diff options
Diffstat (limited to 'sys/arm/at91/at91sam9g20.c')
| -rw-r--r-- | sys/arm/at91/at91sam9g20.c | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/sys/arm/at91/at91sam9g20.c b/sys/arm/at91/at91sam9g20.c deleted file mode 100644 index 5658f08a23eb..000000000000 --- a/sys/arm/at91/at91sam9g20.c +++ /dev/null @@ -1,185 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-2-Clause-FreeBSD - * - * Copyright (c) 2005 Olivier Houchard. All rights reserved. - * Copyright (c) 2010 Greg Ansley. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/bus.h> -#include <sys/kernel.h> -#include <sys/malloc.h> -#include <sys/module.h> - -#define _ARM32_BUS_DMA_PRIVATE -#include <machine/bus.h> - -#include <arm/at91/at91var.h> -#include <arm/at91/at91reg.h> -#include <arm/at91/at91soc.h> -#include <arm/at91/at91_aicreg.h> -#include <arm/at91/at91sam9g20reg.h> -#include <arm/at91/at91_pitreg.h> -#include <arm/at91/at91_pmcreg.h> -#include <arm/at91/at91_pmcvar.h> -#include <arm/at91/at91_rstreg.h> - -/* - * Standard priority levels for the system. 0 is lowest and 7 is highest. - * These values are the ones Atmel uses for its Linux port - */ -static const int at91_irq_prio[32] = -{ - 7, /* Advanced Interrupt Controller */ - 7, /* System Peripherals */ - 1, /* Parallel IO Controller A */ - 1, /* Parallel IO Controller B */ - 1, /* Parallel IO Controller C */ - 0, /* Analog-to-Digital Converter */ - 5, /* USART 0 */ - 5, /* USART 1 */ - 5, /* USART 2 */ - 0, /* Multimedia Card Interface */ - 2, /* USB Device Port */ - 6, /* Two-Wire Interface */ - 5, /* Serial Peripheral Interface 0 */ - 5, /* Serial Peripheral Interface 1 */ - 5, /* Serial Synchronous Controller */ - 0, /* (reserved) */ - 0, /* (reserved) */ - 0, /* Timer Counter 0 */ - 0, /* Timer Counter 1 */ - 0, /* Timer Counter 2 */ - 2, /* USB Host port */ - 3, /* Ethernet */ - 0, /* Image Sensor Interface */ - 5, /* USART 3 */ - 5, /* USART 4 */ - 5, /* USART 5 */ - 0, /* Timer Counter 3 */ - 0, /* Timer Counter 4 */ - 0, /* Timer Counter 5 */ - 0, /* Advanced Interrupt Controller IRQ0 */ - 0, /* Advanced Interrupt Controller IRQ1 */ - 0, /* Advanced Interrupt Controller IRQ2 */ -}; - -static const uint32_t at91_pio_base[] = { - AT91SAM9G20_PIOA_BASE, - AT91SAM9G20_PIOB_BASE, - AT91SAM9G20_PIOC_BASE, -}; - -#define DEVICE(_name, _id, _unit) \ - { \ - _name, _unit, \ - AT91SAM9G20_ ## _id ##_BASE, \ - AT91SAM9G20_ ## _id ## _SIZE, \ - AT91SAM9G20_IRQ_ ## _id \ - } - -static const struct cpu_devs at91_devs[] = -{ - DEVICE("at91_aic", AIC, 0), - DEVICE("at91_pmc", PMC, 0), - DEVICE("at91_wdt", WDT, 0), - DEVICE("at91_rst", RSTC, 0), - DEVICE("at91_pit", PIT, 0), - DEVICE("at91_pio", PIOA, 0), - DEVICE("at91_pio", PIOB, 1), - DEVICE("at91_pio", PIOC, 2), - DEVICE("at91_twi", TWI, 0), - DEVICE("at91_mci", MCI, 0), - DEVICE("uart", DBGU, 0), - DEVICE("uart", USART0, 1), - DEVICE("uart", USART1, 2), - DEVICE("uart", USART2, 3), - DEVICE("uart", USART3, 4), - DEVICE("uart", USART4, 5), - DEVICE("uart", USART5, 6), - DEVICE("spi", SPI0, 0), - DEVICE("spi", SPI1, 1), - DEVICE("ate", EMAC, 0), - DEVICE("macb", EMAC, 0), - DEVICE("nand", NAND, 0), - DEVICE("ohci", OHCI, 0), - { 0, 0, 0, 0, 0 } -}; - -static void -at91_clock_init(void) -{ - struct at91_pmc_clock *clk; - - /* Update USB device port clock info */ - clk = at91_pmc_clock_ref("udpck"); - clk->pmc_mask = PMC_SCER_UDP_SAM9; - at91_pmc_clock_deref(clk); - - /* Update USB host port clock info */ - clk = at91_pmc_clock_ref("uhpck"); - clk->pmc_mask = PMC_SCER_UHP_SAM9; - at91_pmc_clock_deref(clk); - - /* Each SOC has different PLL contraints */ - clk = at91_pmc_clock_ref("plla"); - clk->pll_min_in = SAM9G20_PLL_A_MIN_IN_FREQ; /* 2 MHz */ - clk->pll_max_in = SAM9G20_PLL_A_MAX_IN_FREQ; /* 32 MHz */ - clk->pll_min_out = SAM9G20_PLL_A_MIN_OUT_FREQ; /* 400 MHz */ - clk->pll_max_out = SAM9G20_PLL_A_MAX_OUT_FREQ; /* 800 MHz */ - clk->pll_mul_shift = SAM9G20_PLL_A_MUL_SHIFT; - clk->pll_mul_mask = SAM9G20_PLL_A_MUL_MASK; - clk->pll_div_shift = SAM9G20_PLL_A_DIV_SHIFT; - clk->pll_div_mask = SAM9G20_PLL_A_DIV_MASK; - clk->set_outb = at91_pmc_800mhz_plla_outb; - at91_pmc_clock_deref(clk); - - clk = at91_pmc_clock_ref("pllb"); - clk->pll_min_in = SAM9G20_PLL_B_MIN_IN_FREQ; /* 2 MHz */ - clk->pll_max_in = SAM9G20_PLL_B_MAX_IN_FREQ; /* 32 MHz */ - clk->pll_min_out = SAM9G20_PLL_B_MIN_OUT_FREQ; /* 30 MHz */ - clk->pll_max_out = SAM9G20_PLL_B_MAX_OUT_FREQ; /* 100 MHz */ - clk->pll_mul_shift = SAM9G20_PLL_B_MUL_SHIFT; - clk->pll_mul_mask = SAM9G20_PLL_B_MUL_MASK; - clk->pll_div_shift = SAM9G20_PLL_B_DIV_SHIFT; - clk->pll_div_mask = SAM9G20_PLL_B_DIV_MASK; - clk->set_outb = at91_pmc_800mhz_pllb_outb; - at91_pmc_clock_deref(clk); -} - -static struct at91_soc_data soc_data = { - .soc_delay = at91_pit_delay, - .soc_reset = at91_rst_cpu_reset, - .soc_clock_init = at91_clock_init, - .soc_irq_prio = at91_irq_prio, - .soc_children = at91_devs, - .soc_pio_base = at91_pio_base, - .soc_pio_count = nitems(at91_pio_base), -}; - -AT91_SOC(AT91_T_SAM9G20, &soc_data); |