rockchip: rk322x: add tpl support

Move original spl to tpl, and add spl to load next stage firmware,
adapt all the address and option for them.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>

arch/arm/mach-rockchip/Kconfig

@@ -47,14 +47,40 @@ config ROCKCHIP_RK322X
 	bool "Support Rockchip RK3228/RK3229"
 	select CPU_V7A
 	select SUPPORT_SPL
+	select SUPPORT_TPL
 	select SPL
+	select SPL_DM
+	select SPL_OF_LIBFDT
+	select TPL
+	select TPL_DM
+	select TPL_OF_LIBFDT
+	select TPL_NEEDS_SEPARATE_TEXT_BASE if SPL
+	select TPL_NEEDS_SEPARATE_STACK if TPL
+	select SPL_DRIVERS_MISC_SUPPORT
+	imply SPL_SERIAL_SUPPORT
+	imply TPL_SERIAL_SUPPORT
 	select ROCKCHIP_BROM_HELPER
+	select TPL_LIBCOMMON_SUPPORT
+	select TPL_LIBGENERIC_SUPPORT
 	help
 	  The Rockchip RK3229 is a ARM-based SoC with a dual-core Cortex-A7
 	  including NEON and GPU, Mali-400 graphics, several DDR3 options
 	  and video codec support. Peripherals include Gigabit Ethernet,
 	  USB2 host and OTG, SDIO, I2S, UART, SPI, I2C and PWMs.
 
+if ROCKCHIP_RK322X
+
+config TPL_TEXT_BASE
+        default 0x10081000
+
+config TPL_MAX_SIZE
+        default 28672
+
+config TPL_STACK
+        default 0x10088000
+
+endif
+
 config ROCKCHIP_RK3288
 	bool "Support Rockchip RK3288"
 	select CPU_V7A

arch/arm/mach-rockchip/Makefile

@@ -11,10 +11,11 @@ obj-tpl-$(CONFIG_ROCKCHIP_BROM_HELPER) += bootrom.o
 
 obj-tpl-$(CONFIG_ROCKCHIP_RK3288) += rk3288-board-tpl.o
 obj-tpl-$(CONFIG_ROCKCHIP_RK3368) += rk3368-board-tpl.o
+obj-tpl-$(CONFIG_ROCKCHIP_RK322X) += rk322x-board-tpl.o
 
 obj-spl-$(CONFIG_ROCKCHIP_RK3036) += rk3036-board-spl.o
 obj-spl-$(CONFIG_ROCKCHIP_RK3188) += rk3188-board-spl.o
-obj-spl-$(CONFIG_ROCKCHIP_RK322X) += rk322x-board-spl.o
+obj-spl-$(CONFIG_ROCKCHIP_RK322X) += rk322x-board-spl.o spl-boot-order.o
 obj-spl-$(CONFIG_ROCKCHIP_RK3288) += rk3288-board-spl.o
 obj-spl-$(CONFIG_ROCKCHIP_RK3368) += rk3368-board-spl.o spl-boot-order.o
 obj-spl-$(CONFIG_ROCKCHIP_RK3399) += rk3399-board-spl.o spl-boot-order.o

arch/arm/mach-rockchip/rk322x-board-spl.c

@@ -4,55 +4,43 @@
  */
 
 #include <common.h>
-#include <debug_uart.h>
 #include <dm.h>
-#include <ram.h>
 #include <spl.h>
 #include <asm/io.h>
-#include <asm/arch-rockchip/bootrom.h>
 #include <asm/arch-rockchip/hardware.h>
-#include <asm/arch-rockchip/timer.h>
 
 u32 spl_boot_device(void)
 {
 	return BOOT_DEVICE_MMC1;
 }
 
+u32 spl_boot_mode(const u32 boot_device)
+{
+	return MMCSD_MODE_RAW;
+}
+
 #define SGRF_DDR_CON0 0x10150000
 void board_init_f(ulong dummy)
 {
-	struct udevice *dev;
 	int ret;
 
-#ifdef CONFIG_DEBUG_UART
-	/*
-	 * Debug UART can be used from here if required:
-	 *
-	 * debug_uart_init();
-	 * printch('a');
-	 * printhex8(0x1234);
-	 * printascii("string");
-	 */
-	debug_uart_init();
-	printascii("SPL Init");
-#endif
 	ret = spl_early_init();
 	if (ret) {
-		debug("spl_early_init() failed: %d\n", ret);
+		printf("spl_early_init() failed: %d\n", ret);
 		hang();
 	}
-
+	preloader_console_init();
-	rockchip_timer_init();
-	printf("timer init done\n");
-	ret = uclass_get_device(UCLASS_RAM, 0, &dev);
-	if (ret) {
-		printf("DRAM init failed: %d\n", ret);
-		return;
-	}
 
 	/* Disable the ddr secure region setting to make it non-secure */
 	rk_clrreg(SGRF_DDR_CON0, 0x4000);
-#if defined(CONFIG_SPL_ROCKCHIP_BACK_TO_BROM) && !defined(CONFIG_SPL_BOARD_INIT)
-	back_to_bootrom(BROM_BOOT_NEXTSTAGE);
-#endif
 }
+
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+	/* Just empty function now - can't decide what to choose */
+	debug("%s: %s\n", __func__, name);
+
+	return 0;
+}
+#endif

arch/arm/mach-rockchip/rk322x-board-tpl.c

@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2019 Rockchip Electronics Co., Ltd
+ */
+
+#include <common.h>
+#include <debug_uart.h>
+#include <dm.h>
+#include <ram.h>
+#include <spl.h>
+#include <asm/io.h>
+#include <asm/arch-rockchip/bootrom.h>
+#include <asm/arch-rockchip/timer.h>
+
+u32 spl_boot_device(void)
+{
+	return BOOT_DEVICE_MMC1;
+}
+
+void board_init_f(ulong dummy)
+{
+	struct udevice *dev;
+	int ret;
+
+	/*
+	 * Debug UART can be used from here if required:
+	 *
+	 * debug_uart_init();
+	 * printch('a');
+	 * printhex8(0x1234);
+	 * printascii("string");
+	 */
+	debug_uart_init();
+	printascii("TPL Init");
+
+	ret = spl_early_init();
+	if (ret) {
+		debug("spl_early_init() failed: %d\n", ret);
+		hang();
+	}
+
+	rockchip_timer_init();
+	printf("timer init done\n");
+	ret = uclass_get_device(UCLASS_RAM, 0, &dev);
+	if (ret) {
+		printf("DRAM init failed: %d\n", ret);
+		return;
+	}
+
+#if defined(CONFIG_TPL_ROCKCHIP_BACK_TO_BROM) && !defined(CONFIG_TPL_BOARD_INIT)
+	back_to_bootrom(BROM_BOOT_NEXTSTAGE);
+#endif
+}

arch/arm/mach-rockchip/u-boot-tpl.lds

@@ -0,0 +1,12 @@
+// SPDX-License-Identifier:	GPL-2.0+
+/*
+ * Copyright (C) 2019 Rockchip Electronic Co.,Ltd
+ */
+
+#undef CONFIG_SPL_TEXT_BASE
+#define CONFIG_SPL_TEXT_BASE CONFIG_TPL_TEXT_BASE
+
+#undef CONFIG_SPL_MAX_SIZE
+#define CONFIG_SPL_MAX_SIZE CONFIG_TPL_MAX_SIZE
+
+#include "../cpu/u-boot-spl.lds"

include/configs/rk322x_common.h

@@ -17,9 +17,9 @@
 #define CONFIG_SYS_TIMER_BASE		0x110c00a0 /* TIMER5 */
 #define CONFIG_SYS_TIMER_COUNTER	(CONFIG_SYS_TIMER_BASE + 8)
 
-#define CONFIG_SYS_INIT_SP_ADDR		0x60100000
+#define CONFIG_SYS_INIT_SP_ADDR		0x61100000
-#define CONFIG_SYS_LOAD_ADDR		0x60800800
+#define CONFIG_SYS_LOAD_ADDR		0x61800800
-#define CONFIG_SPL_STACK		0x10088000
+#define CONFIG_SPL_MAX_SIZE		0x100000
 
 #define CONFIG_ROCKCHIP_MAX_INIT_SIZE	(28 << 10)
 #define CONFIG_ROCKCHIP_CHIP_TAG	"RK32"