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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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8c4300c227
Tested basic suspend/resume on a mx25pdk: $ echo enabled > /sys/class/tty/ttymxc0/power/wakeup $ echo mem > /sys/power/state Then press any key in the serial console and the system wakes up. Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/*
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* Copyright 2012 Sascha Hauer, Pengutronix
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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#include <linux/irq.h>
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#include <linux/of_address.h>
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#include <linux/of_irq.h>
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#include <linux/of_platform.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/time.h>
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#include "common.h"
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#include "hardware.h"
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static void __init imx25_init_early(void)
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{
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mxc_set_cpu_type(MXC_CPU_MX25);
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}
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static void __init mx25_init_irq(void)
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{
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struct device_node *np;
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void __iomem *avic_base;
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np = of_find_compatible_node(NULL, NULL, "fsl,avic");
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avic_base = of_iomap(np, 0);
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BUG_ON(!avic_base);
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mxc_init_irq(avic_base);
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}
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static const char * const imx25_dt_board_compat[] __initconst = {
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"fsl,imx25",
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NULL
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};
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DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)")
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.init_early = imx25_init_early,
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.init_late = imx25_pm_init,
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.init_irq = mx25_init_irq,
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.dt_compat = imx25_dt_board_compat,
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MACHINE_END
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