forked from luck/tmp_suning_uos_patched
d63dc0514d
This adds a generic devicetree board file and a dtsi for boards based on the RK3066a SoCs from Rockchip. Apart from the generic parts (gic, clocks, pinctrl) the only components currently supported are the timers, uarts and mmc ports (all DesignWare- based). Signed-off-by: Heiko Stuebner <heiko@sntech.de> Acked-by: Olof Johansson <olof@lixom.net>
53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
/*
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* Device Tree support for Rockchip SoCs
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*
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* Copyright (c) 2013 MundoReader S.L.
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* Author: Heiko Stuebner <heiko@sntech.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/of_platform.h>
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#include <linux/irqchip.h>
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#include <linux/dw_apb_timer.h>
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#include <linux/clk-provider.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/hardware/cache-l2x0.h>
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static void __init rockchip_timer_init(void)
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{
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of_clk_init(NULL);
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clocksource_of_init();
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}
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static void __init rockchip_dt_init(void)
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{
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l2x0_of_init(0, ~0UL);
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of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
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}
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static const char * const rockchip_board_dt_compat[] = {
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"rockchip,rk2928",
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"rockchip,rk3066a",
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"rockchip,rk3066b",
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"rockchip,rk3188",
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NULL,
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};
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DT_MACHINE_START(ROCKCHIP_DT, "Rockchip Cortex-A9 (Device Tree)")
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.init_machine = rockchip_dt_init,
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.init_time = rockchip_timer_init,
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.dt_compat = rockchip_board_dt_compat,
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MACHINE_END
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