| /* |
| * 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/pinctrl/machine.h> |
| #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 */ |
| }; |
| |
| static struct rcar_phy_platform_data usb_phy_platform_data __initdata; |
| |
| static const struct pinctrl_map bockw_pinctrl_map[] = { |
| /* SCIF0 */ |
| PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a7778", |
| "scif0_data_a", "scif0"), |
| PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a7778", |
| "scif0_ctrl", "scif0"), |
| PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778", |
| "usb0", "usb0"), |
| PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778", |
| "usb1", "usb1"), |
| }; |
| |
| #define IRQ0MR 0x30 |
| static void __init bockw_init(void) |
| { |
| void __iomem *fpga; |
| |
| r8a7778_clock_init(); |
| r8a7778_init_irq_extpin(1); |
| r8a7778_add_standard_devices(); |
| r8a7778_add_usb_phy_device(&usb_phy_platform_data); |
| |
| pinctrl_register_mappings(bockw_pinctrl_map, |
| ARRAY_SIZE(bockw_pinctrl_map)); |
| r8a7778_pinmux_init(); |
| |
| 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, |
| .init_late = r8a7778_init_late, |
| MACHINE_END |