Release 4.11 arch/arm/mach-imx/mm-imx27.c

/*
 * arch/arm/mach-imx/mm-imx27.c
 *
 * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#include <linux/mm.h>
#include <linux/init.h>
#include <linux/pinctrl/machine.h>
#include <asm/pgtable.h>
#include <asm/mach/map.h>

#include "common.h"
#include "devices/devices-common.h"
#include "hardware.h"
#include "iomux-v1.h"

/* MX27 memory map definition */

static struct map_desc imx27_io_desc[] __initdata = {
	/*
         * this fixed mapping covers:
         * - AIPI1
         * - AIPI2
         * - AITC
         * - ROM Patch
         * - and some reserved space
         */
	imx_map_entry(MX27, AIPI, MT_DEVICE),
	/*
         * this fixed mapping covers:
         * - CSI
         * - ATA
         */
	imx_map_entry(MX27, SAHB1, MT_DEVICE),
	/*
         * this fixed mapping covers:
         * - EMI
         */
	imx_map_entry(MX27, X_MEMC, MT_DEVICE),
};

/*
 * Initialize the memory map. It is called during the
 * system startup to create static physical to virtual
 * memory map for the IO modules.
 */


void __init mx27_map_io(void)
{
	iotable_init(imx27_io_desc, ARRAY_SIZE(imx27_io_desc));
}

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void __init imx27_init_early(void)
{
	mxc_set_cpu_type(MXC_CPU_MX27);
	imx_iomuxv1_init(MX27_IO_ADDRESS(MX27_GPIO_BASE_ADDR),
			MX27_NUM_GPIO_PORT);
}

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1
4.35%
1
25.00%
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23
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4
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void __init mx27_init_irq(void)
{
	mxc_init_irq(MX27_IO_ADDRESS(MX27_AVIC_BASE_ADDR));
}

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static const struct resource imx27_audmux_res[] __initconst = {
	DEFINE_RES_MEM(MX27_AUDMUX_BASE_ADDR, SZ_4K),
};



void __init imx27_soc_init(void)
{
	mxc_arch_reset_init(MX27_IO_ADDRESS(MX27_WDOG_BASE_ADDR));
	mxc_device_init();

	/* i.mx27 has the i.mx21 type gpio */
	mxc_register_gpio("imx21-gpio", 0, MX27_GPIO1_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
	mxc_register_gpio("imx21-gpio", 1, MX27_GPIO2_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
	mxc_register_gpio("imx21-gpio", 2, MX27_GPIO3_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
	mxc_register_gpio("imx21-gpio", 3, MX27_GPIO4_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
	mxc_register_gpio("imx21-gpio", 4, MX27_GPIO5_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);
	mxc_register_gpio("imx21-gpio", 5, MX27_GPIO6_BASE_ADDR, SZ_256, MX27_INT_GPIO, 0);

	pinctrl_provide_dummies();
	imx_add_imx_dma("imx27-dma", MX27_DMA_BASE_ADDR,
			MX27_INT_DMACH0, 0); /* No ERR irq */
	/* imx27 has the imx21 type audmux */
	platform_device_register_simple("imx21-audmux", 0, imx27_audmux_res,
					ARRAY_SIZE(imx27_audmux_res));

	imx27_pm_init();
}
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1
7.69%
Dong Aisheng
3
2.10%
1
7.69%
Arnd Bergmann
3
2.10%
1
7.69%
Jason (Hui) Wang
1
0.70%
1
7.69%
Total
143
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13
100.00%

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117
40.91%
11
44.00%
Sascha Hauer
54
18.88%
4
16.00%
Uwe Kleine-König
39
13.64%
4
16.00%
Juergen Beisert
33
11.54%
1
4.00%
Richard Zhao
32
11.19%
1
4.00%
Dong Aisheng
6
2.10%
1
4.00%
Arnd Bergmann
3
1.05%
1
4.00%
Jason (Hui) Wang
1
0.35%
1
4.00%
Holger Schurig
1
0.35%
1
4.00%
Total
286
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25
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Directory: arch/arm/mach-imx

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