v4.19.13 snapshot.
diff --git a/arch/arm/mach-rockchip/rockchip.c b/arch/arm/mach-rockchip/rockchip.c
new file mode 100644
index 0000000..e41cabc
--- /dev/null
+++ b/arch/arm/mach-rockchip/rockchip.c
@@ -0,0 +1,83 @@
+/*
+ * Device Tree support for Rockchip SoCs
+ *
+ * Copyright (c) 2013 MundoReader S.L.
+ * Author: Heiko Stuebner <heiko@sntech.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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/of_platform.h>
+#include <linux/irqchip.h>
+#include <linux/clk-provider.h>
+#include <linux/clocksource.h>
+#include <linux/mfd/syscon.h>
+#include <linux/regmap.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/hardware/cache-l2x0.h>
+#include "core.h"
+#include "pm.h"
+
+#define RK3288_TIMER6_7_PHYS 0xff810000
+
+static void __init rockchip_timer_init(void)
+{
+ if (of_machine_is_compatible("rockchip,rk3288")) {
+ void __iomem *reg_base;
+
+ /*
+ * Most/all uboot versions for rk3288 don't enable timer7
+ * which is needed for the architected timer to work.
+ * So make sure it is running during early boot.
+ */
+ reg_base = ioremap(RK3288_TIMER6_7_PHYS, SZ_16K);
+ if (reg_base) {
+ writel(0, reg_base + 0x30);
+ writel(0xffffffff, reg_base + 0x20);
+ writel(0xffffffff, reg_base + 0x24);
+ writel(1, reg_base + 0x30);
+ dsb();
+ iounmap(reg_base);
+ } else {
+ pr_err("rockchip: could not map timer7 registers\n");
+ }
+ }
+
+ of_clk_init(NULL);
+ timer_probe();
+}
+
+static void __init rockchip_dt_init(void)
+{
+ rockchip_suspend_init();
+}
+
+static const char * const rockchip_board_dt_compat[] = {
+ "rockchip,rk2928",
+ "rockchip,rk3066a",
+ "rockchip,rk3066b",
+ "rockchip,rk3188",
+ "rockchip,rk3228",
+ "rockchip,rk3288",
+ "rockchip,rv1108",
+ NULL,
+};
+
+DT_MACHINE_START(ROCKCHIP_DT, "Rockchip (Device Tree)")
+ .l2c_aux_val = 0,
+ .l2c_aux_mask = ~0,
+ .init_time = rockchip_timer_init,
+ .dt_compat = rockchip_board_dt_compat,
+ .init_machine = rockchip_dt_init,
+MACHINE_END