soc: renesas: rcar-sysc: Add support for R-Car H1 power areas

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile
index 2b64f6c9468136f91ed1dde4d66dd03b0c2935e9..b8aa9db4fdd95eb8e3c300aa679a4204d0b8ebba 100644 (file)
--- a/drivers/soc/renesas/Makefile
+++ b/drivers/soc/renesas/Makefile
@@ -1,4 +1,4 @@
-obj-$(CONFIG_ARCH_R8A7779)     += rcar-sysc.o
+obj-$(CONFIG_ARCH_R8A7779)     += rcar-sysc.o r8a7779-sysc.o
 obj-$(CONFIG_ARCH_R8A7790)     += rcar-sysc.o
 obj-$(CONFIG_ARCH_R8A7791)     += rcar-sysc.o
 obj-$(CONFIG_ARCH_R8A7793)     += rcar-sysc.o

diff --git a/drivers/soc/renesas/r8a7779-sysc.c b/drivers/soc/renesas/r8a7779-sysc.c
new file mode 100644 (file)
index 0000000..9e8e6b7
--- /dev/null
+++ b/drivers/soc/renesas/r8a7779-sysc.c
@@ -0,0 +1,34 @@
+/*
+ * Renesas R-Car H1 System Controller
+ *
+ * Copyright (C) 2016 Glider bvba
+ *
+ * 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/kernel.h>
+
+#include <dt-bindings/power/r8a7779-sysc.h>
+
+#include "rcar-sysc.h"
+
+static const struct rcar_sysc_area r8a7779_areas[] __initconst = {
+       { "always-on",      0, 0, R8A7779_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
+       { "arm1",        0x40, 1, R8A7779_PD_ARM1,      R8A7779_PD_ALWAYS_ON,
+         PD_CPU_CR },
+       { "arm2",        0x40, 2, R8A7779_PD_ARM2,      R8A7779_PD_ALWAYS_ON,
+         PD_CPU_CR },
+       { "arm3",        0x40, 3, R8A7779_PD_ARM3,      R8A7779_PD_ALWAYS_ON,
+         PD_CPU_CR },
+       { "sgx",         0xc0, 0, R8A7779_PD_SGX,       R8A7779_PD_ALWAYS_ON },
+       { "vdp",        0x100, 0, R8A7779_PD_VDP,       R8A7779_PD_ALWAYS_ON },
+       { "imp",        0x140, 0, R8A7779_PD_IMP,       R8A7779_PD_ALWAYS_ON },
+};
+
+const struct rcar_sysc_info r8a7779_sysc_info __initconst = {
+       .areas = r8a7779_areas,
+       .num_areas = ARRAY_SIZE(r8a7779_areas),
+};

diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c
index 0d49a25de740fbf829bb99d6d3edc212bbd18c50..858ad23ae03aa809cb3e806f5bf9acbfc3905864 100644 (file)
--- a/drivers/soc/renesas/rcar-sysc.c
+++ b/drivers/soc/renesas/rcar-sysc.c
@@ -284,6 +284,9 @@ finalize:
 }
 
 static const struct of_device_id rcar_sysc_matches[] = {
+#ifdef CONFIG_ARCH_R8A7779
+       { .compatible = "renesas,r8a7779-sysc", .data = &r8a7779_sysc_info },
+#endif
        { /* sentinel */ }
 };
 

diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h
index 7bb48b4f7334f960ea0b7bc93420d240ae814011..7cf58b9cd544f4b931451c5aaffa3b80b71d9799 100644 (file)
--- a/drivers/soc/renesas/rcar-sysc.h
+++ b/drivers/soc/renesas/rcar-sysc.h
@@ -50,4 +50,5 @@ struct rcar_sysc_info {
        unsigned int num_areas;
 };
 
+extern const struct rcar_sysc_info r8a7779_sysc_info;
 #endif /* __SOC_RENESAS_RCAR_SYSC_H__ */