From db9c1870918b08e6cc947c3008fd5aacfc9d6567 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Thu, 24 Nov 2011 01:07:08 -0600 Subject: powerpc/85xx: Renamed mpc85xx_common.c to common.c The file name is already scoped by the directory its in. Signed-off-by: Kumar Gala --- arch/powerpc/platforms/85xx/common.c | 66 ++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 arch/powerpc/platforms/85xx/common.c (limited to 'arch/powerpc/platforms/85xx/common.c') diff --git a/arch/powerpc/platforms/85xx/common.c b/arch/powerpc/platforms/85xx/common.c new file mode 100644 index 000000000000..9fef5302adc1 --- /dev/null +++ b/arch/powerpc/platforms/85xx/common.c @@ -0,0 +1,66 @@ +/* + * Routines common to most mpc85xx-based boards. + * + * This is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include + +#include + +#include "mpc85xx.h" + +static struct of_device_id __initdata mpc85xx_common_ids[] = { + { .type = "soc", }, + { .compatible = "soc", }, + { .compatible = "simple-bus", }, + { .name = "cpm", }, + { .name = "localbus", }, + { .compatible = "gianfar", }, + { .compatible = "fsl,qe", }, + { .compatible = "fsl,cpm2", }, + { .compatible = "fsl,srio", }, + {}, +}; + +int __init mpc85xx_common_publish_devices(void) +{ + return of_platform_bus_probe(NULL, mpc85xx_common_ids, NULL); +} +#ifdef CONFIG_CPM2 +static void cpm2_cascade(unsigned int irq, struct irq_desc *desc) +{ + struct irq_chip *chip = irq_desc_get_chip(desc); + int cascade_irq; + + while ((cascade_irq = cpm2_get_irq()) >= 0) + generic_handle_irq(cascade_irq); + + chip->irq_eoi(&desc->irq_data); +} + + +void __init mpc85xx_cpm2_pic_init(void) +{ + struct device_node *np; + int irq; + + /* Setup CPM2 PIC */ + np = of_find_compatible_node(NULL, NULL, "fsl,cpm2-pic"); + if (np == NULL) { + printk(KERN_ERR "PIC init: can not find fsl,cpm2-pic node\n"); + return; + } + irq = irq_of_parse_and_map(np, 0); + if (irq == NO_IRQ) { + of_node_put(np); + printk(KERN_ERR "PIC init: got no IRQ for cpm cascade\n"); + return; + } + + cpm2_pic_init(np); + of_node_put(np); + irq_set_chained_handler(irq, cpm2_cascade); +} +#endif -- cgit v1.2.1