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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/iq31244.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/iq31244.c')
-rw-r--r--arch/arm/mach-iop32x/iq31244.c333
1 files changed, 0 insertions, 333 deletions
diff --git a/arch/arm/mach-iop32x/iq31244.c b/arch/arm/mach-iop32x/iq31244.c
deleted file mode 100644
index 8b4c29d17265..000000000000
--- a/arch/arm/mach-iop32x/iq31244.c
+++ /dev/null
@@ -1,333 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * arch/arm/mach-iop32x/iq31244.c
- *
- * Board support code for the Intel EP80219 and IQ31244 platforms.
- *
- * Author: Rory Bolt <rorybolt@pacbell.net>
- * Copyright (C) 2002 Rory Bolt
- * Copyright 2003 (c) MontaVista, Software, Inc.
- * Copyright (C) 2004 Intel Corp.
- */
-
-#include <linux/mm.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/kernel.h>
-#include <linux/pci.h>
-#include <linux/pm.h>
-#include <linux/string.h>
-#include <linux/serial_core.h>
-#include <linux/serial_8250.h>
-#include <linux/mtd/physmap.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/gpio/machine.h>
-#include <asm/cputype.h>
-#include <asm/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 <asm/page.h>
-
-#include "hardware.h"
-#include "irqs.h"
-#include "gpio-iop32x.h"
-
-/*
- * Until March of 2007 iq31244 platforms and ep80219 platforms shared the
- * same machine id, and the processor type was used to select board type.
- * However this assumption breaks for an iq80219 board which is an iop219
- * processor on an iq31244 board. The force_ep80219 flag has been added
- * for old boot loaders using the iq31244 machine id for an ep80219 platform.
- */
-static int force_ep80219;
-
-static int is_80219(void)
-{
- return !!((read_cpuid_id() & 0xffffffe0) == 0x69052e20);
-}
-
-static int is_ep80219(void)
-{
- if (machine_is_ep80219() || force_ep80219)
- return 1;
- else
- return 0;
-}
-
-
-/*
- * EP80219/IQ31244 timer tick configuration.
- */
-static void __init iq31244_timer_init(void)
-{
- if (is_ep80219()) {
- /* 33.333 MHz crystal. */
- iop_init_time(200000000);
- } else {
- /* 33.000 MHz crystal. */
- iop_init_time(198000000);
- }
-}
-
-
-/*
- * IQ31244 I/O.
- */
-static struct map_desc iq31244_io_desc[] __initdata = {
- { /* on-board devices */
- .virtual = IQ31244_UART,
- .pfn = __phys_to_pfn(IQ31244_UART),
- .length = 0x00100000,
- .type = MT_DEVICE,
- },
-};
-
-void __init iq31244_map_io(void)
-{
- iop3xx_map_io();
- iotable_init(iq31244_io_desc, ARRAY_SIZE(iq31244_io_desc));
-}
-
-
-/*
- * EP80219/IQ31244 PCI.
- */
-static int __init
-ep80219_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- int irq;
-
- if (slot == 0) {
- /* CFlash */
- irq = IRQ_IOP32X_XINT1;
- } else if (slot == 1) {
- /* 82551 Pro 100 */
- irq = IRQ_IOP32X_XINT0;
- } else if (slot == 2) {
- /* PCI-X Slot */
- irq = IRQ_IOP32X_XINT3;
- } else if (slot == 3) {
- /* SATA */
- irq = IRQ_IOP32X_XINT2;
- } else {
- printk(KERN_ERR "ep80219_pci_map_irq() called for unknown "
- "device PCI:%d:%d:%d\n", dev->bus->number,
- PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
- irq = -1;
- }
-
- return irq;
-}
-
-static struct hw_pci ep80219_pci __initdata = {
- .nr_controllers = 1,
- .ops = &iop3xx_ops,
- .setup = iop3xx_pci_setup,
- .preinit = iop3xx_pci_preinit,
- .map_irq = ep80219_pci_map_irq,
-};
-
-static int __init
-iq31244_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- int irq;
-
- if (slot == 0) {
- /* CFlash */
- irq = IRQ_IOP32X_XINT1;
- } else if (slot == 1) {
- /* SATA */
- irq = IRQ_IOP32X_XINT2;
- } else if (slot == 2) {
- /* PCI-X Slot */
- irq = IRQ_IOP32X_XINT3;
- } else if (slot == 3) {
- /* 82546 GigE */
- irq = IRQ_IOP32X_XINT0;
- } else {
- printk(KERN_ERR "iq31244_pci_map_irq called for unknown "
- "device PCI:%d:%d:%d\n", dev->bus->number,
- PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
- irq = -1;
- }
-
- return irq;
-}
-
-static struct hw_pci iq31244_pci __initdata = {
- .nr_controllers = 1,
- .ops = &iop3xx_ops,
- .setup = iop3xx_pci_setup,
- .preinit = iop3xx_pci_preinit,
- .map_irq = iq31244_pci_map_irq,
-};
-
-static int __init iq31244_pci_init(void)
-{
- if (is_ep80219())
- pci_common_init(&ep80219_pci);
- else if (machine_is_iq31244()) {
- if (is_80219()) {
- printk("note: iq31244 board type has been selected\n");
- printk("note: to select ep80219 operation:\n");
- printk("\t1/ specify \"force_ep80219\" on the kernel"
- " command line\n");
- printk("\t2/ update boot loader to pass"
- " the ep80219 id: %d\n", MACH_TYPE_EP80219);
- }
- pci_common_init(&iq31244_pci);
- }
-
- return 0;
-}
-
-subsys_initcall(iq31244_pci_init);
-
-
-/*
- * IQ31244 machine initialisation.
- */
-static struct physmap_flash_data iq31244_flash_data = {
- .width = 2,
-};
-
-static struct resource iq31244_flash_resource = {
- .start = 0xf0000000,
- .end = 0xf07fffff,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device iq31244_flash_device = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &iq31244_flash_data,
- },
- .num_resources = 1,
- .resource = &iq31244_flash_resource,
-};
-
-static struct plat_serial8250_port iq31244_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 iq31244_uart_resource = {
- .start = IQ31244_UART,
- .end = IQ31244_UART + 7,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device iq31244_serial_device = {
- .name = "serial8250",
- .id = PLAT8250_DEV_PLATFORM,
- .dev = {
- .platform_data = iq31244_serial_port,
- },
- .num_resources = 1,
- .resource = &iq31244_uart_resource,
-};
-
-/*
- * This function will send a SHUTDOWN_COMPLETE message to the PIC
- * controller over I2C. We are not using the i2c subsystem since
- * we are going to power off and it may be removed
- */
-void ep80219_power_off(void)
-{
- /*
- * Send the Address byte w/ the start condition
- */
- *IOP3XX_IDBR1 = 0x60;
- *IOP3XX_ICR1 = 0xE9;
- mdelay(1);
-
- /*
- * Send the START_MSG byte w/ no start or stop condition
- */
- *IOP3XX_IDBR1 = 0x0F;
- *IOP3XX_ICR1 = 0xE8;
- mdelay(1);
-
- /*
- * Send the SHUTDOWN_COMPLETE Message ID byte w/ no start or
- * stop condition
- */
- *IOP3XX_IDBR1 = 0x03;
- *IOP3XX_ICR1 = 0xE8;
- mdelay(1);
-
- /*
- * Send an ignored byte w/ stop condition
- */
- *IOP3XX_IDBR1 = 0x00;
- *IOP3XX_ICR1 = 0xEA;
-
- while (1)
- ;
-}
-
-static void __init iq31244_init_machine(void)
-{
- register_iop32x_gpio();
- 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(&iq31244_flash_device);
- platform_device_register(&iq31244_serial_device);
- platform_device_register(&iop3xx_dma_0_channel);
- platform_device_register(&iop3xx_dma_1_channel);
-
- if (is_ep80219())
- pm_power_off = ep80219_power_off;
-
- if (!is_80219())
- platform_device_register(&iop3xx_aau_channel);
-}
-
-static int __init force_ep80219_setup(char *str)
-{
- force_ep80219 = 1;
- return 1;
-}
-
-__setup("force_ep80219", force_ep80219_setup);
-
-MACHINE_START(IQ31244, "Intel IQ31244")
- /* Maintainer: Intel Corp. */
- .atag_offset = 0x100,
- .map_io = iq31244_map_io,
- .init_irq = iop32x_init_irq,
- .init_time = iq31244_timer_init,
- .init_machine = iq31244_init_machine,
- .restart = iop3xx_restart,
-MACHINE_END
-
-/* There should have been an ep80219 machine identifier from the beginning.
- * Boot roms older than March 2007 do not know the ep80219 machine id. Pass
- * "force_ep80219" on the kernel command line, otherwise iq31244 operation
- * will be selected.
- */
-MACHINE_START(EP80219, "Intel EP80219")
- /* Maintainer: Intel Corp. */
- .atag_offset = 0x100,
- .nr_irqs = IOP32X_NR_IRQS,
- .map_io = iq31244_map_io,
- .init_irq = iop32x_init_irq,
- .init_time = iq31244_timer_init,
- .init_machine = iq31244_init_machine,
- .restart = iop3xx_restart,
-MACHINE_END