Migrate TI board cape detection from legacy extension support to the
new UCLASS-based extension board framework.

Signed-off-by: Kory Maincent <[email protected]>
---
 arch/arm/mach-omap2/am33xx/Kconfig |  2 +-
 arch/arm/mach-omap2/omap5/Kconfig  |  2 +-
 board/ti/common/cape_detect.c      | 24 +++++++++++-------------
 3 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/arch/arm/mach-omap2/am33xx/Kconfig 
b/arch/arm/mach-omap2/am33xx/Kconfig
index dff4f1cf202..77f7938305b 100644
--- a/arch/arm/mach-omap2/am33xx/Kconfig
+++ b/arch/arm/mach-omap2/am33xx/Kconfig
@@ -15,7 +15,7 @@ config TARGET_AM335X_EVM
        select DM_GPIO
        select DM_SERIAL
        select TI_I2C_BOARD_DETECT
-       select SUPPORT_EXTENSION_SCAN
+       select SUPPORT_DM_EXTENSION_SCAN
        imply CMD_DM
        imply SPL_DM
        imply SPL_DM_SEQ_ALIAS
diff --git a/arch/arm/mach-omap2/omap5/Kconfig 
b/arch/arm/mach-omap2/omap5/Kconfig
index 5394529658b..819490a8cf8 100644
--- a/arch/arm/mach-omap2/omap5/Kconfig
+++ b/arch/arm/mach-omap2/omap5/Kconfig
@@ -38,7 +38,7 @@ config TARGET_AM57XX_EVM
        select CMD_DDR3
        select DRA7XX
        select TI_I2C_BOARD_DETECT
-       select SUPPORT_EXTENSION_SCAN
+       select SUPPORT_DM_EXTENSION_SCAN
        imply DM_THERMAL
        imply SCSI
        imply SPL_THERMAL
diff --git a/board/ti/common/cape_detect.c b/board/ti/common/cape_detect.c
index 7786bdda5d1..23c93964dc3 100644
--- a/board/ti/common/cape_detect.c
+++ b/board/ti/common/cape_detect.c
@@ -22,7 +22,7 @@ static void sanitize_field(char *text, size_t size)
        }
 }
 
-int extension_board_scan(struct list_head *extension_list)
+static int ti_extension_board_scan(struct alist *extension_list)
 {
        unsigned char addr;
        int num_capes = 0;
@@ -31,7 +31,7 @@ int extension_board_scan(struct list_head *extension_list)
                struct am335x_cape_eeprom_id eeprom_header;
                char process_cape_part_number[17] = {'0'};
                char process_cape_version[5] = {'0'};
-               struct extension *cape;
+               struct extension cape = {0}, *_cape;
                struct udevice *dev;
                u8 cursor = 0;
                int ret, i;
@@ -78,22 +78,20 @@ int extension_board_scan(struct list_head *extension_list)
 
                printf("BeagleBone Cape: %s (0x%x)\n", 
eeprom_header.board_name, addr);
 
-               cape = calloc(1, sizeof(struct extension));
-               if (!cape) {
-                       printf("Error in memory allocation\n");
-                       return num_capes;
-               }
-
-               snprintf(cape->overlay, sizeof(cape->overlay), "%s-%s.dtbo",
+               snprintf(cape.overlay, sizeof(cape.overlay), "%s-%s.dtbo",
                         process_cape_part_number, process_cape_version);
-               strlcpy(cape->name, eeprom_header.board_name,
+               strlcpy(cape.name, eeprom_header.board_name,
                        sizeof(eeprom_header.board_name));
-               strlcpy(cape->version, process_cape_version,
+               strlcpy(cape.version, process_cape_version,
                        sizeof(process_cape_version));
-               strlcpy(cape->owner, eeprom_header.manufacturer,
+               strlcpy(cape.owner, eeprom_header.manufacturer,
                        sizeof(eeprom_header.manufacturer) + 1);
-               list_add_tail(&cape->list, extension_list);
+               _cape = alist_add(extension_list, cape);
+               if (!_cape)
+                       return -ENOMEM;
                num_capes++;
        }
        return num_capes;
 }
+
+U_BOOT_EXTENSION(cape, ti_extension_board_scan);

-- 
2.43.0

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