diff options
Diffstat (limited to 'arch/arm/mach-ixp4xx/ixdp425-setup.c')
| -rw-r--r-- | arch/arm/mach-ixp4xx/ixdp425-setup.c | 339 |
1 files changed, 0 insertions, 339 deletions
diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c deleted file mode 100644 index 45d5b720ded6..000000000000 --- a/arch/arm/mach-ixp4xx/ixdp425-setup.c +++ /dev/null @@ -1,339 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * arch/arm/mach-ixp4xx/ixdp425-setup.c - * - * IXDP425/IXCDP1100 board-setup - * - * Copyright (C) 2003-2005 MontaVista Software, Inc. - * - * Author: Deepak Saxena <dsaxena@plexity.net> - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/device.h> -#include <linux/serial.h> -#include <linux/tty.h> -#include <linux/serial_8250.h> -#include <linux/gpio/machine.h> -#include <linux/io.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/rawnand.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/platnand.h> -#include <linux/delay.h> -#include <linux/gpio.h> -#include <asm/types.h> -#include <asm/setup.h> -#include <asm/memory.h> -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <asm/irq.h> -#include <asm/mach/arch.h> -#include <asm/mach/flash.h> - -#include "irqs.h" - -#define IXDP425_SDA_PIN 7 -#define IXDP425_SCL_PIN 6 - -/* NAND Flash pins */ -#define IXDP425_NAND_NCE_PIN 12 - -#define IXDP425_NAND_CMD_BYTE 0x01 -#define IXDP425_NAND_ADDR_BYTE 0x02 - -static struct flash_platform_data ixdp425_flash_data = { - .map_name = "cfi_probe", - .width = 2, -}; - -static struct resource ixdp425_flash_resource = { - .flags = IORESOURCE_MEM, -}; - -static struct platform_device ixdp425_flash = { - .name = "IXP4XX-Flash", - .id = 0, - .dev = { - .platform_data = &ixdp425_flash_data, - }, - .num_resources = 1, - .resource = &ixdp425_flash_resource, -}; - -#if defined(CONFIG_MTD_NAND_PLATFORM) || \ - defined(CONFIG_MTD_NAND_PLATFORM_MODULE) - -static struct mtd_partition ixdp425_partitions[] = { - { - .name = "ixp400 NAND FS 0", - .offset = 0, - .size = SZ_8M - }, { - .name = "ixp400 NAND FS 1", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL - }, -}; - -static void -ixdp425_flash_nand_cmd_ctrl(struct nand_chip *this, int cmd, unsigned int ctrl) -{ - int offset = (int)nand_get_controller_data(this); - - if (ctrl & NAND_CTRL_CHANGE) { - if (ctrl & NAND_NCE) { - gpio_set_value(IXDP425_NAND_NCE_PIN, 0); - udelay(5); - } else - gpio_set_value(IXDP425_NAND_NCE_PIN, 1); - - offset = (ctrl & NAND_CLE) ? IXDP425_NAND_CMD_BYTE : 0; - offset |= (ctrl & NAND_ALE) ? IXDP425_NAND_ADDR_BYTE : 0; - nand_set_controller_data(this, (void *)offset); - } - - if (cmd != NAND_CMD_NONE) - writeb(cmd, this->legacy.IO_ADDR_W + offset); -} - -static struct platform_nand_data ixdp425_flash_nand_data = { - .chip = { - .nr_chips = 1, - .chip_delay = 30, - .partitions = ixdp425_partitions, - .nr_partitions = ARRAY_SIZE(ixdp425_partitions), - }, - .ctrl = { - .cmd_ctrl = ixdp425_flash_nand_cmd_ctrl - } -}; - -static struct resource ixdp425_flash_nand_resource = { - .flags = IORESOURCE_MEM, -}; - -static struct platform_device ixdp425_flash_nand = { - .name = "gen_nand", - .id = -1, - .dev = { - .platform_data = &ixdp425_flash_nand_data, - }, - .num_resources = 1, - .resource = &ixdp425_flash_nand_resource, -}; -#endif /* CONFIG_MTD_NAND_PLATFORM */ - -static struct gpiod_lookup_table ixdp425_i2c_gpiod_table = { - .dev_id = "i2c-gpio.0", - .table = { - GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", IXDP425_SDA_PIN, - NULL, 0, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), - GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", IXDP425_SCL_PIN, - NULL, 1, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), - }, -}; - -static struct platform_device ixdp425_i2c_gpio = { - .name = "i2c-gpio", - .id = 0, - .dev = { - .platform_data = NULL, - }, -}; - -static struct resource ixdp425_uart_resources[] = { - { - .start = IXP4XX_UART1_BASE_PHYS, - .end = IXP4XX_UART1_BASE_PHYS + 0x0fff, - .flags = IORESOURCE_MEM - }, - { - .start = IXP4XX_UART2_BASE_PHYS, - .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, - .flags = IORESOURCE_MEM - } -}; - -static struct plat_serial8250_port ixdp425_uart_data[] = { - { - .mapbase = IXP4XX_UART1_BASE_PHYS, - .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET, - .irq = IRQ_IXP4XX_UART1, - .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = IXP4XX_UART_XTAL, - }, - { - .mapbase = IXP4XX_UART2_BASE_PHYS, - .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, - .irq = IRQ_IXP4XX_UART2, - .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = IXP4XX_UART_XTAL, - }, - { }, -}; - -static struct platform_device ixdp425_uart = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev.platform_data = ixdp425_uart_data, - .num_resources = 2, - .resource = ixdp425_uart_resources -}; - -/* Built-in 10/100 Ethernet MAC interfaces */ -static struct resource ixp425_npeb_resources[] = { - { - .start = IXP4XX_EthB_BASE_PHYS, - .end = IXP4XX_EthB_BASE_PHYS + 0x0fff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource ixp425_npec_resources[] = { - { - .start = IXP4XX_EthC_BASE_PHYS, - .end = IXP4XX_EthC_BASE_PHYS + 0x0fff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct eth_plat_info ixdp425_plat_eth[] = { - { - .phy = 0, - .rxq = 3, - .txreadyq = 20, - }, { - .phy = 1, - .rxq = 4, - .txreadyq = 21, - } -}; - -static struct platform_device ixdp425_eth[] = { - { - .name = "ixp4xx_eth", - .id = IXP4XX_ETH_NPEB, - .dev.platform_data = ixdp425_plat_eth, - .num_resources = ARRAY_SIZE(ixp425_npeb_resources), - .resource = ixp425_npeb_resources, - }, { - .name = "ixp4xx_eth", - .id = IXP4XX_ETH_NPEC, - .dev.platform_data = ixdp425_plat_eth + 1, - .num_resources = ARRAY_SIZE(ixp425_npec_resources), - .resource = ixp425_npec_resources, - } -}; - -static struct platform_device *ixdp425_devices[] __initdata = { - &ixdp425_i2c_gpio, - &ixdp425_flash, -#if defined(CONFIG_MTD_NAND_PLATFORM) || \ - defined(CONFIG_MTD_NAND_PLATFORM_MODULE) - &ixdp425_flash_nand, -#endif - &ixdp425_uart, - &ixdp425_eth[0], - &ixdp425_eth[1], -}; - -static void __init ixdp425_init(void) -{ - ixp4xx_sys_init(); - - ixdp425_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); - ixdp425_flash_resource.end = - IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1; - -#if defined(CONFIG_MTD_NAND_PLATFORM) || \ - defined(CONFIG_MTD_NAND_PLATFORM_MODULE) - ixdp425_flash_nand_resource.start = IXP4XX_EXP_BUS_BASE(3), - ixdp425_flash_nand_resource.end = IXP4XX_EXP_BUS_BASE(3) + 0x10 - 1; - - gpio_request(IXDP425_NAND_NCE_PIN, "NAND NCE pin"); - gpio_direction_output(IXDP425_NAND_NCE_PIN, 0); - - /* Configure expansion bus for NAND Flash */ - *IXP4XX_EXP_CS3 = IXP4XX_EXP_BUS_CS_EN | - IXP4XX_EXP_BUS_STROBE_T(1) | /* extend by 1 clock */ - IXP4XX_EXP_BUS_CYCLES(0) | /* Intel cycles */ - IXP4XX_EXP_BUS_SIZE(0) | /* 512bytes addr space*/ - IXP4XX_EXP_BUS_WR_EN | - IXP4XX_EXP_BUS_BYTE_EN; /* 8 bit data bus */ -#endif - - if (cpu_is_ixp43x()) { - ixdp425_uart.num_resources = 1; - ixdp425_uart_data[1].flags = 0; - } - - gpiod_add_lookup_table(&ixdp425_i2c_gpiod_table); - platform_add_devices(ixdp425_devices, ARRAY_SIZE(ixdp425_devices)); -} - -#ifdef CONFIG_ARCH_IXDP425 -MACHINE_START(IXDP425, "Intel IXDP425 Development Platform") - /* Maintainer: MontaVista Software, Inc. */ - .map_io = ixp4xx_map_io, - .init_early = ixp4xx_init_early, - .init_irq = ixp4xx_init_irq, - .init_time = ixp4xx_timer_init, - .atag_offset = 0x100, - .init_machine = ixdp425_init, -#if defined(CONFIG_PCI) - .dma_zone_size = SZ_64M, -#endif - .restart = ixp4xx_restart, -MACHINE_END -#endif - -#ifdef CONFIG_MACH_IXDP465 -MACHINE_START(IXDP465, "Intel IXDP465 Development Platform") - /* Maintainer: MontaVista Software, Inc. */ - .map_io = ixp4xx_map_io, - .init_early = ixp4xx_init_early, - .init_irq = ixp4xx_init_irq, - .init_time = ixp4xx_timer_init, - .atag_offset = 0x100, - .init_machine = ixdp425_init, -#if defined(CONFIG_PCI) - .dma_zone_size = SZ_64M, -#endif -MACHINE_END -#endif - -#ifdef CONFIG_ARCH_PRPMC1100 -MACHINE_START(IXCDP1100, "Intel IXCDP1100 Development Platform") - /* Maintainer: MontaVista Software, Inc. */ - .map_io = ixp4xx_map_io, - .init_early = ixp4xx_init_early, - .init_irq = ixp4xx_init_irq, - .init_time = ixp4xx_timer_init, - .atag_offset = 0x100, - .init_machine = ixdp425_init, -#if defined(CONFIG_PCI) - .dma_zone_size = SZ_64M, -#endif -MACHINE_END -#endif - -#ifdef CONFIG_MACH_KIXRP435 -MACHINE_START(KIXRP435, "Intel KIXRP435 Reference Platform") - /* Maintainer: MontaVista Software, Inc. */ - .map_io = ixp4xx_map_io, - .init_early = ixp4xx_init_early, - .init_irq = ixp4xx_init_irq, - .init_time = ixp4xx_timer_init, - .atag_offset = 0x100, - .init_machine = ixdp425_init, -#if defined(CONFIG_PCI) - .dma_zone_size = SZ_64M, -#endif -MACHINE_END -#endif |