diff options
Diffstat (limited to 'arch/powerpc/platforms/82xx')
| -rw-r--r-- | arch/powerpc/platforms/82xx/Kconfig | 27 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/Makefile | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/ep8248e.c | 11 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/km82xx.c | 11 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/mpc8272_ads.c | 213 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2ads-pci-pic.c | 172 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2ads.h | 40 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2fads.c | 191 |
8 files changed, 2 insertions, 666 deletions
diff --git a/arch/powerpc/platforms/82xx/Kconfig b/arch/powerpc/platforms/82xx/Kconfig index 1af81de1c4e6..4eb372bdab70 100644 --- a/arch/powerpc/platforms/82xx/Kconfig +++ b/arch/powerpc/platforms/82xx/Kconfig @@ -5,27 +5,6 @@ menuconfig PPC_82xx if PPC_82xx -config MPC8272_ADS - bool "Freescale MPC8272 ADS" - select DEFAULT_UIMAGE - select PQ2ADS - select 8272 - select 8260 - select FSL_SOC - select PQ2_ADS_PCI_PIC if PCI - help - This option enables support for the MPC8272 ADS board - -config PQ2FADS - bool "Freescale PQ2FADS" - select DEFAULT_UIMAGE - select PQ2ADS - select 8260 - select FSL_SOC - select PQ2_ADS_PCI_PIC if PCI - help - This option enables support for the PQ2FADS board - config EP8248E bool "Embedded Planet EP8248E (a.k.a. CWH-PPC-8248N-VE)" select 8272 @@ -49,9 +28,6 @@ config MGCOGE endif -config PQ2ADS - bool - config 8260 bool depends on PPC_BOOK3S_32 @@ -67,6 +43,3 @@ config 8272 help The MPC8272 CPM has a different internal dpram setup than other CPM2 devices - -config PQ2_ADS_PCI_PIC - bool diff --git a/arch/powerpc/platforms/82xx/Makefile b/arch/powerpc/platforms/82xx/Makefile index 8d713c601bf2..4fa43a5cd582 100644 --- a/arch/powerpc/platforms/82xx/Makefile +++ b/arch/powerpc/platforms/82xx/Makefile @@ -2,9 +2,6 @@ # # Makefile for the PowerPC 82xx linux kernel. # -obj-$(CONFIG_MPC8272_ADS) += mpc8272_ads.o obj-$(CONFIG_CPM2) += pq2.o -obj-$(CONFIG_PQ2_ADS_PCI_PIC) += pq2ads-pci-pic.o -obj-$(CONFIG_PQ2FADS) += pq2fads.o obj-$(CONFIG_EP8248E) += ep8248e.o obj-$(CONFIG_MGCOGE) += km82xx.o diff --git a/arch/powerpc/platforms/82xx/ep8248e.c b/arch/powerpc/platforms/82xx/ep8248e.c index 28e627f8a320..8f1856ba692e 100644 --- a/arch/powerpc/platforms/82xx/ep8248e.c +++ b/arch/powerpc/platforms/82xx/ep8248e.c @@ -301,22 +301,13 @@ static int __init declare_of_platform_devices(void) } machine_device_initcall(ep8248e, declare_of_platform_devices); -/* - * Called very early, device-tree isn't unflattened - */ -static int __init ep8248e_probe(void) -{ - return of_machine_is_compatible("fsl,ep8248e"); -} - define_machine(ep8248e) { .name = "Embedded Planet EP8248E", - .probe = ep8248e_probe, + .compatible = "fsl,ep8248e", .setup_arch = ep8248e_setup_arch, .init_IRQ = ep8248e_pic_init, .get_irq = cpm2_get_irq, - .calibrate_decr = generic_calibrate_decr, .restart = pq2_restart, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/82xx/km82xx.c b/arch/powerpc/platforms/82xx/km82xx.c index 1c8bbf4251d9..51c9bfd97592 100644 --- a/arch/powerpc/platforms/82xx/km82xx.c +++ b/arch/powerpc/platforms/82xx/km82xx.c @@ -188,22 +188,13 @@ static int __init declare_of_platform_devices(void) } machine_device_initcall(km82xx, declare_of_platform_devices); -/* - * Called very early, device-tree isn't unflattened - */ -static int __init km82xx_probe(void) -{ - return of_machine_is_compatible("keymile,km82xx"); -} - define_machine(km82xx) { .name = "Keymile km82xx", - .probe = km82xx_probe, + .compatible = "keymile,km82xx", .setup_arch = km82xx_setup_arch, .init_IRQ = km82xx_pic_init, .get_irq = cpm2_get_irq, - .calibrate_decr = generic_calibrate_decr, .restart = pq2_restart, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/82xx/mpc8272_ads.c b/arch/powerpc/platforms/82xx/mpc8272_ads.c deleted file mode 100644 index 0b5b9dec16d5..000000000000 --- a/arch/powerpc/platforms/82xx/mpc8272_ads.c +++ /dev/null @@ -1,213 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * MPC8272 ADS board support - * - * Copyright 2007 Freescale Semiconductor, Inc. - * Author: Scott Wood <scottwood@freescale.com> - * - * Based on code by Vitaly Bordug <vbordug@ru.mvista.com> - * Copyright (c) 2006 MontaVista Software, Inc. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/fsl_devices.h> -#include <linux/of_address.h> -#include <linux/of_fdt.h> -#include <linux/of_platform.h> -#include <linux/io.h> - -#include <asm/cpm2.h> -#include <asm/udbg.h> -#include <asm/machdep.h> -#include <asm/time.h> - -#include <platforms/82xx/pq2.h> - -#include <sysdev/fsl_soc.h> -#include <sysdev/cpm2_pic.h> - -#include "pq2.h" - -static void __init mpc8272_ads_pic_init(void) -{ - struct device_node *np = of_find_compatible_node(NULL, NULL, - "fsl,cpm2-pic"); - if (!np) { - printk(KERN_ERR "PIC init: can not find fsl,cpm2-pic node\n"); - return; - } - - cpm2_pic_init(np); - of_node_put(np); - - /* Initialize stuff for the 82xx CPLD IC and install demux */ - pq2ads_pci_init_irq(); -} - -struct cpm_pin { - int port, pin, flags; -}; - -static struct cpm_pin mpc8272_ads_pins[] = { - /* SCC1 */ - {3, 30, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {3, 31, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* SCC4 */ - {3, 21, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {3, 22, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* FCC1 */ - {0, 14, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 15, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 18, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 19, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 20, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 21, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 26, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - {0, 27, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - {0, 28, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {0, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {0, 30, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - {0, 31, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - {2, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 22, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* FCC2 */ - {1, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 20, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 22, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 25, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 26, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {1, 30, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 31, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {2, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* I2C */ - {3, 14, CPM_PIN_INPUT | CPM_PIN_SECONDARY | CPM_PIN_OPENDRAIN}, - {3, 15, CPM_PIN_INPUT | CPM_PIN_SECONDARY | CPM_PIN_OPENDRAIN}, - - /* USB */ - {2, 10, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 11, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 20, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {2, 24, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {3, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {3, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {3, 25, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, -}; - -static void __init init_ioports(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(mpc8272_ads_pins); i++) { - struct cpm_pin *pin = &mpc8272_ads_pins[i]; - cpm2_set_pin(pin->port, pin->pin, pin->flags); - } - - cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_SCC3, CPM_CLK8, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_SCC3, CPM_CLK8, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_SCC4, CPM_BRG4, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_SCC4, CPM_BRG4, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK11, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK10, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK15, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK16, CPM_CLK_TX); -} - -static void __init mpc8272_ads_setup_arch(void) -{ - struct device_node *np; - __be32 __iomem *bcsr; - - if (ppc_md.progress) - ppc_md.progress("mpc8272_ads_setup_arch()", 0); - - cpm2_reset(); - - np = of_find_compatible_node(NULL, NULL, "fsl,mpc8272ads-bcsr"); - if (!np) { - printk(KERN_ERR "No bcsr in device tree\n"); - return; - } - - bcsr = of_iomap(np, 0); - of_node_put(np); - if (!bcsr) { - printk(KERN_ERR "Cannot map BCSR registers\n"); - return; - } - -#define BCSR1_FETHIEN 0x08000000 -#define BCSR1_FETH_RST 0x04000000 -#define BCSR1_RS232_EN1 0x02000000 -#define BCSR1_RS232_EN2 0x01000000 -#define BCSR3_USB_nEN 0x80000000 -#define BCSR3_FETHIEN2 0x10000000 -#define BCSR3_FETH2_RST 0x08000000 - - clrbits32(&bcsr[1], BCSR1_RS232_EN1 | BCSR1_RS232_EN2 | BCSR1_FETHIEN); - setbits32(&bcsr[1], BCSR1_FETH_RST); - - clrbits32(&bcsr[3], BCSR3_FETHIEN2); - setbits32(&bcsr[3], BCSR3_FETH2_RST); - - clrbits32(&bcsr[3], BCSR3_USB_nEN); - - iounmap(bcsr); - - init_ioports(); - - if (ppc_md.progress) - ppc_md.progress("mpc8272_ads_setup_arch(), finish", 0); -} - -static const struct of_device_id of_bus_ids[] __initconst = { - { .name = "soc", }, - { .name = "cpm", }, - { .name = "localbus", }, - {}, -}; - -static int __init declare_of_platform_devices(void) -{ - /* Publish the QE devices */ - of_platform_bus_probe(NULL, of_bus_ids, NULL); - return 0; -} -machine_device_initcall(mpc8272_ads, declare_of_platform_devices); - -/* - * Called very early, device-tree isn't unflattened - */ -static int __init mpc8272_ads_probe(void) -{ - return of_machine_is_compatible("fsl,mpc8272ads"); -} - -define_machine(mpc8272_ads) -{ - .name = "Freescale MPC8272 ADS", - .probe = mpc8272_ads_probe, - .setup_arch = mpc8272_ads_setup_arch, - .discover_phbs = pq2_init_pci, - .init_IRQ = mpc8272_ads_pic_init, - .get_irq = cpm2_get_irq, - .calibrate_decr = generic_calibrate_decr, - .restart = pq2_restart, - .progress = udbg_progress, -}; diff --git a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c deleted file mode 100644 index cf3210042a2e..000000000000 --- a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c +++ /dev/null @@ -1,172 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * PQ2 ADS-style PCI interrupt controller - * - * Copyright 2007 Freescale Semiconductor, Inc. - * Author: Scott Wood <scottwood@freescale.com> - * - * Loosely based on mpc82xx ADS support by Vitaly Bordug <vbordug@ru.mvista.com> - * Copyright (c) 2006 MontaVista Software, Inc. - */ - -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/irq.h> -#include <linux/types.h> -#include <linux/slab.h> -#include <linux/of_irq.h> - -#include <asm/io.h> -#include <asm/cpm2.h> - -#include "pq2.h" - -static DEFINE_RAW_SPINLOCK(pci_pic_lock); - -struct pq2ads_pci_pic { - struct device_node *node; - struct irq_domain *host; - - struct { - u32 stat; - u32 mask; - } __iomem *regs; -}; - -#define NUM_IRQS 32 - -static void pq2ads_pci_mask_irq(struct irq_data *d) -{ - struct pq2ads_pci_pic *priv = irq_data_get_irq_chip_data(d); - int irq = NUM_IRQS - irqd_to_hwirq(d) - 1; - - if (irq != -1) { - unsigned long flags; - raw_spin_lock_irqsave(&pci_pic_lock, flags); - - setbits32(&priv->regs->mask, 1 << irq); - mb(); - - raw_spin_unlock_irqrestore(&pci_pic_lock, flags); - } -} - -static void pq2ads_pci_unmask_irq(struct irq_data *d) -{ - struct pq2ads_pci_pic *priv = irq_data_get_irq_chip_data(d); - int irq = NUM_IRQS - irqd_to_hwirq(d) - 1; - - if (irq != -1) { - unsigned long flags; - - raw_spin_lock_irqsave(&pci_pic_lock, flags); - clrbits32(&priv->regs->mask, 1 << irq); - raw_spin_unlock_irqrestore(&pci_pic_lock, flags); - } -} - -static struct irq_chip pq2ads_pci_ic = { - .name = "PQ2 ADS PCI", - .irq_mask = pq2ads_pci_mask_irq, - .irq_mask_ack = pq2ads_pci_mask_irq, - .irq_ack = pq2ads_pci_mask_irq, - .irq_unmask = pq2ads_pci_unmask_irq, - .irq_enable = pq2ads_pci_unmask_irq, - .irq_disable = pq2ads_pci_mask_irq -}; - -static void pq2ads_pci_irq_demux(struct irq_desc *desc) -{ - struct pq2ads_pci_pic *priv = irq_desc_get_handler_data(desc); - u32 stat, mask, pend; - int bit; - - for (;;) { - stat = in_be32(&priv->regs->stat); - mask = in_be32(&priv->regs->mask); - - pend = stat & ~mask; - - if (!pend) - break; - - for (bit = 0; pend != 0; ++bit, pend <<= 1) { - if (pend & 0x80000000) - generic_handle_domain_irq(priv->host, bit); - } - } -} - -static int pci_pic_host_map(struct irq_domain *h, unsigned int virq, - irq_hw_number_t hw) -{ - irq_set_status_flags(virq, IRQ_LEVEL); - irq_set_chip_data(virq, h->host_data); - irq_set_chip_and_handler(virq, &pq2ads_pci_ic, handle_level_irq); - return 0; -} - -static const struct irq_domain_ops pci_pic_host_ops = { - .map = pci_pic_host_map, -}; - -int __init pq2ads_pci_init_irq(void) -{ - struct pq2ads_pci_pic *priv; - struct irq_domain *host; - struct device_node *np; - int ret = -ENODEV; - int irq; - - np = of_find_compatible_node(NULL, NULL, "fsl,pq2ads-pci-pic"); - if (!np) { - printk(KERN_ERR "No pci pic node in device tree.\n"); - goto out; - } - - irq = irq_of_parse_and_map(np, 0); - if (!irq) { - printk(KERN_ERR "No interrupt in pci pic node.\n"); - goto out_put_node; - } - - priv = kzalloc(sizeof(*priv), GFP_KERNEL); - if (!priv) { - ret = -ENOMEM; - goto out_unmap_irq; - } - - /* PCI interrupt controller registers: status and mask */ - priv->regs = of_iomap(np, 0); - if (!priv->regs) { - printk(KERN_ERR "Cannot map PCI PIC registers.\n"); - goto out_free_kmalloc; - } - - /* mask all PCI interrupts */ - out_be32(&priv->regs->mask, ~0); - mb(); - - host = irq_domain_add_linear(np, NUM_IRQS, &pci_pic_host_ops, priv); - if (!host) { - ret = -ENOMEM; - goto out_unmap_regs; - } - - priv->host = host; - irq_set_handler_data(irq, priv); - irq_set_chained_handler(irq, pq2ads_pci_irq_demux); - ret = 0; - goto out_put_node; - -out_unmap_regs: - iounmap(priv->regs); -out_free_kmalloc: - kfree(priv); -out_unmap_irq: - irq_dispose_mapping(irq); -out_put_node: - of_node_put(np); -out: - return ret; -} diff --git a/arch/powerpc/platforms/82xx/pq2ads.h b/arch/powerpc/platforms/82xx/pq2ads.h deleted file mode 100644 index 9d0bf744945c..000000000000 --- a/arch/powerpc/platforms/82xx/pq2ads.h +++ /dev/null @@ -1,40 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * PQ2/mpc8260 board-specific stuff - * - * A collection of structures, addresses, and values associated with - * the Freescale MPC8260ADS/MPC8266ADS-PCI boards. - * Copied from the RPX-Classic and SBS8260 stuff. - * - * Author: Vitaly Bordug <vbordug@ru.mvista.com> - * - * Originally written by Dan Malek for Motorola MPC8260 family - * - * Copyright (c) 2001 Dan Malek <dan@embeddedalley.com> - * Copyright (c) 2006 MontaVista Software, Inc. - */ - -#ifdef __KERNEL__ -#ifndef __MACH_ADS8260_DEFS -#define __MACH_ADS8260_DEFS - -#include <linux/seq_file.h> - -/* The ADS8260 has 16, 32-bit wide control/status registers, accessed - * only on word boundaries. - * Not all are used (yet), or are interesting to us (yet). - */ - -/* Things of interest in the CSR. - */ -#define BCSR0_LED0 ((uint)0x02000000) /* 0 == on */ -#define BCSR0_LED1 ((uint)0x01000000) /* 0 == on */ -#define BCSR1_FETHIEN ((uint)0x08000000) /* 0 == enable*/ -#define BCSR1_FETH_RST ((uint)0x04000000) /* 0 == reset */ -#define BCSR1_RS232_EN1 ((uint)0x02000000) /* 0 ==enable */ -#define BCSR1_RS232_EN2 ((uint)0x01000000) /* 0 ==enable */ -#define BCSR3_FETHIEN2 ((uint)0x10000000) /* 0 == enable*/ -#define BCSR3_FETH2_RST ((uint)0x80000000) /* 0 == reset */ - -#endif /* __MACH_ADS8260_DEFS */ -#endif /* __KERNEL__ */ diff --git a/arch/powerpc/platforms/82xx/pq2fads.c b/arch/powerpc/platforms/82xx/pq2fads.c deleted file mode 100644 index ac9113d524af..000000000000 --- a/arch/powerpc/platforms/82xx/pq2fads.c +++ /dev/null @@ -1,191 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * PQ2FADS board support - * - * Copyright 2007 Freescale Semiconductor, Inc. - * Author: Scott Wood <scottwood@freescale.com> - * - * Loosely based on mp82xx ADS support by Vitaly Bordug <vbordug@ru.mvista.com> - * Copyright (c) 2006 MontaVista Software, Inc. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/fsl_devices.h> -#include <linux/of_address.h> -#include <linux/of_fdt.h> -#include <linux/of_platform.h> - -#include <asm/io.h> -#include <asm/cpm2.h> -#include <asm/udbg.h> -#include <asm/machdep.h> -#include <asm/time.h> - -#include <sysdev/fsl_soc.h> -#include <sysdev/cpm2_pic.h> - -#include "pq2ads.h" -#include "pq2.h" - -static void __init pq2fads_pic_init(void) -{ - struct device_node *np = of_find_compatible_node(NULL, NULL, "fsl,cpm2-pic"); - if (!np) { - printk(KERN_ERR "PIC init: can not find fsl,cpm2-pic node\n"); - return; - } - - cpm2_pic_init(np); - of_node_put(np); - - /* Initialize stuff for the 82xx CPLD IC and install demux */ - pq2ads_pci_init_irq(); -} - -struct cpm_pin { - int port, pin, flags; -}; - -static struct cpm_pin pq2fads_pins[] = { - /* SCC1 */ - {3, 30, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {3, 31, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* SCC2 */ - {3, 27, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {3, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* FCC2 */ - {1, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 20, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 22, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 25, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 26, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {1, 30, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 31, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {2, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* FCC3 */ - {1, 4, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 5, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 6, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 7, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 8, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 9, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 10, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 11, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 12, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 13, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 14, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 15, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, -}; - -static void __init init_ioports(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(pq2fads_pins); i++) { - struct cpm_pin *pin = &pq2fads_pins[i]; - cpm2_set_pin(pin->port, pin->pin, pin->flags); - } - - cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_SCC2, CPM_BRG2, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_SCC2, CPM_BRG2, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK13, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK14, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_FCC3, CPM_CLK15, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC3, CPM_CLK16, CPM_CLK_TX); -} - -static void __init pq2fads_setup_arch(void) -{ - struct device_node *np; - __be32 __iomem *bcsr; - - if (ppc_md.progress) - ppc_md.progress("pq2fads_setup_arch()", 0); - - cpm2_reset(); - - np = of_find_compatible_node(NULL, NULL, "fsl,pq2fads-bcsr"); - if (!np) { - printk(KERN_ERR "No fsl,pq2fads-bcsr in device tree\n"); - return; - } - - bcsr = of_iomap(np, 0); - of_node_put(np); - if (!bcsr) { - printk(KERN_ERR "Cannot map BCSR registers\n"); - return; - } - - /* Enable the serial and ethernet ports */ - - clrbits32(&bcsr[1], BCSR1_RS232_EN1 | BCSR1_RS232_EN2 | BCSR1_FETHIEN); - setbits32(&bcsr[1], BCSR1_FETH_RST); - - clrbits32(&bcsr[3], BCSR3_FETHIEN2); - setbits32(&bcsr[3], BCSR3_FETH2_RST); - - iounmap(bcsr); - - init_ioports(); - - /* Enable external IRQs */ - clrbits32(&cpm2_immr->im_siu_conf.siu_82xx.sc_siumcr, 0x0c000000); - - if (ppc_md.progress) - ppc_md.progress("pq2fads_setup_arch(), finish", 0); -} - -/* - * Called very early, device-tree isn't unflattened - */ -static int __init pq2fads_probe(void) -{ - return of_machine_is_compatible("fsl,pq2fads"); -} - -static const struct of_device_id of_bus_ids[] __initconst = { - { .name = "soc", }, - { .name = "cpm", }, - { .name = "localbus", }, - {}, -}; - -static int __init declare_of_platform_devices(void) -{ - /* Publish the QE devices */ - of_platform_bus_probe(NULL, of_bus_ids, NULL); - return 0; -} -machine_device_initcall(pq2fads, declare_of_platform_devices); - -define_machine(pq2fads) -{ - .name = "Freescale PQ2FADS", - .probe = pq2fads_probe, - .setup_arch = pq2fads_setup_arch, - .discover_phbs = pq2_init_pci, - .init_IRQ = pq2fads_pic_init, - .get_irq = cpm2_get_irq, - .calibrate_decr = generic_calibrate_decr, - .restart = pq2_restart, - .progress = udbg_progress, -}; |