[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1377648874-6714-7-git-send-email-sebastian.hesselbarth@gmail.com>
Date: Wed, 28 Aug 2013 02:14:34 +0200
From: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
Jason Cooper <jason@...edaemon.net>,
Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
Arnd Bergmann <arnd@...db.de>,
Russell King <linux@....linux.org.uk>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH RFC v2 6/6] ARM: add initial support for Marvell Berlin SoCs
This adds initial support for the Marvell Berlin (88DE3xxx) SoC family
and basic machine setup for Armada 1500 (88DE3100) SoCs.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
---
Changelog:
v1->v2:
- nuke .map_io (Reported by Arnd Bergmann)
- add copyright reference
- switch to mach-berlin instead of mach-mvebu
Cc: Jason Cooper <jason@...edaemon.net>
Cc: Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: Russell King <linux@....linux.org.uk>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
arch/arm/Kconfig | 2 +
arch/arm/Makefile | 1 +
arch/arm/mach-berlin/Kconfig | 24 ++++++++++++++++++++
arch/arm/mach-berlin/Makefile | 1 +
arch/arm/mach-berlin/berlin.c | 49 +++++++++++++++++++++++++++++++++++++++++
5 files changed, 77 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-berlin/Kconfig
create mode 100644 arch/arm/mach-berlin/Makefile
create mode 100644 arch/arm/mach-berlin/berlin.c
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index d41b122..329be50 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -930,6 +930,8 @@ source "arch/arm/mach-bcm/Kconfig"
source "arch/arm/mach-bcm2835/Kconfig"
+source "arch/arm/mach-berlin/Kconfig"
+
source "arch/arm/mach-clps711x/Kconfig"
source "arch/arm/mach-cns3xxx/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index a37a50f..3ba332b 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -147,6 +147,7 @@ textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000
machine-$(CONFIG_ARCH_AT91) += at91
machine-$(CONFIG_ARCH_BCM) += bcm
machine-$(CONFIG_ARCH_BCM2835) += bcm2835
+machine-$(CONFIG_ARCH_BERLIN) += berlin
machine-$(CONFIG_ARCH_CLPS711X) += clps711x
machine-$(CONFIG_ARCH_CNS3XXX) += cns3xxx
machine-$(CONFIG_ARCH_DAVINCI) += davinci
diff --git a/arch/arm/mach-berlin/Kconfig b/arch/arm/mach-berlin/Kconfig
new file mode 100644
index 0000000..56a671e
--- /dev/null
+++ b/arch/arm/mach-berlin/Kconfig
@@ -0,0 +1,24 @@
+config ARCH_BERLIN
+ bool "Marvell Berlin (88DE3xxx) SoCs" if ARCH_MULTI_V7
+ select GENERIC_CLOCKEVENTS
+ select GENERIC_IRQ_CHIP
+ select COMMON_CLK
+ select DW_APB_ICTL
+ select DW_APB_TIMER_OF
+
+if ARCH_BERLIN
+
+menu "Marvell Berlin (88DE3xxx) SoC variants"
+
+config MACH_MV88DE3100
+ bool "Marvell 88DE3100 (Armada 1500)"
+ select ARM_GIC
+ select CACHE_L2X0
+ select CPU_PJ4B
+ select HAVE_ARM_TWD if LOCAL_TIMERS
+ select HAVE_SMP
+ select LOCAL_TIMERS if SMP
+
+endmenu
+
+endif
diff --git a/arch/arm/mach-berlin/Makefile b/arch/arm/mach-berlin/Makefile
new file mode 100644
index 0000000..ab69fe9
--- /dev/null
+++ b/arch/arm/mach-berlin/Makefile
@@ -0,0 +1 @@
+obj-y += berlin.o
diff --git a/arch/arm/mach-berlin/berlin.c b/arch/arm/mach-berlin/berlin.c
new file mode 100644
index 0000000..8ed03c8
--- /dev/null
+++ b/arch/arm/mach-berlin/berlin.c
@@ -0,0 +1,49 @@
+/*
+ * Device Tree support for Marvell Berlin (88DE3xxx) platforms.
+ *
+ * Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
+ *
+ * based on GPL'ed 2.6 kernel sources
+ * (c) Marvell International Ltd.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clocksource.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/of_platform.h>
+#include <asm/hardware/cache-l2x0.h>
+#include <asm/mach/arch.h>
+
+static void __init berlin_init_time(void)
+{
+ /* with arch-wide of_clk_init, .init_time can be removed */
+ of_clk_init(NULL);
+ clocksource_of_init();
+}
+
+static void __init berlin_init_machine(void)
+{
+ /*
+ * with DT probing for Tauros L2CC, .init_machine can be removed
+ * Note: 88DE3005 (Armada 1500-mini) uses pl310 l2cc
+ */
+ l2x0_of_init(0x70c00000, 0xfeffffff);
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+}
+
+static const char * const berlin_dt_compat[] = {
+ "marvell,berlin",
+ NULL,
+};
+
+DT_MACHINE_START(BERLIN_DT, "Marvell Berlin")
+ .dt_compat = berlin_dt_compat,
+ .init_machine = berlin_init_machine,
+ .init_time = berlin_init_time,
+MACHINE_END
--
1.7.2.5
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists