cac0172389
As board files are now DT only and can address all aspects of the SoC family, we can rename them so that the mach-at91 directory looks cleaner. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
114 lines
2.7 KiB
C
114 lines
2.7 KiB
C
/*
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* Setup code for SAMA5
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*
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* Copyright (C) 2013 Atmel,
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* 2013 Ludovic Desroches <ludovic.desroches@atmel.com>
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*
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* Licensed under GPLv2 or later.
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*/
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/gpio.h>
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#include <linux/micrel_phy.h>
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#include <linux/of.h>
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#include <linux/of_irq.h>
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#include <linux/of_platform.h>
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#include <linux/phy.h>
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#include <linux/clk-provider.h>
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#include <linux/phy.h>
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#include <mach/hardware.h>
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#include <asm/setup.h>
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#include <asm/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include "generic.h"
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static int ksz8081_phy_fixup(struct phy_device *phy)
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{
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int value;
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value = phy_read(phy, 0x16);
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value &= ~0x20;
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phy_write(phy, 0x16, value);
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return 0;
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}
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static void __init sama5_dt_device_init(void)
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{
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if (of_machine_is_compatible("atmel,sama5d4ek") &&
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IS_ENABLED(CONFIG_PHYLIB)) {
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phy_register_fixup_for_id("fc028000.etherne:00",
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ksz8081_phy_fixup);
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}
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of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
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at91_sam9x5_pm_init();
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}
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static const char *sama5_dt_board_compat[] __initconst = {
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"atmel,sama5",
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NULL
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};
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DT_MACHINE_START(sama5_dt, "Atmel SAMA5 (Device Tree)")
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/* Maintainer: Atmel */
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.map_io = at91_map_io,
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.init_early = at91_dt_initialize,
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.init_machine = sama5_dt_device_init,
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.dt_compat = sama5_dt_board_compat,
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MACHINE_END
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static struct map_desc at91_io_desc[] __initdata = {
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{
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.virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_MPDDRC),
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.pfn = __phys_to_pfn(SAMA5D4_BASE_MPDDRC),
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.length = SZ_512,
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.type = MT_DEVICE,
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},
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{
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.virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_PMC),
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.pfn = __phys_to_pfn(SAMA5D4_BASE_PMC),
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.length = SZ_512,
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.type = MT_DEVICE,
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},
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{ /* On sama5d4, we use USART3 as serial console */
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.virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_USART3),
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.pfn = __phys_to_pfn(SAMA5D4_BASE_USART3),
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.length = SZ_256,
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.type = MT_DEVICE,
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},
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{ /* A bunch of peripheral with fine grained IO space */
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.virtual = (unsigned long)AT91_ALT_IO_P2V(SAMA5D4_BASE_SYS2),
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.pfn = __phys_to_pfn(SAMA5D4_BASE_SYS2),
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.length = SZ_2K,
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.type = MT_DEVICE,
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},
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};
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static void __init sama5_alt_map_io(void)
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{
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at91_alt_map_io();
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iotable_init(at91_io_desc, ARRAY_SIZE(at91_io_desc));
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}
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static const char *sama5_alt_dt_board_compat[] __initconst = {
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"atmel,sama5d4",
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NULL
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};
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DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5 (Device Tree)")
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/* Maintainer: Atmel */
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.map_io = sama5_alt_map_io,
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.init_early = at91_dt_initialize,
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.init_machine = sama5_dt_device_init,
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.dt_compat = sama5_alt_dt_board_compat,
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.l2c_aux_mask = ~0UL,
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MACHINE_END
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