diff mbox series

[v2,06/14] soc: renesas: r8a779f0-sysc: Add r8a779f0 support

Message ID 20211201073308.1003945-7-yoshihiro.shimoda.uh@renesas.com
State New
Headers show
Series treewide: Initial support for R-Car S4-8 | expand

Commit Message

Yoshihiro Shimoda Dec. 1, 2021, 7:33 a.m. UTC 
Add support for R-Car S4-8 (R8A779F0) SoC power areas and register
access.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
---
 drivers/soc/renesas/Kconfig          |  4 +++
 drivers/soc/renesas/Makefile         |  1 +
 drivers/soc/renesas/r8a779f0-sysc.c  | 47 ++++++++++++++++++++++++++++
 drivers/soc/renesas/rcar-gen4-sysc.c |  3 ++
 drivers/soc/renesas/rcar-gen4-sysc.h |  1 +
 5 files changed, 56 insertions(+)
 create mode 100644 drivers/soc/renesas/r8a779f0-sysc.c

Comments

Geert Uytterhoeven Dec. 6, 2021, 10:42 a.m. UTC | #1 
On Wed, Dec 1, 2021 at 8:33 AM Yoshihiro Shimoda
<yoshihiro.shimoda.uh@renesas.com> wrote:
> Add support for R-Car S4-8 (R8A779F0) SoC power areas and register
> access.
>
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.17.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox series

Patch

diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig
index 2b09d6cf0d66..59a4106a66e9 100644
--- a/drivers/soc/renesas/Kconfig
+++ b/drivers/soc/renesas/Kconfig
@@ -340,6 +340,10 @@  config SYSC_R8A77961
 	bool "System Controller support for R-Car M3-W+" if COMPILE_TEST
 	select SYSC_RCAR
 
+config SYSC_R8A779F0
+	bool "System Controller support for R-Car S4-8" if COMPILE_TEST
+	select SYSC_RCAR_GEN4
+
 config SYSC_R8A7792
 	bool "System Controller support for R-Car V2H" if COMPILE_TEST
 	select SYSC_RCAR
diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile
index db90f3b06007..deeb41f84f01 100644
--- a/drivers/soc/renesas/Makefile
+++ b/drivers/soc/renesas/Makefile
@@ -25,6 +25,7 @@  obj-$(CONFIG_SYSC_R8A77980)	+= r8a77980-sysc.o
 obj-$(CONFIG_SYSC_R8A77990)	+= r8a77990-sysc.o
 obj-$(CONFIG_SYSC_R8A77995)	+= r8a77995-sysc.o
 obj-$(CONFIG_SYSC_R8A779A0)	+= r8a779a0-sysc.o
+obj-$(CONFIG_SYSC_R8A779F0)	+= r8a779f0-sysc.o
 ifdef CONFIG_SMP
 obj-$(CONFIG_ARCH_R9A06G032)	+= r9a06g032-smp.o
 endif
diff --git a/drivers/soc/renesas/r8a779f0-sysc.c b/drivers/soc/renesas/r8a779f0-sysc.c
new file mode 100644
index 000000000000..5602aa6bd7ed
--- /dev/null
+++ b/drivers/soc/renesas/r8a779f0-sysc.c
@@ -0,0 +1,47 @@ 
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Renesas R-Car S4-8 System Controller
+ *
+ * Copyright (C) 2021 Renesas Electronics Corp.
+ */
+
+#include <linux/bits.h>
+#include <linux/clk/renesas.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/of_address.h>
+#include <linux/pm_domain.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+
+#include <dt-bindings/power/r8a779f0-sysc.h>
+
+#include "rcar-gen4-sysc.h"
+
+static struct rcar_gen4_sysc_area r8a779f0_areas[] __initdata = {
+	{ "always-on",	R8A779F0_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
+	{ "a3e0",	R8A779F0_PD_A3E0, R8A779F0_PD_ALWAYS_ON, PD_SCU },
+	{ "a3e1",	R8A779F0_PD_A3E1, R8A779F0_PD_ALWAYS_ON, PD_SCU },
+	{ "a2e0d0",	R8A779F0_PD_A2E0D0, R8A779F0_PD_A3E0, PD_SCU },
+	{ "a2e0d1",	R8A779F0_PD_A2E0D1, R8A779F0_PD_A3E0, PD_SCU },
+	{ "a2e1d0",	R8A779F0_PD_A2E1D0, R8A779F0_PD_A3E1, PD_SCU },
+	{ "a2e1d1",	R8A779F0_PD_A2E1D1, R8A779F0_PD_A3E1, PD_SCU },
+	{ "a1e0d0c0",	R8A779F0_PD_A1E0D0C0, R8A779F0_PD_A2E0D0, PD_CPU_NOCR },
+	{ "a1e0d0c1",	R8A779F0_PD_A1E0D0C1, R8A779F0_PD_A2E0D0, PD_CPU_NOCR },
+	{ "a1e0d1c0",	R8A779F0_PD_A1E0D1C0, R8A779F0_PD_A2E0D1, PD_CPU_NOCR },
+	{ "a1e0d1c1",	R8A779F0_PD_A1E0D1C1, R8A779F0_PD_A2E0D1, PD_CPU_NOCR },
+	{ "a1e1d0c0",	R8A779F0_PD_A1E1D0C0, R8A779F0_PD_A2E1D0, PD_CPU_NOCR },
+	{ "a1e1d0c1",	R8A779F0_PD_A1E1D0C1, R8A779F0_PD_A2E1D0, PD_CPU_NOCR },
+	{ "a1e1d1c0",	R8A779F0_PD_A1E1D1C0, R8A779F0_PD_A2E1D1, PD_CPU_NOCR },
+	{ "a1e1d1c1",	R8A779F0_PD_A1E1D1C1, R8A779F0_PD_A2E1D1, PD_CPU_NOCR },
+};
+
+const struct rcar_gen4_sysc_info r8a779f0_sysc_info __initconst = {
+	.areas = r8a779f0_areas,
+	.num_areas = ARRAY_SIZE(r8a779f0_areas),
+};
diff --git a/drivers/soc/renesas/rcar-gen4-sysc.c b/drivers/soc/renesas/rcar-gen4-sysc.c
index d9a0929f5f1d..831162a57f9a 100644
--- a/drivers/soc/renesas/rcar-gen4-sysc.c
+++ b/drivers/soc/renesas/rcar-gen4-sysc.c
@@ -278,6 +278,9 @@  static int __init rcar_gen4_sysc_pd_setup(struct rcar_gen4_sysc_pd *pd)
 static const struct of_device_id rcar_gen4_sysc_matches[] __initconst = {
 #ifdef CONFIG_SYSC_R8A779A0
 	{ .compatible = "renesas,r8a779a0-sysc", .data = &r8a779a0_sysc_info },
+#endif
+#ifdef CONFIG_SYSC_R8A779F0
+	{ .compatible = "renesas,r8a779f0-sysc", .data = &r8a779f0_sysc_info },
 #endif
 	{ /* sentinel */ }
 };
diff --git a/drivers/soc/renesas/rcar-gen4-sysc.h b/drivers/soc/renesas/rcar-gen4-sysc.h
index 3470a9e2f5c7..0e0bd102b1f9 100644
--- a/drivers/soc/renesas/rcar-gen4-sysc.h
+++ b/drivers/soc/renesas/rcar-gen4-sysc.h
@@ -38,5 +38,6 @@  struct rcar_gen4_sysc_info {
 };
 
 extern const struct rcar_gen4_sysc_info r8a779a0_sysc_info;
+extern const struct rcar_gen4_sysc_info r8a779f0_sysc_info;
 
 #endif /* __SOC_RENESAS_RCAR_GEN4_SYSC_H__ */