^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) * arch/arm/mach-iop32x/em7210.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Board support code for the Lanner EM7210 platforms.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Based on arch/arm/mach-iop32x/iq31244.c file.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Copyright (C) 2007 Arnaud Patard <arnaud.patard@rtp-net.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/mm.h>
^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/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/pm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/serial_core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/serial_8250.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/mtd/physmap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/gpio/machine.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <asm/mach/map.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <asm/mach/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <asm/mach/time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include "hardware.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include "gpio-iop32x.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include "irqs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) static void __init em7210_timer_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) /* http://www.kwaak.net/fotos/fotos-nas/slide_24.html */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) /* 33.333 MHz crystal. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) iop_init_time(200000000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) * EM7210 RTC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) static struct i2c_board_info __initdata em7210_i2c_devices[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) I2C_BOARD_INFO("rs5c372a", 0x32),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) * EM7210 I/O
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) static struct map_desc em7210_io_desc[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) { /* on-board devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) .virtual = IQ31244_UART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) .pfn = __phys_to_pfn(IQ31244_UART),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) .length = 0x00100000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) .type = MT_DEVICE,
^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) void __init em7210_map_io(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) iop3xx_map_io();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) iotable_init(em7210_io_desc, ARRAY_SIZE(em7210_io_desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) * EM7210 PCI
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define INTA IRQ_IOP32X_XINT0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define INTB IRQ_IOP32X_XINT1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #define INTC IRQ_IOP32X_XINT2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #define INTD IRQ_IOP32X_XINT3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) static int __init
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) em7210_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) static int pci_irq_table[][4] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) * PCI IDSEL/INTPIN->INTLINE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) * A B C D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) {INTB, INTB, INTB, INTB}, /* console / uart */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) {INTA, INTA, INTA, INTA}, /* 1st 82541 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) {INTD, INTD, INTD, INTD}, /* 2nd 82541 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) {INTC, INTC, INTC, INTC}, /* GD31244 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) {INTD, INTA, INTA, INTA}, /* mini-PCI */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) {INTD, INTC, INTA, INTA}, /* NEC USB */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) if (pin < 1 || pin > 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) return pci_irq_table[slot % 6][pin - 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static struct hw_pci em7210_pci __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .nr_controllers = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) .ops = &iop3xx_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .setup = iop3xx_pci_setup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) .preinit = iop3xx_pci_preinit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .map_irq = em7210_pci_map_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) static int __init em7210_pci_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) if (machine_is_em7210())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) pci_common_init(&em7210_pci);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) subsys_initcall(em7210_pci_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) * EM7210 Flash
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) static struct physmap_flash_data em7210_flash_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) .width = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) static struct resource em7210_flash_resource = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .start = 0xf0000000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) .end = 0xf1ffffff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) static struct platform_device em7210_flash_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) .name = "physmap-flash",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .id = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .platform_data = &em7210_flash_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .num_resources = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .resource = &em7210_flash_resource,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) * EM7210 UART
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) * The physical address of the serial port is 0xfe800000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) * so it can be used for physical and virtual address.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) static struct plat_serial8250_port em7210_serial_port[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) .mapbase = IQ31244_UART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) .membase = (char *)IQ31244_UART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) .irq = IRQ_IOP32X_XINT1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .flags = UPF_SKIP_TEST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .iotype = UPIO_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) .regshift = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) .uartclk = 1843200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) { },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) static struct resource em7210_uart_resource = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) .start = IQ31244_UART,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .end = IQ31244_UART + 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) static struct platform_device em7210_serial_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) .name = "serial8250",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) .id = PLAT8250_DEV_PLATFORM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) .platform_data = em7210_serial_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) .num_resources = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) .resource = &em7210_uart_resource,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) #define EM7210_HARDWARE_POWER 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) void em7210_power_off(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) ret = gpio_direction_output(EM7210_HARDWARE_POWER, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) pr_crit("could not drive power off GPIO high\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) static int __init em7210_request_gpios(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) if (!machine_is_em7210())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) ret = gpio_request(EM7210_HARDWARE_POWER, "power");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) pr_err("could not request power off GPIO\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) pm_power_off = em7210_power_off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) device_initcall(em7210_request_gpios);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) static void __init em7210_init_machine(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) register_iop32x_gpio();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) platform_device_register(&em7210_serial_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) gpiod_add_lookup_table(&iop3xx_i2c0_gpio_lookup);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) gpiod_add_lookup_table(&iop3xx_i2c1_gpio_lookup);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) platform_device_register(&iop3xx_i2c0_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) platform_device_register(&iop3xx_i2c1_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) platform_device_register(&em7210_flash_device);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) platform_device_register(&iop3xx_dma_0_channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) platform_device_register(&iop3xx_dma_1_channel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) i2c_register_board_info(0, em7210_i2c_devices,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) ARRAY_SIZE(em7210_i2c_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) MACHINE_START(EM7210, "Lanner EM7210")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) .map_io = em7210_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) .init_irq = iop32x_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) .init_time = em7210_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) .init_machine = em7210_init_machine,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) .restart = iop3xx_restart,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) MACHINE_END
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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