[PATCH 07/13] nandbcb: nand support for i.MX8MP

Peng Fan (OSS) peng.fan at oss.nxp.com
Thu Jan 14 08:28:04 CET 2021


From: Han Xu <han.xu at nxp.com>

Add NAND boot support for i.MX8MP by adding i.MX8MP in nandbcb support
list, reading boot_search_count from fuse.

i.MX8MN NAND boot is same as i.MX8MP, fix some issues as well.

Signed-off-by: Han Xu <han.xu at nxp.com>
Reviewed-by: Ye Li <ye.li at nxp.com>
Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 arch/arm/mach-imx/cmd_nandbcb.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/arch/arm/mach-imx/cmd_nandbcb.c b/arch/arm/mach-imx/cmd_nandbcb.c
index 028b7c4835..7157c9e979 100644
--- a/arch/arm/mach-imx/cmd_nandbcb.c
+++ b/arch/arm/mach-imx/cmd_nandbcb.c
@@ -1487,7 +1487,7 @@ static int do_nandbcb(struct cmd_tbl *cmdtp, int flag, int argc,
 		plat_config = imx8mq_plat_config;
 	} else if (is_imx8mm()) {
 		plat_config = imx8mm_plat_config;
-	} else if (is_imx8mn()) {
+	} else if (is_imx8mn() || is_imx8mp()) {
 		plat_config = imx8mn_plat_config;
 	} else if (is_imx8qm() || is_imx8qxp()) {
 		plat_config = imx8q_plat_config;
@@ -1496,13 +1496,13 @@ static int do_nandbcb(struct cmd_tbl *cmdtp, int flag, int argc,
 		return CMD_RET_FAILURE;
 	}
 
-	if (plat_config.misc_flags & BT_SEARCH_CNT_FROM_FUSE) {
-		if (is_imx8qxp()) {
-			g_boot_search_count = fuse_to_search_count(0, 720,
-								   0xc0, 6);
-			printf("search count set to %d from fuse\n",
-			       g_boot_search_count);
-		}
+	if ((plat_config.misc_flags) & BT_SEARCH_CNT_FROM_FUSE) {
+		if (is_imx8qxp())
+			g_boot_search_count = fuse_to_search_count(0, 720, 0xc0, 6);
+		if (is_imx8mn() || is_imx8mp())
+			g_boot_search_count = fuse_to_search_count(2, 2, 0x6000, 13);
+		printf("search count set to %d from fuse\n",
+		       g_boot_search_count);
 	}
 
 	cmd = argv[1];
-- 
2.28.0



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