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-rw-r--r--arch/arm/boot/dts/orion5x.dtsi98
-rw-r--r--arch/arm/mach-orion5x/Kconfig7
-rw-r--r--arch/arm/mach-orion5x/Makefile2
-rw-r--r--arch/arm/mach-orion5x/board-dt.c76
-rw-r--r--arch/arm/mach-orion5x/common.c4
-rw-r--r--arch/arm/mach-orion5x/common.h2
6 files changed, 187 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/orion5x.dtsi b/arch/arm/boot/dts/orion5x.dtsi
new file mode 100644
index 000000000000..8aad00f81ed9
--- /dev/null
+++ b/arch/arm/boot/dts/orion5x.dtsi
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2012 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * 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/ "skeleton.dtsi"
+
+/ {
+ model = "Marvell Orion5x SoC";
+ compatible = "marvell,orion5x";
+ interrupt-parent = <&intc>;
+
+ intc: interrupt-controller {
+ compatible = "marvell,orion-intc", "marvell,intc";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ reg = <0xf1020204 0x04>;
+ };
+
+ ocp@f1000000 {
+ compatible = "simple-bus";
+ ranges = <0x00000000 0xf1000000 0x4000000
+ 0xf2200000 0xf2200000 0x0000800>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ gpio0: gpio@10100 {
+ compatible = "marvell,orion-gpio";
+ #gpio-cells = <2>;
+ gpio-controller;
+ reg = <0x10100 0x40>;
+ ngpio = <32>;
+ interrupts = <6>, <7>, <8>, <9>;
+ };
+
+ serial@12000 {
+ compatible = "ns16550a";
+ reg = <0x12000 0x100>;
+ reg-shift = <2>;
+ interrupts = <3>;
+ /* set clock-frequency in board dts */
+ status = "disabled";
+ };
+
+ serial@12100 {
+ compatible = "ns16550a";
+ reg = <0x12100 0x100>;
+ reg-shift = <2>;
+ interrupts = <4>;
+ /* set clock-frequency in board dts */
+ status = "disabled";
+ };
+
+ spi@10600 {
+ compatible = "marvell,orion-spi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ cell-index = <0>;
+ reg = <0x10600 0x28>;
+ status = "disabled";
+ };
+
+ wdt@20300 {
+ compatible = "marvell,orion-wdt";
+ reg = <0x20300 0x28>;
+ status = "okay";
+ };
+
+ sata@80000 {
+ compatible = "marvell,orion-sata";
+ reg = <0x80000 0x5000>;
+ interrupts = <29>;
+ status = "disabled";
+ };
+
+ i2c@11000 {
+ compatible = "marvell,mv64xxx-i2c";
+ reg = <0x11000 0x20>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupts = <5>;
+ clock-frequency = <100000>;
+ status = "disabled";
+ };
+
+ crypto@90000 {
+ compatible = "marvell,orion-crypto";
+ reg = <0x90000 0x10000>,
+ <0xf2200000 0x800>;
+ reg-names = "regs", "sram";
+ interrupts = <22>;
+ status = "okay";
+ };
+ };
+};
diff --git a/arch/arm/mach-orion5x/Kconfig b/arch/arm/mach-orion5x/Kconfig
index 0673f0c10432..0910c3bd0c99 100644
--- a/arch/arm/mach-orion5x/Kconfig
+++ b/arch/arm/mach-orion5x/Kconfig
@@ -2,6 +2,13 @@ if ARCH_ORION5X
menu "Orion Implementations"
+config ARCH_ORION5X_DT
+ bool "Marvell Orion5x Flattened Device Tree"
+ select USE_OF
+ help
+ Say 'Y' here if you want your kernel to support the
+ Marvell Orion5x using flattened device tree.
+
config MACH_DB88F5281
bool "Marvell Orion-2 Development Board"
select I2C_BOARDINFO
diff --git a/arch/arm/mach-orion5x/Makefile b/arch/arm/mach-orion5x/Makefile
index 7f18cdacd487..843e6deb66d0 100644
--- a/arch/arm/mach-orion5x/Makefile
+++ b/arch/arm/mach-orion5x/Makefile
@@ -22,3 +22,5 @@ obj-$(CONFIG_MACH_RD88F5181L_GE) += rd88f5181l-ge-setup.o
obj-$(CONFIG_MACH_RD88F5181L_FXO) += rd88f5181l-fxo-setup.o
obj-$(CONFIG_MACH_RD88F6183AP_GE) += rd88f6183ap-ge-setup.o
obj-$(CONFIG_MACH_LINKSTATION_LSCHL) += ls-chl-setup.o
+
+obj-$(CONFIG_ARCH_ORION5X_DT) += board-dt.o
diff --git a/arch/arm/mach-orion5x/board-dt.c b/arch/arm/mach-orion5x/board-dt.c
new file mode 100644
index 000000000000..a26397f58f1f
--- /dev/null
+++ b/arch/arm/mach-orion5x/board-dt.c
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2012 (C), Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * arch/arm/mach-orion5x/board-dt.c
+ *
+ * Flattened Device Tree board initialization
+ *
+ * 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/kernel.h>
+#include <linux/init.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <asm/system_misc.h>
+#include <asm/mach/arch.h>
+#include <mach/orion5x.h>
+#include <plat/irq.h>
+#include "common.h"
+
+struct of_dev_auxdata orion5x_auxdata_lookup[] __initdata = {
+ OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL),
+ OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0",
+ NULL),
+ OF_DEV_AUXDATA("marvell,orion-wdt", 0xf1020300, "orion_wdt", NULL),
+ OF_DEV_AUXDATA("marvell,orion-sata", 0xf1080000, "sata_mv.0", NULL),
+ OF_DEV_AUXDATA("marvell,orion-crypto", 0xf1090000, "mv_crypto", NULL),
+ {},
+};
+
+static void __init orion5x_dt_init(void)
+{
+ char *dev_name;
+ u32 dev, rev;
+
+ orion5x_id(&dev, &rev, &dev_name);
+ printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk);
+
+ /*
+ * Setup Orion address map
+ */
+ orion5x_setup_cpu_mbus_bridge();
+
+ /* Setup root of clk tree */
+ clk_init();
+
+ /*
+ * Don't issue "Wait for Interrupt" instruction if we are
+ * running on D0 5281 silicon.
+ */
+ if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) {
+ printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n");
+ disable_hlt();
+ }
+
+ of_platform_populate(NULL, of_default_bus_match_table,
+ orion5x_auxdata_lookup, NULL);
+}
+
+static const char *orion5x_dt_compat[] = {
+ "marvell,orion5x",
+ NULL,
+};
+
+DT_MACHINE_START(ORION5X_DT, "Marvell Orion5x (Flattened Device Tree)")
+ /* Maintainer: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> */
+ .map_io = orion5x_map_io,
+ .init_early = orion5x_init_early,
+ .init_irq = orion_dt_init_irq,
+ .timer = &orion5x_timer,
+ .init_machine = orion5x_dt_init,
+ .restart = orion5x_restart,
+ .dt_compat = orion5x_dt_compat,
+MACHINE_END
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index b3eb3da01160..550f92320afb 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -65,7 +65,7 @@ void __init orion5x_map_io(void)
****************************************************************************/
static struct clk *tclk;
-static void __init clk_init(void)
+void __init clk_init(void)
{
tclk = clk_register_fixed_rate(NULL, "tclk", NULL, CLK_IS_ROOT,
orion5x_tclk);
@@ -236,7 +236,7 @@ struct sys_timer orion5x_timer = {
/*
* Identify device ID and rev from PCIe configuration header space '0'.
*/
-static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name)
+void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name)
{
orion5x_pcie_id(dev, rev);
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h
index 31bab92ce038..2033b79089a7 100644
--- a/arch/arm/mach-orion5x/common.h
+++ b/arch/arm/mach-orion5x/common.h
@@ -12,6 +12,8 @@ void orion5x_map_io(void);
void orion5x_init_early(void);
void orion5x_init_irq(void);
void orion5x_init(void);
+void orion5x_id(u32 *dev, u32 *rev, char **dev_name);
+void clk_init(void);
extern int orion5x_tclk;
extern struct sys_timer orion5x_timer;