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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/arm/mach-iop13xx/iq81340sc.c
Initial import
Diffstat (limited to 'arch/arm/mach-iop13xx/iq81340sc.c')
-rw-r--r--arch/arm/mach-iop13xx/iq81340sc.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/arch/arm/mach-iop13xx/iq81340sc.c b/arch/arm/mach-iop13xx/iq81340sc.c
new file mode 100644
index 000000000..b3ec11cb7
--- /dev/null
+++ b/arch/arm/mach-iop13xx/iq81340sc.c
@@ -0,0 +1,99 @@
+/*
+ * iq81340sc board support
+ * Copyright (c) 2005-2006, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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., 59 Temple
+ * Place - Suite 330, Boston, MA 02111-1307 USA.
+ *
+ */
+#include <linux/pci.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach/pci.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <mach/pci.h>
+#include <asm/mach/time.h>
+#include <mach/time.h>
+
+extern int init_atu;
+
+static int __init
+iq81340sc_atux_map_irq(const struct pci_dev *dev, u8 idsel, u8 pin)
+{
+ WARN_ON(idsel < 1 || idsel > 2);
+
+ switch (idsel) {
+ case 1:
+ switch (pin) {
+ case 1: return ATUX_INTB;
+ case 2: return ATUX_INTC;
+ case 3: return ATUX_INTD;
+ case 4: return ATUX_INTA;
+ default: return -1;
+ }
+ case 2:
+ switch (pin) {
+ case 1: return ATUX_INTC;
+ case 2: return ATUX_INTC;
+ case 3: return ATUX_INTC;
+ case 4: return ATUX_INTC;
+ default: return -1;
+ }
+ default: return -1;
+ }
+}
+
+static struct hw_pci iq81340sc_pci __initdata = {
+ .nr_controllers = 0,
+ .setup = iop13xx_pci_setup,
+ .scan = iop13xx_scan_bus,
+ .map_irq = iq81340sc_atux_map_irq,
+ .preinit = iop13xx_pci_init
+};
+
+static int __init iq81340sc_pci_init(void)
+{
+ iop13xx_atu_select(&iq81340sc_pci);
+ pci_common_init(&iq81340sc_pci);
+ iop13xx_map_pci_memory();
+
+ return 0;
+}
+
+static void __init iq81340sc_init(void)
+{
+ iop13xx_platform_init();
+ iq81340sc_pci_init();
+ iop13xx_add_tpmi_devices();
+}
+
+static void __init iq81340sc_timer_init(void)
+{
+ unsigned long bus_freq = iop13xx_core_freq() / iop13xx_xsi_bus_ratio();
+ printk(KERN_DEBUG "%s: bus frequency: %lu\n", __func__, bus_freq);
+ iop_init_time(bus_freq);
+}
+
+MACHINE_START(IQ81340SC, "Intel IQ81340SC")
+ /* Maintainer: Dan Williams <dan.j.williams@intel.com> */
+ .atag_offset = 0x100,
+ .init_early = iop13xx_init_early,
+ .map_io = iop13xx_map_io,
+ .init_irq = iop13xx_init_irq,
+ .init_time = iq81340sc_timer_init,
+ .init_machine = iq81340sc_init,
+ .restart = iop13xx_restart,
+ .nr_irqs = NR_IOP13XX_IRQS,
+MACHINE_END