1 /* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 and
5 * only version 2 as published by the Free Software Foundation.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
19 #include <linux/kernel.h>
20 #include <linux/platform_device.h>
22 #include <linux/irq.h>
24 #include <asm/mach-types.h>
25 #include <asm/mach/arch.h>
26 #include <asm/hardware/gic.h>
28 #include <mach/board.h>
29 #include <mach/msm_iomap.h>
31 void __iomem *gic_cpu_base_addr;
33 unsigned long clk_get_max_axi_khz(void)
38 static void __init msm8x60_map_io(void)
43 static void __init msm8x60_init_irq(void)
47 gic_dist_init(0, MSM_QGIC_DIST_BASE, GIC_PPI_START);
48 gic_cpu_base_addr = (void *)MSM_QGIC_CPU_BASE;
49 gic_cpu_init(0, MSM_QGIC_CPU_BASE);
51 /* Edge trigger PPIs except AVS_SVICINT and AVS_SVICINTSWDONE */
52 writel(0xFFFFD7FF, MSM_QGIC_DIST_BASE + GIC_DIST_CONFIG + 4);
54 /* RUMI does not adhere to GIC spec by enabling STIs by default.
55 * Enable/clear is supposed to be RO for STIs, but is RW on RUMI.
57 writel(0x0000FFFF, MSM_QGIC_DIST_BASE + GIC_DIST_ENABLE_SET);
59 /* FIXME: Not installing AVS_SVICINT and AVS_SVICINTSWDONE yet
60 * as they are configured as level, which does not play nice with
63 for (i = GIC_PPI_START; i < GIC_SPI_START; i++) {
64 if (i != AVS_SVICINT && i != AVS_SVICINTSWDONE)
65 set_irq_handler(i, handle_percpu_irq);
69 static void __init msm8x60_init(void)
73 MACHINE_START(MSM8X60_RUMI3, "QCT MSM8X60 RUMI3")
74 .map_io = msm8x60_map_io,
75 .init_irq = msm8x60_init_irq,
76 .init_machine = msm8x60_init,
80 MACHINE_START(MSM8X60_SURF, "QCT MSM8X60 SURF")
81 .map_io = msm8x60_map_io,
82 .init_irq = msm8x60_init_irq,
83 .init_machine = msm8x60_init,