diff options
Diffstat (limited to 'arch/arm/mach-shmobile/intc-r8a7740.c')
| -rw-r--r-- | arch/arm/mach-shmobile/intc-r8a7740.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/arm/mach-shmobile/intc-r8a7740.c b/arch/arm/mach-shmobile/intc-r8a7740.c deleted file mode 100644 index 8871f7717dc..00000000000 --- a/arch/arm/mach-shmobile/intc-r8a7740.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * R8A7740 processor support - * - * Copyright (C) 2011 Renesas Solutions Corp. - * Copyright (C) 2011 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> - * - * 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; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/init.h> -#include <linux/io.h> -#include <linux/irqchip.h> -#include <linux/irqchip/arm-gic.h> - -static void __init r8a7740_init_irq_common(void) -{ - void __iomem *intc_prio_base = ioremap_nocache(0xe6900010, 0x10); - void __iomem *intc_msk_base = ioremap_nocache(0xe6900040, 0x10); - void __iomem *pfc_inta_ctrl = ioremap_nocache(0xe605807c, 0x4); - - /* route signals to GIC */ - iowrite32(0x0, pfc_inta_ctrl); - - /* - * To mask the shared interrupt to SPI 149 we must ensure to set - * PRIO *and* MASK. Else we run into IRQ floods when registering - * the intc_irqpin devices - */ - iowrite32(0x0, intc_prio_base + 0x0); - iowrite32(0x0, intc_prio_base + 0x4); - iowrite32(0x0, intc_prio_base + 0x8); - iowrite32(0x0, intc_prio_base + 0xc); - iowrite8(0xff, intc_msk_base + 0x0); - iowrite8(0xff, intc_msk_base + 0x4); - iowrite8(0xff, intc_msk_base + 0x8); - iowrite8(0xff, intc_msk_base + 0xc); - - iounmap(intc_prio_base); - iounmap(intc_msk_base); - iounmap(pfc_inta_ctrl); -} - -void __init r8a7740_init_irq_of(void) -{ - irqchip_init(); - r8a7740_init_irq_common(); -} - -void __init r8a7740_init_irq(void) -{ - void __iomem *gic_dist_base = ioremap_nocache(0xc2800000, 0x1000); - void __iomem *gic_cpu_base = ioremap_nocache(0xc2000000, 0x1000); - - /* initialize the Generic Interrupt Controller PL390 r0p0 */ - gic_init(0, 29, gic_dist_base, gic_cpu_base); - r8a7740_init_irq_common(); -} |