ARM: shmobile: r8a7740: Multiplatform support

Enable r8a7740 Multiplatform support for the generic r8a7740
machine vector. No board support is enabled, and the board
code for Armadillo 800 EVA DT Reference is left by itself.

Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
index e15dff790dbbbdc4aaa9937bbff18072828369b9..498162fb757e172f74b61ab82fafaeb35901c98a 100644 (file)
--- a/arch/arm/mach-shmobile/Kconfig
+++ b/arch/arm/mach-shmobile/Kconfig
@@ -26,6 +26,11 @@ config ARCH_R7S72100
        bool "RZ/A1H (R7S72100)"
        select SYS_SUPPORTS_SH_MTU2
 
+config ARCH_R8A7740
+       bool "R-Mobile A1 (R8A77400)"
+       select ARCH_RMOBILE
+       select RENESAS_INTC_IRQPIN
+
 config ARCH_R8A7779
        bool "R-Car H1 (R8A77790)"
        select RENESAS_INTC_IRQPIN

diff --git a/arch/arm/mach-shmobile/pm-r8a7740.c b/arch/arm/mach-shmobile/pm-r8a7740.c
index a0d44d537fa0bc87327e662cf74e3e8de0a02be0..4d327de35d9bad1370e8c7060b1f8370add0d8a6 100644 (file)
--- a/arch/arm/mach-shmobile/pm-r8a7740.c
+++ b/arch/arm/mach-shmobile/pm-r8a7740.c
@@ -13,7 +13,7 @@
 #include "common.h"
 #include "pm-rmobile.h"
 
-#ifdef CONFIG_PM
+#if defined(CONFIG_PM) && !defined(CONFIG_ARCH_MULTIPLATFORM)
 static int r8a7740_pd_a4s_suspend(void)
 {
        /*
@@ -58,8 +58,7 @@ void __init r8a7740_init_pm_domains(void)
        rmobile_init_domains(r8a7740_pm_domains, ARRAY_SIZE(r8a7740_pm_domains));
        pm_genpd_add_subdomain_names("A4S", "A3SP");
 }
-
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM && !CONFIG_ARCH_MULTIPLATFORM */
 
 #ifdef CONFIG_SUSPEND
 static int r8a7740_enter_suspend(suspend_state_t suspend_state)

diff --git a/arch/arm/mach-shmobile/r8a7740.h b/arch/arm/mach-shmobile/r8a7740.h
index 3352fb8650bae8a028d1d8d042610543675157e9..f369b4b0863d0bb38a2705e7c2fc12e83438c340 100644 (file)
--- a/arch/arm/mach-shmobile/r8a7740.h
+++ b/arch/arm/mach-shmobile/r8a7740.h
@@ -53,10 +53,10 @@ extern void r8a7740_clock_init(u8 md_ck);
 extern void r8a7740_pinmux_init(void);
 extern void r8a7740_pm_init(void);
 
-#ifdef CONFIG_PM
+#if defined(CONFIG_PM) && !defined(CONFIG_ARCH_MULTIPLATFORM)
 extern void __init r8a7740_init_pm_domains(void);
 #else
 static inline void r8a7740_init_pm_domains(void) {}
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM && !CONFIG_ARCH_MULTIPLATFORM */
 
 #endif /* __ASM_R8A7740_H__ */

diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c
index 8fe270d874c2b701cc059c83cd48afbae46581a4..1e55c50522932d80a12d3983e418cf4630d21310 100644 (file)
--- a/arch/arm/mach-shmobile/setup-r8a7740.c
+++ b/arch/arm/mach-shmobile/setup-r8a7740.c
@@ -36,6 +36,7 @@
 #include <asm/mach/map.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
+#include <asm/hardware/cache-l2x0.h>
 
 #include "common.h"
 #include "dma-register.h"
@@ -813,7 +814,12 @@ void __init r8a7740_init_irq_of(void)
 
 static void __init r8a7740_generic_init(void)
 {
-       r8a7740_clock_init(0);
+       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);
 }