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Diffstat (limited to 'arch/arm/mach-shmobile/board-ape6evm.c')
-rw-r--r--arch/arm/mach-shmobile/board-ape6evm.c94
1 files changed, 94 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-ape6evm.c b/arch/arm/mach-shmobile/board-ape6evm.c
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+++ b/arch/arm/mach-shmobile/board-ape6evm.c
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+/*
+ * APE6EVM board support
+ *
+ * Copyright (C) 2013 Renesas Solutions Corp.
+ * Copyright (C) 2013 Magnus Damm
+ *
+ * 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/gpio.h>
+#include <linux/interrupt.h>
+#include <linux/irqchip.h>
+#include <linux/kernel.h>
+#include <linux/pinctrl/machine.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
+#include <linux/smsc911x.h>
+#include <mach/common.h>
+#include <mach/irqs.h>
+#include <mach/r8a73a4.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+ REGULATOR_SUPPLY("vddvario", "smsc911x"),
+ REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
+/* SMSC LAN9220 */
+static const struct resource lan9220_res[] = {
+ DEFINE_RES_MEM(0x08000000, 0x1000),
+ {
+ .start = irq_pin(40), /* IRQ40 */
+ .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
+ },
+};
+
+static const struct smsc911x_platform_config lan9220_data = {
+ .flags = SMSC911X_USE_32BIT,
+ .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
+ .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
+};
+
+static const struct pinctrl_map ape6evm_pinctrl_map[] = {
+ /* SCIFA0 console */
+ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4",
+ "scifa0_data", "scifa0"),
+ /* SMSC */
+ PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a73a4",
+ "irqc_irq40", "irqc"),
+};
+
+static void __init ape6evm_add_standard_devices(void)
+{
+ r8a73a4_clock_init();
+ pinctrl_register_mappings(ape6evm_pinctrl_map,
+ ARRAY_SIZE(ape6evm_pinctrl_map));
+ r8a73a4_pinmux_init();
+ r8a73a4_add_standard_devices();
+
+ /* LAN9220 ethernet */
+ gpio_request_one(270, GPIOF_OUT_INIT_HIGH, NULL); /* smsc9220 RESET */
+
+ regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
+ platform_device_register_resndata(&platform_bus, "smsc911x", -1,
+ lan9220_res, ARRAY_SIZE(lan9220_res),
+ &lan9220_data, sizeof(lan9220_data));
+}
+
+static const char *ape6evm_boards_compat_dt[] __initdata = {
+ "renesas,ape6evm",
+ NULL,
+};
+
+DT_MACHINE_START(APE6EVM_DT, "ape6evm")
+ .init_irq = irqchip_init,
+ .init_time = shmobile_timer_init,
+ .init_machine = ape6evm_add_standard_devices,
+ .dt_compat = ape6evm_boards_compat_dt,
+MACHINE_END