[PATCH v2 2/4] board: freescale: t208xrdb: detect the board revision version

Camelia Groza camelia.groza at oss.nxp.com
Fri Jun 11 14:28:06 CEST 2021


From: Camelia Groza <camelia.groza at nxp.com>

Detect and print the board revision version based on the CPLD registers.

Signed-off-by: Camelia Groza <camelia.groza at nxp.com>
---
Changes in v2:
- patch title and description rewording

 board/freescale/t208xrdb/t208xrdb.c | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/board/freescale/t208xrdb/t208xrdb.c b/board/freescale/t208xrdb/t208xrdb.c
index 35f5dff46645..f7fa65d1a166 100644
--- a/board/freescale/t208xrdb/t208xrdb.c
+++ b/board/freescale/t208xrdb/t208xrdb.c
@@ -27,14 +27,29 @@

 DECLARE_GLOBAL_DATA_PTR;

+u8 get_hw_revision(void)
+{
+	u8 ver = CPLD_READ(hw_ver);
+
+	switch (ver) {
+	default:
+	case 0x1:
+		return 'C';
+	case 0x0:
+		return 'D';
+	case 0x2:
+		return 'E';
+	}
+}
+
 int checkboard(void)
 {
 	struct cpu_type *cpu = gd->arch.cpu;
 	static const char *freq[3] = {"100.00MHZ", "125.00MHz", "156.25MHZ"};

 	printf("Board: %sRDB, ", cpu->name);
-	printf("Board rev: 0x%02x CPLD ver: 0x%02x, boot from ",
-	       CPLD_READ(hw_ver), CPLD_READ(sw_ver));
+	printf("Board rev: %c CPLD ver: 0x%02x, boot from ",
+	       get_hw_revision(), CPLD_READ(sw_ver));

 #ifdef CONFIG_SDCARD
 	puts("SD/MMC\n");
--
2.17.1



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