[PATCH 1/2] Added support for the MPC8568E MDS board
Andy Fleming
afleming at freescale.com
Fri Feb 9 10:19:55 EST 2007
Signed-off-by: Andy Fleming <afleming at freescale.com>
---
arch/powerpc/boot/dts/mpc8568mds.dts | 378 +++++++++++++++++++++++++++++
arch/powerpc/platforms/85xx/Kconfig | 13 +
arch/powerpc/platforms/85xx/Makefile | 1 +
arch/powerpc/platforms/85xx/mpc8568_mds.c | 259 ++++++++++++++++++++
4 files changed, 651 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/boot/dts/mpc8568mds.dts b/arch/powerpc/boot/dts/mpc8568mds.dts
new file mode 100644
index 0000000..4a67a94
--- /dev/null
+++ b/arch/powerpc/boot/dts/mpc8568mds.dts
@@ -0,0 +1,378 @@
+/*
+ * MPC8568E MDS Device Tree Source
+ *
+ * Copyright 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.
+ */
+
+
+/*
+/memreserve/ 00000000 1000000;
+*/
+
+/ {
+ model = "MPC8568EMDS";
+ compatible = "MPC85xx";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ linux,phandle = <100>;
+
+ cpus {
+ #cpus = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ linux,phandle = <200>;
+
+ PowerPC,8568 at 0 {
+ device_type = "cpu";
+ reg = <0>;
+ d-cache-line-size = <20>; // 32 bytes
+ i-cache-line-size = <20>; // 32 bytes
+ d-cache-size = <8000>; // L1, 32K
+ i-cache-size = <8000>; // L1, 32K
+ timebase-frequency = <0>;
+ bus-frequency = <0>;
+ clock-frequency = <0>;
+ 32-bit;
+ linux,phandle = <201>;
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ linux,phandle = <300>;
+ reg = <00000000 10000000>;
+ };
+
+ bcsr at f8000000 {
+ device_type = "board-control";
+ reg = <f8000000 8000>;
+ };
+
+ soc8568 at e0000000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ #interrupt-cells = <2>;
+ device_type = "soc";
+ ranges = <0 e0000000 00100000>;
+ reg = <e0000000 00100000>;
+ bus-frequency = <0>;
+
+ i2c at 3000 {
+ device_type = "i2c";
+ compatible = "fsl-i2c";
+ reg = <3000 100>;
+ interrupts = <1b 2>;
+ interrupt-parent = <40000>;
+ dfsrr;
+ };
+
+ i2c at 3100 {
+ device_type = "i2c";
+ compatible = "fsl-i2c";
+ reg = <3100 100>;
+ interrupts = <1b 2>;
+ interrupt-parent = <40000>;
+ dfsrr;
+ };
+
+ mdio at 24520 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ device_type = "mdio";
+ compatible = "gianfar";
+ reg = <24520 20>;
+ linux,phandle = <24520>;
+ ethernet-phy at 0 {
+ linux,phandle = <2452000>;
+ interrupt-parent = <40000>;
+ interrupts = <31 1>;
+ reg = <0>;
+ device_type = "ethernet-phy";
+ };
+ ethernet-phy at 1 {
+ linux,phandle = <2452001>;
+ interrupt-parent = <40000>;
+ interrupts = <32 1>;
+ reg = <1>;
+ device_type = "ethernet-phy";
+ };
+
+ ethernet-phy at 2 {
+ linux,phandle = <2452002>;
+ interrupt-parent = <40000>;
+ interrupts = <31 1>;
+ reg = <2>;
+ device_type = "ethernet-phy";
+ };
+ ethernet-phy at 3 {
+ linux,phandle = <2452003>;
+ interrupt-parent = <40000>;
+ interrupts = <32 1>;
+ reg = <3>;
+ device_type = "ethernet-phy";
+ };
+ };
+
+ ethernet at 24000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ device_type = "network";
+ model = "eTSEC";
+ compatible = "gianfar";
+ reg = <24000 1000>;
+ mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <d 2 e 2 12 2>;
+ interrupt-parent = <40000>;
+ phy-handle = <2452002>;
+ };
+
+ ethernet at 25000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ device_type = "network";
+ model = "eTSEC";
+ compatible = "gianfar";
+ reg = <25000 1000>;
+ mac-address = [ 00 00 00 00 00 00];
+ interrupts = <13 2 14 2 18 2>;
+ interrupt-parent = <40000>;
+ phy-handle = <2452003>;
+ };
+
+ serial at 4500 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <4500 100>;
+ clock-frequency = <0>;
+ interrupts = <1a 2>;
+ interrupt-parent = <40000>;
+ };
+
+ serial at 4600 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <4600 100>;
+ clock-frequency = <0>;
+ interrupts = <1a 2>;
+ interrupt-parent = <40000>;
+ };
+
+ crypto at 30000 {
+ device_type = "crypto";
+ model = "SEC2";
+ compatible = "talitos";
+ reg = <30000 f000>;
+ interrupts = <1d 2>;
+ interrupt-parent = <40000>;
+ num-channels = <4>;
+ channel-fifo-len = <18>;
+ exec-units-mask = <000000fe>;
+ descriptor-types-mask = <012b0ebf>;
+ };
+
+ pic at 40000 {
+ linux,phandle = <40000>;
+ clock-frequency = <0>;
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <2>;
+ reg = <40000 40000>;
+ built-in;
+ compatible = "chrp,open-pic";
+ device_type = "open-pic";
+ big-endian;
+ };
+ par_io at e0100 {
+ reg = <e0100 100>;
+ device_type = "par_io";
+ num-ports = <7>;
+
+ ucc_pin at 01 {
+ linux,phandle = <e010001>;
+ pio-map = <
+ /* port pin dir open_drain assignment has_irq */
+ 4 0a 1 0 2 0 /* TxD0 */
+ 4 09 1 0 2 0 /* TxD1 */
+ 4 08 1 0 2 0 /* TxD2 */
+ 4 07 1 0 2 0 /* TxD3 */
+ 4 17 1 0 2 0 /* TxD4 */
+ 4 16 1 0 2 0 /* TxD5 */
+ 4 15 1 0 2 0 /* TxD6 */
+ 4 14 1 0 2 0 /* TxD7 */
+ 4 0f 2 0 2 0 /* RxD0 */
+ 4 0e 2 0 2 0 /* RxD1 */
+ 4 0d 2 0 2 0 /* RxD2 */
+ 4 0c 2 0 2 0 /* RxD3 */
+ 4 1d 2 0 2 0 /* RxD4 */
+ 4 1c 2 0 2 0 /* RxD5 */
+ 4 1b 2 0 2 0 /* RxD6 */
+ 4 1a 2 0 2 0 /* RxD7 */
+ 4 0b 1 0 2 0 /* TX_EN */
+ 4 18 1 0 2 0 /* TX_ER */
+ 4 0f 2 0 2 0 /* RX_DV */
+ 4 1e 2 0 2 0 /* RX_ER */
+ 4 11 2 0 2 0 /* RX_CLK */
+ 4 13 1 0 2 0 /* GTX_CLK */
+ 1 1f 2 0 3 0>; /* GTX125 */
+ };
+ ucc_pin at 02 {
+ linux,phandle = <e010002>;
+ pio-map = <
+ /* port pin dir open_drain assignment has_irq */
+ 5 0a 1 0 2 0 /* TxD0 */
+ 5 09 1 0 2 0 /* TxD1 */
+ 5 08 1 0 2 0 /* TxD2 */
+ 5 07 1 0 2 0 /* TxD3 */
+ 5 17 1 0 2 0 /* TxD4 */
+ 5 16 1 0 2 0 /* TxD5 */
+ 5 15 1 0 2 0 /* TxD6 */
+ 5 14 1 0 2 0 /* TxD7 */
+ 5 0f 2 0 2 0 /* RxD0 */
+ 5 0e 2 0 2 0 /* RxD1 */
+ 5 0d 2 0 2 0 /* RxD2 */
+ 5 0c 2 0 2 0 /* RxD3 */
+ 5 1d 2 0 2 0 /* RxD4 */
+ 5 1c 2 0 2 0 /* RxD5 */
+ 5 1b 2 0 2 0 /* RxD6 */
+ 5 1a 2 0 2 0 /* RxD7 */
+ 5 0b 1 0 2 0 /* TX_EN */
+ 5 18 1 0 2 0 /* TX_ER */
+ 5 10 2 0 2 0 /* RX_DV */
+ 5 1e 2 0 2 0 /* RX_ER */
+ 5 11 2 0 2 0 /* RX_CLK */
+ 5 13 1 0 2 0 /* GTX_CLK */
+ 1 1f 2 0 3 0 /* GTX125 */
+ 4 06 3 0 2 0 /* MDIO */
+ 4 05 1 0 2 0>; /* MDC */
+ };
+ };
+ };
+
+ qe at e0080000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ device_type = "qe";
+ model = "QE";
+ ranges = <0 e0080000 00040000>;
+ reg = <e0080000 480>;
+ brg-frequency = <0>;
+ bus-frequency = <179A7B00>;
+
+ muram at 10000 {
+ device_type = "muram";
+ ranges = <0 00010000 0000c000>;
+
+ data-only at 0{
+ reg = <0 c000>;
+ };
+ };
+
+ spi at 4c0 {
+ device_type = "spi";
+ compatible = "fsl_spi";
+ reg = <4c0 40>;
+ interrupts = <2>;
+ interrupt-parent = <80>;
+ mode = "cpu";
+ };
+
+ spi at 500 {
+ device_type = "spi";
+ compatible = "fsl_spi";
+ reg = <500 40>;
+ interrupts = <1>;
+ interrupt-parent = <80>;
+ mode = "cpu";
+ };
+
+ ucc at 2000 {
+ device_type = "network";
+ compatible = "ucc_geth";
+ model = "UCC";
+ device-id = <1>;
+ reg = <2000 200>;
+ interrupts = <20>;
+ interrupt-parent = <80>;
+ mac-address = [ 00 04 9f 00 23 23 ];
+ rx-clock = <0>;
+ tx-clock = <19>;
+ phy-handle = <212000>;
+ pio-handle = <e010001>;
+ };
+
+ ucc at 3000 {
+ device_type = "network";
+ compatible = "ucc_geth";
+ model = "UCC";
+ device-id = <2>;
+ reg = <3000 200>;
+ interrupts = <21>;
+ interrupt-parent = <80>;
+ mac-address = [ 00 11 22 33 44 55 ];
+ rx-clock = <0>;
+ tx-clock = <14>;
+ phy-handle = <212001>;
+ pio-handle = <e010002>;
+ };
+
+ mdio at 2120 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2120 18>;
+ device_type = "mdio";
+ compatible = "ucc_geth_phy";
+
+ /* These are the same PHYs as on
+ * gianfar's MDIO bus */
+ ethernet-phy at 00 {
+ linux,phandle = <212000>;
+ interrupt-parent = <40000>;
+ interrupts = <31 1>;
+ reg = <0>;
+ device_type = "ethernet-phy";
+ interface = <6>; //ENET_1000_GMII
+ };
+ ethernet-phy at 01 {
+ linux,phandle = <212001>;
+ interrupt-parent = <40000>;
+ interrupts = <32 1>;
+ reg = <1>;
+ device_type = "ethernet-phy";
+ interface = <6>;
+ };
+ ethernet-phy at 02 {
+ linux,phandle = <212002>;
+ interrupt-parent = <40000>;
+ interrupts = <31 1>;
+ reg = <2>;
+ device_type = "ethernet-phy";
+ };
+ ethernet-phy at 03 {
+ linux,phandle = <212003>;
+ interrupt-parent = <40000>;
+ interrupts = <32 1>;
+ reg = <3>;
+ device_type = "ethernet-phy";
+ };
+ };
+
+ qeic at 80 {
+ linux,phandle = <80>;
+ interrupt-controller;
+ device_type = "qeic";
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ reg = <80 80>;
+ built-in;
+ big-endian;
+ interrupts = <1e 2 1e 2>; //high:30 low:30
+ interrupt-parent = <40000>;
+ };
+
+ };
+};
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index ac2de08..ba1e6b2 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -24,6 +24,13 @@ config MPC85xx_CDS
help
This option enables support for the MPC85xx CDS board
+config MPC8568_MDS
+ bool "Freescale MPC8568 MDS"
+ select DEFAULT_UIMAGE
+# select QUICC_ENGINE
+ help
+ This option enables support for the MPC8568 MDS board
+
endchoice
config MPC8540
@@ -37,6 +44,12 @@ config MPC8560
select PPC_INDIRECT_PCI
default y if MPC8560_ADS
+config MPC85xx
+ bool
+ select PPC_UDBG_16550
+ select PPC_INDIRECT_PCI
+ default y if MPC8540_ADS || MPC85xx_CDS || MPC8560_ADS || MPC8568_MDS
+
config PPC_INDIRECT_PCI_BE
bool
depends on PPC_85xx
diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile
index 282f5d0..e40e521 100644
--- a/arch/powerpc/platforms/85xx/Makefile
+++ b/arch/powerpc/platforms/85xx/Makefile
@@ -5,3 +5,4 @@ obj-$(CONFIG_PPC_85xx) += misc.o pci.o
obj-$(CONFIG_MPC8540_ADS) += mpc85xx_ads.o
obj-$(CONFIG_MPC8560_ADS) += mpc85xx_ads.o
obj-$(CONFIG_MPC85xx_CDS) += mpc85xx_cds.o
+obj-$(CONFIG_MPC8568_MDS) += mpc8568_mds.o
diff --git a/arch/powerpc/platforms/85xx/mpc8568_mds.c b/arch/powerpc/platforms/85xx/mpc8568_mds.c
new file mode 100644
index 0000000..02f29ab
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/mpc8568_mds.c
@@ -0,0 +1,259 @@
+/*
+ * Copyright (C) Freescale Semicondutor, Inc. 2006-2007. All rights reserved.
+ *
+ * Author: Andy Fleming <afleming at freescale.com>
+ *
+ * Based on 83xx/mpc8360e_pb.c by:
+ * Li Yang <LeoLi at freescale.com>
+ * Yin Olivia <Hong-hua.Yin at freescale.com>
+ *
+ * Description:
+ * MPC8568E MDS PB board specific routines.
+ *
+ * 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/stddef.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/reboot.h>
+#include <linux/pci.h>
+#include <linux/kdev_t.h>
+#include <linux/major.h>
+#include <linux/console.h>
+#include <linux/delay.h>
+#include <linux/seq_file.h>
+#include <linux/root_dev.h>
+#include <linux/initrd.h>
+#include <linux/module.h>
+#include <linux/fsl_devices.h>
+
+#include <asm/of_device.h>
+#include <asm/of_platform.h>
+#include <asm/system.h>
+#include <asm/atomic.h>
+#include <asm/time.h>
+#include <asm/io.h>
+#include <asm/machdep.h>
+#include <asm/bootinfo.h>
+#include <asm/pci-bridge.h>
+#include <asm/mpc85xx.h>
+#include <asm/irq.h>
+#include <mm/mmu_decl.h>
+#include <asm/prom.h>
+#include <asm/udbg.h>
+#include <sysdev/fsl_soc.h>
+#include <asm/qe.h>
+#include <asm/qe_ic.h>
+#include <asm/mpic.h>
+
+#include "mpc85xx.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
+
+static u8 *bcsr_regs = NULL;
+
+u8 *get_bcsr(void)
+{
+ return bcsr_regs;
+}
+
+/* ************************************************************************
+ *
+ * Setup the architecture
+ *
+ */
+static void __init mpc8568_mds_setup_arch(void)
+{
+ struct device_node *np;
+
+ if (ppc_md.progress)
+ ppc_md.progress("mpc8568_sys_setup_arch()", 0);
+
+ np = of_find_node_by_type(NULL, "cpu");
+ if (np != NULL) {
+ const unsigned int *fp =
+ get_property(np, "clock-frequency", NULL);
+ if (fp != NULL)
+ loops_per_jiffy = *fp / HZ;
+ else
+ loops_per_jiffy = 50000000 / HZ;
+ of_node_put(np);
+ }
+
+ /* Map BCSR area */
+ np = of_find_node_by_name(NULL, "bcsr");
+ if (np != NULL) {
+ struct resource res;
+
+ of_address_to_resource(np, 0, &res);
+ bcsr_regs = ioremap(res.start, res.end - res.start +1);
+ of_node_put(np);
+ }
+
+#ifdef CONFIG_PCI
+ for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) {
+ add_bridge(np);
+ }
+ of_node_put(np);
+#endif
+
+#ifdef CONFIG_QUICC_ENGINE
+ if ((np = of_find_node_by_name(NULL, "qe")) != NULL) {
+ qe_reset();
+ of_node_put(np);
+ }
+
+ if ((np = of_find_node_by_name(NULL, "par_io")) != NULL) {
+ struct device_node *ucc = NULL;
+
+ par_io_init(np);
+ of_node_put(np);
+
+ for ( ;(ucc = of_find_node_by_name(ucc, "ucc")) != NULL;)
+ par_io_of_config(ucc);
+
+ of_node_put(ucc);
+
+ }
+
+ if (bcsr_regs) {
+ u8 bcsr_phy;
+
+ /* Reset the Ethernet PHY */
+ bcsr_phy = in_be8(&bcsr_regs[9]);
+ bcsr_phy &= ~0x20;
+ out_be8(&bcsr_regs[9], bcsr_phy);
+
+ udelay(1000);
+
+ bcsr_phy = in_be8(&bcsr_regs[9]);
+ bcsr_phy |= 0x20;
+ out_be8(&bcsr_regs[9], bcsr_phy);
+
+ iounmap(bcsr_regs);
+ }
+
+#endif /* CONFIG_QUICC_ENGINE */
+
+#ifdef CONFIG_BLK_DEV_INITRD
+ if (initrd_start)
+ ROOT_DEV = Root_RAM0;
+ else
+#endif
+#ifdef CONFIG_ROOT_NFS
+ ROOT_DEV = Root_NFS;
+#else
+ ROOT_DEV = Root_HDA1;
+#endif
+}
+
+static int __init mpc8568_publish_devices(void)
+{
+ if (!machine_is(mpc8568_mds))
+ return 0;
+
+ /* Publish the QE devices */
+ of_platform_bus_probe(NULL,NULL,NULL);
+
+ return 0;
+}
+device_initcall(mpc8568_publish_devices);
+
+static void __init mpc8568_mds_pic_init(void)
+{
+ struct mpic *mpic;
+ struct resource r;
+ struct device_node *np = NULL;
+
+ np = of_find_node_by_type(NULL, "open-pic");
+ if (!np)
+ return;
+
+ if (of_address_to_resource(np, 0, &r)) {
+ printk(KERN_ERR "Failed to map mpic register space\n");
+ of_node_put(np);
+ return;
+ }
+
+ mpic = mpic_alloc(np, r.start,
+ MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+ 4, 0, " OpenPIC ");
+ BUG_ON(mpic == NULL);
+ of_node_put(np);
+
+ /* Internal Interrupts */
+ mpic_assign_isu(mpic, 0, r.start + 0x10200);
+ mpic_assign_isu(mpic, 1, r.start + 0x10280);
+ mpic_assign_isu(mpic, 2, r.start + 0x10300);
+ mpic_assign_isu(mpic, 3, r.start + 0x10380);
+ mpic_assign_isu(mpic, 4, r.start + 0x10400);
+ mpic_assign_isu(mpic, 5, r.start + 0x10480);
+ mpic_assign_isu(mpic, 6, r.start + 0x10500);
+ mpic_assign_isu(mpic, 7, r.start + 0x10580);
+ mpic_assign_isu(mpic, 8, r.start + 0x10600);
+ mpic_assign_isu(mpic, 9, r.start + 0x10680);
+ mpic_assign_isu(mpic, 10, r.start + 0x10700);
+ mpic_assign_isu(mpic, 11, r.start + 0x10780);
+
+ /* External Interrupts */
+ mpic_assign_isu(mpic, 12, r.start + 0x10000);
+ mpic_assign_isu(mpic, 13, r.start + 0x10080);
+ mpic_assign_isu(mpic, 14, r.start + 0x10100);
+
+ mpic_init(mpic);
+
+
+#ifdef CONFIG_QUICC_ENGINE
+ np = of_find_node_by_type(NULL, "qeic");
+ if (!np)
+ return;
+
+ qe_ic_init(np, 0);
+ of_node_put(np);
+#endif /* CONFIG_QUICC_ENGINE */
+}
+
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init mpc8568_mds_probe(void)
+{
+ char *model = of_get_flat_dt_prop(of_get_flat_dt_root(),
+ "model", NULL);
+ if (model == NULL)
+ return 0;
+ if (strcmp(model, "MPC8568EMDS"))
+ return 0;
+
+ DBG("MPC8568EMDS found\n");
+
+ return 1;
+}
+
+
+define_machine(mpc8568_mds) {
+ .name = "MPC8568E MDS",
+ .probe = mpc8568_mds_probe,
+ .setup_arch = mpc8568_mds_setup_arch,
+ .init_IRQ = mpc8568_mds_pic_init,
+ .get_irq = mpic_get_irq,
+ .restart = mpc85xx_restart,
+ .calibrate_decr = generic_calibrate_decr,
+ .progress = udbg_progress,
+};
--
1.4.4
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