From ddd30dd82b5e6eee3d073a1f5987a11c44ed9e7c Mon Sep 17 00:00:00 2001
From: Ian Lepore <ian@FreeBSD.org>
Date: Wed, 25 Nov 2020 15:45:20 +0000
Subject: [PATCH] Only attach the ti_scm_syscon driver when running on a
 compatible TI chip. This prevents attaching on non-TI systems in the GENERIC
 kernel.

Reviewed by:	manu@, mmel@
---
 sys/arm/ti/ti_scm_syscon.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/arm/ti/ti_scm_syscon.c b/sys/arm/ti/ti_scm_syscon.c
index 5259b699f490..d3d3f2e3a7e2 100644
--- a/sys/arm/ti/ti_scm_syscon.c
+++ b/sys/arm/ti/ti_scm_syscon.c
@@ -54,6 +54,8 @@ __FBSDID("$FreeBSD$");
 #include <dev/extres/syscon/syscon.h>
 #include "clkdev_if.h"
 
+#include <arm/ti/ti_cpuid.h>
+
 #if 0
 #define DPRINTF(dev, msg...) device_printf(dev, msg)
 #else
@@ -148,6 +150,9 @@ ti_scm_syscon_probe(device_t dev)
 	if (!ofw_bus_status_okay(dev))
 		return (ENXIO);
 
+	if (!ti_soc_is_supported())
+		return (ENXIO);
+
 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)
 		return (ENXIO);