dtbImage.adder875-redboot
# Board ports in arch/powerpc/platform/52xx/Kconfig
-image-$(CONFIG_PPC_LITE5200) += cuImage.lite5200 cuImage.lite5200b
+image-$(CONFIG_PPC_LITE5200) += cuImage.lite5200 lite5200.dtb
+image-$(CONFIG_PPC_LITE5200) += cuImage.lite5200b lite5200b.dtb
+image-$(CONFIG_PPC_MEDIA5200) += cuImage.media5200 media5200.dtb
# Board ports in arch/powerpc/platform/82xx/Kconfig
image-$(CONFIG_MPC8272_ADS) += cuImage.mpc8272ads
--- /dev/null
+/*
+ * Freescale Media5200 board Device Tree Source
+ *
+ * Copyright 2009 Secret Lab Technologies Ltd.
+ * Grant Likely <grant.likely@secretlab.ca>
+ * Steven Cavanagh <scavanagh@secretlab.ca>
+ *
+ * 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.
+ */
+
+/dts-v1/;
+
+/ {
+ model = "fsl,media5200";
+ compatible = "fsl,media5200";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ interrupt-parent = <&mpc5200_pic>;
+
+ aliases {
+ console = &console;
+ ethernet0 = ð0;
+ };
+
+ chosen {
+ linux,stdout-path = &console;
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ PowerPC,5200@0 {
+ device_type = "cpu";
+ reg = <0>;
+ d-cache-line-size = <32>;
+ i-cache-line-size = <32>;
+ d-cache-size = <0x4000>; // L1, 16K
+ i-cache-size = <0x4000>; // L1, 16K
+ timebase-frequency = <33000000>; // 33 MHz, these were configured by U-Boot
+ bus-frequency = <132000000>; // 132 MHz
+ clock-frequency = <396000000>; // 396 MHz
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x08000000>; // 128MB RAM
+ };
+
+ soc@f0000000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "fsl,mpc5200b-immr";
+ ranges = <0 0xf0000000 0x0000c000>;
+ reg = <0xf0000000 0x00000100>;
+ bus-frequency = <132000000>;// 132 MHz
+ system-frequency = <0>; // from bootloader
+
+ cdm@200 {
+ compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm";
+ reg = <0x200 0x38>;
+ };
+
+ mpc5200_pic: interrupt-controller@500 {
+ // 5200 interrupts are encoded into two levels;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic";
+ reg = <0x500 0x80>;
+ };
+
+ timer@600 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x600 0x10>;
+ interrupts = <1 9 0>;
+ fsl,has-wdt;
+ };
+
+ timer@610 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x610 0x10>;
+ interrupts = <1 10 0>;
+ };
+
+ timer@620 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x620 0x10>;
+ interrupts = <1 11 0>;
+ };
+
+ timer@630 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x630 0x10>;
+ interrupts = <1 12 0>;
+ };
+
+ timer@640 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x640 0x10>;
+ interrupts = <1 13 0>;
+ };
+
+ timer@650 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x650 0x10>;
+ interrupts = <1 14 0>;
+ };
+
+ timer@660 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x660 0x10>;
+ interrupts = <1 15 0>;
+ };
+
+ timer@670 { // General Purpose Timer
+ compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+ reg = <0x670 0x10>;
+ interrupts = <1 16 0>;
+ };
+
+ rtc@800 { // Real time clock
+ compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc";
+ reg = <0x800 0x100>;
+ interrupts = <1 5 0 1 6 0>;
+ };
+
+ can@900 {
+ compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan";
+ interrupts = <2 17 0>;
+ reg = <0x900 0x80>;
+ };
+
+ can@980 {
+ compatible = "fsl,mpc5200b-mscan","fsl,mpc5200-mscan";
+ interrupts = <2 18 0>;
+ reg = <0x980 0x80>;
+ };
+
+ gpio_simple: gpio@b00 {
+ compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio";
+ reg = <0xb00 0x40>;
+ interrupts = <1 7 0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio_wkup: gpio@c00 {
+ compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup";
+ reg = <0xc00 0x40>;
+ interrupts = <1 8 0 0 3 0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ spi@f00 {
+ compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi";
+ reg = <0xf00 0x20>;
+ interrupts = <2 13 0 2 14 0>;
+ };
+
+ usb@1000 {
+ compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be";
+ reg = <0x1000 0x100>;
+ interrupts = <2 6 0>;
+ };
+
+ dma-controller@1200 {
+ compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm";
+ reg = <0x1200 0x80>;
+ interrupts = <3 0 0 3 1 0 3 2 0 3 3 0
+ 3 4 0 3 5 0 3 6 0 3 7 0
+ 3 8 0 3 9 0 3 10 0 3 11 0
+ 3 12 0 3 13 0 3 14 0 3 15 0>;
+ };
+
+ xlb@1f00 {
+ compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb";
+ reg = <0x1f00 0x100>;
+ };
+
+ // PSC6 in uart mode
+ console: serial@2c00 { // PSC6
+ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+ cell-index = <5>;
+ port-number = <0>; // Logical port assignment
+ reg = <0x2c00 0x100>;
+ interrupts = <2 4 0>;
+ };
+
+ eth0: ethernet@3000 {
+ compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec";
+ reg = <0x3000 0x400>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <2 5 0>;
+ phy-handle = <&phy0>;
+ };
+
+ mdio@3000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio";
+ reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts
+ interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co.
+
+ phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+ };
+
+ ata@3a00 {
+ compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata";
+ reg = <0x3a00 0x100>;
+ interrupts = <2 7 0>;
+ };
+
+ i2c@3d00 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
+ reg = <0x3d00 0x40>;
+ interrupts = <2 15 0>;
+ fsl5200-clocking;
+ };
+
+ i2c@3d40 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
+ reg = <0x3d40 0x40>;
+ interrupts = <2 16 0>;
+ fsl5200-clocking;
+ };
+
+ sram@8000 {
+ compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram";
+ reg = <0x8000 0x4000>;
+ };
+ };
+
+ pci@f0000d00 {
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ device_type = "pci";
+ compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci";
+ reg = <0xf0000d00 0x100>;
+ interrupt-map-mask = <0xf800 0 0 7>;
+ interrupt-map = <0xc000 0 0 1 &media5200_fpga 0 2 // 1st slot
+ 0xc000 0 0 2 &media5200_fpga 0 3
+ 0xc000 0 0 3 &media5200_fpga 0 4
+ 0xc000 0 0 4 &media5200_fpga 0 5
+
+ 0xc800 0 0 1 &media5200_fpga 0 3 // 2nd slot
+ 0xc800 0 0 2 &media5200_fpga 0 4
+ 0xc800 0 0 3 &media5200_fpga 0 5
+ 0xc800 0 0 4 &media5200_fpga 0 2
+
+ 0xd000 0 0 1 &media5200_fpga 0 4 // miniPCI
+ 0xd000 0 0 2 &media5200_fpga 0 5
+
+ 0xe000 0 0 1 &media5200_fpga 0 5 // CoralIP
+ >;
+ clock-frequency = <0>; // From boot loader
+ interrupts = <2 8 0 2 9 0 2 10 0>;
+ interrupt-parent = <&mpc5200_pic>;
+ bus-range = <0 0>;
+ ranges = <0x42000000 0 0x80000000 0x80000000 0 0x20000000
+ 0x02000000 0 0xa0000000 0xa0000000 0 0x10000000
+ 0x01000000 0 0x00000000 0xb0000000 0 0x01000000>;
+ };
+
+ localbus {
+ compatible = "fsl,mpc5200b-lpb","simple-bus";
+ #address-cells = <2>;
+ #size-cells = <1>;
+
+ ranges = < 0 0 0xfc000000 0x02000000
+ 1 0 0xfe000000 0x02000000
+ 2 0 0xf0010000 0x00010000
+ 3 0 0xf0020000 0x00010000 >;
+
+ flash@0,0 {
+ compatible = "amd,am29lv28ml", "cfi-flash";
+ reg = <0 0x0 0x2000000>; // 32 MB
+ bank-width = <4>; // Width in bytes of the flash bank
+ device-width = <2>; // Two devices on each bank
+ };
+
+ flash@1,0 {
+ compatible = "amd,am29lv28ml", "cfi-flash";
+ reg = <1 0 0x2000000>; // 32 MB
+ bank-width = <4>; // Width in bytes of the flash bank
+ device-width = <2>; // Two devices on each bank
+ };
+
+ media5200_fpga: fpga@2,0 {
+ compatible = "fsl,media5200-fpga";
+ interrupt-controller;
+ #interrupt-cells = <2>; // 0:bank 1:id; no type field
+ reg = <2 0 0x10000>;
+
+ interrupt-parent = <&mpc5200_pic>;
+ interrupts = <0 0 3 // IRQ bank 0
+ 1 1 3>; // IRQ bank 1
+ };
+
+ uart@3,0 {
+ compatible = "ti,tl16c752bpt";
+ reg = <3 0 0x10000>;
+ interrupt-parent = <&media5200_fpga>;
+ interrupts = <0 0 0 1>; // 2 irqs
+ };
+ };
+};
depends on PPC_MPC52xx
select DEFAULT_UIMAGE
+config PPC_MEDIA5200
+ bool "Freescale Media5200 Eval Board"
+ depends on PPC_MPC52xx
+ select DEFAULT_UIMAGE
+
config PPC_MPC5200_BUGFIX
bool "MPC5200 (L25R) bugfix support"
depends on PPC_MPC52xx
obj-$(CONFIG_PPC_MPC5200_SIMPLE) += mpc5200_simple.o
obj-$(CONFIG_PPC_EFIKA) += efika.o
obj-$(CONFIG_PPC_LITE5200) += lite5200.o
+obj-$(CONFIG_PPC_MEDIA5200) += media5200.o
obj-$(CONFIG_PM) += mpc52xx_sleep.o mpc52xx_pm.o
ifeq ($(CONFIG_PPC_LITE5200),y)
--- /dev/null
+/*
+ * Support for 'media5200-platform' compatible boards.
+ *
+ * Copyright (C) 2008 Secret Lab Technologies Ltd.
+ *
+ * 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.
+ *
+ * Description:
+ * This code implements support for the Freescape Media5200 platform
+ * (built around the MPC5200 SoC).
+ *
+ * Notable characteristic of the Media5200 is the presence of an FPGA
+ * that has all external IRQ lines routed through it. This file implements
+ * a cascaded interrupt controller driver which attaches itself to the
+ * Virtual IRQ subsystem after the primary mpc5200 interrupt controller
+ * is initialized.
+ *
+ */
+
+#undef DEBUG
+
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <asm/time.h>
+#include <asm/prom.h>
+#include <asm/machdep.h>
+#include <asm/mpc52xx.h>
+
+static struct of_device_id mpc5200_gpio_ids[] __initdata = {
+ { .compatible = "fsl,mpc5200-gpio", },
+ { .compatible = "mpc5200-gpio", },
+ {}
+};
+
+/* FPGA register set */
+#define MEDIA5200_IRQ_ENABLE (0x40c)
+#define MEDIA5200_IRQ_STATUS (0x410)
+#define MEDIA5200_NUM_IRQS (6)
+#define MEDIA5200_IRQ_SHIFT (32 - MEDIA5200_NUM_IRQS)
+
+struct media5200_irq {
+ void __iomem *regs;
+ spinlock_t lock;
+ struct irq_host *irqhost;
+};
+struct media5200_irq media5200_irq;
+
+static void media5200_irq_unmask(unsigned int virq)
+{
+ unsigned long flags;
+ u32 val;
+
+ spin_lock_irqsave(&media5200_irq.lock, flags);
+ val = in_be32(media5200_irq.regs + MEDIA5200_IRQ_ENABLE);
+ val |= 1 << (MEDIA5200_IRQ_SHIFT + irq_map[virq].hwirq);
+ out_be32(media5200_irq.regs + MEDIA5200_IRQ_ENABLE, val);
+ spin_unlock_irqrestore(&media5200_irq.lock, flags);
+}
+
+static void media5200_irq_mask(unsigned int virq)
+{
+ unsigned long flags;
+ u32 val;
+
+ spin_lock_irqsave(&media5200_irq.lock, flags);
+ val = in_be32(media5200_irq.regs + MEDIA5200_IRQ_ENABLE);
+ val &= ~(1 << (MEDIA5200_IRQ_SHIFT + irq_map[virq].hwirq));
+ out_be32(media5200_irq.regs + MEDIA5200_IRQ_ENABLE, val);
+ spin_unlock_irqrestore(&media5200_irq.lock, flags);
+}
+
+static struct irq_chip media5200_irq_chip = {
+ .typename = "Media5200 FPGA",
+ .unmask = media5200_irq_unmask,
+ .mask = media5200_irq_mask,
+ .mask_ack = media5200_irq_mask,
+};
+
+void media5200_irq_cascade(unsigned int virq, struct irq_desc *desc)
+{
+ int sub_virq, val;
+ u32 status, enable;
+
+ /* Mask off the cascaded IRQ */
+ spin_lock(&desc->lock);
+ desc->chip->mask(virq);
+ spin_unlock(&desc->lock);
+
+ /* Ask the FPGA for IRQ status. If 'val' is 0, then no irqs
+ * are pending. 'ffs()' is 1 based */
+ status = in_be32(media5200_irq.regs + MEDIA5200_IRQ_ENABLE);
+ enable = in_be32(media5200_irq.regs + MEDIA5200_IRQ_STATUS);
+ val = ffs((status & enable) >> MEDIA5200_IRQ_SHIFT);
+ if (val) {
+ sub_virq = irq_linear_revmap(media5200_irq.irqhost, val - 1);
+ /* pr_debug("%s: virq=%i s=%.8x e=%.8x hwirq=%i subvirq=%i\n",
+ * __func__, virq, status, enable, val - 1, sub_virq);
+ */
+ generic_handle_irq(sub_virq);
+ }
+
+ /* Processing done; can reenable the cascade now */
+ spin_lock(&desc->lock);
+ desc->chip->ack(virq);
+ if (!(desc->status & IRQ_DISABLED))
+ desc->chip->unmask(virq);
+ spin_unlock(&desc->lock);
+}
+
+static int media5200_irq_map(struct irq_host *h, unsigned int virq,
+ irq_hw_number_t hw)
+{
+ struct irq_desc *desc = get_irq_desc(virq);
+
+ pr_debug("%s: h=%p, virq=%i, hwirq=%i\n", __func__, h, virq, (int)hw);
+ set_irq_chip_data(virq, &media5200_irq);
+ set_irq_chip_and_handler(virq, &media5200_irq_chip, handle_level_irq);
+ set_irq_type(virq, IRQ_TYPE_LEVEL_LOW);
+ desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
+ desc->status |= IRQ_TYPE_LEVEL_LOW | IRQ_LEVEL;
+
+ return 0;
+}
+
+static int media5200_irq_xlate(struct irq_host *h, struct device_node *ct,
+ u32 *intspec, unsigned int intsize,
+ irq_hw_number_t *out_hwirq,
+ unsigned int *out_flags)
+{
+ if (intsize != 2)
+ return -1;
+
+ pr_debug("%s: bank=%i, number=%i\n", __func__, intspec[0], intspec[1]);
+ *out_hwirq = intspec[1];
+ *out_flags = IRQ_TYPE_NONE;
+ return 0;
+}
+
+static struct irq_host_ops media5200_irq_ops = {
+ .map = media5200_irq_map,
+ .xlate = media5200_irq_xlate,
+};
+
+/*
+ * Setup Media5200 IRQ mapping
+ */
+static void __init media5200_init_irq(void)
+{
+ struct device_node *fpga_np;
+ int cascade_virq;
+
+ /* First setup the regular MPC5200 interrupt controller */
+ mpc52xx_init_irq();
+
+ /* Now find the FPGA IRQ */
+ fpga_np = of_find_compatible_node(NULL, NULL, "fsl,media5200-fpga");
+ if (!fpga_np)
+ goto out;
+ pr_debug("%s: found fpga node: %s\n", __func__, fpga_np->full_name);
+
+ media5200_irq.regs = of_iomap(fpga_np, 0);
+ if (!media5200_irq.regs)
+ goto out;
+ pr_debug("%s: mapped to %p\n", __func__, media5200_irq.regs);
+
+ cascade_virq = irq_of_parse_and_map(fpga_np, 0);
+ if (!cascade_virq)
+ goto out;
+ pr_debug("%s: cascaded on virq=%i\n", __func__, cascade_virq);
+
+ /* Disable all FPGA IRQs */
+ out_be32(media5200_irq.regs + MEDIA5200_IRQ_ENABLE, 0);
+
+ spin_lock_init(&media5200_irq.lock);
+
+ media5200_irq.irqhost = irq_alloc_host(fpga_np, IRQ_HOST_MAP_LINEAR,
+ MEDIA5200_NUM_IRQS,
+ &media5200_irq_ops, -1);
+ if (!media5200_irq.irqhost)
+ goto out;
+ pr_debug("%s: allocated irqhost\n", __func__);
+
+ media5200_irq.irqhost->host_data = &media5200_irq;
+
+ set_irq_data(cascade_virq, &media5200_irq);
+ set_irq_chained_handler(cascade_virq, media5200_irq_cascade);
+
+ return;
+
+ out:
+ pr_err("Could not find Media5200 FPGA; PCI interrupts will not work\n");
+}
+
+/*
+ * Setup the architecture
+ */
+static void __init media5200_setup_arch(void)
+{
+
+ struct device_node *np;
+ struct mpc52xx_gpio __iomem *gpio;
+ u32 port_config;
+
+ if (ppc_md.progress)
+ ppc_md.progress("media5200_setup_arch()", 0);
+
+ /* Map important registers from the internal memory map */
+ mpc52xx_map_common_devices();
+
+ /* Some mpc5200 & mpc5200b related configuration */
+ mpc5200_setup_xlb_arbiter();
+
+ mpc52xx_setup_pci();
+
+ np = of_find_matching_node(NULL, mpc5200_gpio_ids);
+ gpio = of_iomap(np, 0);
+ of_node_put(np);
+ if (!gpio) {
+ printk(KERN_ERR "%s() failed. expect abnormal behavior\n",
+ __func__);
+ return;
+ }
+
+ /* Set port config */
+ port_config = in_be32(&gpio->port_config);
+
+ port_config &= ~0x03000000; /* ATA CS is on csb_4/5 */
+ port_config |= 0x01000000;
+
+ out_be32(&gpio->port_config, port_config);
+
+ /* Unmap zone */
+ iounmap(gpio);
+
+}
+
+/* list of the supported boards */
+static char *board[] __initdata = {
+ "fsl,media5200",
+ NULL
+};
+
+/*
+ * Called very early, MMU is off, device-tree isn't unflattened
+ */
+static int __init media5200_probe(void)
+{
+ unsigned long node = of_get_flat_dt_root();
+ int i = 0;
+
+ while (board[i]) {
+ if (of_flat_dt_is_compatible(node, board[i]))
+ break;
+ i++;
+ }
+
+ return (board[i] != NULL);
+}
+
+define_machine(media5200_platform) {
+ .name = "media5200-platform",
+ .probe = media5200_probe,
+ .setup_arch = media5200_setup_arch,
+ .init = mpc52xx_declare_of_platform_devices,
+ .init_IRQ = media5200_init_irq,
+ .get_irq = mpc52xx_get_irq,
+ .restart = mpc52xx_restart,
+ .calibrate_decr = generic_calibrate_decr,
+};
projects / openwrt / staging / blogic.git / commitdiff