Describe the location and contents of the SYSCEXTMASK register on
RZ/G2E, to prevent conflicts between internal and external power
requests.
Based on a patch in the BSP by Dien Pham <dien.pham.ry@xxxxxxxxxxx>.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
To be queued in renesas-devel for v5.5.
drivers/soc/renesas/r8a774c0-sysc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/soc/renesas/r8a774c0-sysc.c b/drivers/soc/renesas/r8a774c0-sysc.c
index 11050e17ea81f7f3..40d1558aab37ca4d 100644
--- a/drivers/soc/renesas/r8a774c0-sysc.c
+++ b/drivers/soc/renesas/r8a774c0-sysc.c
@@ -6,6 +6,7 @@
* Based on Renesas R-Car E3 System Controller
*/
+#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 r8a774c0_sysc_info __initconst = {
.init = r8a774c0_sysc_init,
.areas = r8a774c0_areas,
.num_areas = ARRAY_SIZE(r8a774c0_areas),
+ .extmask_offs = 0x2f8,
+ .extmask_val = BIT(0),
};
--
2.17.1
