^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) // Copyright (c) 2006 Simtec Electronics
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) // Ben Dooks <ben@simtec.co.uk>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) // Thanks to Dimity Andric (TomTom) and Steven Ryu (Samsung) for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) // loans of SMDK2413 to work with.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/list.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/timer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/serial_core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/serial_s3c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/memblock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <asm/mach/map.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <asm/mach/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <asm/hardware/iomd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <asm/setup.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <asm/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) //#include <asm/debug-ll.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include "hardware-s3c24xx.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include "regs-gpio.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <linux/platform_data/usb-s3c2410_udc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <linux/platform_data/i2c-s3c2410.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include <linux/platform_data/fb-s3c2410.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include "gpio-samsung.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include "gpio-cfg.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #include "devs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #include "cpu.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #include "s3c24xx.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #include "common-smdk-s3c24xx.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) static struct map_desc smdk2413_iodesc[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) static struct s3c2410_uartcfg smdk2413_uartcfgs[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) [0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) .hwport = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) .flags = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) .ucon = 0x3c5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) .ulcon = 0x03,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) .ufcon = 0x51,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) [1] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) .hwport = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) .flags = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) .ucon = 0x3c5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) .ulcon = 0x03,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) .ufcon = 0x51,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* IR port */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) [2] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) .hwport = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) .flags = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) .ucon = 0x3c5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) .ulcon = 0x43,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) .ufcon = 0x51,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) };
^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 s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) .pullup_pin = S3C2410_GPF(2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) };
^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 struct platform_device *smdk2413_devices[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) &s3c_device_ohci,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) &s3c_device_wdt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) &s3c_device_i2c0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) &s3c_device_iis,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) &s3c_device_usbgadget,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) &s3c2412_device_dma,
^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) static void __init smdk2413_fixup(struct tag *tags, char **cmdline)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) memblock_add(0x30000000, SZ_64M);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) static void __init smdk2413_map_io(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) static void __init smdk2413_init_time(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) s3c2412_init_clocks(12000000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) s3c24xx_timer_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) static void __init smdk2413_machine_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) { /* Turn off suspend on both USB ports, and switch the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) * selectable USB port to USB device mode. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) S3C2410_MISCCR_USBSUSPND0 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) S3C2410_MISCCR_USBSUSPND1, 0x0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) s3c_i2c0_set_platdata(NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) /* Configure the I2S pins (GPE0...GPE4) in correct mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) S3C_GPIO_PULL_NONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) smdk_machine_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) MACHINE_START(S3C2413, "S3C2413")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) .fixup = smdk2413_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) .init_irq = s3c2412_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .map_io = smdk2413_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .init_machine = smdk2413_machine_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .init_time = s3c24xx_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) MACHINE_END
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) MACHINE_START(SMDK2412, "SMDK2412")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .fixup = smdk2413_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .init_irq = s3c2412_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .map_io = smdk2413_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) .init_machine = smdk2413_machine_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .init_time = s3c24xx_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) MACHINE_END
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) MACHINE_START(SMDK2413, "SMDK2413")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .fixup = smdk2413_fixup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) .init_irq = s3c2412_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) .map_io = smdk2413_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) .init_machine = smdk2413_machine_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) .init_time = smdk2413_init_time,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) MACHINE_END
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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