pmdomain: Rename the genpd subsystem to pmdomain

It has been pointed out that naming a subsystem "genpd" isn't very
self-explanatory and the acronym itself that means Generic PM Domain, is
known only by a limited group of people.

In a way to improve the situation, let's rename the subsystem to pmdomain,
which ideally should indicate that this is about so called Power Domains or
"PM domains" as we often also use within the Linux Kernel terminology.

Suggested-by: Rafael J. Wysocki <rafael@kernel.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230912221127.487327-1-ulf.hansson@linaro.org

1 files changed, 63 insertions, 0 deletions

diff --git a/drivers/pmdomain/renesas/r8a779g0-sysc.c b/drivers/pmdomain/renesas/r8a779g0-sysc.c
new file mode 100644
index 000000000000..b932eba1b804
--- /dev/null
+++ b/drivers/pmdomain/renesas/r8a779g0-sysc.c
@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Renesas R-Car V4H System Controller
+ *
+ * Copyright (C) 2022 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/r8a779g0-sysc.h>
+
+#include "rcar-gen4-sysc.h"
+
+static struct rcar_gen4_sysc_area r8a779g0_areas[] __initdata = {
+	{ "always-on",	R8A779G0_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
+	{ "a3e0",	R8A779G0_PD_A3E0, R8A779G0_PD_ALWAYS_ON, PD_SCU },
+	{ "a2e0d0",	R8A779G0_PD_A2E0D0, R8A779G0_PD_A3E0, PD_SCU },
+	{ "a2e0d1",	R8A779G0_PD_A2E0D1, R8A779G0_PD_A3E0, PD_SCU },
+	{ "a1e0d0c0",	R8A779G0_PD_A1E0D0C0, R8A779G0_PD_A2E0D0, PD_CPU_NOCR },
+	{ "a1e0d0c1",	R8A779G0_PD_A1E0D0C1, R8A779G0_PD_A2E0D0, PD_CPU_NOCR },
+	{ "a1e0d1c0",	R8A779G0_PD_A1E0D1C0, R8A779G0_PD_A2E0D1, PD_CPU_NOCR },
+	{ "a1e0d1c1",	R8A779G0_PD_A1E0D1C1, R8A779G0_PD_A2E0D1, PD_CPU_NOCR },
+	{ "a33dga",	R8A779G0_PD_A33DGA, R8A779G0_PD_ALWAYS_ON },
+	{ "a23dgb",	R8A779G0_PD_A23DGB, R8A779G0_PD_A33DGA },
+	{ "a3vip0",	R8A779G0_PD_A3VIP0, R8A779G0_PD_ALWAYS_ON },
+	{ "a3vip1",	R8A779G0_PD_A3VIP1, R8A779G0_PD_ALWAYS_ON },
+	{ "a3vip2",	R8A779G0_PD_A3VIP2, R8A779G0_PD_ALWAYS_ON },
+	{ "a3dul",	R8A779G0_PD_A3DUL, R8A779G0_PD_ALWAYS_ON },
+	{ "a3isp0",	R8A779G0_PD_A3ISP0, R8A779G0_PD_ALWAYS_ON },
+	{ "a3isp1",	R8A779G0_PD_A3ISP1, R8A779G0_PD_ALWAYS_ON },
+	{ "a3ir",	R8A779G0_PD_A3IR, R8A779G0_PD_ALWAYS_ON },
+	{ "a2cn0",	R8A779G0_PD_A2CN0, R8A779G0_PD_A3IR },
+	{ "a1cnn0",	R8A779G0_PD_A1CNN0, R8A779G0_PD_A2CN0 },
+	{ "a1dsp0",	R8A779G0_PD_A1DSP0, R8A779G0_PD_A2CN0 },
+	{ "a1dsp1",	R8A779G0_PD_A1DSP1, R8A779G0_PD_A2CN0 },
+	{ "a1dsp2",	R8A779G0_PD_A1DSP2, R8A779G0_PD_A2CN0 },
+	{ "a1dsp3",	R8A779G0_PD_A1DSP3, R8A779G0_PD_A2CN0 },
+	{ "a2imp01",	R8A779G0_PD_A2IMP01, R8A779G0_PD_A3IR },
+	{ "a2imp23",	R8A779G0_PD_A2IMP23, R8A779G0_PD_A3IR },
+	{ "a2psc",	R8A779G0_PD_A2PSC, R8A779G0_PD_A3IR },
+	{ "a2dma",	R8A779G0_PD_A2DMA, R8A779G0_PD_A3IR },
+	{ "a2cv0",	R8A779G0_PD_A2CV0, R8A779G0_PD_A3IR },
+	{ "a2cv1",	R8A779G0_PD_A2CV1, R8A779G0_PD_A3IR },
+	{ "a2cv2",	R8A779G0_PD_A2CV2, R8A779G0_PD_A3IR },
+	{ "a2cv3",	R8A779G0_PD_A2CV3, R8A779G0_PD_A3IR },
+};
+
+const struct rcar_gen4_sysc_info r8a779g0_sysc_info __initconst = {
+	.areas = r8a779g0_areas,
+	.num_areas = ARRAY_SIZE(r8a779g0_areas),
+};