5 files changed, 49 insertions, 5 deletions
diff --git a/arch/arm/mach-rockchip/rk322x/Kconfig b/arch/arm/mach-rockchip/rk322x/Kconfig
index dc8071e4f3..8a1f95f785 100644
--- a/arch/arm/mach-rockchip/rk322x/Kconfig
+++ b/arch/arm/mach-rockchip/rk322x/Kconfig
@@ -5,7 +5,7 @@ config TARGET_EVB_RK3229
 	select BOARD_LATE_INIT
 
 config SYS_SOC
-	default "rockchip"
+	default "rk322x"
 
 config SYS_MALLOC_F_LEN
 	default 0x400
diff --git a/arch/arm/mach-rockchip/rk322x/Makefile b/arch/arm/mach-rockchip/rk322x/Makefile
index ecb3e8dfda..89b0fed692 100644
--- a/arch/arm/mach-rockchip/rk322x/Makefile
+++ b/arch/arm/mach-rockchip/rk322x/Makefile
@@ -4,6 +4,6 @@
 # SPDX-License-Identifier:     GPL-2.0+
 #
 
-
 obj-y += clk_rk322x.o
+obj-y += rk322x.o
 obj-y += syscon_rk322x.o
diff --git a/arch/arm/mach-rockchip/rk322x/clk_rk322x.c b/arch/arm/mach-rockchip/rk322x/clk_rk322x.c
index accf9443b0..958c7b82b9 100644
--- a/arch/arm/mach-rockchip/rk322x/clk_rk322x.c
+++ b/arch/arm/mach-rockchip/rk322x/clk_rk322x.c
@@ -6,8 +6,8 @@
 #include <common.h>
 #include <dm.h>
 #include <syscon.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/cru_rk322x.h>
+#include <asm/arch-rockchip/clock.h>
+#include <asm/arch-rockchip/cru_rk322x.h>
 
 int rockchip_get_clk(struct udevice **devp)
 {
diff --git a/arch/arm/mach-rockchip/rk322x/rk322x.c b/arch/arm/mach-rockchip/rk322x/rk322x.c
new file mode 100644
index 0000000000..e5250bc784
--- /dev/null
+++ b/arch/arm/mach-rockchip/rk322x/rk322x.c
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2019 Rockchip Electronics Co., Ltd
+ */
+#include <asm/io.h>
+#include <asm/arch-rockchip/grf_rk322x.h>
+#include <asm/arch-rockchip/hardware.h>
+
+#ifdef CONFIG_DEBUG_UART_BOARD_INIT
+void board_debug_uart_init(void)
+{
+#define GRF_BASE	0x11000000
+	static struct rk322x_grf * const grf = (void *)GRF_BASE;
+	enum {
+		GPIO1B2_SHIFT		= 4,
+		GPIO1B2_MASK		= 3 << GPIO1B2_SHIFT,
+		GPIO1B2_GPIO            = 0,
+		GPIO1B2_UART1_SIN,
+		GPIO1B2_UART21_SIN,
+
+		GPIO1B1_SHIFT		= 2,
+		GPIO1B1_MASK		= 3 << GPIO1B1_SHIFT,
+		GPIO1B1_GPIO            = 0,
+		GPIO1B1_UART1_SOUT,
+		GPIO1B1_UART21_SOUT,
+	};
+	enum {
+		CON_IOMUX_UART2SEL_SHIFT = 8,
+		CON_IOMUX_UART2SEL_MASK	= 1 << CON_IOMUX_UART2SEL_SHIFT,
+		CON_IOMUX_UART2SEL_2	= 0,
+		CON_IOMUX_UART2SEL_21,
+	};
+
+	/* Enable early UART2 channel 1 on the RK322x */
+	rk_clrsetreg(&grf->gpio1b_iomux,
+		     GPIO1B1_MASK | GPIO1B2_MASK,
+		     GPIO1B2_UART21_SIN << GPIO1B2_SHIFT |
+		     GPIO1B1_UART21_SOUT << GPIO1B1_SHIFT);
+	/* Set channel C as UART2 input */
+	rk_clrsetreg(&grf->con_iomux,
+		     CON_IOMUX_UART2SEL_MASK,
+		     CON_IOMUX_UART2SEL_21 << CON_IOMUX_UART2SEL_SHIFT);
+}
+#endif
diff --git a/arch/arm/mach-rockchip/rk322x/syscon_rk322x.c b/arch/arm/mach-rockchip/rk322x/syscon_rk322x.c
index 9aa64f8f1f..0d9dca8173 100644
--- a/arch/arm/mach-rockchip/rk322x/syscon_rk322x.c
+++ b/arch/arm/mach-rockchip/rk322x/syscon_rk322x.c
@@ -6,7 +6,7 @@
 #include <common.h>
 #include <dm.h>
 #include <syscon.h>
-#include <asm/arch/clock.h>
+#include <asm/arch-rockchip/clock.h>
 
 static const struct udevice_id rk322x_syscon_ids[] = {
 	{ .compatible = "rockchip,rk3228-grf", .data = ROCKCHIP_SYSCON_GRF },