^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * linux/arch/arm/mach-pxa/mp900.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Support for the NEC MobilePro900/C platform
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Based on mach-pxa/gumstix.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * 2007, 2008 Kristoffer Ericson <kristoffer.ericson@gmail.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * 2007, 2008 Michael Petchkovsky <mkpetch@internode.on.net>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/usb/isp116x.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include "pxa25x.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include "generic.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) static void isp116x_pfm_delay(struct device *dev, int delay)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) /* 400MHz PXA2 = 2.5ns / instruction */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) int cyc = delay / 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) /* 4 Instructions = 4 x 2.5ns = 10ns */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) __asm__ volatile ("0:\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) "subs %0, %1, #1\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) "bge 0b\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) :"=r" (cyc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) :"0"(cyc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) static struct isp116x_platform_data isp116x_pfm_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .remote_wakeup_enable = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) .delay = isp116x_pfm_delay,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) static struct resource isp116x_pfm_resources[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) [0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) .start = 0x0d000000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) .end = 0x0d000000 + 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) [1] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) .start = 0x0d000000 + 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) .end = 0x0d000000 + 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) [2] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) .start = 61,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) .end = 61,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) .flags = IORESOURCE_IRQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) static struct platform_device mp900c_dummy_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) .name = "mp900c_dummy",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) static struct platform_device mp900c_usb = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) .name = "isp116x-hcd",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) .num_resources = ARRAY_SIZE(isp116x_pfm_resources),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) .resource = isp116x_pfm_resources,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) .dev.platform_data = &isp116x_pfm_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) static struct platform_device *devices[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) &mp900c_dummy_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) &mp900c_usb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) static void __init mp900c_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) printk(KERN_INFO "MobilePro 900/C machine init\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) pxa_set_ffuart_info(NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) pxa_set_btuart_info(NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) pxa_set_stuart_info(NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) platform_add_devices(devices, ARRAY_SIZE(devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) /* Maintainer - Michael Petchkovsky <mkpetch@internode.on.net> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) MACHINE_START(NEC_MP900, "MobilePro900/C")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) .atag_offset = 0x220100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) .init_time = pxa_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) .map_io = pxa25x_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) .nr_irqs = PXA_NR_IRQS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) .init_irq = pxa25x_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) .handle_irq = pxa25x_handle_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) .init_machine = mp900c_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) .restart = pxa_restart,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) MACHINE_END
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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