4 * Copyright (C) 2013 Renesas Solutions Corp.
5 * Copyright (C) 2013 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #include <linux/mfd/tmio.h>
22 #include <linux/mmc/host.h>
23 #include <linux/mtd/partitions.h>
24 #include <linux/pinctrl/machine.h>
25 #include <linux/platform_device.h>
26 #include <linux/regulator/fixed.h>
27 #include <linux/regulator/machine.h>
28 #include <linux/smsc911x.h>
29 #include <linux/spi/spi.h>
30 #include <linux/spi/flash.h>
31 #include <mach/common.h>
32 #include <mach/irqs.h>
33 #include <mach/r8a7778.h>
34 #include <asm/mach/arch.h>
37 * CN9(Upper side) SCIF/RCAN selection
61 /* Dummy supplies, where voltage doesn't matter */
62 static struct regulator_consumer_supply dummy_supplies
[] = {
63 REGULATOR_SUPPLY("vddvario", "smsc911x"),
64 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
67 static struct smsc911x_platform_config smsc911x_data
= {
68 .irq_polarity
= SMSC911X_IRQ_POLARITY_ACTIVE_LOW
,
69 .irq_type
= SMSC911X_IRQ_TYPE_PUSH_PULL
,
70 .flags
= SMSC911X_USE_32BIT
,
71 .phy_interface
= PHY_INTERFACE_MODE_MII
,
74 static struct resource smsc911x_resources
[] = {
75 DEFINE_RES_MEM(0x18300000, 0x1000),
76 DEFINE_RES_IRQ(irq_pin(0)), /* IRQ 0 */
80 static struct rcar_phy_platform_data usb_phy_platform_data __initdata
;
83 static struct sh_mobile_sdhi_info sdhi0_info
= {
84 .tmio_caps
= MMC_CAP_SD_HIGHSPEED
,
85 .tmio_ocr_mask
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
86 .tmio_flags
= TMIO_MMC_HAS_IDLE_WAIT
,
89 static struct sh_eth_plat_data ether_platform_data __initdata
= {
91 .edmac_endian
= EDMAC_LITTLE_ENDIAN
,
92 .register_type
= SH_ETH_REG_FAST_RCAR
,
93 .phy_interface
= PHY_INTERFACE_MODE_RMII
,
95 * Although the LINK signal is available on the board, it's connected to
96 * the link/activity LED output of the PHY, thus the link disappears and
97 * reappears after each packet. We'd be better off ignoring such signal
98 * and getting the link state from the PHY indirectly.
104 static struct i2c_board_info i2c0_devices
[] = {
106 I2C_BOARD_INFO("rx8581", 0x51),
111 static struct mtd_partition m25p80_spi_flash_partitions
[] = {
119 static struct flash_platform_data spi_flash_data
= {
122 .parts
= m25p80_spi_flash_partitions
,
123 .nr_parts
= ARRAY_SIZE(m25p80_spi_flash_partitions
),
126 static struct spi_board_info spi_board_info
[] __initdata
= {
128 .modalias
= "m25p80",
129 .max_speed_hz
= 104000000,
133 .platform_data
= &spi_flash_data
,
138 static struct sh_mmcif_plat_data sh_mmcif_plat
= {
140 .ocr
= MMC_VDD_165_195
| MMC_VDD_32_33
| MMC_VDD_33_34
,
141 .caps
= MMC_CAP_4_BIT_DATA
|
146 static const struct pinctrl_map bockw_pinctrl_map
[] = {
148 PIN_MAP_MUX_GROUP_DEFAULT("r8a777x-ether", "pfc-r8a7778",
149 "ether_rmii", "ether"),
151 PIN_MAP_MUX_GROUP_DEFAULT("sh-hspi.0", "pfc-r8a7778",
154 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif", "pfc-r8a7778",
156 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif", "pfc-r8a7778",
159 PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a7778",
160 "scif0_data_a", "scif0"),
161 PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a7778",
162 "scif0_ctrl", "scif0"),
164 PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778",
166 PIN_MAP_MUX_GROUP_DEFAULT("ehci-platform", "pfc-r8a7778",
169 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7778",
173 #define FPGA 0x18200000
175 #define PFC 0xfffc0000
177 static void __init
bockw_init(void)
181 r8a7778_clock_init();
182 r8a7778_init_irq_extpin(1);
183 r8a7778_add_standard_devices();
184 r8a7778_add_usb_phy_device(&usb_phy_platform_data
);
185 r8a7778_add_ether_device(ðer_platform_data
);
186 r8a7778_add_i2c_device(0);
187 r8a7778_add_hspi_device(0);
188 r8a7778_add_mmc_device(&sh_mmcif_plat
);
190 i2c_register_board_info(0, i2c0_devices
,
191 ARRAY_SIZE(i2c0_devices
));
192 spi_register_board_info(spi_board_info
,
193 ARRAY_SIZE(spi_board_info
));
194 pinctrl_register_mappings(bockw_pinctrl_map
,
195 ARRAY_SIZE(bockw_pinctrl_map
));
196 r8a7778_pinmux_init();
199 base
= ioremap_nocache(FPGA
, SZ_1M
);
204 * IRQ0/1 is cascaded interrupt from FPGA.
205 * it should be cared in the future
206 * Now, it is assuming IRQ0 was used only from SMSC.
208 u16 val
= ioread16(base
+ IRQ0MR
);
209 val
&= ~(1 << 4); /* enable SMSC911x */
210 iowrite16(val
, base
+ IRQ0MR
);
213 regulator_register_fixed(0, dummy_supplies
,
214 ARRAY_SIZE(dummy_supplies
));
216 platform_device_register_resndata(
217 &platform_bus
, "smsc911x", -1,
218 smsc911x_resources
, ARRAY_SIZE(smsc911x_resources
),
219 &smsc911x_data
, sizeof(smsc911x_data
));
223 base
= ioremap_nocache(PFC
, 0x200);
228 * SDHI CD/WP pin needs pull-up
230 iowrite32(ioread32(base
+ PUPR4
) | (3 << 26), base
+ PUPR4
);
233 r8a7778_sdhi_init(0, &sdhi0_info
);
237 static const char *bockw_boards_compat_dt
[] __initdata
= {
242 DT_MACHINE_START(BOCKW_DT
, "bockw")
243 .init_early
= r8a7778_init_delay
,
244 .init_irq
= r8a7778_init_irq_dt
,
245 .init_machine
= bockw_init
,
246 .init_time
= shmobile_timer_init
,
247 .dt_compat
= bockw_boards_compat_dt
,
248 .init_late
= r8a7778_init_late
,