[src/trunk]: src/sys/arch/evbarm/odroid Accept the Odroid specific tweaks for...

[reinoud <reinoud%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/576960eb7552
branches:  trunk
changeset: 332601:576960eb7552
user:      reinoud <reinoud%NetBSD.org@localhost>
date:      Tue Sep 30 14:24:26 2014 +0000

description:
Accept the Odroid specific tweaks for selecting clkout for external USB
devices on the Odroid boards

diffstat:

 sys/arch/evbarm/odroid/odroid_machdep.c |  29 ++++++++++++++++++++++++++---
 1 files changed, 26 insertions(+), 3 deletions(-)

diffs (54 lines):

diff -r 789a07baa434 -r 576960eb7552 sys/arch/evbarm/odroid/odroid_machdep.c
--- a/sys/arch/evbarm/odroid/odroid_machdep.c   Tue Sep 30 14:23:41 2014 +0000
+++ b/sys/arch/evbarm/odroid/odroid_machdep.c   Tue Sep 30 14:24:26 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: odroid_machdep.c,v 1.38 2014/09/26 19:27:05 reinoud Exp $ */
+/*     $NetBSD: odroid_machdep.c,v 1.39 2014/09/30 14:24:26 reinoud Exp $ */
 
 /*
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: odroid_machdep.c,v 1.38 2014/09/26 19:27:05 reinoud Exp $");
+__KERNEL_RCSID(0, "$NetBSD: odroid_machdep.c,v 1.39 2014/09/30 14:24:26 reinoud Exp $");
 
 #include "opt_evbarm_boardtype.h"
 #include "opt_exynos.h"
@@ -318,7 +318,7 @@
                        EXYNOS_IOPHYSTOVIRT(armreg_cbar_read());
 
 #ifdef ARM_TRUSTZONE_FIRMWARE
-               exynos_l2cc_init();
+               exynos4_l2cc_init();
 #endif
                arml2cc_init(&exynos_bs_tag, pl310_bh, 0x2000);
        }
@@ -887,3 +887,26 @@
        }
 }
 
+
+/*
+ * Odroid specific tweaks
+ */
+/*
+ * The external USB devices are clocked trough the DEBUG clkout
+ * XXX is this Odroid specific? XXX
+ */
+void
+exynos_init_clkout_for_usb(void)
+{
+#ifdef EXYNOS4
+       /* Select XUSBXTI as source for CLKOUT */
+       bus_space_write_4(&exynos_bs_tag, exynos_pmu_bsh,
+               EXYNOS_PMU_DEBUG_CLKOUT, 0x900);
+#endif
+#ifdef EXYNOS5
+       /* Select XUSBXTI as source for CLKOUT */
+       bus_space_write_4(&exynos_bs_tag, exynos_pmu_bsh,
+               EXYNOS_PMU_DEBUG_CLKOUT, 0x1000);
+#endif
+}
+