[PATCH] Add base support for the MPC8313E RDB
Kim Phillips
kim.phillips at freescale.com
Thu Feb 8 10:06:02 EST 2007
Add support for the MPC8313E Reference Development Board (RDB).
Includes dts.
Signed-off-by: Wilson Lo <Wilson.Lo at freescale.com>
Signed-off-by: Scott Wood <scottwood at freescale.com>
Signed-off-by: Kim Phillips <kim.phillips at freescale.com>
---
arch/powerpc/boot/dts/mpc8313erdb.dts | 221 +++++++++++++++++++++++++++++
arch/powerpc/platforms/83xx/Kconfig | 12 ++
arch/powerpc/platforms/83xx/Makefile | 1 +
arch/powerpc/platforms/83xx/mpc8313_rdb.c | 99 +++++++++++++
4 files changed, 333 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/boot/dts/mpc8313erdb.dts b/arch/powerpc/boot/dts/mpc8313erdb.dts
new file mode 100644
index 0000000..2cde658
--- /dev/null
+++ b/arch/powerpc/boot/dts/mpc8313erdb.dts
@@ -0,0 +1,221 @@
+/*
+ * MPC8313E RDB Device Tree Source
+ *
+ * Copyright 2005, 2006, 2007 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+/ {
+ model = "MPC8313ERDB";
+ compatible = "MPC83xx";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cpus {
+ #cpus = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ PowerPC,8313 at 0 {
+ device_type = "cpu";
+ reg = <0>;
+ d-cache-line-size = <20>; // 32 bytes
+ i-cache-line-size = <20>; // 32 bytes
+ d-cache-size = <4000>; // L1, 16K
+ i-cache-size = <4000>; // L1, 16K
+ timebase-frequency = <0>; // from bootloader
+ bus-frequency = <0>; // from bootloader
+ clock-frequency = <0>; // from bootloader
+ 32-bit;
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <00000000 08000000>; // 128MB at 0
+ };
+
+ soc8313 at e0000000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ #interrupt-cells = <2>;
+ device_type = "soc";
+ ranges = <0 e0000000 00100000>;
+ reg = <e0000000 00000200>;
+ bus-frequency = <0>;
+ compatible = "mpc8313\0mpc831x\0mpc83xx";
+
+ wdt at 200 {
+ device_type = "watchdog";
+ compatible = "mpc83xx_wdt";
+ reg = <200 100>;
+ };
+
+ i2c at 3000 {
+ device_type = "i2c";
+ compatible = "fsl-i2c";
+ reg = <3000 100>;
+ interrupts = <e 8>;
+ interrupt-parent = <700>;
+ dfsrr;
+ };
+
+ i2c at 3100 {
+ device_type = "i2c";
+ compatible = "fsl-i2c";
+ reg = <3100 100>;
+ interrupts = <f 8>;
+ interrupt-parent = <700>;
+ dfsrr;
+ };
+
+ spi at 7000 {
+ device_type = "spi";
+ compatible = "mpc83xx_spi";
+ reg = <7000 1000>;
+ interrupts = <10 8>;
+ interrupt-parent = <700>;
+ mode = <0>;
+ };
+
+ /* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
+ usb at 23000 {
+ device_type = "usb";
+ compatible = "fsl-usb2-dr";
+ reg = <23000 1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupt-parent = <700>;
+ interrupts = <26 2>;
+ phy_type = "utmi_wide";
+ control_init = <00000280>; // UTMI ext 48 MHz clk
+ };
+
+ mdio at 24520 {
+ device_type = "mdio";
+ compatible = "gianfar";
+ reg = <24520 20>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ linux,phandle = <24520>;
+ ethernet-phy at 1 {
+ linux,phandle = <2452001>;
+ interrupt-parent = <700>;
+ interrupts = <13 2>;
+ reg = <1>;
+ device_type = "ethernet-phy";
+ };
+ ethernet-phy at 4 {
+ linux,phandle = <2452004>;
+ interrupt-parent = <700>;
+ interrupts = <14 2>;
+ reg = <4>;
+ device_type = "ethernet-phy";
+ };
+ };
+
+ ethernet at 24000 {
+ device_type = "network";
+ model = "TSEC";
+ compatible = "gianfar";
+ reg = <24000 1000>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <25 8 24 8 23 8>;
+ interrupt-parent = <700>;
+ phy-handle = <2452001>;
+ };
+
+ ethernet at 25000 {
+ device_type = "network";
+ model = "TSEC";
+ compatible = "gianfar";
+ reg = <25000 1000>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <22 8 21 8 20 8>;
+ interrupt-parent = <700>;
+ phy-handle = <2452004>;
+ };
+
+ serial at 4500 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <4500 100>;
+ clock-frequency = <0>;
+ interrupts = <9 8>;
+ interrupt-parent = <700>;
+ };
+
+ serial at 4600 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <4600 100>;
+ clock-frequency = <0>;
+ interrupts = <a 8>;
+ interrupt-parent = <700>;
+ };
+
+ pci at 8500 {
+ interrupt-map-mask = <f800 0 0 7>;
+ interrupt-map = <
+
+ /* IDSEL 0x0E -mini PCI */
+ 7000 0 0 1 700 12 8
+ 7000 0 0 2 700 12 8
+ 7000 0 0 3 700 12 8
+ 7000 0 0 4 700 12 8
+
+ /* IDSEL 0x0F - PCI slot */
+ 7800 0 0 1 700 11 8
+ 7800 0 0 2 700 12 8
+ 7800 0 0 3 700 11 8
+ 7800 0 0 4 700 12 8>;
+ interrupt-parent = <700>;
+ interrupts = <42 8>;
+ bus-range = <0 0>;
+ ranges = <02000000 0 90000000 90000000 0 10000000
+ 42000000 0 80000000 80000000 0 10000000
+ 01000000 0 00000000 e2000000 0 00100000>;
+ clock-frequency = <3f940aa>;
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = <8500 100>;
+ compatible = "83xx";
+ device_type = "pci";
+ };
+
+ crypto at 30000 {
+ device_type = "crypto";
+ model = "SEC2";
+ compatible = "talitos";
+ reg = <30000 7000>;
+ interrupts = <b 8>;
+ interrupt-parent = <700>;
+ /* Rev. 2.2 */
+ num-channels = <1>;
+ channel-fifo-len = <18>;
+ exec-units-mask = <0000004c>;
+ descriptor-types-mask = <0122003f>;
+ };
+
+ /* IPIC
+ * interrupts cell = <intr #, sense>
+ * sense values match linux IORESOURCE_IRQ_* defines:
+ * sense == 8: Level, low assertion
+ * sense == 2: Edge, high-to-low change
+ */
+ pic at 700 {
+ linux,phandle = <700>;
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <2>;
+ reg = <700 100>;
+ built-in;
+ device_type = "ipic";
+ };
+ };
+};
diff --git a/arch/powerpc/platforms/83xx/Kconfig b/arch/powerpc/platforms/83xx/Kconfig
index edcd5b8..46883c5 100644
--- a/arch/powerpc/platforms/83xx/Kconfig
+++ b/arch/powerpc/platforms/83xx/Kconfig
@@ -5,6 +5,12 @@ choice
prompt "Machine Type"
default MPC834x_SYS
+config MPC8313_RDB
+ bool "Freescale MPC8313 RDB"
+ select DEFAULT_UIMAGE
+ help
+ This option enables support for the MPC8313 RDB board.
+
config MPC832x_MDS
bool "Freescale MPC832x MDS"
select DEFAULT_UIMAGE
@@ -41,6 +47,12 @@ config MPC8360E_PB
endchoice
+config PPC_MPC831x
+ bool
+ select PPC_UDBG_16550
+ select PPC_INDIRECT_PCI
+ default y if MPC8313_RDB
+
config PPC_MPC832x
bool
select PPC_UDBG_16550
diff --git a/arch/powerpc/platforms/83xx/Makefile b/arch/powerpc/platforms/83xx/Makefile
index f1aa7e2..0b732a7 100644
--- a/arch/powerpc/platforms/83xx/Makefile
+++ b/arch/powerpc/platforms/83xx/Makefile
@@ -3,6 +3,7 @@
#
obj-y := misc.o
obj-$(CONFIG_PCI) += pci.o
+obj-$(CONFIG_MPC8313_RDB) += mpc8313_rdb.o
obj-$(CONFIG_MPC834x_SYS) += mpc834x_sys.o
obj-$(CONFIG_MPC834x_ITX) += mpc834x_itx.o
obj-$(CONFIG_MPC8360E_PB) += mpc8360e_pb.o
diff --git a/arch/powerpc/platforms/83xx/mpc8313_rdb.c b/arch/powerpc/platforms/83xx/mpc8313_rdb.c
new file mode 100644
index 0000000..c3b98c3
--- /dev/null
+++ b/arch/powerpc/platforms/83xx/mpc8313_rdb.c
@@ -0,0 +1,99 @@
+/*
+ * arch/powerpc/platforms/83xx/mpc8313_rdb.c
+ *
+ * Description: MPC8313x RDB board specific routines.
+ * This file is based on mpc834x_sys.c
+ * Author: Lo Wlison <r43300 at freescale.com>
+ *
+ * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/pci.h>
+
+#include <asm/time.h>
+#include <asm/ipic.h>
+#include <asm/udbg.h>
+
+#include "mpc83xx.h"
+
+#undef DEBUG
+#ifdef DEBUG
+#define DBG(fmt...) udbg_printf(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+#ifndef CONFIG_PCI
+unsigned long isa_io_base = 0;
+unsigned long isa_mem_base = 0;
+#endif
+
+/* ************************************************************************
+ *
+ * Setup the architecture
+ *
+ */
+static void __init mpc8313_rdb_setup_arch(void)
+{
+ struct device_node *np;
+
+ if (ppc_md.progress)
+ ppc_md.progress("mpc8313_rdb_setup_arch()", 0);
+
+#ifdef CONFIG_PCI
+ for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
+ add_bridge(np);
+
+ ppc_md.pci_exclude_device = mpc83xx_exclude_device;
+#endif
+}
+
+void __init mpc8313_rdb_init_IRQ(void)
+{
+ struct device_node *np;
+
+ np = of_find_node_by_type(NULL, "ipic");
+ if (!np)
+ return;
+
+ ipic_init(np, 0);
+
+ /* Initialize the default interrupt mapping priorities,
+ * in case the boot rom changed something on us.
+ */
+ ipic_set_default_priority();
+}
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init mpc8313_rdb_probe(void)
+{
+ char *model = of_get_flat_dt_prop(of_get_flat_dt_root(),
+ "model", NULL);
+ if (model == NULL)
+ return 0;
+ if (strcmp(model, "MPC8313ERDB"))
+ return 0;
+
+ DBG("MPC8313 RDB found\n");
+
+ return 1;
+}
+
+define_machine(mpc8313_rdb) {
+ .name = "MPC8313 RDB",
+ .probe = mpc8313_rdb_probe,
+ .setup_arch = mpc8313_rdb_setup_arch,
+ .init_IRQ = mpc8313_rdb_init_IRQ,
+ .get_irq = ipic_get_irq,
+ .restart = mpc83xx_restart,
+ .time_init = mpc83xx_time_init,
+ .calibrate_decr = generic_calibrate_decr,
+ .progress = udbg_progress,
+};
--
1.4.4
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