diff options
Diffstat (limited to 'arch/powerpc/platforms/85xx')
| -rw-r--r-- | arch/powerpc/platforms/85xx/Kconfig | 45 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/Makefile | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc8544_ds.c | 144 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx_ads.c | 16 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx_cds.c | 17 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc85xx_mds.c (renamed from arch/powerpc/platforms/85xx/mpc8568_mds.c) | 48 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/pci.c | 2 |
7 files changed, 189 insertions, 86 deletions
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig index 0efdd2f1babe..629926e01e90 100644 --- a/arch/powerpc/platforms/85xx/Kconfig +++ b/arch/powerpc/platforms/85xx/Kconfig @@ -1,8 +1,6 @@ -menu "Platform support" - depends on PPC_85xx - choice prompt "Machine Type" + depends on PPC_85xx default MPC8540_ADS config MPC8540_ADS @@ -23,12 +21,18 @@ config MPC85xx_CDS help This option enables support for the MPC85xx CDS board -config MPC8568_MDS - bool "Freescale MPC8568 MDS" +config MPC85xx_MDS + bool "Freescale MPC85xx MDS" select DEFAULT_UIMAGE # select QUICC_ENGINE help - This option enables support for the MPC8568 MDS board + This option enables support for the MPC85xx MDS board + +config MPC8544_DS + bool "Freescale MPC8544 DS" + select DEFAULT_UIMAGE + help + This option enables support for the MPC8544 DS board endchoice @@ -40,32 +44,15 @@ config MPC8540 config MPC8560 bool - select PPC_INDIRECT_PCI + select CPM2 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 - default y - -config MPIC - bool - default y - -config CPM2 - bool - depends on MPC8560 - default y - help - The CPM2 (Communications Processor Module) is a coprocessor on - embedded CPUs made by Motorola. Selecting this option means that - you wish to build a kernel for a machine with a CPM2 coprocessor - on it. - -endmenu + select PPC_INDIRECT_PCI_BE + select MPIC + select SERIAL_8250_SHARE_IRQ if SERIAL_8250 + default y if MPC8540_ADS || MPC85xx_CDS || MPC8560_ADS \ + || MPC85xx_MDS || MPC8544_DS diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile index e40e521816b8..4e02cbb14cf7 100644 --- a/arch/powerpc/platforms/85xx/Makefile +++ b/arch/powerpc/platforms/85xx/Makefile @@ -5,4 +5,5 @@ 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-$(CONFIG_MPC8568_MDS) += mpc8568_mds.o +obj-$(CONFIG_MPC8544_DS) += mpc8544_ds.o +obj-$(CONFIG_MPC85xx_MDS) += mpc85xx_mds.o diff --git a/arch/powerpc/platforms/85xx/mpc8544_ds.c b/arch/powerpc/platforms/85xx/mpc8544_ds.c new file mode 100644 index 000000000000..2867f85e6325 --- /dev/null +++ b/arch/powerpc/platforms/85xx/mpc8544_ds.c @@ -0,0 +1,144 @@ +/* + * MPC8544 DS Board Setup + * + * Author Xianghua Xiao (x.xiao@freescale.com) + * 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. + */ + +#include <linux/stddef.h> +#include <linux/kernel.h> +#include <linux/kdev_t.h> +#include <linux/delay.h> +#include <linux/seq_file.h> + +#include <asm/system.h> +#include <asm/time.h> +#include <asm/machdep.h> +#include <asm/mpc85xx.h> +#include <mm/mmu_decl.h> +#include <asm/prom.h> +#include <asm/udbg.h> +#include <asm/mpic.h> +#include <asm/i8259.h> + +#include <sysdev/fsl_soc.h> +#include "mpc85xx.h" + +#undef DEBUG + +#ifdef DEBUG +#define DBG(fmt, args...) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args) +#else +#define DBG(fmt, args...) +#endif + + +void __init mpc8544_ds_pic_init(void) +{ + struct mpic *mpic; + struct resource r; + struct device_node *np = NULL; +#ifdef CONFIG_PPC_I8259 + struct device_node *cascade_node = NULL; + int cascade_irq; +#endif + + np = of_find_node_by_type(np, "open-pic"); + + if (np == NULL) { + printk(KERN_ERR "Could not find open-pic node\n"); + return; + } + + if (of_address_to_resource(np, 0, &r)) { + printk(KERN_ERR "Failed to map mpic register space\n"); + of_node_put(np); + return; + } + + /* Alloc mpic structure and per isu has 16 INT entries. */ + mpic = mpic_alloc(np, r.start, + MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN, + 16, 64, " OPENPIC "); + BUG_ON(mpic == NULL); + + /* + * 48 Internal Interrupts + */ + mpic_assign_isu(mpic, 0, r.start + 0x10200); + mpic_assign_isu(mpic, 1, r.start + 0x10400); + mpic_assign_isu(mpic, 2, r.start + 0x10600); + + /* + * 16 External interrupts + */ + mpic_assign_isu(mpic, 3, r.start + 0x10000); + + mpic_init(mpic); + +#ifdef CONFIG_PPC_I8259 + /* Initialize the i8259 controller */ + for_each_node_by_type(np, "interrupt-controller") + if (device_is_compatible(np, "chrp,iic")) { + cascade_node = np; + break; + } + + if (cascade_node == NULL) { + printk(KERN_DEBUG "Could not find i8259 PIC\n"); + return; + } + + cascade_irq = irq_of_parse_and_map(cascade_node, 0); + if (cascade_irq == NO_IRQ) { + printk(KERN_ERR "Failed to map cascade interrupt\n"); + return; + } + + DBG("mpc8544ds: cascade mapped to irq %d\n", cascade_irq); + + i8259_init(cascade_node, 0); + of_node_put(cascade_node); + + set_irq_chained_handler(cascade_irq, mpc8544_8259_cascade); +#endif /* CONFIG_PPC_I8259 */ +} + + +/* + * Setup the architecture + */ +static void __init mpc8544_ds_setup_arch(void) +{ + if (ppc_md.progress) + ppc_md.progress("mpc8544_ds_setup_arch()", 0); + + printk("MPC8544 DS board from Freescale Semiconductor\n"); +} + + +/* + * Called very early, device-tree isn't unflattened + */ +static int __init mpc8544_ds_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + + return of_flat_dt_is_compatible(root, "MPC8544DS"); +} + +define_machine(mpc8544_ds) { + .name = "MPC8544 DS", + .probe = mpc8544_ds_probe, + .setup_arch = mpc8544_ds_setup_arch, + .init_IRQ = mpc8544_ds_pic_init, + .get_irq = mpic_get_irq, + .restart = mpc85xx_restart, + .calibrate_decr = generic_calibrate_decr, + .progress = udbg_progress, +}; diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ads.c b/arch/powerpc/platforms/85xx/mpc85xx_ads.c index c56fce57621c..5d27621f0927 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_ads.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_ads.c @@ -17,7 +17,6 @@ #include <linux/kdev_t.h> #include <linux/delay.h> #include <linux/seq_file.h> -#include <linux/root_dev.h> #include <asm/system.h> #include <asm/time.h> @@ -228,7 +227,7 @@ static void __init mpc85xx_ads_setup_arch(void) if (cpu != 0) { const unsigned int *fp; - fp = get_property(cpu, "clock-frequency", NULL); + fp = of_get_property(cpu, "clock-frequency", NULL); if (fp != 0) loops_per_jiffy = *fp / HZ; else @@ -245,12 +244,6 @@ static void __init mpc85xx_ads_setup_arch(void) add_bridge(np); ppc_md.pci_exclude_device = mpc85xx_exclude_device; #endif - -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif } static void mpc85xx_ads_show_cpuinfo(struct seq_file *m) @@ -279,10 +272,9 @@ static void mpc85xx_ads_show_cpuinfo(struct seq_file *m) */ static int __init mpc85xx_ads_probe(void) { - /* We always match for now, eventually we should look at the flat - dev tree to ensure this is the board we are suppose to run on - */ - return 1; + unsigned long root = of_get_flat_dt_root(); + + return of_flat_dt_is_compatible(root, "MPC85xxADS"); } define_machine(mpc85xx_ads) { diff --git a/arch/powerpc/platforms/85xx/mpc85xx_cds.c b/arch/powerpc/platforms/85xx/mpc85xx_cds.c index abc0aca6de40..7e71636f9098 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_cds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.c @@ -22,7 +22,6 @@ #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> @@ -238,7 +237,7 @@ static void __init mpc85xx_cds_setup_arch(void) if (cpu != 0) { const unsigned int *fp; - fp = get_property(cpu, "clock-frequency", NULL); + fp = of_get_property(cpu, "clock-frequency", NULL); if (fp != 0) loops_per_jiffy = *fp / HZ; else @@ -263,12 +262,6 @@ static void __init mpc85xx_cds_setup_arch(void) ppc_md.pcibios_fixup = mpc85xx_cds_pcibios_fixup; ppc_md.pci_exclude_device = mpc85xx_exclude_device; #endif - -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif } static void mpc85xx_cds_show_cpuinfo(struct seq_file *m) @@ -298,11 +291,9 @@ static void mpc85xx_cds_show_cpuinfo(struct seq_file *m) */ static int __init mpc85xx_cds_probe(void) { - /* We always match for now, eventually we should look at - * the flat dev tree to ensure this is the board we are - * supposed to run on - */ - return 1; + unsigned long root = of_get_flat_dt_root(); + + return of_flat_dt_is_compatible(root, "MPC85xxCDS"); } define_machine(mpc85xx_cds) { diff --git a/arch/powerpc/platforms/85xx/mpc8568_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c index 0861d1107bc8..54db41689954 100644 --- a/arch/powerpc/platforms/85xx/mpc8568_mds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c @@ -8,7 +8,7 @@ * Yin Olivia <Hong-hua.Yin@freescale.com> * * Description: - * MPC8568E MDS PB board specific routines. + * MPC85xx MDS 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 @@ -27,7 +27,6 @@ #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> @@ -70,19 +69,18 @@ unsigned long isa_mem_base = 0; * Setup the architecture * */ -static void __init mpc8568_mds_setup_arch(void) +static void __init mpc85xx_mds_setup_arch(void) { struct device_node *np; static u8 *bcsr_regs = NULL; - if (ppc_md.progress) - ppc_md.progress("mpc8568_mds_setup_arch()", 0); + ppc_md.progress("mpc85xx_mds_setup_arch()", 0); np = of_find_node_by_type(NULL, "cpu"); if (np != NULL) { const unsigned int *fp = - get_property(np, "clock-frequency", NULL); + of_get_property(np, "clock-frequency", NULL); if (fp != NULL) loops_per_jiffy = *fp / HZ; else @@ -145,26 +143,26 @@ static void __init mpc8568_mds_setup_arch(void) #endif /* CONFIG_QUICC_ENGINE */ } -static struct of_device_id mpc8568_ids[] = { +static struct of_device_id mpc85xx_ids[] = { { .type = "soc", }, { .compatible = "soc", }, { .type = "qe", }, {}, }; -static int __init mpc8568_publish_devices(void) +static int __init mpc85xx_publish_devices(void) { - if (!machine_is(mpc8568_mds)) + if (!machine_is(mpc85xx_mds)) return 0; /* Publish the QE devices */ - of_platform_bus_probe(NULL,mpc8568_ids,NULL); + of_platform_bus_probe(NULL,mpc85xx_ids,NULL); return 0; } -device_initcall(mpc8568_publish_devices); +device_initcall(mpc85xx_publish_devices); -static void __init mpc8568_mds_pic_init(void) +static void __init mpc85xx_mds_pic_init(void) { struct mpic *mpic; struct resource r; @@ -207,7 +205,6 @@ static void __init mpc8568_mds_pic_init(void) mpic_init(mpic); - #ifdef CONFIG_QUICC_ENGINE np = of_find_node_by_type(NULL, "qeic"); if (!np) @@ -218,27 +215,18 @@ static void __init mpc8568_mds_pic_init(void) #endif /* CONFIG_QUICC_ENGINE */ } - -static int __init mpc8568_mds_probe(void) +static int __init mpc85xx_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"); + unsigned long root = of_get_flat_dt_root(); - return 1; + return of_flat_dt_is_compatible(root, "MPC85xxMDS"); } - -define_machine(mpc8568_mds) { - .name = "MPC8568E MDS", - .probe = mpc8568_mds_probe, - .setup_arch = mpc8568_mds_setup_arch, - .init_IRQ = mpc8568_mds_pic_init, +define_machine(mpc85xx_mds) { + .name = "MPC85xx MDS", + .probe = mpc85xx_mds_probe, + .setup_arch = mpc85xx_mds_setup_arch, + .init_IRQ = mpc85xx_mds_pic_init, .get_irq = mpic_get_irq, .restart = mpc85xx_restart, .calibrate_decr = generic_calibrate_decr, diff --git a/arch/powerpc/platforms/85xx/pci.c b/arch/powerpc/platforms/85xx/pci.c index 05930eeb6e7f..48f17e23d771 100644 --- a/arch/powerpc/platforms/85xx/pci.c +++ b/arch/powerpc/platforms/85xx/pci.c @@ -51,7 +51,7 @@ int __init add_bridge(struct device_node *dev) has_address = (of_address_to_resource(dev, 0, &rsrc) == 0); /* Get bus range if any */ - bus_range = get_property(dev, "bus-range", &len); + bus_range = of_get_property(dev, "bus-range", &len); if (bus_range == NULL || len < 2 * sizeof(int)) { printk(KERN_WARNING "Can't get bus-range for %s, assume" " bus 0\n", dev->full_name); |