diff options
Diffstat (limited to 'arch/arm/mach-mx3')
| -rw-r--r-- | arch/arm/mach-mx3/Kconfig | 14 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/clock.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/devices.c | 40 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/devices.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/iomux.c | 9 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mx31moboard.c | 141 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mx31pdk.c | 115 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/pcm037.c | 70 |
9 files changed, 387 insertions, 7 deletions
diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index db9431dee1b..e79659e8176 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -21,5 +21,19 @@ config MACH_MX31LITE Include support for MX31 LITEKIT platform. This includes specific configurations for the board and its peripherals. +config MACH_MX31_3DS + bool "Support MX31PDK (3DS)" + default n + help + Include support for MX31PDK (3DS) platform. This includes specific + configurations for the board and its peripherals. + +config MACH_MX31MOBOARD + bool "Support mx31moboard platforms (EPFL Mobots group)" + default n + help + Include support for mx31moboard platform. This includes specific + configurations for the board and its peripherals. + endmenu diff --git a/arch/arm/mach-mx3/Makefile b/arch/arm/mach-mx3/Makefile index 8b21abb71fb..5a151540fe8 100644 --- a/arch/arm/mach-mx3/Makefile +++ b/arch/arm/mach-mx3/Makefile @@ -8,3 +8,5 @@ obj-y := mm.o clock.o devices.o iomux.o obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o obj-$(CONFIG_MACH_PCM037) += pcm037.o +obj-$(CONFIG_MACH_MX31_3DS) += mx31pdk.o +obj-$(CONFIG_MACH_MX31MOBOARD) += mx31moboard.o diff --git a/arch/arm/mach-mx3/clock.c b/arch/arm/mach-mx3/clock.c index 9f14a871ee7..b1746aae1f8 100644 --- a/arch/arm/mach-mx3/clock.c +++ b/arch/arm/mach-mx3/clock.c @@ -24,6 +24,7 @@ #include <linux/err.h> #include <linux/io.h> #include <mach/clock.h> +#include <mach/hardware.h> #include <asm/div64.h> #include "crm_regs.h" diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index a6bdcc07f3c..1d46cb4adf9 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -125,19 +125,19 @@ static struct mxc_gpio_port imx_gpio_ports[] = { .chip.label = "gpio-0", .base = IO_ADDRESS(GPIO1_BASE_ADDR), .irq = MXC_INT_GPIO1, - .virtual_irq_start = MXC_GPIO_INT_BASE + .virtual_irq_start = MXC_GPIO_IRQ_START, }, [1] = { .chip.label = "gpio-1", .base = IO_ADDRESS(GPIO2_BASE_ADDR), .irq = MXC_INT_GPIO2, - .virtual_irq_start = MXC_GPIO_INT_BASE + GPIO_NUM_PIN + .virtual_irq_start = MXC_GPIO_IRQ_START + 32, }, [2] = { .chip.label = "gpio-2", .base = IO_ADDRESS(GPIO3_BASE_ADDR), .irq = MXC_INT_GPIO3, - .virtual_irq_start = MXC_GPIO_INT_BASE + GPIO_NUM_PIN * 2 + .virtual_irq_start = MXC_GPIO_IRQ_START + 64, } }; @@ -145,3 +145,37 @@ int __init mxc_register_gpios(void) { return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports)); } + +static struct resource mxc_w1_master_resources[] = { + { + .start = OWIRE_BASE_ADDR, + .end = OWIRE_BASE_ADDR + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, +}; + +struct platform_device mxc_w1_master_device = { + .name = "mxc_w1", + .id = 0, + .num_resources = ARRAY_SIZE(mxc_w1_master_resources), + .resource = mxc_w1_master_resources, +}; + +static struct resource mxc_nand_resources[] = { + { + .start = NFC_BASE_ADDR, + .end = NFC_BASE_ADDR + 0xfff, + .flags = IORESOURCE_MEM + }, { + .start = MXC_INT_NANDFC, + .end = MXC_INT_NANDFC, + .flags = IORESOURCE_IRQ + }, +}; + +struct platform_device mxc_nand_device = { + .name = "mxc_nand", + .id = 0, + .num_resources = ARRAY_SIZE(mxc_nand_resources), + .resource = mxc_nand_resources, +}; diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h index 4dc03f9e600..9949ef4e069 100644 --- a/arch/arm/mach-mx3/devices.h +++ b/arch/arm/mach-mx3/devices.h @@ -4,3 +4,5 @@ extern struct platform_device mxc_uart_device1; extern struct platform_device mxc_uart_device2; extern struct platform_device mxc_uart_device3; extern struct platform_device mxc_uart_device4; +extern struct platform_device mxc_w1_master_device; +extern struct platform_device mxc_nand_device; diff --git a/arch/arm/mach-mx3/iomux.c b/arch/arm/mach-mx3/iomux.c index 6e664be8cc1..7a5088b519a 100644 --- a/arch/arm/mach-mx3/iomux.c +++ b/arch/arm/mach-mx3/iomux.c @@ -74,17 +74,18 @@ void mxc_iomux_set_pad(enum iomux_pins pin, u32 config) u32 field, l; void __iomem *reg; - reg = IOMUXSW_PAD_CTL + (pin + 2) / 3; + pin &= IOMUX_PADNUM_MASK; + reg = IOMUXSW_PAD_CTL + (pin + 2) / 3 * 4; field = (pin + 2) % 3; - pr_debug("%s: reg offset = 0x%x field = %d\n", + pr_debug("%s: reg offset = 0x%x, field = %d\n", __func__, (pin + 2) / 3, field); spin_lock(&gpio_mux_lock); l = __raw_readl(reg); - l &= ~(0x1ff << (field * 9)); - l |= config << (field * 9); + l &= ~(0x1ff << (field * 10)); + l |= config << (field * 10); __raw_writel(l, reg); spin_unlock(&gpio_mux_lock); diff --git a/arch/arm/mach-mx3/mx31moboard.c b/arch/arm/mach-mx3/mx31moboard.c new file mode 100644 index 00000000000..c29098af739 --- /dev/null +++ b/arch/arm/mach-mx3/mx31moboard.c @@ -0,0 +1,141 @@ +/* + * Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group + * + * 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/types.h> +#include <linux/init.h> + +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/partitions.h> +#include <linux/memory.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <asm/mach/map.h> +#include <mach/common.h> +#include <mach/imx-uart.h> +#include <mach/iomux-mx3.h> + +#include "devices.h" + +static struct physmap_flash_data mx31moboard_flash_data = { + .width = 2, +}; + +static struct resource mx31moboard_flash_resource = { + .start = 0xa0000000, + .end = 0xa1ffffff, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device mx31moboard_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &mx31moboard_flash_data, + }, + .resource = &mx31moboard_flash_resource, + .num_resources = 1, +}; + +static struct imxuart_platform_data uart_pdata = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static struct platform_device *devices[] __initdata = { + &mx31moboard_flash, +}; + +/* + * Board specific initialization. + */ +static void __init mxc_board_init(void) +{ + platform_add_devices(devices, ARRAY_SIZE(devices)); + + mxc_iomux_mode(MX31_PIN_CTS1__CTS1); + mxc_iomux_mode(MX31_PIN_RTS1__RTS1); + mxc_iomux_mode(MX31_PIN_TXD1__TXD1); + mxc_iomux_mode(MX31_PIN_RXD1__RXD1); + + mxc_register_device(&mxc_uart_device0, &uart_pdata); + + mxc_iomux_mode(MX31_PIN_CTS2__CTS2); + mxc_iomux_mode(MX31_PIN_RTS2__RTS2); + mxc_iomux_mode(MX31_PIN_TXD2__TXD2); + mxc_iomux_mode(MX31_PIN_RXD2__RXD2); + + mxc_register_device(&mxc_uart_device1, &uart_pdata); + + mxc_iomux_mode(MX31_PIN_PC_RST__CTS5); + mxc_iomux_mode(MX31_PIN_PC_VS2__RTS5); + mxc_iomux_mode(MX31_PIN_PC_BVD2__TXD5); + mxc_iomux_mode(MX31_PIN_PC_BVD1__RXD5); + + mxc_register_device(&mxc_uart_device4, &uart_pdata); +} + +/* + * This structure defines static mappings for the mx31moboard. + */ +static struct map_desc mx31moboard_io_desc[] __initdata = { + { + .virtual = AIPS1_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(AIPS1_BASE_ADDR), + .length = AIPS1_SIZE, + .type = MT_DEVICE_NONSHARED + }, { + .virtual = AIPS2_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(AIPS2_BASE_ADDR), + .length = AIPS2_SIZE, + .type = MT_DEVICE_NONSHARED + }, +}; + +/* + * Set up static virtual mappings. + */ +void __init mx31moboard_map_io(void) +{ + mxc_map_io(); + iotable_init(mx31moboard_io_desc, ARRAY_SIZE(mx31moboard_io_desc)); +} + +static void __init mx31moboard_timer_init(void) +{ + mxc_clocks_init(26000000); + mxc_timer_init("ipg_clk.0"); +} + +struct sys_timer mx31moboard_timer = { + .init = mx31moboard_timer_init, +}; + +MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard") + /* Maintainer: Valentin Longchamp, EPFL Mobots group */ + .phys_io = AIPS1_BASE_ADDR, + .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, + .boot_params = PHYS_OFFSET + 0x100, + .map_io = mx31moboard_map_io, + .init_irq = mxc_init_irq, + .init_machine = mxc_board_init, + .timer = &mx31moboard_timer, +MACHINE_END + diff --git a/arch/arm/mach-mx3/mx31pdk.c b/arch/arm/mach-mx3/mx31pdk.c new file mode 100644 index 00000000000..d464d068a4a --- /dev/null +++ b/arch/arm/mach-mx3/mx31pdk.c @@ -0,0 +1,115 @@ +/* + * Copyright 2008 Freescale Semiconductor, 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/types.h> +#include <linux/init.h> +#include <linux/clk.h> +#include <linux/irq.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <asm/memory.h> +#include <asm/mach/map.h> +#include <mach/common.h> +#include <mach/board-mx31pdk.h> +#include <mach/imx-uart.h> +#include <mach/iomux-mx3.h> +#include "devices.h" + +/*! + * @file mx31pdk.c + * + * @brief This file contains the board-specific initialization routines. + * + * @ingroup System + */ + +static struct imxuart_platform_data uart_pdata = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static inline void mxc_init_imx_uart(void) +{ + mxc_iomux_mode(MX31_PIN_CTS1__CTS1); + mxc_iomux_mode(MX31_PIN_RTS1__RTS1); + mxc_iomux_mode(MX31_PIN_TXD1__TXD1); + mxc_iomux_mode(MX31_PIN_RXD1__RXD1); + + mxc_register_device(&mxc_uart_device0, &uart_pdata); +} + +/*! + * This structure defines static mappings for the i.MX31PDK board. + */ +static struct map_desc mx31pdk_io_desc[] __initdata = { + { + .virtual = AIPS1_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(AIPS1_BASE_ADDR), + .length = AIPS1_SIZE, + .type = MT_DEVICE_NONSHARED + }, { + .virtual = AIPS2_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(AIPS2_BASE_ADDR), + .length = AIPS2_SIZE, + .type = MT_DEVICE_NONSHARED + }, +}; + +/*! + * Set up static virtual mappings. + */ +static void __init mx31pdk_map_io(void) +{ + mxc_map_io(); + iotable_init(mx31pdk_io_desc, ARRAY_SIZE(mx31pdk_io_desc)); +} + +/*! + * Board specific initialization. + */ +static void __init mxc_board_init(void) +{ + mxc_init_imx_uart(); +} + +static void __init mx31pdk_timer_init(void) +{ + mxc_clocks_init(26000000); + mxc_timer_init("ipg_clk.0"); +} + +static struct sys_timer mx31pdk_timer = { + .init = mx31pdk_timer_init, +}; + +/* + * The following uses standard kernel macros defined in arch.h in order to + * initialize __mach_desc_MX31PDK data structure. + */ +MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)") + /* Maintainer: Freescale Semiconductor, Inc. */ + .phys_io = AIPS1_BASE_ADDR, + .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, + .boot_params = PHYS_OFFSET + 0x100, + .map_io = mx31pdk_map_io, + .init_irq = mxc_init_irq, + .init_machine = mxc_board_init, + .timer = &mx31pdk_timer, +MACHINE_END diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c index 843f68c8ead..8cea8258722 100644 --- a/arch/arm/mach-mx3/pcm037.c +++ b/arch/arm/mach-mx3/pcm037.c @@ -21,7 +21,11 @@ #include <linux/platform_device.h> #include <linux/mtd/physmap.h> +#include <linux/mtd/plat-ram.h> #include <linux/memory.h> +#include <linux/gpio.h> +#include <linux/smc911x.h> +#include <linux/interrupt.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -32,6 +36,7 @@ #include <mach/imx-uart.h> #include <mach/iomux-mx3.h> #include <mach/board-pcm037.h> +#include <mach/mxc_nand.h> #include "devices.h" @@ -59,8 +64,63 @@ static struct imxuart_platform_data uart_pdata = { .flags = IMXUART_HAVE_RTSCTS, }; +static struct resource smc911x_resources[] = { + [0] = { + .start = CS1_BASE_ADDR + 0x300, + .end = CS1_BASE_ADDR + 0x300 + SZ_64K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1), + .end = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1), + .flags = IORESOURCE_IRQ, + }, +}; + +static struct smc911x_platdata smc911x_info = { + .flags = SMC911X_USE_32BIT, + .irq_flags = IRQF_SHARED | IRQF_TRIGGER_LOW, +}; + +static struct platform_device pcm037_eth = { + .name = "smc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smc911x_resources), + .resource = smc911x_resources, + .dev = { + .platform_data = &smc911x_info, + }, +}; + +static struct platdata_mtd_ram pcm038_sram_data = { + .bankwidth = 2, +}; + +static struct resource pcm038_sram_resource = { + .start = CS4_BASE_ADDR, + .end = CS4_BASE_ADDR + 512 * 1024 - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device pcm037_sram_device = { + .name = "mtd-ram", + .id = 0, + .dev = { + .platform_data = &pcm038_sram_data, + }, + .num_resources = 1, + .resource = &pcm038_sram_resource, +}; + +static struct mxc_nand_platform_data pcm037_nand_board_info = { + .width = 1, + .hw_ecc = 1, +}; + static struct platform_device *devices[] __initdata = { &pcm037_flash, + &pcm037_eth, + &pcm037_sram_device, }; /* @@ -81,6 +141,16 @@ static void __init mxc_board_init(void) mxc_iomux_mode(MX31_PIN_CSPI3_MISO__TXD3); mxc_register_device(&mxc_uart_device2, &uart_pdata); + + mxc_iomux_mode(MX31_PIN_BATT_LINE__OWIRE); + mxc_register_device(&mxc_w1_master_device, NULL); + + /* SMSC9215 IRQ pin */ + mxc_iomux_mode(IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO)); + if (!gpio_request(MX31_PIN_GPIO3_1, "pcm037-eth")) + gpio_direction_input(MX31_PIN_GPIO3_1); + + mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info); } /* |