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-rw-r--r--drivers/soc/renesas/Kconfig63
-rw-r--r--drivers/soc/renesas/Makefile31
-rw-r--r--drivers/soc/renesas/rcar-sysc.c52
-rw-r--r--drivers/soc/renesas/rcar-sysc.h2
4 files changed, 93 insertions, 55 deletions
diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig
new file mode 100644
index 000000000000..87a4be46bd98
--- /dev/null
+++ b/drivers/soc/renesas/Kconfig
@@ -0,0 +1,63 @@
+config SOC_RENESAS
+ bool "Renesas SoC driver support" if COMPILE_TEST && !ARCH_RENESAS
+ default y if ARCH_RENESAS
+ select SOC_BUS
+ select RST_RCAR if ARCH_RCAR_GEN1 || ARCH_RCAR_GEN2 || \
+ ARCH_R8A7795 || ARCH_R8A7796
+ select SYSC_R8A7743 if ARCH_R8A7743
+ select SYSC_R8A7745 if ARCH_R8A7745
+ select SYSC_R8A7779 if ARCH_R8A7779
+ select SYSC_R8A7790 if ARCH_R8A7790
+ select SYSC_R8A7791 if ARCH_R8A7791 || ARCH_R8A7793
+ select SYSC_R8A7792 if ARCH_R8A7792
+ select SYSC_R8A7794 if ARCH_R8A7794
+ select SYSC_R8A7795 if ARCH_R8A7795
+ select SYSC_R8A7796 if ARCH_R8A7796
+
+if SOC_RENESAS
+
+# SoC
+config SYSC_R8A7743
+ bool "RZ/G1M System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7745
+ bool "RZ/G1E System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7779
+ bool "R-Car H1 System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7790
+ bool "R-Car H2 System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7791
+ bool "R-Car M2-W/N System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7792
+ bool "R-Car V2H System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7794
+ bool "R-Car E2 System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7795
+ bool "R-Car H3 System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+config SYSC_R8A7796
+ bool "R-Car M3-W System Controller support" if COMPILE_TEST
+ select SYSC_RCAR
+
+# Family
+config RST_RCAR
+ bool "R-Car Reset Controller support" if COMPILE_TEST
+
+config SYSC_RCAR
+ bool "R-Car System Controller support" if COMPILE_TEST
+
+endif # SOC_RENESAS
diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile
index d9115cb5ed9d..1a1a297b26a7 100644
--- a/drivers/soc/renesas/Makefile
+++ b/drivers/soc/renesas/Makefile
@@ -1,18 +1,17 @@
-obj-$(CONFIG_SOC_BUS) += renesas-soc.o
+# Generic, must be first because of soc_device_register()
+obj-$(CONFIG_SOC_RENESAS) += renesas-soc.o
-obj-$(CONFIG_ARCH_RCAR_GEN1) += rcar-rst.o
-obj-$(CONFIG_ARCH_RCAR_GEN2) += rcar-rst.o
-obj-$(CONFIG_ARCH_R8A7795) += rcar-rst.o
-obj-$(CONFIG_ARCH_R8A7796) += rcar-rst.o
+# SoC
+obj-$(CONFIG_SYSC_R8A7743) += r8a7743-sysc.o
+obj-$(CONFIG_SYSC_R8A7745) += r8a7745-sysc.o
+obj-$(CONFIG_SYSC_R8A7779) += r8a7779-sysc.o
+obj-$(CONFIG_SYSC_R8A7790) += r8a7790-sysc.o
+obj-$(CONFIG_SYSC_R8A7791) += r8a7791-sysc.o
+obj-$(CONFIG_SYSC_R8A7792) += r8a7792-sysc.o
+obj-$(CONFIG_SYSC_R8A7794) += r8a7794-sysc.o
+obj-$(CONFIG_SYSC_R8A7795) += r8a7795-sysc.o
+obj-$(CONFIG_SYSC_R8A7796) += r8a7796-sysc.o
-obj-$(CONFIG_ARCH_R8A7743) += rcar-sysc.o r8a7743-sysc.o
-obj-$(CONFIG_ARCH_R8A7745) += rcar-sysc.o r8a7745-sysc.o
-obj-$(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-$(CONFIG_ARCH_R8A7794) += rcar-sysc.o r8a7794-sysc.o
-obj-$(CONFIG_ARCH_R8A7795) += rcar-sysc.o r8a7795-sysc.o
-obj-$(CONFIG_ARCH_R8A7796) += rcar-sysc.o r8a7796-sysc.o
+# Family
+obj-$(CONFIG_RST_RCAR) += rcar-rst.o
+obj-$(CONFIG_SYSC_RCAR) += rcar-sysc.o
diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c
index 528a13742aeb..7c8da3c90011 100644
--- a/drivers/soc/renesas/rcar-sysc.c
+++ b/drivers/soc/renesas/rcar-sysc.c
@@ -181,17 +181,6 @@ static int rcar_sysc_pd_power_off(struct generic_pm_domain *genpd)
struct rcar_sysc_pd *pd = to_rcar_pd(genpd);
pr_debug("%s: %s\n", __func__, genpd->name);
-
- if (pd->flags & PD_NO_CR) {
- pr_debug("%s: Cannot control %s\n", __func__, genpd->name);
- return -EBUSY;
- }
-
- if (pd->flags & PD_BUSY) {
- pr_debug("%s: %s busy\n", __func__, genpd->name);
- return -EBUSY;
- }
-
return rcar_sysc_power_down(&pd->ch);
}
@@ -200,12 +189,6 @@ static int rcar_sysc_pd_power_on(struct generic_pm_domain *genpd)
struct rcar_sysc_pd *pd = to_rcar_pd(genpd);
pr_debug("%s: %s\n", __func__, genpd->name);
-
- if (pd->flags & PD_NO_CR) {
- pr_debug("%s: Cannot control %s\n", __func__, genpd->name);
- return 0;
- }
-
return rcar_sysc_power_up(&pd->ch);
}
@@ -223,8 +206,7 @@ static void __init rcar_sysc_pd_setup(struct rcar_sysc_pd *pd)
* only be turned off if the CPU is not in use.
*/
pr_debug("PM domain %s contains %s\n", name, "CPU");
- pd->flags |= PD_BUSY;
- gov = &pm_domain_always_on_gov;
+ genpd->flags |= GENPD_FLAG_ALWAYS_ON;
} else if (pd->flags & PD_SCU) {
/*
* This domain contains an SCU and cache-controller, and
@@ -232,19 +214,17 @@ static void __init rcar_sysc_pd_setup(struct rcar_sysc_pd *pd)
* not in use.
*/
pr_debug("PM domain %s contains %s\n", name, "SCU");
- pd->flags |= PD_BUSY;
- gov = &pm_domain_always_on_gov;
+ genpd->flags |= GENPD_FLAG_ALWAYS_ON;
} else if (pd->flags & PD_NO_CR) {
/*
* This domain cannot be turned off.
*/
- pd->flags |= PD_BUSY;
- gov = &pm_domain_always_on_gov;
+ genpd->flags |= GENPD_FLAG_ALWAYS_ON;
}
if (!(pd->flags & (PD_CPU | PD_SCU))) {
/* Enable Clock Domain for I/O devices */
- genpd->flags = GENPD_FLAG_PM_CLK;
+ genpd->flags |= GENPD_FLAG_PM_CLK;
if (has_cpg_mstp) {
genpd->attach_dev = cpg_mstp_attach_dev;
genpd->detach_dev = cpg_mstp_detach_dev;
@@ -275,35 +255,33 @@ finalize:
}
static const struct of_device_id rcar_sysc_matches[] = {
-#ifdef CONFIG_ARCH_R8A7743
+#ifdef CONFIG_SYSC_R8A7743
{ .compatible = "renesas,r8a7743-sysc", .data = &r8a7743_sysc_info },
#endif
-#ifdef CONFIG_ARCH_R8A7745
+#ifdef CONFIG_SYSC_R8A7745
{ .compatible = "renesas,r8a7745-sysc", .data = &r8a7745_sysc_info },
#endif
-#ifdef CONFIG_ARCH_R8A7779
+#ifdef CONFIG_SYSC_R8A7779
{ .compatible = "renesas,r8a7779-sysc", .data = &r8a7779_sysc_info },
#endif
-#ifdef CONFIG_ARCH_R8A7790
+#ifdef CONFIG_SYSC_R8A7790
{ .compatible = "renesas,r8a7790-sysc", .data = &r8a7790_sysc_info },
#endif
-#ifdef CONFIG_ARCH_R8A7791
+#ifdef CONFIG_SYSC_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 },
#endif
-#ifdef CONFIG_ARCH_R8A7794
+#ifdef CONFIG_SYSC_R8A7792
+ { .compatible = "renesas,r8a7792-sysc", .data = &r8a7792_sysc_info },
+#endif
+#ifdef CONFIG_SYSC_R8A7794
{ .compatible = "renesas,r8a7794-sysc", .data = &r8a7794_sysc_info },
#endif
-#ifdef CONFIG_ARCH_R8A7795
+#ifdef CONFIG_SYSC_R8A7795
{ .compatible = "renesas,r8a7795-sysc", .data = &r8a7795_sysc_info },
#endif
-#ifdef CONFIG_ARCH_R8A7796
+#ifdef CONFIG_SYSC_R8A7796
{ .compatible = "renesas,r8a7796-sysc", .data = &r8a7796_sysc_info },
#endif
{ /* sentinel */ }
diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h
index 07edb049a401..1a5bebaf54ba 100644
--- a/drivers/soc/renesas/rcar-sysc.h
+++ b/drivers/soc/renesas/rcar-sysc.h
@@ -20,8 +20,6 @@
#define PD_SCU BIT(1) /* Area contains SCU and L2 cache */
#define PD_NO_CR BIT(2) /* Area lacks PWR{ON,OFF}CR registers */
-#define PD_BUSY BIT(3) /* Busy, for internal use only */
-
#define PD_CPU_CR PD_CPU /* CPU area has CR (R-Car H1) */
#define PD_CPU_NOCR PD_CPU | PD_NO_CR /* CPU area lacks CR (R-Car Gen2/3) */
#define PD_ALWAYS_ON PD_NO_CR /* Always-on area */
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-07 11:55:23 +0300