4 * Copyright (C) 2013 Atmel,
5 * 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
7 * Licensed under GPLv2 or later.
10 #include <linux/types.h>
11 #include <linux/init.h>
12 #include <linux/module.h>
13 #include <linux/gpio.h>
14 #include <linux/micrel_phy.h>
16 #include <linux/of_irq.h>
17 #include <linux/of_platform.h>
18 #include <linux/phy.h>
19 #include <linux/clk-provider.h>
20 #include <linux/phy.h>
22 #include <mach/hardware.h>
24 #include <asm/setup.h>
26 #include <asm/mach/arch.h>
27 #include <asm/mach/map.h>
28 #include <asm/mach/irq.h>
32 static int ksz8081_phy_fixup(struct phy_device *phy)
36 value = phy_read(phy, 0x16);
38 phy_write(phy, 0x16, value);
43 static void __init sama5_dt_device_init(void)
45 if (of_machine_is_compatible("atmel,sama5d4ek") &&
46 IS_ENABLED(CONFIG_PHYLIB)) {
47 phy_register_fixup_for_id("fc028000.etherne:00",
51 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
55 static const char *sama5_dt_board_compat[] __initconst = {
60 DT_MACHINE_START(sama5_dt, "Atmel SAMA5")
61 /* Maintainer: Atmel */
62 .map_io = at91_map_io,
63 .init_machine = sama5_dt_device_init,
64 .dt_compat = sama5_dt_board_compat,
67 static struct map_desc at91_io_desc[] __initdata = {
69 .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_MPDDRC),
70 .pfn = __phys_to_pfn(SAMA5D4_BASE_MPDDRC),
75 .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_PMC),
76 .pfn = __phys_to_pfn(SAMA5D4_BASE_PMC),
80 { /* On sama5d4, we use USART3 as serial console */
81 .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_USART3),
82 .pfn = __phys_to_pfn(SAMA5D4_BASE_USART3),
86 { /* A bunch of peripheral with fine grained IO space */
87 .virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_SYS2),
88 .pfn = __phys_to_pfn(SAMA5D4_BASE_SYS2),
94 static void __init sama5_alt_map_io(void)
97 iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc));
100 static const char *sama5_alt_dt_board_compat[] __initconst = {
105 DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5")
106 /* Maintainer: Atmel */
107 .map_io = sama5_alt_map_io,
108 .init_machine = sama5_dt_device_init,
109 .dt_compat = sama5_alt_dt_board_compat,
110 .l2c_aux_mask = ~0UL,