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-rw-r--r--arch/arm/mach-shmobile/board-bockw.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-bockw.c b/arch/arm/mach-shmobile/board-bockw.c
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+++ b/arch/arm/mach-shmobile/board-bockw.c
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+/*
+ * Bock-W board support
+ *
+ * Copyright (C) 2013 Renesas Solutions Corp.
+ * Copyright (C) 2013 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/platform_device.h>
+#include <linux/smsc911x.h>
+#include <mach/common.h>
+#include <mach/irqs.h>
+#include <mach/r8a7778.h>
+#include <asm/mach/arch.h>
+
+static struct smsc911x_platform_config smsc911x_data = {
+ .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+ .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
+ .flags = SMSC911X_USE_32BIT,
+ .phy_interface = PHY_INTERFACE_MODE_MII,
+};
+
+static struct resource smsc911x_resources[] = {
+ DEFINE_RES_MEM(0x18300000, 0x1000),
+ DEFINE_RES_IRQ(irq_pin(0)), /* IRQ 0 */
+};
+
+#define IRQ0MR 0x30
+static void __init bockw_init(void)
+{
+ void __iomem *fpga;
+
+ r8a7778_clock_init();
+ r8a7778_init_irq_extpin(1);
+ r8a7778_add_standard_devices();
+
+ fpga = ioremap_nocache(0x18200000, SZ_1M);
+ if (fpga) {
+ /*
+ * CAUTION
+ *
+ * IRQ0/1 is cascaded interrupt from FPGA.
+ * it should be cared in the future
+ * Now, it is assuming IRQ0 was used only from SMSC.
+ */
+ u16 val = ioread16(fpga + IRQ0MR);
+ val &= ~(1 << 4); /* enable SMSC911x */
+ iowrite16(val, fpga + IRQ0MR);
+ iounmap(fpga);
+
+ platform_device_register_resndata(
+ &platform_bus, "smsc911x", -1,
+ smsc911x_resources, ARRAY_SIZE(smsc911x_resources),
+ &smsc911x_data, sizeof(smsc911x_data));
+ }
+}
+
+static const char *bockw_boards_compat_dt[] __initdata = {
+ "renesas,bockw",
+ NULL,
+};
+
+DT_MACHINE_START(BOCKW_DT, "bockw")
+ .init_early = r8a7778_init_delay,
+ .init_irq = r8a7778_init_irq_dt,
+ .init_machine = bockw_init,
+ .init_time = shmobile_timer_init,
+ .dt_compat = bockw_boards_compat_dt,
+MACHINE_END