Merge tag 'renesas-soc-for-v4.6' of...

Merge tag 'renesas-soc-for-v4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc

Merge "Renesas ARM Based SoC Updates for v4.6" from Simon Horman:

* Enable PM and PM_GENERIC_DOMAINS for SoCs with PM Domains
* Move emev2_smp_ops to emev2
* Remove legacy map_io callbacks on r8a7740 and emev2 SoCs
* Migrate to generic l2c OF initialization on r8a7740

* tag 'renesas-soc-for-v4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  ARM: shmobile: Enable PM and PM_GENERIC_DOMAINS for SoCs with PM Domains
  ARM: shmobile: emev2: Move declaration of emev2_smp_ops to emev2.h
  ARM: shmobile: emev2: Remove legacy machine_desc.map_io() callback
  ARM: shmobile: r8a7740: Remove legacy machine_desc.map_io() callback
  ARM: shmobile: r8a7740: Remove mapping of L2 cache controller registers
  ARM: shmobile: r8a7740: Migrate to generic l2c OF initialization

arch/arm/mach-shmobile/Kconfig

@@ -6,28 +6,30 @@ config ARCH_SHMOBILE_MULTI
 
 config PM_RCAR
 	bool
-	select PM_GENERIC_DOMAINS if PM
+	select PM
+	select PM_GENERIC_DOMAINS
 
 config PM_RMOBILE
 	bool
+	select PM
 	select PM_GENERIC_DOMAINS
 
 config ARCH_RCAR_GEN1
 	bool
-	select PM_RCAR if PM || SMP
+	select PM_RCAR
 	select RENESAS_INTC_IRQPIN
 	select SYS_SUPPORTS_SH_TMU
 
 config ARCH_RCAR_GEN2
 	bool
-	select PM_RCAR if PM || SMP
+	select PM_RCAR
 	select RENESAS_IRQC
 	select SYS_SUPPORTS_SH_CMT
 	select PCI_DOMAINS if PCI
 
 config ARCH_RMOBILE
 	bool
-	select PM_RMOBILE if PM
+	select PM_RMOBILE
 	select SYS_SUPPORTS_SH_CMT
 	select SYS_SUPPORTS_SH_TMU
 
@@ -55,7 +57,8 @@ config ARCH_EMEV2
 
 config ARCH_R7S72100
 	bool "RZ/A1H (R7S72100)"
-	select PM_GENERIC_DOMAINS if PM
+	select PM
+	select PM_GENERIC_DOMAINS
 	select SYS_SUPPORTS_SH_MTU2
 
 config ARCH_R8A73A4

arch/arm/mach-shmobile/emev2.h

+#ifndef __ASM_EMEV2_H__
+#define __ASM_EMEV2_H__
+
+extern const struct smp_operations emev2_smp_ops;
+
+#endif /* __ASM_EMEV2_H__ */

arch/arm/mach-shmobile/setup-emev2.c

@@ -18,35 +18,17 @@
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
-#include "common.h"
-
-static struct map_desc emev2_io_desc[] __initdata = {
-#ifdef CONFIG_SMP
-	/* 2M mapping for SCU + L2 controller */
-	{
-		.virtual	= 0xf0000000,
-		.pfn		= __phys_to_pfn(0x1e000000),
-		.length		= SZ_2M,
-		.type		= MT_DEVICE
-	},
-#endif
-};
 
-static void __init emev2_map_io(void)
-{
-	iotable_init(emev2_io_desc, ARRAY_SIZE(emev2_io_desc));
-}
+#include "common.h"
+#include "emev2.h"
 
 static const char *const emev2_boards_compat_dt[] __initconst = {
 	"renesas,emev2",
 	NULL,
 };
 
-extern const struct smp_operations emev2_smp_ops;
-
 DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)")
 	.smp		= smp_ops(emev2_smp_ops),
-	.map_io		= emev2_map_io,
 	.init_early	= shmobile_init_delay,
 	.init_late	= shmobile_init_late,
 	.dt_compat	= emev2_boards_compat_dt,

arch/arm/mach-shmobile/setup-r8a7740.c

@@ -23,41 +23,9 @@
 #include <asm/mach/map.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
-#include <asm/hardware/cache-l2x0.h>
 
 #include "common.h"
 
-static struct map_desc r8a7740_io_desc[] __initdata = {
-	 /*
-	  * for CPGA/INTC/PFC
-	  * 0xe6000000-0xefffffff -> 0xe6000000-0xefffffff
-	  */
-	{
-		.virtual	= 0xe6000000,
-		.pfn		= __phys_to_pfn(0xe6000000),
-		.length		= 160 << 20,
-		.type		= MT_DEVICE_NONSHARED
-	},
-#ifdef CONFIG_CACHE_L2X0
-	/*
-	 * for l2x0_init()
-	 * 0xf0100000-0xf0101000 -> 0xf0002000-0xf0003000
-	 */
-	{
-		.virtual	= 0xf0002000,
-		.pfn		= __phys_to_pfn(0xf0100000),
-		.length		= PAGE_SIZE,
-		.type		= MT_DEVICE_NONSHARED
-	},
-#endif
-};
-
-static void __init r8a7740_map_io(void)
-{
-	debug_ll_io_init();
-	iotable_init(r8a7740_io_desc, ARRAY_SIZE(r8a7740_io_desc));
-}
-
 /*
  * r8a7740 chip has lasting errata on MERAM buffer.
  * this is work-around for it.
@@ -110,10 +78,6 @@ static void __init r8a7740_generic_init(void)
 {
 	r8a7740_meram_workaround();
 
-#ifdef CONFIG_CACHE_L2X0
-	/* Shared attribute override enable, 32K*8way */
-	l2x0_init(IOMEM(0xf0002000), 0x00400000, 0xc20f0fff);
-#endif
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 }
 
@@ -123,7 +87,8 @@ static const char *const r8a7740_boards_compat_dt[] __initconst = {
 };
 
 DT_MACHINE_START(R8A7740_DT, "Generic R8A7740 (Flattened Device Tree)")
-	.map_io		= r8a7740_map_io,
+	.l2c_aux_val	= 0,
+	.l2c_aux_mask	= ~0,
 	.init_early	= shmobile_init_delay,
 	.init_irq	= r8a7740_init_irq_of,
 	.init_machine	= r8a7740_generic_init,

arch/arm/mach-shmobile/smp-emev2.c

@@ -21,7 +21,9 @@
 #include <linux/delay.h>
 #include <asm/smp_plat.h>
 #include <asm/smp_scu.h>
+
 #include "common.h"
+#include "emev2.h"
 
 #define EMEV2_SCU_BASE 0x1e000000
 #define EMEV2_SMU_BASE 0xe0110000