soc: renesas: rcar-sysc: add R8A7792 support

Add support for R-Car V2H (R8A7792) SoC power areas to the SYSC driver.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

4 files changed, 39 insertions, 0 deletions

diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile
index cd85cd5e6a01..623039c3514c 100644
--- a/drivers/soc/renesas/Makefile
+++ b/drivers/soc/renesas/Makefile
@@ -1,6 +1,7 @@
 obj-$(CONFIG_ARCH_R8A7779)      += rcar-sysc.o r8a7779-sysc.o
 obj-$(CONFIG_ARCH_R8A7790)      += rcar-sysc.o r8a7790-sysc.o
 obj-$(CONFIG_ARCH_R8A7791)      += rcar-sysc.o r8a7791-sysc.o
+obj-$(CONFIG_ARCH_R8A7792)      += rcar-sysc.o r8a7792-sysc.o
 # R-Car M2-N is identical to R-Car M2-W w.r.t. power domains.
 obj-$(CONFIG_ARCH_R8A7793)      += rcar-sysc.o r8a7791-sysc.o
 obj-$(CONFIG_ARCH_R8A7794)      += rcar-sysc.o r8a7794-sysc.o
diff --git a/drivers/soc/renesas/r8a7792-sysc.c b/drivers/soc/renesas/r8a7792-sysc.c
new file mode 100644
index 000000000000..ca7467d7b7ec
--- /dev/null
+++ b/drivers/soc/renesas/r8a7792-sysc.c
@@ -0,0 +1,34 @@
+/*
+ * Renesas R-Car V2H (R8A7792) System Controller
+ *
+ * Copyright (C) 2016 Cogent Embedded Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ */
+
+#include <linux/bug.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+
+#include <dt-bindings/power/r8a7792-sysc.h>
+
+#include "rcar-sysc.h"
+
+static const struct rcar_sysc_area r8a7792_areas[] __initconst = {
+        { "always-on",      0, 0, R8A7792_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
+        { "ca15-scu",   0x180, 0, R8A7792_PD_CA15_SCU,  R8A7792_PD_ALWAYS_ON,
+          PD_SCU },
+        { "ca15-cpu0",   0x40, 0, R8A7792_PD_CA15_CPU0, R8A7792_PD_CA15_SCU,
+          PD_CPU_NOCR },
+        { "ca15-cpu1",   0x40, 1, R8A7792_PD_CA15_CPU1, R8A7792_PD_CA15_SCU,
+          PD_CPU_NOCR },
+        { "sgx",         0xc0, 0, R8A7792_PD_SGX,       R8A7792_PD_ALWAYS_ON },
+        { "imp",        0x140, 0, R8A7792_PD_IMP,       R8A7792_PD_ALWAYS_ON },
+};
+
+const struct rcar_sysc_info r8a7792_sysc_info __initconst = {
+        .areas = r8a7792_areas,
+        .num_areas = ARRAY_SIZE(r8a7792_areas),
+};
diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c
index fc997d4d2a4a..a43ca24699be 100644
--- a/drivers/soc/renesas/rcar-sysc.c
+++ b/drivers/soc/renesas/rcar-sysc.c
@@ -293,6 +293,9 @@ static const struct of_device_id rcar_sysc_matches[] = {
 #ifdef CONFIG_ARCH_R8A7791
         { .compatible = "renesas,r8a7791-sysc", .data = &r8a7791_sysc_info },
 #endif
+#ifdef CONFIG_ARCH_R8A7792
+        { .compatible = "renesas,r8a7792-sysc", .data = &r8a7792_sysc_info },
+#endif
 #ifdef CONFIG_ARCH_R8A7793
         /* R-Car M2-N is identical to R-Car M2-W w.r.t. power domains. */
         { .compatible = "renesas,r8a7793-sysc", .data = &r8a7791_sysc_info },
diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h
index 4ac3d7bf7f38..77dbe861473f 100644
--- a/drivers/soc/renesas/rcar-sysc.h
+++ b/drivers/soc/renesas/rcar-sysc.h
@@ -53,6 +53,7 @@ struct rcar_sysc_info {
 extern const struct rcar_sysc_info r8a7779_sysc_info;
 extern const struct rcar_sysc_info r8a7790_sysc_info;
 extern const struct rcar_sysc_info r8a7791_sysc_info;
+extern const struct rcar_sysc_info r8a7792_sysc_info;
 extern const struct rcar_sysc_info r8a7794_sysc_info;
 extern const struct rcar_sysc_info r8a7795_sysc_info;
 extern const struct rcar_sysc_info r8a7796_sysc_info;