^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) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) #include <linux/serial_8250.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) #include <asm/bootinfo.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <ath25_platform.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include "devices.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include "ar5312.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include "ar2315.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) struct ar231x_board_config ath25_board;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) enum ath25_soc_type ath25_soc = ATH25_SOC_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) static struct resource ath25_wmac0_res[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) .name = "wmac0_membase",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) .name = "wmac0_irq",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) .flags = IORESOURCE_IRQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) static struct resource ath25_wmac1_res[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) .name = "wmac1_membase",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) .name = "wmac1_irq",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) .flags = IORESOURCE_IRQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) static struct platform_device ath25_wmac[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) .id = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) .name = "ar231x-wmac",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .resource = ath25_wmac0_res,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) .num_resources = ARRAY_SIZE(ath25_wmac0_res),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) .dev.platform_data = &ath25_board,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) .id = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) .name = "ar231x-wmac",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) .resource = ath25_wmac1_res,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) .num_resources = ARRAY_SIZE(ath25_wmac1_res),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) .dev.platform_data = &ath25_board,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) static const char * const soc_type_strings[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) [ATH25_SOC_AR5312] = "Atheros AR5312",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) [ATH25_SOC_AR2312] = "Atheros AR2312",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) [ATH25_SOC_AR2313] = "Atheros AR2313",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) [ATH25_SOC_AR2315] = "Atheros AR2315",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) [ATH25_SOC_AR2316] = "Atheros AR2316",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) [ATH25_SOC_AR2317] = "Atheros AR2317",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) [ATH25_SOC_AR2318] = "Atheros AR2318",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) [ATH25_SOC_UNKNOWN] = "Atheros (unknown)",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) const char *get_system_type(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) if ((ath25_soc >= ARRAY_SIZE(soc_type_strings)) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) !soc_type_strings[ath25_soc])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) return soc_type_strings[ATH25_SOC_UNKNOWN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) return soc_type_strings[ath25_soc];
^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) void __init ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #ifdef CONFIG_SERIAL_8250_CONSOLE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) struct uart_port s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) memset(&s, 0, sizeof(s));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) s.iotype = UPIO_MEM32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) s.irq = irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) s.regshift = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) s.mapbase = mapbase;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) s.uartclk = uartclk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) early_serial_setup(&s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) #endif /* CONFIG_SERIAL_8250_CONSOLE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) int __init ath25_add_wmac(int nr, u32 base, int irq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) struct resource *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) ath25_wmac[nr].dev.platform_data = &ath25_board;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) res = &ath25_wmac[nr].resource[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) res->start = base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) res->end = base + 0x10000 - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) res++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) res->start = irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) res->end = irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) return platform_device_register(&ath25_wmac[nr]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) static int __init ath25_register_devices(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) if (is_ar5312())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) ar5312_init_devices();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) ar2315_init_devices();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) device_initcall(ath25_register_devices);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) static int __init ath25_arch_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) if (is_ar5312())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) ar5312_arch_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) ar2315_arch_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) arch_initcall(ath25_arch_init);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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