nand: factor init to 'nand init'

[openocd.git] / src / flash / nand.c

diff --git a/src/flash/nand.c b/src/flash/nand.c
index 94cec8d598059aeca4d7bb317f346661e30d8c8c..1c8c0c87c3cd1639fcf633ac12e8eef11044f76e 100644 (file)
--- a/src/flash/nand.c
+++ b/src/flash/nand.c
@@ -281,6 +281,9 @@ COMMAND_HANDLER(handle_nand_device_command)
        return CALL_COMMAND_HANDLER(handle_nand_list_drivers);
 }
 
+
+COMMAND_HANDLER(handle_nand_init_command);
+
 static const struct command_registration nand_config_command_handlers[] = {
        {
                .name = "device",
@@ -294,6 +297,12 @@ static const struct command_registration nand_config_command_handlers[] = {
                .mode = COMMAND_ANY,
                .help = "lists available NAND drivers",
        },
+       {
+               .name = "init",
+               .mode = COMMAND_CONFIG,
+               .handler = &handle_nand_init_command,
+               .help = "initialize NAND devices",
+       },
        COMMAND_REGISTRATION_DONE
 };
 static const struct command_registration nand_command_handlers[] = {
@@ -1794,3 +1803,20 @@ int nand_init(struct command_context *cmd_ctx)
        struct command *parent = command_find_in_context(cmd_ctx, "nand");
        return register_commands(cmd_ctx, parent, nand_exec_command_handlers);
 }
+
+COMMAND_HANDLER(handle_nand_init_command)
+{
+       if (CMD_ARGC != 0)
+               return ERROR_COMMAND_SYNTAX_ERROR;
+
+       static bool nand_initialized = false;
+       if (nand_initialized)
+       {
+               LOG_INFO("'nand init' has already been called");
+               return ERROR_OK;
+       }
+       nand_initialized = true;
+
+       LOG_DEBUG("Initializing NAND devices...");
+       return nand_init(CMD_CTX);
+}