * + * 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 <linux/kernel.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/string.h> +#include <linux/mm.h> +#include <linux/io.h> +#include <linux/gpio.h> +#include <linux/ioport.h> +#include <linux/interrupt.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/nand-gpio.h> +#include <linux/platform_device.h> +#include <linux/basic_mmio_gpio.h> + +#include <mach/hardware.h> +#include <asm/sizes.h> +#include <asm/setup.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/pgtable.h> +#include <asm/page.h> + +#include <asm/mach/map.h> +#include <mach/autcpu12.h> + +#include "common.h" + +#define AUTCPU12_CS8900_BASE (CS2_PHYS_BASE + 0x300) +#define AUTCPU12_CS8900_IRQ (IRQ_EINT3) + +#define AUTCPU12_SMC_BASE (CS1_PHYS_BASE + 0x06000000) +#define AUTCPU12_SMC_SEL_BASE (AUTCPU12_SMC_BASE + 0x10) + +#define AUTCPU12_MMGPIO_BASE (CLPS711X_NR_GPIO) +#define AUTCPU12_SMC_NCE (AUTCPU12_MMGPIO_BASE + 0) /* Bit 0 */ +#define AUTCPU12_SMC_RDY CLPS711X_GPIO(1, 2) +#define AUTCPU12_SMC_ALE CLPS711X_GPIO(1, 3) +#define AUTCPU12_SMC_CLE CLPS711X_GPIO(1, 3) + +static struct resource autcpu12_cs8900_resource[] __initdata = { + DEFINE_RES_MEM(AUTCPU12_CS8900_BASE, SZ_1K), + DEFINE_RES_IRQ(AUTCPU12_CS8900_IRQ), +}; + +static struct resource autcpu12_nvram_resource[] __initdata = { + DEFINE_RES_MEM_NAMED(AUTCPU12_PHYS_NVRAM, SZ_128K, "SRAM"), +}; + +static struct platform_device autcpu12_nvram_pdev __initdata = { + .name = "autcpu12_nvram", + .id = -1, + .resource = autcpu12_nvram_resource, + .num_resources = ARRAY_SIZE(autcpu12_nvram_resource), +}; + +static struct resource autcpu12_nand_resource[] __initdata = { + DEFINE_RES_MEM(AUTCPU12_SMC_BASE, SZ_16), +}; + +static struct mtd_partition autcpu12_nand_parts[] __initdata = { + { + .name = "Flash partition 1", + .offset = 0, + .size = SZ_8M, + }, + { + .name = "Flash partition 2", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static void __init autcpu12_adjust_parts(struct gpio_nand_platdata *pdata, + size_t sz) +{ + switch (sz) { + case SZ_16M: + case SZ_32M: + break; + case SZ_64M: + case SZ_128M: + pdata->parts[0].size = SZ_16M; + break; + default: + pr_warn("Unsupported SmartMedia device size %u\n", sz); + break; + } +} + +static struct gpio_nand_platdata autcpu12_nand_pdata __initdata = { + .gpio_rdy = AUTCPU12_SMC_RDY, + .gpio_nce = AUTCPU12_SMC_NCE, + .gpio_ale = AUTCPU12_SMC_ALE, + .gpio_cle = AUTCPU12_SMC_CLE, + .gpio_nwp = -1, + .chip_delay = 20, + .parts = autcpu12_nand_parts, + .num_parts = ARRAY_SIZE(autcpu12_nand_parts), + .adjust_parts = autcpu12_adjust_parts, +}; + +static struct platform_device autcpu12_nand_pdev __initdata = { + .name = "gpio-nand", + .id = -1, + .resource = autcpu12_nand_resource, + .num_resources = ARRAY_SIZE(autcpu12_nand_resource), + .dev = { + .platform_data = &autcpu12_nand_pdata, + }, +}; + +static struct resource autcpu12_mmgpio_resource[] __initdata = { + DEFINE_RES_MEM_NAMED(AUTCPU12_SMC_SEL_BASE, SZ_1, "dat"), +}; + +static struct bgpio_pdata autcpu12_mmgpio_pdata __initdata = { + .base = AUTCPU12_MMGPIO_BASE, + .ngpio = 8, +}; + +static struct platform_device autcpu12_mmgpio_pdev __initdata = { + .name = "basic-mmio-gpio", + .id = -1, + .resource = autcpu12_mmgpio_resource, + .num_resources = ARRAY_SIZE(autcpu12_mmgpio_resource), + .dev = { + .platform_data = &autcpu12_mmgpio_pdata, + }, +}; + +static void __init autcpu12_init(void) +{ + platform_device_register_simple("video-clps711x", 0, NULL, 0); + platform_device_register_simple("cs89x0", 0, autcpu12_cs8900_resource, + ARRAY_SIZE(autcpu12_cs8900_resource)); + platform_device_register(&autcpu12_mmgpio_pdev); + platform_device_register(&autcpu12_nvram_pdev); +} + +static void __init autcpu12_init_late(void) +{ + if (IS_ENABLED(MTD_NAND_GPIO) && IS_ENABLED(GPIO_GENERIC_PLATFORM)) { + /* We are need both drivers to handle NAND */ + platform_device_register(&autcpu12_nand_pdev); + } +} + +MACHINE_START(AUTCPU12, "autronix autcpu12") + /* Maintainer: Thomas Gleixner */ + .atag_offset = 0x20000, + .nr_irqs = CLPS711X_NR_IRQS, + .map_io = clps711x_map_io, + .init_irq = clps711x_init_irq, + .timer = &clps711x_timer, + .init_machine = autcpu12_init, + .init_late = autcpu12_init_late, + .handle_irq = clps711x_handle_irq, + .restart = clps711x_restart, +MACHINE_END + diff --git a/arch/arm/mach-clps711x/board-cdb89712.c b/arch/arm/mach-clps711x/board-cdb89712.c new file mode 100644 index 000000000000..60900ddf97c9 --- /dev/null +++ b/arch/arm/mach-clps711x/board-cdb89712.c @@ -0,0 +1,147 @@ +/* + * linux/arch/arm/mach-clps711x/cdb89712.c + * + * Copyright (C) 2000-2001 Deep Blue Solutions Ltd + * + * 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 <linux/kernel.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/string.h> +#include <linux/mm.h> +#include <linux/io.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> + +#include <linux/mtd/physmap.h> +#include <linux/mtd/plat-ram.h> +#include <linux/mtd/partitions.h> + +#include <mach/hardware.h> +#include <asm/pgtable.h> +#include <asm/page.h> +#include <asm/setup.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> + +#include "common.h" + +#define CDB89712_CS8900_BASE (CS2_PHYS_BASE + 0x300) +#define CDB89712_CS8900_IRQ (IRQ_EINT3) + +static struct resource cdb89712_cs8900_resource[] __initdata = { + DEFINE_RES_MEM(CDB89712_CS8900_BASE, SZ_1K), + DEFINE_RES_IRQ(CDB89712_CS8900_IRQ), +}; + +static struct mtd_partition cdb89712_flash_partitions[] __initdata = { + { + .name = "Flash", + .offset = 0, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data cdb89712_flash_pdata __initdata = { + .width = 4, + .probe_type = "map_rom", + .parts = cdb89712_flash_partitions, + .nr_parts = ARRAY_SIZE(cdb89712_flash_partitions), +}; + +static struct resource cdb89712_flash_resources[] __initdata = { + DEFINE_RES_MEM(CS0_PHYS_BASE, SZ_8M), +}; + +static struct platform_device cdb89712_flash_pdev __initdata = { + .name = "physmap-flash", + .id = 0, + .resource = cdb89712_flash_resources, + .num_resources = ARRAY_SIZE(cdb89712_flash_resources), + .dev = { + .platform_data = &cdb89712_flash_pdata, + }, +}; + +static struct mtd_partition cdb89712_bootrom_partitions[] __initdata = { + { + .name = "BootROM", + .offset = 0, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data cdb89712_bootrom_pdata __initdata = { + .width = 4, + .probe_type = "map_rom", + .parts = cdb89712_bootrom_partitions, + .nr_parts = ARRAY_SIZE(cdb89712_bootrom_partitions), +}; + +static struct resource cdb89712_bootrom_resources[] __initdata = { + DEFINE_RES_NAMED(CS7_PHYS_BASE, SZ_128, "BOOTROM", IORESOURCE_MEM | + IORESOURCE_CACHEABLE | IORESOURCE_READONLY), +}; + +static struct platform_device cdb89712_bootrom_pdev __initdata = { + .name = "physmap-flash", + .id = 1, + .resource = cdb89712_bootrom_resources, + .num_resources = ARRAY_SIZE(cdb89712_bootrom_resources), + .dev = { + .platform_data = &cdb89712_bootrom_pdata, + }, +}; + +static struct platdata_mtd_ram cdb89712_sram_pdata __initdata = { + .bankwidth = 4, +}; + +static struct resource cdb89712_sram_resources[] __initdata = { + DEFINE_RES_MEM(CLPS711X_SRAM_BASE, CLPS711X_SRAM_SIZE), +}; + +static struct platform_device cdb89712_sram_pdev __initdata = { + .name = "mtd-ram", + .id = 0, + .resource = cdb89712_sram_resources, + .num_resources = ARRAY_SIZE(cdb89712_sram_resources), + .dev = { + .platform_data = &cdb89712_sram_pdata, + }, +}; + +static void __init cdb89712_init(void) +{ + platform_device_register(&cdb89712_flash_pdev); + platform_device_register(&cdb89712_bootrom_pdev); + platform_device_register(&cdb89712_sram_pdev); + platform_device_register_simple("cs89x0", 0, cdb89712_cs8900_resource, + ARRAY_SIZE(cdb89712_cs8900_resource)); +} + +MACHINE_START(CDB89712, "Cirrus-CDB89712") + /* Maintainer: Ray Lehtiniemi */ + .atag_offset = 0x100, + .nr_irqs = CLPS711X_NR_IRQS, + .map_io = clps711x_map_io, + .init_irq = clps711x_init_irq, + .timer = &clps711x_timer, + .init_machine = cdb89712_init, + .handle_irq = clps711x_handle_irq, + .restart = clps711x_restart, +MACHINE_END diff --git a/arch/arm/mach-clps711x/clep7312.c b/arch/arm/mach-clps711x/board-clep7312.c index dbc7842639dc..0b32a487183b 100644 --- a/arch/arm/mach-clps711x/clep7312.c +++ b/arch/arm/mach-clps711x/board-clep7312.c @@ -33,14 +33,14 @@ fixup_clep7312(struct tag *tags, char **cmdline, struct meminfo *mi) mi->bank[0].size = 0x01000000; } - MACHINE_START(CLEP7212, "Cirrus Logic 7212/7312") /* Maintainer: Nobody */ .atag_offset = 0x0100, + .nr_irqs = CLPS711X_NR_IRQS, .fixup = fixup_clep7312, .map_io = clps711x_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .handle_irq = clps711x_handle_irq, .restart = clps711x_restart, MACHINE_END - diff --git a/arch/arm/mach-clps711x/board-edb7211.c b/arch/arm/mach-clps711x/board-edb7211.c new file mode 100644 index 000000000000..71aa5cf2c0d3 --- /dev/null +++ b/arch/arm/mach-clps711x/board-edb7211.c @@ -0,0 +1,180 @@ +/* + * Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved. + * + * 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. + */ + +#include <linux/init.h> +#include <linux/gpio.h> +#include <linux/delay.h> +#include <linux/memblock.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/backlight.h> +#include <linux/platform_device.h> + +#include <linux/mtd/physmap.h> +#include <linux/mtd/partitions.h> + +#include <asm/setup.h> +#include <asm/mach/map.h> +#include <asm/mach/arch.h> +#include <asm/mach-types.h> + +#include <video/platform_lcd.h> + +#include <mach/hardware.h> + +#include "common.h" + +#define VIDEORAM_SIZE SZ_128K + +#define EDB7211_LCD_DC_DC_EN CLPS711X_GPIO(3, 1) +#define EDB7211_LCDEN CLPS711X_GPIO(3, 2) +#define EDB7211_LCDBL CLPS711X_GPIO(3, 3) + +#define EDB7211_FLASH0_BASE (CS0_PHYS_BASE) +#define EDB7211_FLASH1_BASE (CS1_PHYS_BASE) +#define EDB7211_CS8900_BASE (CS2_PHYS_BASE + 0x300) +#define EDB7211_CS8900_IRQ (IRQ_EINT3) + +static struct resource edb7211_cs8900_resource[] __initdata = { + DEFINE_RES_MEM(EDB7211_CS8900_BASE, SZ_1K), + DEFINE_RES_IRQ(EDB7211_CS8900_IRQ), +}; + +static struct mtd_partition edb7211_flash_partitions[] __initdata = { + { + .name = "Flash", + .offset = 0, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data edb7211_flash_pdata __initdata = { + .width = 4, + .parts = edb7211_flash_partitions, + .nr_parts = ARRAY_SIZE(edb7211_flash_partitions), +}; + +static struct resource edb7211_flash_resources[] __initdata = { + DEFINE_RES_MEM(EDB7211_FLASH0_BASE, SZ_8M), + DEFINE_RES_MEM(EDB7211_FLASH1_BASE, SZ_8M), +}; + +static struct platform_device edb7211_flash_pdev __initdata = { + .name = "physmap-flash", + .id = 0, + .resource = edb7211_flash_resources, + .num_resources = ARRAY_SIZE(edb7211_flash_resources), + .dev = { + .platform_data = &edb7211_flash_pdata, + }, +}; + +static void edb7211_lcd_power_set(struct plat_lcd_data *pd, unsigned int power) +{ + if (power) { + gpio_set_value(EDB7211_LCDEN, 1); + udelay(100); + gpio_set_value(EDB7211_LCD_DC_DC_EN, 1); + } else { + gpio_set_value(EDB7211_LCD_DC_DC_EN, 0); + udelay(100); + gpio_set_value(EDB7211_LCDEN, 0); + } +} + +static struct plat_lcd_data edb7211_lcd_power_pdata = { + .set_power = edb7211_lcd_power_set, +}; + +static void edb7211_lcd_backlight_set_intensity(int intensity) +{ + gpio_set_value(EDB7211_LCDBL, intensity); +} + +static struct generic_bl_info edb7211_lcd_backlight_pdata = { + .name = "lcd-backlight.0", + .default_intensity = 0x01, + .max_intensity = 0x01, + .set_bl_intensity = edb7211_lcd_backlight_set_intensity, +}; + +static struct gpio edb7211_gpios[] __initconst = { + { EDB7211_LCD_DC_DC_EN, GPIOF_OUT_INIT_LOW, "LCD DC-DC" }, + { EDB7211_LCDEN, GPIOF_OUT_INIT_LOW, "LCD POWER" }, + { EDB7211_LCDBL, GPIOF_OUT_INIT_LOW, "LCD BACKLIGHT" }, +}; + +static struct map_desc edb7211_io_desc[] __initdata = { + { /* Memory-mapped extra keyboard row */ + .virtual = IO_ADDRESS(EP7211_PHYS_EXTKBD), + .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD), + .length = SZ_1M, + .type = MT_DEVICE, + }, +}; + +void __init edb7211_map_io(void) +{ + clps711x_map_io(); + iotable_init(edb7211_io_desc, ARRAY_SIZE(edb7211_io_desc)); +} + +/* Reserve screen memory region at the start of main system memory. */ +static void __init edb7211_reserve(void) +{ + memblock_reserve(PHYS_OFFSET, VIDEORAM_SIZE); +} + +static void __init +fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi) +{ + /* + * Bank start addresses are not present in the information + * passed in from the boot loader. We could potentially + * detect them, but instead we hard-code them. + * + * Banks sizes _are_ present in the param block, but we're + * not using that information yet. + */ + mi->bank[0].start = 0xc0000000; + mi->bank[0].size = SZ_8M; + mi->bank[1].start = 0xc1000000; + mi->bank[1].size = SZ_8M; + mi->nr_banks = 2; +} + +static void __init edb7211_init(void) +{ + gpio_request_array(edb7211_gpios, ARRAY_SIZE(edb7211_gpios)); + + platform_device_register(&edb7211_flash_pdev); + platform_device_register_data(&platform_bus, "platform-lcd", 0, + &edb7211_lcd_power_pdata, + sizeof(edb7211_lcd_power_pdata)); + platform_device_register_data(&platform_bus, "generic-bl", 0, + &edb7211_lcd_backlight_pdata, + sizeof(edb7211_lcd_backlight_pdata)); + platform_device_register_simple("video-clps711x", 0, NULL, 0); + platform_device_register_simple("cs89x0", 0, edb7211_cs8900_resource, + ARRAY_SIZE(edb7211_cs8900_resource)); +} + +MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)") + /* Maintainer: Jon McClintock */ + .atag_offset = VIDEORAM_SIZE + 0x100, + .nr_irqs = CLPS711X_NR_IRQS, + .fixup = fixup_edb7211, + .reserve = edb7211_reserve, + .map_io = edb7211_map_io, + .init_irq = clps711x_init_irq, + .timer = &clps711x_timer, + .init_machine = edb7211_init, + .handle_irq = clps711x_handle_irq, + .restart = clps711x_restart, +MACHINE_END diff --git a/arch/arm/mach-clps711x/fortunet.c b/arch/arm/mach-clps711x/board-fortunet.c index 3a3f0b702cb4..7d0125580366 100644 --- a/arch/arm/mach-clps711x/fortunet.c +++ b/arch/arm/mach-clps711x/board-fortunet.c @@ -74,9 +74,11 @@ fortunet_fixup(struct tag *tags, char **cmdline, struct meminfo *mi) MACHINE_START(FORTUNET, "ARM-FortuNet") /* Maintainer: FortuNet Inc. */ + .nr_irqs = CLPS711X_NR_IRQS, .fixup = fortunet_fixup, .map_io = clps711x_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .handle_irq = clps711x_handle_irq, .restart = clps711x_restart, MACHINE_END diff --git a/arch/arm/mach-clps711x/board-p720t.c b/arch/arm/mach-clps711x/board-p720t.c new file mode 100644 index 000000000000..1518fc83babd --- /dev/null +++ b/arch/arm/mach-clps711x/board-p720t.c @@ -0,0 +1,232 @@ +/* + * linux/arch/arm/mach-clps711x/p720t.c + * + * Copyright (C) 2000-2001 Deep Blue Solutions Ltd + * + * 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 <linux/kernel.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/string.h> +#include <linux/mm.h> +#include <linux/io.h> +#include <linux/slab.h> +#include <linux/leds.h> +#include <linux/sizes.h> +#include <linux/backlight.h> +#include <linux/platform_device.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/nand-gpio.h> + +#include <mach/hardware.h> +#include <asm/pgtable.h> +#include <asm/page.h> +#include <asm/setup.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <mach/syspld.h> + +#include <video/platform_lcd.h> + +#include "common.h" + +#define P720T_USERLED CLPS711X_GPIO(3, 0) +#define P720T_NAND_CLE CLPS711X_GPIO(4, 0) +#define P720T_NAND_ALE CLPS711X_GPIO(4, 1) +#define P720T_NAND_NCE CLPS711X_GPIO(4, 2) + +#define P720T_NAND_BASE (CLPS711X_SDRAM1_BASE) + +static struct resource p720t_nand_resource[] __initdata = { + DEFINE_RES_MEM(P720T_NAND_BASE, SZ_4), +}; + +static struct mtd_partition p720t_nand_parts[] __initdata = { + { + .name = "Flash partition 1", + .offset = 0, + .size = SZ_2M, + }, + { + .name = "Flash partition 2", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct gpio_nand_platdata p720t_nand_pdata __initdata = { + .gpio_rdy = -1, + .gpio_nce = P720T_NAND_NCE, + .gpio_ale = P720T_NAND_ALE, + .gpio_cle = P720T_NAND_CLE, + .gpio_nwp = -1, + .chip_delay = 15, + .parts = p720t_nand_parts, + .num_parts = ARRAY_SIZE(p720t_nand_parts), +}; + +static struct platform_device p720t_nand_pdev __initdata = { + .name = "gpio-nand", + .id = -1, + .resource = p720t_nand_resource, + .num_resources = ARRAY_SIZE(p720t_nand_resource), + .dev = { + .platform_data = &p720t_nand_pdata, + }, +}; + +static void p720t_lcd_power_set(struct plat_lcd_data *pd, unsigned int power) +{ + if (power) { + PLD_LCDEN = PLD_LCDEN_EN; + PLD_PWR |= PLD_S4_ON | PLD_S2_ON | PLD_S1_ON; + } else { + PLD_PWR &= ~(PLD_S4_ON | PLD_S2_ON | PLD_S1_ON); + PLD_LCDEN = 0; + } +} + +static struct plat_lcd_data p720t_lcd_power_pdata = { + .set_power = p720t_lcd_power_set, +}; + +static void p720t_lcd_backlight_set_intensity(int intensity) +{ + if (intensity) + PLD_PWR |= PLD_S3_ON; + else + PLD_PWR = 0; +} + +static struct generic_bl_info p720t_lcd_backlight_pdata = { + .name = "lcd-backlight.0", + .default_intensity = 0x01, + .max_intensity = 0x01, + .set_bl_intensity = p720t_lcd_backlight_set_intensity, +}; + +/* + * Map the P720T system PLD. It occupies two address spaces: + * 0x10000000 and 0x10400000. We map both regions as one. + */ +static struct map_desc p720t_io_desc[] __initdata = { + { + .virtual = SYSPLD_VIRT_BASE, + .pfn = __phys_to_pfn(SYSPLD_PHYS_BASE), + .length = SZ_8M, + .type = MT_DEVICE, + }, +}; + +static void __init +fixup_p720t(struct tag *tag, char **cmdline, struct meminfo *mi) +{ + /* + * Our bootloader doesn't setup any tags (yet). + */ + if (tag->hdr.tag != ATAG_CORE) { + tag->hdr.tag = ATAG_CORE; + tag->hdr.size = tag_size(tag_core); + tag->u.core.flags = 0; + tag->u.core.pagesize = PAGE_SIZE; + tag->u.core.rootdev = 0x0100; + + tag = tag_next(tag); + tag->hdr.tag = ATAG_MEM; + tag->hdr.size = tag_size(tag_mem32); + tag->u.mem.size = 4096; + tag->u.mem.start = PHYS_OFFSET; + + tag = tag_next(tag); + tag->hdr.tag = ATAG_NONE; + tag->hdr.size = 0; + } +} + +static void __init p720t_map_io(void) +{ + clps711x_map_io(); + iotable_init(p720t_io_desc, ARRAY_SIZE(p720t_io_desc)); +} + +static void __init p720t_init_early(void) +{ + /* + * Power down as much as possible in case we don't + * have the drivers loaded. + */ + PLD_LCDEN = 0; + PLD_PWR &= ~(PLD_S4_ON|PLD_S3_ON|PLD_S2_ON|PLD_S1_ON); + + PLD_KBD = 0; + PLD_IO = 0; + PLD_IRDA = 0; + PLD_CODEC = 0; + PLD_TCH = 0; + PLD_SPI = 0; + if (!IS_ENABLED(CONFIG_DEBUG_LL)) { + PLD_COM2 = 0; + PLD_COM1 = 0; + } +} + +static struct gpio_led p720t_gpio_leds[] = { + { + .name = "User LED", + .default_trigger = "heartbeat", + .gpio = P720T_USERLED, + }, +}; + +static struct gpio_led_platform_data p720t_gpio_led_pdata __initdata = { + .leds = p720t_gpio_leds, + .num_leds = ARRAY_SIZE(p720t_gpio_leds), +}; + +static void __init p720t_init(void) +{ + platform_device_register(&p720t_nand_pdev); + platform_device_register_data(&platform_bus, "platform-lcd", 0, + &p720t_lcd_power_pdata, + sizeof(p720t_lcd_power_pdata)); + platform_device_register_data(&platform_bus, "generic-bl", 0, + &p720t_lcd_backlight_pdata, + sizeof(p720t_lcd_backlight_pdata)); + platform_device_register_simple("video-clps711x", 0, NULL, 0); +} + +static void __init p720t_init_late(void) +{ + platform_device_register_data(&platform_bus, "leds-gpio", 0, + &p720t_gpio_led_pdata, + sizeof(p720t_gpio_led_pdata)); +} + +MACHINE_START(P720T, "ARM-Prospector720T") + /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ + .atag_offset = 0x100, + .nr_irqs = CLPS711X_NR_IRQS, + .fixup = fixup_p720t, + .map_io = p720t_map_io, + .init_early = p720t_init_early, + .init_irq = clps711x_init_irq, + .timer = &clps711x_timer, + .init_machine = p720t_init, + .init_late = p720t_init_late, + .handle_irq = clps711x_handle_irq, + .restart = clps711x_restart, +MACHINE_END diff --git a/arch/arm/mach-clps711x/cdb89712.c b/arch/arm/mach-clps711x/cdb89712.c deleted file mode 100644 index c314f49d6ef6..000000000000 --- a/arch/arm/mach-clps711x/cdb89712.c +++ /dev/null @@ -1,63 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/cdb89712.c - * - * Copyright (C) 2000-2001 Deep Blue Solutions Ltd - * - * 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 <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include "common.h" - -/* - * Map the CS89712 Ethernet port. That should be moved to the - * ethernet driver, perhaps. - */ -static struct map_desc cdb89712_io_desc[] __initdata = { - { - .virtual = ETHER_BASE, - .pfn =__phys_to_pfn(ETHER_START), - .length = ETHER_SIZE, - .type = MT_DEVICE - } -}; - -static void __init cdb89712_map_io(void) -{ - clps711x_map_io(); - iotable_init(cdb89712_io_desc, ARRAY_SIZE(cdb89712_io_desc)); -} - -MACHINE_START(CDB89712, "Cirrus-CDB89712") - /* Maintainer: Ray Lehtiniemi */ - .atag_offset = 0x100, - .map_io = cdb89712_map_io, - .init_irq = clps711x_init_irq, - .timer = &clps711x_timer, - .restart = clps711x_restart, -MACHINE_END diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c index 509243d89a32..e046439573ee 100644 --- a/arch/arm/mach-clps711x/common.c +++ b/arch/arm/mach-clps711x/common.c @@ -21,13 +21,16 @@ */ #include <linux/io.h> #include <linux/init.h> +#include <linux/sizes.h> #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/clk.h> #include <linux/clkdev.h> +#include <linux/clockchips.h> #include <linux/clk-provider.h> -#include <asm/sizes.h> +#include <asm/exception.h> +#include <asm/mach/irq.h> #include <asm/mach/map.h> #include <asm/mach/time.h> #include <asm/system_misc.h> @@ -36,7 +39,6 @@ static struct clk *clk_pll, *clk_bus, *clk_uart, *clk_timerl, *clk_timerh, *clk_tint, *clk_spi; -static unsigned long latch; /* * This maps the generic CLPS711x registers @@ -45,7 +47,7 @@ static struct map_desc clps711x_io_desc[] __initdata = { { .virtual = (unsigned long)CLPS711X_VIRT_BASE, .pfn = __phys_to_pfn(CLPS711X_PHYS_BASE), - .length = SZ_1M, + .length = SZ_64K, .type = MT_DEVICE } }; @@ -64,7 +66,7 @@ static void int1_mask(struct irq_data *d) clps_writel(intmr1, INTMR1); } -static void int1_ack(struct irq_data *d) +static void int1_eoi(struct irq_data *d) { switch (d->irq) { case IRQ_CSINT: clps_writel(0, COEOI); break; @@ -86,7 +88,8 @@ static void int1_unmask(struct irq_data *d) } static struct irq_chip int1_chip = { - .irq_ack = int1_ack, + .name = "Interrupt Vector 1", + .irq_eoi = int1_eoi, .irq_mask = int1_mask, .irq_unmask = int1_unmask, }; @@ -100,7 +103,7 @@ static void int2_mask(struct irq_data *d) clps_writel(intmr2, INTMR2); } -static void int2_ack(struct irq_data *d) +static void int2_eoi(struct irq_data *d) { switch (d->irq) { case IRQ_KBDINT: clps_writel(0, KBDEOI); break; @@ -117,73 +120,160 @@ static void int2_unmask(struct irq_data *d) } static struct irq_chip int2_chip = { - .irq_ack = int2_ack, + .name = "Interrupt Vector 2", + .irq_eoi = int2_eoi, .irq_mask = int2_mask, .irq_unmask = int2_unmask, }; +static void int3_mask(struct irq_data *d) +{ + u32 intmr3; + + intmr3 = clps_readl(INTMR3); + intmr3 &= ~(1 << (d->irq - 32)); + clps_writel(intmr3, INTMR3); +} + +static void int3_unmask(struct irq_data *d) +{ + u32 intmr3; + + intmr3 = clps_readl(INTMR3); + intmr3 |= 1 << (d->irq - 32); + clps_writel(intmr3, INTMR3); +} + +static struct irq_chip int3_chip = { + .name = "Interrupt Vector 3", + .irq_mask = int3_mask, + .irq_unmask = int3_unmask, +}; + +static struct { + int nr; + struct irq_chip *chip; + irq_flow_handler_t handle; +} clps711x_irqdescs[] __initdata = { + { IRQ_CSINT, &int1_chip, handle_fasteoi_irq, }, + { IRQ_EINT1, &int1_chip, handle_level_irq, }, + { IRQ_EINT2, &int1_chip, handle_level_irq, }, + { IRQ_EINT3, &int1_chip, handle_level_irq, }, + { IRQ_TC1OI, &int1_chip, handle_fasteoi_irq, }, + { IRQ_TC2OI, &int1_chip, handle_fasteoi_irq, }, + { IRQ_RTCMI, &int1_chip, handle_fasteoi_irq, }, + { IRQ_TINT, &int1_chip, handle_fasteoi_irq, }, + { IRQ_UTXINT1, &int1_chip, handle_level_irq, }, + { IRQ_URXINT1, &int1_chip, handle_level_irq, }, + { IRQ_UMSINT, &int1_chip, handle_fasteoi_irq, }, + { IRQ_SSEOTI, &int1_chip, handle_level_irq, }, + { IRQ_KBDINT, &int2_chip, handle_fasteoi_irq, }, + { IRQ_SS2RX, &int2_chip, handle_level_irq, }, + { IRQ_SS2TX, &int2_chip, handle_level_irq, }, + { IRQ_UTXINT2, &int2_chip, handle_level_irq, }, + { IRQ_URXINT2, &int2_chip, handle_level_irq, }, +}; + void __init clps711x_init_irq(void) { unsigned int i; - for (i = 0; i < NR_IRQS; i++) { - if (INT1_IRQS & (1 << i)) { - irq_set_chip_and_handler(i, &int1_chip, - handle_level_irq); - set_irq_flags(i, IRQF_VALID | IRQF_PROBE); - } - if (INT2_IRQS & (1 << i)) { - irq_set_chip_and_handler(i, &int2_chip, - handle_level_irq); - set_irq_flags(i, IRQF_VALID | IRQF_PROBE); - } - } - - /* - * Disable interrupts - */ + /* Disable interrupts */ clps_writel(0, INTMR1); clps_writel(0, INTMR2); + clps_writel(0, INTMR3); - /* - * Clear down any pending interrupts - */ + /* Clear down any pending interrupts */ + clps_writel(0, BLEOI); + clps_writel(0, MCEOI); clps_writel(0, COEOI); clps_writel(0, TC1EOI); clps_writel(0, TC2EOI); clps_writel(0, RTCEOI); clps_writel(0, TEOI); clps_writel(0, UMSEOI); - clps_writel(0, SYNCIO); clps_writel(0, KBDEOI); + clps_writel(0, SRXEOF); + clps_writel(0xffffffff, DAISR); + + for (i = 0; i < ARRAY_SIZE(clps711x_irqdescs); i++) { + irq_set_chip_and_handler(clps711x_irqdescs[i].nr, + clps711x_irqdescs[i].chip, + clps711x_irqdescs[i].handle); + set_irq_flags(clps711x_irqdescs[i].nr, + IRQF_VALID | IRQF_PROBE); + } + + if (IS_ENABLED(CONFIG_FIQ)) { + init_FIQ(0); + irq_set_chip_and_handler(IRQ_DAIINT, &int3_chip, + handle_bad_irq); + set_irq_flags(IRQ_DAIINT, + IRQF_VALID | IRQF_PROBE | IRQF_NOAUTOEN); + } } -/* - * gettimeoffset() returns time since last timer tick, in usecs. - * - * 'LATCH' is hwclock ticks (see CLOCK_TICK_RATE in timex.h) per jiffy. - * 'tick' is usecs per jiffy. - */ -static unsigned long clps711x_gettimeoffset(void) +inline u32 fls16(u32 x) { - unsigned long hwticks; - hwticks = latch - (clps_readl(TC2D) & 0xffff); - return (hwticks * (tick_nsec / 1000)) / latch; + u32 r = 15; + + if (!(x & 0xff00)) { + x <<= 8; + r -= 8; + } + if (!(x & 0xf000)) { + x <<= 4; + r -= 4; + } + if (!(x & 0xc000)) { + x <<= 2; + r -= 2; + } + if (!(x & 0x8000)) + r--; + + return r; } -/* - * IRQ handler for the timer - */ -static irqreturn_t p720t_timer_interrupt(int irq, void *dev_id) +asmlinkage void __exception_irq_entry clps711x_handle_irq(struct pt_regs *regs) { - timer_tick(); + u32 irqstat; + void __iomem *base = CLPS711X_VIRT_BASE; + + irqstat = readl_relaxed(base + INTSR1) & readl_relaxed(base + INTMR1); + if (irqstat) { + handle_IRQ(fls16(irqstat), regs); + return; + } + + irqstat = readl_relaxed(base + INTSR2) & readl_relaxed(base + INTMR2); + if (likely(irqstat)) + handle_IRQ(fls16(irqstat) + 16, regs); +} + +static void clps711x_clockevent_set_mode(enum clock_event_mode mode, + struct clock_event_device *evt) +{ +} + +static struct clock_event_device clockevent_clps711x = { + .name = "CLPS711x Clockevents", + .rating = 300, + .features = CLOCK_EVT_FEAT_PERIODIC, + .set_mode = clps711x_clockevent_set_mode, +}; + +static irqreturn_t clps711x_timer_interrupt(int irq, void *dev_id) +{ + clockevent_clps711x.event_handler(&clockevent_clps711x); + return IRQ_HANDLED; } static struct irqaction clps711x_timer_irq = { .name = "CLPS711x Timer Tick", .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, - .handler = p720t_timer_interrupt, + .handler = clps711x_timer_interrupt, }; static void add_fixed_clk(struct clk *clk, const char *name, int rate) @@ -244,20 +334,19 @@ static void __init clps711x_timer_init(void) pr_info("CPU frequency set at %i Hz.\n", cpu); - latch = (timh + HZ / 2) / HZ; + clps_writew(DIV_ROUND_CLOSEST(timh, HZ), TC2D); tmp = clps_readl(SYSCON1); tmp |= SYSCON1_TC2S | SYSCON1_TC2M; clps_writel(tmp, SYSCON1); - clps_writel(latch - 1, TC2D); + clockevents_config_and_register(&clockevent_clps711x, timh, 1, 0xffff); setup_irq(IRQ_TC2OI, &clps711x_timer_irq); } struct sys_timer clps711x_timer = { .init = clps711x_timer_init, - .offset = clps711x_gettimeoffset, }; void clps711x_restart(char mode, const char *cmd) diff --git a/arch/arm/mach-clps711x/common.h b/arch/arm/mach-clps711x/common.h index fc0f0650dcb5..b7c0c75c90c0 100644 --- a/arch/arm/mach-clps711x/common.h +++ b/arch/arm/mach-clps711x/common.h @@ -4,9 +4,14 @@ * Common bits. */ +#define CLPS711X_NR_IRQS (33) +#define CLPS711X_NR_GPIO (4 * 8 + 3) +#define CLPS711X_GPIO(prt, bit) ((prt) * 8 + (bit)) + struct sys_timer; extern void clps711x_map_io(void); extern void clps711x_init_irq(void); -extern struct sys_timer clps711x_timer; +extern void clps711x_handle_irq(struct pt_regs *regs); extern void clps711x_restart(char mode, const char *cmd); +extern struct sys_timer clps711x_timer; diff --git a/arch/arm/mach-clps711x/edb7211-arch.c b/arch/arm/mach-clps711x/edb7211-arch.c deleted file mode 100644 index 5fad0b4f40ad..000000000000 --- a/arch/arm/mach-clps711x/edb7211-arch.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/arch-edb7211.c - * - * Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved. - * - * 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 <linux/init.h> -#include <linux/memblock.h> -#include <linux/types.h> -#include <linux/string.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include "common.h" - -extern void edb7211_map_io(void); - -/* Reserve screen memory region at the start of main system memory. */ -static void __init edb7211_reserve(void) -{ - memblock_reserve(PHYS_OFFSET, 0x00020000); -} - -static void __init -fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi) -{ - /* - * Bank start addresses are not present in the information - * passed in from the boot loader. We could potentially - * detect them, but instead we hard-code them. - * - * Banks sizes _are_ present in the param block, but we're - * not using that information yet. - */ - mi->bank[0].start = 0xc0000000; - mi->bank[0].size = 8*1024*1024; - mi->bank[1].start = 0xc1000000; - mi->bank[1].size = 8*1024*1024; - mi->nr_banks = 2; -} - -MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)") - /* Maintainer: Jon McClintock */ - .atag_offset = 0x20100, /* 0xc0000000 - 0xc001ffff can be video RAM */ - .fixup = fixup_edb7211, - .map_io = edb7211_map_io, - .reserve = edb7211_reserve, - .init_irq = clps711x_init_irq, - .timer = &clps711x_timer, - .restart = clps711x_restart, -MACHINE_END diff --git a/arch/arm/mach-clps711x/edb7211-mm.c b/arch/arm/mach-clps711x/edb7211-mm.c deleted file mode 100644 index 4372f06c9929..000000000000 --- a/arch/arm/mach-clps711x/edb7211-mm.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/mm.c - * - * Extra MM routines for the EDB7211 board - * - * Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved. - * - * 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 <linux/kernel.h> -#include <linux/init.h> -#include <linux/bug.h> - -#include <mach/hardware.h> -#include <asm/page.h> -#include <asm/sizes.h> - -#include <asm/mach/map.h> - -extern void clps711x_map_io(void); - -/* - * The on-chip registers are given a size of 1MB so that a section can - * be used to map them; this saves a page table. This is the place to - * add mappings for ROM, expansion memory, PCMCIA, etc. (if static - * mappings are chosen for those areas). - * - * Here is a physical memory map (to be fleshed out later): - * - * Physical Address Size Description - * ----------------- ----- --------------------------------- - * c0000000-c001ffff 128KB reserved for video RAM [1] - * c0020000-c0023fff 16KB parameters (see Documentation/arm/Setup) - * c0024000-c0027fff 16KB swapper_pg_dir (task 0 page directory) - * c0028000-... kernel image (TEXTADDR) - * - * [1] Unused pages should be given back to the VM; they are not yet. - * The parameter block should also be released (not sure if this - * happens). - */ -static struct map_desc edb7211_io_desc[] __initdata = { - { /* memory-mapped extra keyboard row */ - .virtual = EP7211_VIRT_EXTKBD, - .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD), - .length = SZ_1M, - .type = MT_DEVICE, - }, { /* and CS8900A Ethernet chip */ - .virtual = EP7211_VIRT_CS8900A, - .pfn = __phys_to_pfn(EP7211_PHYS_CS8900A), - .length = SZ_1M, - .type = MT_DEVICE, - }, { /* flash banks */ - .virtual = EP7211_VIRT_FLASH1, - .pfn = __phys_to_pfn(EP7211_PHYS_FLASH1), - .length = SZ_8M, - .type = MT_DEVICE, - }, { - .virtual = EP7211_VIRT_FLASH2, - .pfn = __phys_to_pfn(EP7211_PHYS_FLASH2), - .length = SZ_8M, - .type = MT_DEVICE, - } -}; - -void __init edb7211_map_io(void) -{ - clps711x_map_io(); - iotable_init(edb7211_io_desc, ARRAY_SIZE(edb7211_io_desc)); -} - diff --git a/arch/arm/mach-clps711x/include/mach/autcpu12.h b/arch/arm/mach-clps711x/include/mach/autcpu12.h index 1588a365f610..0452f5f3f034 100644 --- a/arch/arm/mach-clps711x/include/mach/autcpu12.h +++ b/arch/arm/mach-clps711x/include/mach/autcpu12.h @@ -21,24 +21,15 @@ #define __ASM_ARCH_AUTCPU12_H /* - * The CS8900A ethernet chip has its I/O registers wired to chip select 2 - * (nCS2). This is the mapping for it. - */ -#define AUTCPU12_PHYS_CS8900A CS2_PHYS_BASE /* physical */ -#define AUTCPU12_VIRT_CS8900A (0xfe000000) /* virtual */ - -/* * The flash bank is wired to chip select 0 */ #define AUTCPU12_PHYS_FLASH CS0_PHYS_BASE /* physical */ /* offset for device specific information structure */ #define AUTCPU12_LCDINFO_OFFS (0x00010000) -/* -* Videomemory is the internal SRAM (CS 6) -*/ + +/* Videomemory in the internal SRAM (CS 6) */ #define AUTCPU12_PHYS_VIDEO CS6_PHYS_BASE -#define AUTCPU12_VIRT_VIDEO (0xfd000000) /* * All special IO's are tied to CS1 @@ -49,8 +40,6 @@ #define AUTCPU12_PHYS_CSAUX1 CS1_PHYS_BASE +0x04000000 /* physical */ -#define AUTCPU12_PHYS_SMC CS1_PHYS_BASE +0x06000000 /* physical */ - #define AUTCPU12_PHYS_CAN CS1_PHYS_BASE +0x08000000 /* physical */ #define AUTCPU12_PHYS_TOUCH CS1_PHYS_BASE +0x0A000000 /* physical */ @@ -59,14 +48,6 @@ #define AUTCPU12_PHYS_LPT CS1_PHYS_BASE +0x0E000000 /* physical */ -/* -* defines for smartmedia card access -*/ -#define AUTCPU12_SMC_RDY (1<<2) -#define AUTCPU12_SMC_ALE (1<<3) -#define AUTCPU12_SMC_CLE (1<<4) -#define AUTCPU12_SMC_PORT_OFFSET PBDR -#define AUTCPU12_SMC_SELECT_OFFSET 0x10 /* * defines for lcd contrast */ diff --git a/arch/arm/mach-clps711x/include/mach/clps711x.h b/arch/arm/mach-clps711x/include/mach/clps711x.h index c82e21ca49c7..01d1b9559710 100644 --- a/arch/arm/mach-clps711x/include/mach/clps711x.h +++ b/arch/arm/mach-clps711x/include/mach/clps711x.h @@ -257,6 +257,9 @@ #define MEMCFG_BUS_WIDTH_16 (0) #define MEMCFG_BUS_WIDTH_8 (3) +#define MEMCFG_SQAEN (1 << 6) +#define MEMCFG_CLKENB (1 << 7) + #define MEMCFG_WAITSTATE_8_3 (0 << 2) #define MEMCFG_WAITSTATE_7_3 (1 << 2) #define MEMCFG_WAITSTATE_6_3 (2 << 2) @@ -274,4 +277,28 @@ #define MEMCFG_WAITSTATE_2_0 (14 << 2) #define MEMCFG_WAITSTATE_1_0 (15 << 2) +/* INTSR1 Interrupts */ +#define IRQ_CSINT (4) +#define IRQ_EINT1 (5) +#define IRQ_EINT2 (6) +#define IRQ_EINT3 (7) +#define IRQ_TC1OI (8) +#define IRQ_TC2OI (9) +#define IRQ_RTCMI (10) +#define IRQ_TINT (11) +#define IRQ_UTXINT1 (12) +#define IRQ_URXINT1 (13) +#define IRQ_UMSINT (14) +#define IRQ_SSEOTI (15) + +/* INTSR2 Interrupts */ +#define IRQ_KBDINT (16 + 0) +#define IRQ_SS2RX (16 + 1) +#define IRQ_SS2TX (16 + 2) +#define IRQ_UTXINT2 (16 + 12) +#define IRQ_URXINT2 (16 + 13) + +/* INTSR3 Interrupts */ +#define IRQ_DAIINT (32 + 0) + #endif /* __MACH_CLPS711X_H */ diff --git a/arch/arm/mach-clps711x/include/mach/entry-macro.S b/arch/arm/mach-clps711x/include/mach/entry-macro.S deleted file mode 100644 index 56e5c2c23504..000000000000 --- a/arch/arm/mach-clps711x/include/mach/entry-macro.S +++ /dev/null @@ -1,51 +0,0 @@ -/* - * arch/arm/mach-clps711x/include/mach/entry-macro.S - * - * Low-level IRQ helper macros for CLPS711X-based platforms - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ -#include <mach/hardware.h> - - .macro get_irqnr_preamble, base, tmp - .endm - -#if (INTSR2 - INTSR1) != (INTMR2 - INTMR1) -#error INTSR stride != INTMR stride -#endif - - .macro get_irqnr_and_base, irqnr, stat, base, mask - mov \base, #CLPS711X_VIRT_BASE - ldr \stat, [\base, #INTSR1] - ldr \mask, [\base, #INTMR1] - mov \irqnr, #4 - mov \mask, \mask, lsl #16 - and \stat, \stat, \mask, lsr #16 - movs \stat, \stat, lsr #4 - bne 1001f - - add \base, \base, #INTSR2 - INTSR1 - ldr \stat, [\base, #INTSR1] - ldr \mask, [\base, #INTMR1] - mov \irqnr, #16 - mov \mask, \mask, lsl #16 - and \stat, \stat, \mask, lsr #16 - -1001: tst \stat, #255 - addeq \irqnr, \irqnr, #8 - moveq \stat, \stat, lsr #8 - tst \stat, #15 - addeq \irqnr, \irqnr, #4 - moveq \stat, \stat, lsr #4 - tst \stat, #3 - addeq \irqnr, \irqnr, #2 - moveq \stat, \stat, lsr #2 - tst \stat, #1 - addeq \irqnr, \irqnr, #1 - moveq \stat, \stat, lsr #1 - tst \stat, #1 @ bit 0 should be set - .endm - - diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h index 8497775d6ee5..2f23dd5d73e4 100644 --- a/arch/arm/mach-clps711x/include/mach/hardware.h +++ b/arch/arm/mach-clps711x/include/mach/hardware.h @@ -24,7 +24,10 @@ #include <mach/clps711x.h> -#define CLPS711X_VIRT_BASE IOMEM(0xff000000) +#define IO_ADDRESS(x) (0xdc000000 + (((x) & 0x03ffffff) | \ + (((x) >> 2) & 0x3c000000))) + +#define CLPS711X_VIRT_BASE IOMEM(IO_ADDRESS(CLPS711X_PHYS_BASE)) #ifndef __ASSEMBLY__ #define clps_readb(off) readb(CLPS711X_VIRT_BASE + (off)) @@ -61,67 +64,17 @@ #define CS7_PHYS_BASE (0x00000000) #endif -#define SYSPLD_VIRT_BASE 0xfe000000 -#define SYSPLD_BASE SYSPLD_VIRT_BASE - -#if defined (CONFIG_ARCH_CDB89712) - -#define ETHER_START 0x20000000 -#define ETHER_SIZE 0x1000 -#define ETHER_BASE 0xfe000000 - -#endif +#define CLPS711X_SRAM_BASE CS6_PHYS_BASE +#define CLPS711X_SRAM_SIZE (48 * 1024) +#define CLPS711X_SDRAM0_BASE (0xc0000000) +#define CLPS711X_SDRAM1_BASE (0xd0000000) #if defined (CONFIG_ARCH_EDB7211) -/* - * The extra 8 lines of the keyboard matrix are wired to chip select 3 (nCS3) - * and repeat across it. This is the mapping for it. - * - * In jumpered boot mode, nCS3 is mapped to 0x4000000, not 0x3000000. This - * was cause for much consternation and headscratching. This should probably - * be made a compile/run time kernel option. - */ -#define EP7211_PHYS_EXTKBD CS3_PHYS_BASE /* physical */ - -#define EP7211_VIRT_EXTKBD (0xfd000000) /* virtual */ - - -/* - * The CS8900A ethernet chip has its I/O registers wired to chip select 2 - * (nCS2). This is the mapping for it. - * - * In jumpered boot mode, nCS2 is mapped to 0x5000000, not 0x2000000. This - * was cause for much consternation and headscratching. This should probably - * be made a compile/run time kernel option. - */ -#define EP7211_PHYS_CS8900A CS2_PHYS_BASE /* physical */ - -#define EP7211_VIRT_CS8900A (0xfc000000) /* virtual */ - - -/* - * The two flash banks are wired to chip selects 0 and 1. This is the mapping - * for them. - * - * nCS0 and nCS1 are at 0x70000000 and 0x60000000, respectively, when running - * in jumpered boot mode. - */ -#define EP7211_PHYS_FLASH1 CS0_PHYS_BASE /* physical */ -#define EP7211_PHYS_FLASH2 CS1_PHYS_BASE /* physical */ - -#define EP7211_VIRT_FLASH1 (0xfa000000) /* virtual */ -#define EP7211_VIRT_FLASH2 (0xfb000000) /* virtual */ +/* The extra 8 lines of the keyboard matrix are wired to chip select 3 */ +#define EP7211_PHYS_EXTKBD CS3_PHYS_BASE #endif /* CONFIG_ARCH_EDB7211 */ -/* - * Relevant bits in port D, which controls power to the various parts of - * the LCD on the EDB7211. - */ -#define EDB_PD1_LCD_DC_DC_EN (1<<1) -#define EDB_PD2_LCDEN (1<<2) -#define EDB_PD3_LCDBL (1<<3) - #endif diff --git a/arch/arm/mach-clps711x/include/mach/irqs.h b/arch/arm/mach-clps711x/include/mach/irqs.h deleted file mode 100644 index 14d215f8ca81..000000000000 --- a/arch/arm/mach-clps711x/include/mach/irqs.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * arch/arm/mach-clps711x/include/mach/irqs.h - * - * Copyright (C) 2000 Deep Blue Solutions Ltd. - * - * 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 - */ - -/* - * Interrupts from INTSR1 - */ -#define IRQ_CSINT 4 -#define IRQ_EINT1 5 -#define IRQ_EINT2 6 -#define IRQ_EINT3 7 -#define IRQ_TC1OI 8 -#define IRQ_TC2OI 9 -#define IRQ_RTCMI 10 -#define IRQ_TINT 11 -#define IRQ_UTXINT1 12 -#define IRQ_URXINT1 13 -#define IRQ_UMSINT 14 -#define IRQ_SSEOTI 15 - -#define INT1_IRQS (0x0000fff0) - -/* - * Interrupts from INTSR2 - */ -#define IRQ_KBDINT (16+0) /* bit 0 */ -#define IRQ_SS2RX (16+1) /* bit 1 */ -#define IRQ_SS2TX (16+2) /* bit 2 */ -#define IRQ_UTXINT2 (16+12) /* bit 12 */ -#define IRQ_URXINT2 (16+13) /* bit 13 */ - -#define INT2_IRQS (0x30070000) - -#define NR_IRQS 30 diff --git a/arch/arm/mach-clps711x/include/mach/syspld.h b/arch/arm/mach-clps711x/include/mach/syspld.h index f7f4c1201898..9a433155bf58 100644 --- a/arch/arm/mach-clps711x/include/mach/syspld.h +++ b/arch/arm/mach-clps711x/include/mach/syspld.h @@ -23,14 +23,9 @@ #define __ASM_ARCH_SYSPLD_H #define SYSPLD_PHYS_BASE (0x10000000) +#define SYSPLD_VIRT_BASE IO_ADDRESS(SYSPLD_PHYS_BASE) -#ifndef __ASSEMBLY__ -#include <asm/types.h> - -#define SYSPLD_REG(type,off) (*(volatile type *)(SYSPLD_BASE + off)) -#else -#define SYSPLD_REG(type,off) (off) -#endif +#define SYSPLD_REG(type, off) (*(volatile type *)(SYSPLD_VIRT_BASE + (off))) #define PLD_INT SYSPLD_REG(u32, 0x000000) #define PLD_INT_PENIRQ (1 << 5) diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c deleted file mode 100644 index b752b586fc2f..000000000000 --- a/arch/arm/mach-clps711x/p720t.c +++ /dev/null @@ -1,181 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/p720t.c - * - * Copyright (C) 2000-2001 Deep Blue Solutions Ltd - * - * 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 <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/io.h> -#include <linux/slab.h> -#include <linux/leds.h> - -#include <mach/hardware.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/setup.h> -#include <asm/sizes.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <mach/syspld.h> - -#include <asm/hardware/clps7111.h> - -#include "common.h" - -/* - * Map the P720T system PLD. It occupies two address spaces: - * SYSPLD_PHYS_BASE and SYSPLD_PHYS_BASE + 0x00400000 - * We map both here. - */ -static struct map_desc p720t_io_desc[] __initdata = { - { - .virtual = SYSPLD_VIRT_BASE, - .pfn = __phys_to_pfn(SYSPLD_PHYS_BASE), - .length = SZ_1M, - .type = MT_DEVICE - }, { - .virtual = 0xfe400000, - .pfn = __phys_to_pfn(0x10400000), - .length = SZ_1M, - .type = MT_DEVICE - } -}; - -static void __init -fixup_p720t(struct tag *tag, char **cmdline, struct meminfo *mi) -{ - /* - * Our bootloader doesn't setup any tags (yet). - */ - if (tag->hdr.tag != ATAG_CORE) { - tag->hdr.tag = ATAG_CORE; - tag->hdr.size = tag_size(tag_core); - tag->u.core.flags = 0; - tag->u.core.pagesize = PAGE_SIZE; - tag->u.core.rootdev = 0x0100; - - tag = tag_next(tag); - tag->hdr.tag = ATAG_MEM; - tag->hdr.size = tag_size(tag_mem32); - tag->u.mem.size = 4096; - tag->u.mem.start = PHYS_OFFSET; - - tag = tag_next(tag); - tag->hdr.tag = ATAG_NONE; - tag->hdr.size = 0; - } -} - -static void __init p720t_map_io(void) -{ - clps711x_map_io(); - iotable_init(p720t_io_desc, ARRAY_SIZE(p720t_io_desc)); -} - -static void __init p720t_init_early(void) -{ - /* - * Power down as much as possible in case we don't - * have the drivers loaded. - */ - PLD_LCDEN = 0; - PLD_PWR &= ~(PLD_S4_ON|PLD_S3_ON|PLD_S2_ON|PLD_S1_ON); - - PLD_KBD = 0; - PLD_IO = 0; - PLD_IRDA = 0; - PLD_CODEC = 0; - PLD_TCH = 0; - PLD_SPI = 0; - if (!IS_ENABLED(CONFIG_DEBUG_LL)) { - PLD_COM2 = 0; - PLD_COM1 = 0; - } -} - -/* - * LED controled by CPLD - */ -#if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS) -static void p720t_led_set(struct led_classdev *cdev, - enum led_brightness b) -{ - u8 reg = clps_readb(PDDR); - - if (b != LED_OFF) - reg |= 0x1; - else - reg &= ~0x1; - - clps_writeb(reg, PDDR); -} - -static enum led_brightness p720t_led_get(struct led_classdev *cdev) -{ - u8 reg = clps_readb(PDDR); - - return (reg & 0x1) ? LED_FULL : LED_OFF; -} - -static int __init p720t_leds_init(void) -{ - - struct led_classdev *cdev; - int ret; - - if (!machine_is_p720t()) - return -ENODEV; - - cdev = kzalloc(sizeof(*cdev), GFP_KERNEL); - if (!cdev) - return -ENOMEM; - - cdev->name = "p720t:0"; - cdev->brightness_set = p720t_led_set; - cdev->brightness_get = p720t_led_get; - cdev->default_trigger = "heartbeat"; - - ret = led_classdev_register(NULL, cdev); - if (ret < 0) { - kfree(cdev); - return ret; - } - - return 0; -} - -/* - * Since we may have triggers on any subsystem, defer registration - * until after subsystem_init. - */ -fs_initcall(p720t_leds_init); -#endif - -MACHINE_START(P720T, "ARM-Prospector720T") - /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */ - .atag_offset = 0x100, - .fixup = fixup_p720t, - .init_early = p720t_init_early, - .map_io = p720t_map_io, - .init_irq = clps711x_init_irq, - .timer = &clps711x_timer, - .restart = clps711x_restart, -MACHINE_END |