diff options
Diffstat (limited to 'arch/powerpc/platforms/82xx/pq2fads.c')
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2fads.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/arch/powerpc/platforms/82xx/pq2fads.c b/arch/powerpc/platforms/82xx/pq2fads.c deleted file mode 100644 index a74082140718..000000000000 --- a/arch/powerpc/platforms/82xx/pq2fads.c +++ /dev/null @@ -1,192 +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); - - pq2_init_pci(); - - 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, - .init_IRQ = pq2fads_pic_init, - .get_irq = cpm2_get_irq, - .calibrate_decr = generic_calibrate_decr, - .restart = pq2_restart, - .progress = udbg_progress, -}; |