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authorArnd Bergmann <arnd@arndb.de>2022-09-29 15:31:18 +0200
committerArnd Bergmann <arnd@arndb.de>2023-01-10 23:10:27 +0100
commitb91a69d162aae0f097432c8166956eccf71783d3 (patch)
tree7341a50f97333c384d590ea6b7bfd7a14e766570 /arch/arm/mach-iop32x/em7210.c
parentfd68572b57f2be17e18905d28e5b7165741ad48a (diff)
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.c232
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