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authorOlof Johansson <olof@lixom.net>2015-02-01 08:51:12 -0800
committerOlof Johansson <olof@lixom.net>2015-02-01 08:51:12 -0800
commit28111dda37e653781efc73c06229f006739b3982 (patch)
tree1e2b85ea469ac60c1454be3ff063f31fa43b575e /arch/arm/mach-shmobile/timer.c
parenteab8d6530cc00744087bb5566e350cf37fcdfc7e (diff)
parent77cf5166f21c3b73b04571311dc89a327424f594 (diff)
Merge tag 'renesas-soc-fixes3-for-v3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into fixes
Merge "Third Round of Renesas ARM Based SoC Fixes for v3.19" from Simon Horman: * Instantiate GIC from C board code in legacy builds on r8a7790 and r8a73a4 * tag 'renesas-soc-fixes3-for-v3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: ARM: shmobile: r8a7790: Instantiate GIC from C board code in legacy builds ARM: shmobile: r8a73a4: Instantiate GIC from C board code in legacy builds Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-shmobile/timer.c')
-rw-r--r--arch/arm/mach-shmobile/timer.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/timer.c b/arch/arm/mach-shmobile/timer.c
index f1d027aa7a81..0edf2a6d2bbe 100644
--- a/arch/arm/mach-shmobile/timer.c
+++ b/arch/arm/mach-shmobile/timer.c
@@ -70,6 +70,18 @@ void __init shmobile_init_delay(void)
if (!max_freq)
return;
+#ifdef CONFIG_ARCH_SHMOBILE_LEGACY
+ /* Non-multiplatform r8a73a4 SoC cannot use arch timer due
+ * to GIC being initialized from C and arch timer via DT */
+ if (of_machine_is_compatible("renesas,r8a73a4"))
+ has_arch_timer = false;
+
+ /* Non-multiplatform r8a7790 SoC cannot use arch timer due
+ * to GIC being initialized from C and arch timer via DT */
+ if (of_machine_is_compatible("renesas,r8a7790"))
+ has_arch_timer = false;
+#endif
+
if (!has_arch_timer || !IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) {
if (is_a7_a8_a9)
shmobile_setup_delay_hz(max_freq, 1, 3);