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-rw-r--r--arch/arm/mach-sunxi/sunxi.c111
1 files changed, 111 insertions, 0 deletions
diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
new file mode 100644
index 0000000000..e1b7945aac
--- /dev/null
+++ b/arch/arm/mach-sunxi/sunxi.c
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree support for Allwinner A1X SoCs
+ *
+ * Copyright (C) 2012 Maxime Ripard
+ *
+ * Maxime Ripard <maxime.ripard@free-electrons.com>
+ *
+ */
+
+#include <linux/clocksource.h>
+#include <linux/init.h>
+#include <linux/of_clk.h>
+#include <linux/platform_device.h>
+#include <linux/reset/sunxi.h>
+
+#include <asm/mach/arch.h>
+#include <asm/secure_cntvoff.h>
+
+static const char * const sunxi_board_dt_compat[] = {
+ "allwinner,sun4i-a10",
+ "allwinner,sun5i-a10s",
+ "allwinner,sun5i-a13",
+ "allwinner,sun5i-r8",
+ "nextthing,gr8",
+ NULL,
+};
+
+DT_MACHINE_START(SUNXI_DT, "Allwinner sun4i/sun5i Families")
+ .dt_compat = sunxi_board_dt_compat,
+MACHINE_END
+
+static const char * const sun6i_board_dt_compat[] = {
+ "allwinner,sun6i-a31",
+ "allwinner,sun6i-a31s",
+ NULL,
+};
+
+static void __init sun6i_timer_init(void)
+{
+ of_clk_init(NULL);
+ if (IS_ENABLED(CONFIG_RESET_CONTROLLER))
+ sun6i_reset_init();
+ timer_probe();
+}
+
+DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")
+ .init_time = sun6i_timer_init,
+ .dt_compat = sun6i_board_dt_compat,
+MACHINE_END
+
+static const char * const sun7i_board_dt_compat[] = {
+ "allwinner,sun7i-a20",
+ NULL,
+};
+
+DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
+ .dt_compat = sun7i_board_dt_compat,
+MACHINE_END
+
+static const char * const sun8i_board_dt_compat[] = {
+ "allwinner,sun8i-a23",
+ "allwinner,sun8i-a33",
+ "allwinner,sun8i-h2-plus",
+ "allwinner,sun8i-h3",
+ "allwinner,sun8i-r40",
+ "allwinner,sun8i-v3",
+ "allwinner,sun8i-v3s",
+ NULL,
+};
+
+DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i Family")
+ .init_time = sun6i_timer_init,
+ .dt_compat = sun8i_board_dt_compat,
+MACHINE_END
+
+static void __init sun8i_a83t_cntvoff_init(void)
+{
+#ifdef CONFIG_SMP
+ secure_cntvoff_init();
+#endif
+}
+
+static const char * const sun8i_a83t_cntvoff_board_dt_compat[] = {
+ "allwinner,sun8i-a83t",
+ NULL,
+};
+
+DT_MACHINE_START(SUN8I_A83T_CNTVOFF_DT, "Allwinner A83t board")
+ .init_early = sun8i_a83t_cntvoff_init,
+ .init_time = sun6i_timer_init,
+ .dt_compat = sun8i_a83t_cntvoff_board_dt_compat,
+MACHINE_END
+
+static const char * const sun9i_board_dt_compat[] = {
+ "allwinner,sun9i-a80",
+ NULL,
+};
+
+DT_MACHINE_START(SUN9I_DT, "Allwinner sun9i Family")
+ .dt_compat = sun9i_board_dt_compat,
+MACHINE_END
+
+static const char * const suniv_board_dt_compat[] = {
+ "allwinner,suniv-f1c100s",
+ NULL,
+};
+
+DT_MACHINE_START(SUNIV_DT, "Allwinner suniv Family")
+ .dt_compat = suniv_board_dt_compat,
+MACHINE_END