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author | Arnd Bergmann <arnd@arndb.de> | 2022-09-29 16:31:18 +0300 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2023-01-11 01:10:27 +0300 |
commit | b91a69d162aae0f097432c8166956eccf71783d3 (patch) | |
tree | 7341a50f97333c384d590ea6b7bfd7a14e766570 /arch/arm/mach-iop32x/em7210.c | |
parent | fd68572b57f2be17e18905d28e5b7165741ad48a (diff) | |
download | linux-b91a69d162aae0f097432c8166956eccf71783d3.tar.xz |
ARM: iop32x: remove the platform
This was marked as unused in 5.19 and can now be removed
Cc: Lennert Buytenhek <kernel@wantstofly.org>
Cc: Martin Michlmayr <tbm@cyrius.com>
Acked-by: Dan Williams <dan.j.williams@intel.com>
Acked-by: Wolfram Sang <wsa@kernel.org> # for I2C
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-iop32x/em7210.c')
-rw-r--r-- | arch/arm/mach-iop32x/em7210.c | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/arch/arm/mach-iop32x/em7210.c b/arch/arm/mach-iop32x/em7210.c deleted file mode 100644 index ac130aba5a6e..000000000000 --- a/arch/arm/mach-iop32x/em7210.c +++ /dev/null @@ -1,232 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * arch/arm/mach-iop32x/em7210.c - * - * Board support code for the Lanner EM7210 platforms. - * - * Based on arch/arm/mach-iop32x/iq31244.c file. - * - * Copyright (C) 2007 Arnaud Patard <arnaud.patard@rtp-net.org> - */ - -#include <linux/mm.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/pm.h> -#include <linux/serial_core.h> -#include <linux/serial_8250.h> -#include <linux/mtd/physmap.h> -#include <linux/platform_device.h> -#include <linux/i2c.h> -#include <linux/gpio.h> -#include <linux/gpio/machine.h> -#include <linux/io.h> -#include <linux/irq.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/pci.h> -#include <asm/mach/time.h> -#include <asm/mach-types.h> - -#include "hardware.h" -#include "gpio-iop32x.h" -#include "irqs.h" - -static void __init em7210_timer_init(void) -{ - /* http://www.kwaak.net/fotos/fotos-nas/slide_24.html */ - /* 33.333 MHz crystal. */ - iop_init_time(200000000); -} - -/* - * EM7210 RTC - */ -static struct i2c_board_info __initdata em7210_i2c_devices[] = { - { - I2C_BOARD_INFO("rs5c372a", 0x32), - }, -}; - -/* - * EM7210 I/O - */ -static struct map_desc em7210_io_desc[] __initdata = { - { /* on-board devices */ - .virtual = IQ31244_UART, - .pfn = __phys_to_pfn(IQ31244_UART), - .length = 0x00100000, - .type = MT_DEVICE, - }, -}; - -void __init em7210_map_io(void) -{ - iop3xx_map_io(); - iotable_init(em7210_io_desc, ARRAY_SIZE(em7210_io_desc)); -} - - -/* - * EM7210 PCI - */ -#define INTA IRQ_IOP32X_XINT0 -#define INTB IRQ_IOP32X_XINT1 -#define INTC IRQ_IOP32X_XINT2 -#define INTD IRQ_IOP32X_XINT3 - -static int __init -em7210_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ - static int pci_irq_table[][4] = { - /* - * PCI IDSEL/INTPIN->INTLINE - * A B C D - */ - {INTB, INTB, INTB, INTB}, /* console / uart */ - {INTA, INTA, INTA, INTA}, /* 1st 82541 */ - {INTD, INTD, INTD, INTD}, /* 2nd 82541 */ - {INTC, INTC, INTC, INTC}, /* GD31244 */ - {INTD, INTA, INTA, INTA}, /* mini-PCI */ - {INTD, INTC, INTA, INTA}, /* NEC USB */ - }; - - if (pin < 1 || pin > 4) - return -1; - - return pci_irq_table[slot % 6][pin - 1]; -} - -static struct hw_pci em7210_pci __initdata = { - .nr_controllers = 1, - .ops = &iop3xx_ops, - .setup = iop3xx_pci_setup, - .preinit = iop3xx_pci_preinit, - .map_irq = em7210_pci_map_irq, -}; - -static int __init em7210_pci_init(void) -{ - if (machine_is_em7210()) - pci_common_init(&em7210_pci); - - return 0; -} - -subsys_initcall(em7210_pci_init); - - -/* - * EM7210 Flash - */ -static struct physmap_flash_data em7210_flash_data = { - .width = 2, -}; - -static struct resource em7210_flash_resource = { - .start = 0xf0000000, - .end = 0xf1ffffff, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device em7210_flash_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &em7210_flash_data, - }, - .num_resources = 1, - .resource = &em7210_flash_resource, -}; - - -/* - * EM7210 UART - * The physical address of the serial port is 0xfe800000, - * so it can be used for physical and virtual address. - */ -static struct plat_serial8250_port em7210_serial_port[] = { - { - .mapbase = IQ31244_UART, - .membase = (char *)IQ31244_UART, - .irq = IRQ_IOP32X_XINT1, - .flags = UPF_SKIP_TEST, - .iotype = UPIO_MEM, - .regshift = 0, - .uartclk = 1843200, - }, - { }, -}; - -static struct resource em7210_uart_resource = { - .start = IQ31244_UART, - .end = IQ31244_UART + 7, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device em7210_serial_device = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = em7210_serial_port, - }, - .num_resources = 1, - .resource = &em7210_uart_resource, -}; - -#define EM7210_HARDWARE_POWER 0 - -void em7210_power_off(void) -{ - int ret; - - ret = gpio_direction_output(EM7210_HARDWARE_POWER, 1); - if (ret) - pr_crit("could not drive power off GPIO high\n"); -} - -static int __init em7210_request_gpios(void) -{ - int ret; - - if (!machine_is_em7210()) - return 0; - - ret = gpio_request(EM7210_HARDWARE_POWER, "power"); - if (ret) { - pr_err("could not request power off GPIO\n"); - return 0; - } - - pm_power_off = em7210_power_off; - - return 0; -} -device_initcall(em7210_request_gpios); - -static void __init em7210_init_machine(void) -{ - register_iop32x_gpio(); - platform_device_register(&em7210_serial_device); - gpiod_add_lookup_table(&iop3xx_i2c0_gpio_lookup); - gpiod_add_lookup_table(&iop3xx_i2c1_gpio_lookup); - platform_device_register(&iop3xx_i2c0_device); - platform_device_register(&iop3xx_i2c1_device); - platform_device_register(&em7210_flash_device); - platform_device_register(&iop3xx_dma_0_channel); - platform_device_register(&iop3xx_dma_1_channel); - - i2c_register_board_info(0, em7210_i2c_devices, - ARRAY_SIZE(em7210_i2c_devices)); -} - -MACHINE_START(EM7210, "Lanner EM7210") - .atag_offset = 0x100, - .nr_irqs = IOP32X_NR_IRQS, - .map_io = em7210_map_io, - .init_irq = iop32x_init_irq, - .init_time = em7210_timer_init, - .init_machine = em7210_init_machine, - .restart = iop3xx_restart, -MACHINE_END |