diff mbox series

[v2,5/7] soc: renesas: r8a77970-sysc: Fix power request conflicts

Message ID 20190828113618.6672-6-geert+renesas@glider.be
State Mainlined
Commit a228560c52e89aa5e31c5b8a636bf9ab681bda84
Delegated to: Geert Uytterhoeven
Headers show
Series soc: renesas: rcar-gen3-sysc: Fix power request conflicts | expand

Commit Message

Geert Uytterhoeven Aug. 28, 2019, 11:36 a.m. UTC
Describe the location and contents of the SYSCEXTMASK register on R-Car
V3M, to prevent conflicts between internal and external power requests.

Based on a patch in the BSP by Dien Pham <dien.pham.ry@renesas.com>.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
v2:
  - No changes.
---
 drivers/soc/renesas/r8a77970-sysc.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/soc/renesas/r8a77970-sysc.c b/drivers/soc/renesas/r8a77970-sysc.c
index 280c48b80f240424..b3033e3f0fd0b0ff 100644
--- a/drivers/soc/renesas/r8a77970-sysc.c
+++ b/drivers/soc/renesas/r8a77970-sysc.c
@@ -5,6 +5,7 @@ 
  * Copyright (C) 2017 Cogent Embedded Inc.
  */
 
+#include <linux/bits.h>
 #include <linux/bug.h>
 #include <linux/kernel.h>
 
@@ -32,4 +33,6 @@  static const struct rcar_sysc_area r8a77970_areas[] __initconst = {
 const struct rcar_sysc_info r8a77970_sysc_info __initconst = {
 	.areas = r8a77970_areas,
 	.num_areas = ARRAY_SIZE(r8a77970_areas),
+	.extmask_offs = 0x1b0,
+	.extmask_val = BIT(0),
 };