[PATCH 1/8] mach-k3: common: Instantiate AM65 CPSW NUSS wrapper

Vignesh Raghavendra vigneshr at ti.com
Fri Dec 24 08:25:29 CET 2021


Probe toplevel AM65 CPSW NUSS driver from misc_init_r() when driver
is enabled. Since driver is modeled as UCLASS_MISC, we need to
explicitly probe the driver. Use common misc_init_r() that entire
K3 family of SoCs.

Signed-off-by: Vignesh Raghavendra <vigneshr at ti.com>
---
 arch/arm/mach-k3/common.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c
index 2666cd2d7b..39d00270b7 100644
--- a/arch/arm/mach-k3/common.c
+++ b/arch/arm/mach-k3/common.c
@@ -549,3 +549,19 @@ void spl_board_prepare_for_linux(void)
 	dcache_disable();
 }
 #endif
+
+int misc_init_r(void)
+{
+	if (IS_ENABLED(CONFIG_TI_AM65_CPSW_NUSS)) {
+		struct udevice *dev;
+		int ret;
+
+		ret = uclass_get_device_by_driver(UCLASS_MISC,
+						  DM_DRIVER_GET(am65_cpsw_nuss),
+						  &dev);
+		if (ret)
+			printf("Failed to probe am65_cpsw_nuss driver\n");
+	}
+
+	return 0;
+}
-- 
2.34.1



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