diff mbox series

[v2,7/7] soc: renesas: r8a77990-sysc: Fix power request conflicts

Message ID 20190828113618.6672-8-geert+renesas@glider.be
State Mainlined
Commit b34095cbc2bb102c9f138afd8c99a8a205b0e142
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
E3, 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/r8a77990-sysc.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/soc/renesas/r8a77990-sysc.c b/drivers/soc/renesas/r8a77990-sysc.c
index 664b244eb1dd9d95..1d2432020b7a15d2 100644
--- a/drivers/soc/renesas/r8a77990-sysc.c
+++ b/drivers/soc/renesas/r8a77990-sysc.c
@@ -5,6 +5,7 @@ 
  * Copyright (C) 2018 Renesas Electronics Corp.
  */
 
+#include <linux/bits.h>
 #include <linux/bug.h>
 #include <linux/kernel.h>
 #include <linux/sys_soc.h>
@@ -50,4 +51,6 @@  const struct rcar_sysc_info r8a77990_sysc_info __initconst = {
 	.init = r8a77990_sysc_init,
 	.areas = r8a77990_areas,
 	.num_areas = ARRAY_SIZE(r8a77990_areas),
+	.extmask_offs = 0x2f8,
+	.extmask_val = BIT(0),
 };