[PATCH v8 11/11] spacemit: k1: fix product name detection and DTB matching in SPL

Eric Chung <[email protected]> Sun, 02 Aug 2026 00:40:52 +0800
Newsgroups gmane.comp.boot-loaders.u-boot
Message-ID <[email protected]>
Use a table to handle DTB matching.

Signed-off-by: Eric Chung <[email protected]>

---
v7:
- Abandon to load product name from ENV.
v6:
- Rebased onto latest upstream. Cleaned up board_fit_config_name_match()
  to maintain consistentcy with v5.
---
 board/spacemit/k1/spl.c | 50 +++++++++++++++++++++++++++++++------------------
 1 file changed, 32 insertions(+), 18 deletions(-)

diff --git a/board/spacemit/k1/spl.c b/board/spacemit/k1/spl.c
index 613e8c4cf02a..9f200f2fc184 100644
--- a/board/spacemit/k1/spl.c
+++ b/board/spacemit/k1/spl.c
@@ -97,6 +97,15 @@ static void i2c_early_init(void)
 	}
 }
 
+static const struct {
+	const char *eeprom_name;
+	const char *fit_name;
+} k1_board_map[] = {
+	{ "k1-x_MUSE-Pi-Pro",   "spacemit/k1-musepi-pro"    },
+	{ "k1-x_deb1",          "spacemit/k1-bananapi-f3"   },
+	{ "k1-x_milkv-jupiter", "spacemit/k1-milkv-jupiter" },
+};
+
 int read_product_name(char *name, int size)
 {
 	u8 eeprom_data[TLV_TOTAL_LEN_MAX], *p;
@@ -130,6 +139,27 @@ int read_product_name(char *name, int size)
 	return -ENOENT;
 }
 
+static void fixup_product_name(void)
+{
+	char fdt_name[I2C_BUF_SIZE];
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(k1_board_map); i++) {
+		memset(fdt_name, 0, I2C_BUF_SIZE);
+		if (!strncmp(product_name, k1_board_map[i].eeprom_name,
+			     strlen(k1_board_map[i].eeprom_name))) {
+			snprintf(fdt_name, I2C_BUF_SIZE, "%s",
+				 k1_board_map[i].fit_name);
+			break;
+		}
+	}
+	if (fdt_name[0] == '\0') {
+		/* set default board name */
+		sprintf(fdt_name, CONFIG_DEFAULT_DEVICE_TREE);
+	}
+	memcpy(product_name, fdt_name, I2C_BUF_SIZE);
+}
+
 static void clk_early_init(void)
 {
 	struct udevice *dev;
@@ -369,6 +399,7 @@ void board_init_f(ulong dummy)
 		log_info("Fail to detect board:%d\n", ret);
 	else
 		log_info("Get board name:%s\n", product_name);
+	fixup_product_name();
 	pmic_init();
 
 	ddr_early_init();
@@ -432,24 +463,7 @@ void spl_board_init(void)
 
 int board_fit_config_name_match(const char *name)
 {
-	char fdt_name[I2C_BUF_SIZE];
-	int i;
-
-	memset(fdt_name, 0, I2C_BUF_SIZE);
-	if (!strncmp(product_name, "k1-x_", 5)) {
-		snprintf(fdt_name, I2C_BUF_SIZE, "%s-%s", "k1",
-			 &product_name[5]);
-	}
-	if (fdt_name[0] == '\0') {
-		/* set default board name */
-		sprintf(fdt_name, "k1-musepi-pro");
-	}
-	for (i = 0; i < I2C_BUF_SIZE; i++) {
-		if (fdt_name[i] == '\0')
-			break;
-		fdt_name[i] = tolower(fdt_name[i]);
-	}
-	if (!strcmp(name, fdt_name))
+	if (!strcmp(name, product_name))
 		return 0;
 	return -ENOENT;
 }

-- 
2.51.0