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authorGeert Uytterhoeven <geert+renesas@glider.be>2016-04-20 14:02:42 +0200
committerSimon Horman <horms+renesas@verge.net.au>2016-04-26 09:56:35 +1000
commitad7c9dbc25d19c2fbf4414a8cb4f02f7933611d6 (patch)
treeb9aa880ae3971d0958fc2890aba969f9a3152bf4 /drivers/soc
parent9b83ea17b0d9b5461ee46a2f5a668e6b10743f1a (diff)
downloadblackbird-op-linux-ad7c9dbc25d19c2fbf4414a8cb4f02f7933611d6.tar.gz
blackbird-op-linux-ad7c9dbc25d19c2fbf4414a8cb4f02f7933611d6.zip
soc: renesas: rcar-sysc: Add support for R-Car H2 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>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/renesas/Makefile2
-rw-r--r--drivers/soc/renesas/r8a7790-sysc.c48
-rw-r--r--drivers/soc/renesas/rcar-sysc.c3
-rw-r--r--drivers/soc/renesas/rcar-sysc.h1
4 files changed, 53 insertions, 1 deletions
diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile
index b8aa9db4fdd9..6588be3c6776 100644
--- a/drivers/soc/renesas/Makefile
+++ b/drivers/soc/renesas/Makefile
@@ -1,5 +1,5 @@
obj-$(CONFIG_ARCH_R8A7779) += rcar-sysc.o r8a7779-sysc.o
-obj-$(CONFIG_ARCH_R8A7790) += rcar-sysc.o
+obj-$(CONFIG_ARCH_R8A7790) += rcar-sysc.o r8a7790-sysc.o
obj-$(CONFIG_ARCH_R8A7791) += rcar-sysc.o
obj-$(CONFIG_ARCH_R8A7793) += rcar-sysc.o
obj-$(CONFIG_ARCH_R8A7794) += rcar-sysc.o
diff --git a/drivers/soc/renesas/r8a7790-sysc.c b/drivers/soc/renesas/r8a7790-sysc.c
new file mode 100644
index 000000000000..7a567ad0ff73
--- /dev/null
+++ b/drivers/soc/renesas/r8a7790-sysc.c
@@ -0,0 +1,48 @@
+/*
+ * Renesas R-Car H2 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/r8a7790-sysc.h>
+
+#include "rcar-sysc.h"
+
+static const struct rcar_sysc_area r8a7790_areas[] __initconst = {
+ { "always-on", 0, 0, R8A7790_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
+ { "ca15-scu", 0x180, 0, R8A7790_PD_CA15_SCU, R8A7790_PD_ALWAYS_ON,
+ PD_SCU },
+ { "ca15-cpu0", 0x40, 0, R8A7790_PD_CA15_CPU0, R8A7790_PD_CA15_SCU,
+ PD_CPU_NOCR },
+ { "ca15-cpu1", 0x40, 1, R8A7790_PD_CA15_CPU1, R8A7790_PD_CA15_SCU,
+ PD_CPU_NOCR },
+ { "ca15-cpu2", 0x40, 2, R8A7790_PD_CA15_CPU2, R8A7790_PD_CA15_SCU,
+ PD_CPU_NOCR },
+ { "ca15-cpu3", 0x40, 3, R8A7790_PD_CA15_CPU3, R8A7790_PD_CA15_SCU,
+ PD_CPU_NOCR },
+ { "ca7-scu", 0x100, 0, R8A7790_PD_CA7_SCU, R8A7790_PD_ALWAYS_ON,
+ PD_SCU },
+ { "ca7-cpu0", 0x1c0, 0, R8A7790_PD_CA7_CPU0, R8A7790_PD_CA7_SCU,
+ PD_CPU_NOCR },
+ { "ca7-cpu1", 0x1c0, 1, R8A7790_PD_CA7_CPU1, R8A7790_PD_CA7_SCU,
+ PD_CPU_NOCR },
+ { "ca7-cpu2", 0x1c0, 2, R8A7790_PD_CA7_CPU2, R8A7790_PD_CA7_SCU,
+ PD_CPU_NOCR },
+ { "ca7-cpu3", 0x1c0, 3, R8A7790_PD_CA7_CPU3, R8A7790_PD_CA7_SCU,
+ PD_CPU_NOCR },
+ { "sh-4a", 0x80, 0, R8A7790_PD_SH_4A, R8A7790_PD_ALWAYS_ON },
+ { "rgx", 0xc0, 0, R8A7790_PD_RGX, R8A7790_PD_ALWAYS_ON },
+ { "imp", 0x140, 0, R8A7790_PD_IMP, R8A7790_PD_ALWAYS_ON },
+};
+
+const struct rcar_sysc_info r8a7790_sysc_info __initconst = {
+ .areas = r8a7790_areas,
+ .num_areas = ARRAY_SIZE(r8a7790_areas),
+};
diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c
index 858ad23ae03a..07ea25925e85 100644
--- a/drivers/soc/renesas/rcar-sysc.c
+++ b/drivers/soc/renesas/rcar-sysc.c
@@ -287,6 +287,9 @@ static const struct of_device_id rcar_sysc_matches[] = {
#ifdef CONFIG_ARCH_R8A7779
{ .compatible = "renesas,r8a7779-sysc", .data = &r8a7779_sysc_info },
#endif
+#ifdef CONFIG_ARCH_R8A7790
+ { .compatible = "renesas,r8a7790-sysc", .data = &r8a7790_sysc_info },
+#endif
{ /* sentinel */ }
};
diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h
index 7cf58b9cd544..33c8f2d00a01 100644
--- a/drivers/soc/renesas/rcar-sysc.h
+++ b/drivers/soc/renesas/rcar-sysc.h
@@ -51,4 +51,5 @@ struct rcar_sysc_info {
};
extern const struct rcar_sysc_info r8a7779_sysc_info;
+extern const struct rcar_sysc_info r8a7790_sysc_info;
#endif /* __SOC_RENESAS_RCAR_SYSC_H__ */
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