ARM: mach-shmobile: sh7372 generic board support via DT V2 (3b7b7055) · Commits · 戴 / test

arch/arm/boot/dts/sh7372.dtsi

0 → 100644

+21 −0

Original line number	Diff line number	Diff line
		/*
		* Device Tree Source for the sh7372 SoC
		*
		* Copyright (C) 2012 Renesas Solutions Corp.
		*
		* This file is licensed under the terms of the GNU General Public License
		* version 2. This program is licensed "as is" without any warranty of any
		* kind, whether express or implied.
		*/

		/include/ "skeleton.dtsi"

		/ {
		compatible = "renesas,sh7372";

		cpus {
		cpu@0 {
		compatible = "arm,cortex-a8";
		};
		};
		};

arch/arm/mach-shmobile/setup-sh7372.c

+48 −0

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@
		#include <linux/interrupt.h>
		#include <linux/irq.h>
		#include <linux/platform_device.h>
		#include <linux/of_platform.h>
		#include <linux/uio_driver.h>
		#include <linux/delay.h>
		#include <linux/input.h>
		@@ -1092,3 +1093,50 @@ void __init sh7372_add_early_devices(void)
		/* override timer setup with soc-specific code */
		shmobile_timer.init = sh7372_earlytimer_init;
		}

		#ifdef CONFIG_USE_OF

		void __init sh7372_add_early_devices_dt(void)
		{
		shmobile_setup_delay(800, 1, 3); /* Cortex-A8 @ 800MHz */

		early_platform_add_devices(sh7372_early_devices,
		ARRAY_SIZE(sh7372_early_devices));

		/* setup early console here as well */
		shmobile_setup_console();
		}

		static const struct of_dev_auxdata sh7372_auxdata_lookup[] __initconst = {
		{ }
		};

		void __init sh7372_add_standard_devices_dt(void)
		{
		/* clocks are setup late during boot in the case of DT */
		sh7372_clock_init();

		platform_add_devices(sh7372_early_devices,
		ARRAY_SIZE(sh7372_early_devices));

		of_platform_populate(NULL, of_default_bus_match_table,
		sh7372_auxdata_lookup, NULL);
		}

		static const char *sh7372_boards_compat_dt[] __initdata = {
		"renesas,sh7372",
		NULL,
		};

		DT_MACHINE_START(SH7372_DT, "Generic SH7372 (Flattened Device Tree)")
		.map_io = sh7372_map_io,
		.init_early = sh7372_add_early_devices_dt,
		.nr_irqs = NR_IRQS_LEGACY,
		.init_irq = sh7372_init_irq,
		.handle_irq = shmobile_handle_irq_intc,
		.init_machine = sh7372_add_standard_devices_dt,
		.timer = &shmobile_timer,
		.dt_compat = sh7372_boards_compat_dt,
		MACHINE_END

		#endif /* CONFIG_USE_OF */

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