arm: dts: iot2050: Use the auto generator nodes for fdt

Refactor according to the entry `fit: Entry containing a FIT` of
document tools/binman/README.entries.

As the generator uses the device tree name for the config description,
board_fit_config_name_match requires a small adjustment as well.

Signed-off-by: Su Baocheng <baocheng.su@siemens.com>
[Jan: re-add now required CONFIG_OF_LIST, update config matching]
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/arm/dts/k3-am65-iot2050-boot-image.dtsi b/arch/arm/dts/k3-am65-iot2050-boot-image.dtsi
index 3135ad0..4666957 100644 (file)
--- a/arch/arm/dts/k3-am65-iot2050-boot-image.dtsi
+++ b/arch/arm/dts/k3-am65-iot2050-boot-image.dtsi
@@ -32,6 +32,7 @@
 
                fit@0x280000 {
                        description = "U-Boot for IOT2050";
+                       fit,fdt-list = "of-list";
                        offset = <0x280000>;
                        images {
                                u-boot {
@@ -46,32 +47,11 @@
                                        };
                                };
 
-                               fdt-iot2050-basic {
-                                       description = "k3-am6528-iot2050-basic*.dtb";
+                               @fdt-SEQ {
+                                       description = "fdt-NAME";
                                        type = "flat_dt";
                                        arch = "arm64";
                                        compression = "none";
-                                       blob {
-#ifdef CONFIG_TARGET_IOT2050_A53_PG1
-                                               filename = "arch/arm/dts/k3-am6528-iot2050-basic.dtb";
-#else
-                                               filename = "arch/arm/dts/k3-am6528-iot2050-basic-pg2.dtb";
-#endif
-                                       };
-                               };
-
-                               fdt-iot2050-advanced {
-                                       description = "k3-am6548-iot2050-advanced*.dtb";
-                                       type = "flat_dt";
-                                       arch = "arm64";
-                                       compression = "none";
-                                       blob {
-#ifdef CONFIG_TARGET_IOT2050_A53_PG1
-                                               filename = "arch/arm/dts/k3-am6548-iot2050-advanced.dtb";
-#else
-                                               filename = "arch/arm/dts/k3-am6548-iot2050-advanced-pg2.dtb";
-#endif
-                                       };
                                };
 
 #ifdef CONFIG_WDT_K3_RTI_FW_FILE
@@ -89,21 +69,11 @@
                        };
 
                        configurations {
-                               default = "conf-iot2050-basic";
-
-                               conf-iot2050-basic {
-                                       description = "iot2050-basic";
-                                       firmware = "u-boot";
-                                       fdt = "fdt-iot2050-basic";
-#ifdef CONFIG_WDT_K3_RTI_FW_FILE
-                                       loadables = "k3-rti-wdt-firmware";
-#endif
-                               };
-
-                               conf-iot2050-advanced {
-                                       description = "iot2050-advanced";
+                               default = "@config-DEFAULT-SEQ";
+                               @config-SEQ {
+                                       description = "NAME";
                                        firmware = "u-boot";
-                                       fdt = "fdt-iot2050-advanced";
+                                       fdt = "fdt-SEQ";
 #ifdef CONFIG_WDT_K3_RTI_FW_FILE
                                        loadables = "k3-rti-wdt-firmware";
 #endif

diff --git a/board/siemens/iot2050/board.c b/board/siemens/iot2050/board.c
index dbf8930..57d7009 100644 (file)
--- a/board/siemens/iot2050/board.c
+++ b/board/siemens/iot2050/board.c
@@ -154,6 +154,9 @@ int board_fit_config_name_match(const char *name)
        struct iot2050_info *info = IOT2050_INFO_DATA;
        char upper_name[32];
 
+       /* skip the prefix "k3-am65x8-" */
+       name += 10;
+
        if (info->magic != IOT2050_INFO_MAGIC ||
            strlen(name) >= sizeof(upper_name))
                return -1;

diff --git a/configs/iot2050_pg1_defconfig b/configs/iot2050_pg1_defconfig
index 0440cf1..579971c 100644 (file)
--- a/configs/iot2050_pg1_defconfig
+++ b/configs/iot2050_pg1_defconfig
@@ -69,6 +69,7 @@ CONFIG_CMD_TIME=y
 # CONFIG_ISO_PARTITION is not set
 CONFIG_OF_CONTROL=y
 CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIST="k3-am6528-iot2050-basic k3-am6548-iot2050-advanced"
 CONFIG_SPL_MULTI_DTB_FIT=y
 CONFIG_SPL_OF_LIST="k3-am65-iot2050-spl"
 CONFIG_SPL_MULTI_DTB_FIT_NO_COMPRESSION=y

diff --git a/configs/iot2050_pg2_defconfig b/configs/iot2050_pg2_defconfig
index 58aefac..65400b4 100644 (file)
--- a/configs/iot2050_pg2_defconfig
+++ b/configs/iot2050_pg2_defconfig
@@ -71,6 +71,7 @@ CONFIG_CMD_TIME=y
 # CONFIG_ISO_PARTITION is not set
 CONFIG_OF_CONTROL=y
 CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIST="k3-am6528-iot2050-basic-pg2 k3-am6548-iot2050-advanced-pg2"
 CONFIG_SPL_MULTI_DTB_FIT=y
 CONFIG_SPL_OF_LIST="k3-am65-iot2050-spl"
 CONFIG_SPL_MULTI_DTB_FIT_NO_COMPRESSION=y