[U-Boot] [PATCH 2/2] rk3288: tinker: Add falcon mode support

[Jagan Teki]

Add Falcon mode support in tinker rk3288 board.

Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
Note:
This patch[1] need to work falcon

[1] https://patchwork.ozlabs.org/patch/833821/

 board/rockchip/tinker_rk3288/tinker-rk3288.c | 13 +++++++++++++
 include/configs/tinker_rk3288.h              | 16 ++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/board/rockchip/tinker_rk3288/tinker-rk3288.c b/board/rockchip/tinker_rk3288/tinker-rk3288.c
index 790a921..48e0c41 100644
--- a/board/rockchip/tinker_rk3288/tinker-rk3288.c
+++ b/board/rockchip/tinker_rk3288/tinker-rk3288.c
@@ -9,6 +9,19 @@
 #include <i2c_eeprom.h>
 #include <netdev.h>
 
+#ifndef CONFIG_TPL_BUILD
+#include <spl.h>
+
+int spl_start_uboot(void)
+{
+        /* break into full u-boot on 'c' */
+        if (serial_tstc() && serial_getc() == 'c')
+                return 1;
+
+        return 0;
+}
+#endif
+
 static int get_ethaddr_from_eeprom(u8 *addr)
 {
 	int ret;
diff --git a/include/configs/tinker_rk3288.h b/include/configs/tinker_rk3288.h
index 58eea3c..6d4f271 100644
--- a/include/configs/tinker_rk3288.h
+++ b/include/configs/tinker_rk3288.h
@@ -20,4 +20,20 @@
 
 #define CONFIG_SYS_MMC_ENV_DEV 1
 
+#ifndef CONFIG_TPL_BUILD
+#define CONFIG_SPL_OS_BOOT
+
+/* Falcon Mode */
+#define CONFIG_SPL_FS_LOAD_ARGS_NAME	"args"
+#define CONFIG_SPL_FS_LOAD_KERNEL_NAME	"uImage"
+#define CONFIG_CMD_SPL
+#define CONFIG_SYS_SPL_ARGS_ADDR	0x0ffe5000
+#define CONFIG_CMD_SPL_WRITE_SIZE      (128 * SZ_1K)
+
+/* Falcon Mode - MMC support: args at 1MB kernel at 2MB */
+#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR  0x800   /* 1MB */
+#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS (CONFIG_CMD_SPL_WRITE_SIZE / 512)
+#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR        0x1000  /* 2MB */
+#endif
+
 #endif
-- 
2.7.4