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

Vignesh Raghavendra
2021-12-24T07:26:06Z

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@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