2 * KZM-A9-GT board support
4 * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include <linux/delay.h>
21 #include <linux/gpio.h>
22 #include <linux/gpio_keys.h>
24 #include <linux/irq.h>
25 #include <linux/i2c.h>
26 #include <linux/i2c/pcf857x.h>
27 #include <linux/input.h>
28 #include <linux/mmc/host.h>
29 #include <linux/mmc/sh_mmcif.h>
30 #include <linux/mmc/sh_mobile_sdhi.h>
31 #include <linux/mfd/tmio.h>
32 #include <linux/platform_device.h>
33 #include <linux/smsc911x.h>
34 #include <linux/usb/r8a66597.h>
35 #include <linux/videodev2.h>
36 #include <mach/irqs.h>
37 #include <mach/sh73a0.h>
38 #include <mach/common.h>
39 #include <asm/hardware/cache-l2x0.h>
40 #include <asm/hardware/gic.h>
41 #include <asm/mach-types.h>
42 #include <asm/mach/arch.h>
43 #include <video/sh_mobile_lcdc.h>
48 #define GPIO_PCF8575_BASE (GPIO_NR)
49 #define GPIO_PCF8575_PORT10 (GPIO_NR + 8)
50 #define GPIO_PCF8575_PORT11 (GPIO_NR + 9)
51 #define GPIO_PCF8575_PORT12 (GPIO_NR + 10)
52 #define GPIO_PCF8575_PORT13 (GPIO_NR + 11)
53 #define GPIO_PCF8575_PORT14 (GPIO_NR + 12)
54 #define GPIO_PCF8575_PORT15 (GPIO_NR + 13)
55 #define GPIO_PCF8575_PORT16 (GPIO_NR + 14)
58 static struct resource smsc9221_resources[] = {
60 .start = 0x10000000, /* CS4 */
62 .flags = IORESOURCE_MEM,
65 .start = intcs_evt2irq(0x260), /* IRQ3 */
66 .flags = IORESOURCE_IRQ,
70 static struct smsc911x_platform_config smsc9221_platdata = {
71 .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
72 .phy_interface = PHY_INTERFACE_MODE_MII,
73 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
74 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
77 static struct platform_device smsc_device = {
80 .platform_data = &smsc9221_platdata,
82 .resource = smsc9221_resources,
83 .num_resources = ARRAY_SIZE(smsc9221_resources),
86 /* USB external chip */
87 static struct r8a66597_platdata usb_host_data = {
89 .xtal = R8A66597_PLATDATA_XTAL_48MHZ,
92 static struct resource usb_resources[] = {
95 .end = 0x1001ffff - 1,
96 .flags = IORESOURCE_MEM,
99 .start = intcs_evt2irq(0x220), /* IRQ1 */
100 .flags = IORESOURCE_IRQ,
104 static struct platform_device usb_host_device = {
105 .name = "r8a66597_hcd",
107 .platform_data = &usb_host_data,
109 .coherent_dma_mask = 0xffffffff,
111 .num_resources = ARRAY_SIZE(usb_resources),
112 .resource = usb_resources,
116 static struct fb_videomode kzm_lcdc_mode = {
117 .name = "WVGA Panel",
129 static struct sh_mobile_lcdc_info lcdc_info = {
130 .clock_source = LCDC_CLK_BUS,
132 .chan = LCDC_CHAN_MAINLCD,
133 .fourcc = V4L2_PIX_FMT_RGB565,
134 .interface_type = RGB24,
135 .lcd_modes = &kzm_lcdc_mode,
146 static struct resource lcdc_resources[] = {
151 .flags = IORESOURCE_MEM,
154 .start = intcs_evt2irq(0x580),
155 .flags = IORESOURCE_IRQ,
159 static struct platform_device lcdc_device = {
160 .name = "sh_mobile_lcdc_fb",
161 .num_resources = ARRAY_SIZE(lcdc_resources),
162 .resource = lcdc_resources,
164 .platform_data = &lcdc_info,
165 .coherent_dma_mask = ~0,
170 static struct resource sh_mmcif_resources[] = {
175 .flags = IORESOURCE_MEM,
178 .start = gic_spi(141),
179 .flags = IORESOURCE_IRQ,
182 .start = gic_spi(140),
183 .flags = IORESOURCE_IRQ,
187 static struct sh_mmcif_plat_data sh_mmcif_platdata = {
188 .ocr = MMC_VDD_165_195,
189 .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
192 static struct platform_device mmc_device = {
196 .coherent_dma_mask = 0xffffffff,
197 .platform_data = &sh_mmcif_platdata,
199 .num_resources = ARRAY_SIZE(sh_mmcif_resources),
200 .resource = sh_mmcif_resources,
204 static struct sh_mobile_sdhi_info sdhi0_info = {
205 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT,
206 .tmio_caps = MMC_CAP_SD_HIGHSPEED,
207 .tmio_ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
210 static struct resource sdhi0_resources[] = {
215 .flags = IORESOURCE_MEM,
218 .name = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
219 .start = gic_spi(83),
220 .flags = IORESOURCE_IRQ,
223 .name = SH_MOBILE_SDHI_IRQ_SDCARD,
224 .start = gic_spi(84),
225 .flags = IORESOURCE_IRQ,
228 .name = SH_MOBILE_SDHI_IRQ_SDIO,
229 .start = gic_spi(85),
230 .flags = IORESOURCE_IRQ,
234 static struct platform_device sdhi0_device = {
235 .name = "sh_mobile_sdhi",
236 .num_resources = ARRAY_SIZE(sdhi0_resources),
237 .resource = sdhi0_resources,
239 .platform_data = &sdhi0_info,
244 #define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
246 static struct gpio_keys_button gpio_buttons[] = {
247 GPIO_KEY(KEY_BACK, GPIO_PCF8575_PORT10, "SW3"),
248 GPIO_KEY(KEY_RIGHT, GPIO_PCF8575_PORT11, "SW2-R"),
249 GPIO_KEY(KEY_LEFT, GPIO_PCF8575_PORT12, "SW2-L"),
250 GPIO_KEY(KEY_ENTER, GPIO_PCF8575_PORT13, "SW2-P"),
251 GPIO_KEY(KEY_UP, GPIO_PCF8575_PORT14, "SW2-U"),
252 GPIO_KEY(KEY_DOWN, GPIO_PCF8575_PORT15, "SW2-D"),
253 GPIO_KEY(KEY_HOME, GPIO_PCF8575_PORT16, "SW1"),
256 static struct gpio_keys_platform_data gpio_key_info = {
257 .buttons = gpio_buttons,
258 .nbuttons = ARRAY_SIZE(gpio_buttons),
259 .poll_interval = 250, /* poling at this point */
262 static struct platform_device gpio_keys_device = {
263 /* gpio-pcf857x.c driver doesn't support gpio_to_irq() */
264 .name = "gpio-keys-polled",
266 .platform_data = &gpio_key_info,
271 static struct pcf857x_platform_data pcf8575_pdata = {
272 .gpio_base = GPIO_PCF8575_BASE,
275 static struct i2c_board_info i2c1_devices[] = {
277 I2C_BOARD_INFO("st1232-ts", 0x55),
278 .irq = intcs_evt2irq(0x300), /* IRQ8 */
282 static struct i2c_board_info i2c3_devices[] = {
284 I2C_BOARD_INFO("pcf8575", 0x20),
285 .platform_data = &pcf8575_pdata,
289 static struct platform_device *kzm_devices[] __initdata = {
301 * This is quick hack for enabling LCDC backlight
303 static int __init as3711_enable_lcdc_backlight(void)
305 struct i2c_adapter *a = i2c_get_adapter(0);
316 0xff, 0x00, /* wait */
322 if (!machine_is_kzm9g())
332 for (i = 0; i < ARRAY_SIZE(magic); i += 2) {
335 if (0xff == msg.buf[0]) {
340 ret = i2c_transfer(a, &msg, 1);
342 pr_err("i2c transfer fail\n");
349 device_initcall(as3711_enable_lcdc_backlight);
351 static void __init kzm_init(void)
353 sh73a0_pinmux_init();
356 gpio_request(GPIO_FN_SCIFA4_TXD, NULL);
357 gpio_request(GPIO_FN_SCIFA4_RXD, NULL);
358 gpio_request(GPIO_FN_SCIFA4_RTS_, NULL);
359 gpio_request(GPIO_FN_SCIFA4_CTS_, NULL);
361 /* CS4 for SMSC/USB */
362 gpio_request(GPIO_FN_CS4_, NULL); /* CS4 */
365 gpio_request(GPIO_PORT224, NULL); /* IRQ3 */
366 gpio_direction_input(GPIO_PORT224);
369 gpio_request(GPIO_FN_LCDD23, NULL);
370 gpio_request(GPIO_FN_LCDD22, NULL);
371 gpio_request(GPIO_FN_LCDD21, NULL);
372 gpio_request(GPIO_FN_LCDD20, NULL);
373 gpio_request(GPIO_FN_LCDD19, NULL);
374 gpio_request(GPIO_FN_LCDD18, NULL);
375 gpio_request(GPIO_FN_LCDD17, NULL);
376 gpio_request(GPIO_FN_LCDD16, NULL);
377 gpio_request(GPIO_FN_LCDD15, NULL);
378 gpio_request(GPIO_FN_LCDD14, NULL);
379 gpio_request(GPIO_FN_LCDD13, NULL);
380 gpio_request(GPIO_FN_LCDD12, NULL);
381 gpio_request(GPIO_FN_LCDD11, NULL);
382 gpio_request(GPIO_FN_LCDD10, NULL);
383 gpio_request(GPIO_FN_LCDD9, NULL);
384 gpio_request(GPIO_FN_LCDD8, NULL);
385 gpio_request(GPIO_FN_LCDD7, NULL);
386 gpio_request(GPIO_FN_LCDD6, NULL);
387 gpio_request(GPIO_FN_LCDD5, NULL);
388 gpio_request(GPIO_FN_LCDD4, NULL);
389 gpio_request(GPIO_FN_LCDD3, NULL);
390 gpio_request(GPIO_FN_LCDD2, NULL);
391 gpio_request(GPIO_FN_LCDD1, NULL);
392 gpio_request(GPIO_FN_LCDD0, NULL);
393 gpio_request(GPIO_FN_LCDDISP, NULL);
394 gpio_request(GPIO_FN_LCDDCK, NULL);
396 gpio_request(GPIO_PORT222, NULL); /* LCDCDON */
397 gpio_request(GPIO_PORT226, NULL); /* SC */
398 gpio_direction_output(GPIO_PORT222, 1);
399 gpio_direction_output(GPIO_PORT226, 1);
402 gpio_request(GPIO_PORT223, NULL); /* IRQ8 */
403 gpio_direction_input(GPIO_PORT223);
406 gpio_request(GPIO_FN_MMCCLK0, NULL);
407 gpio_request(GPIO_FN_MMCCMD0_PU, NULL);
408 gpio_request(GPIO_FN_MMCD0_0_PU, NULL);
409 gpio_request(GPIO_FN_MMCD0_1_PU, NULL);
410 gpio_request(GPIO_FN_MMCD0_2_PU, NULL);
411 gpio_request(GPIO_FN_MMCD0_3_PU, NULL);
412 gpio_request(GPIO_FN_MMCD0_4_PU, NULL);
413 gpio_request(GPIO_FN_MMCD0_5_PU, NULL);
414 gpio_request(GPIO_FN_MMCD0_6_PU, NULL);
415 gpio_request(GPIO_FN_MMCD0_7_PU, NULL);
418 gpio_request(GPIO_FN_SDHIWP0, NULL);
419 gpio_request(GPIO_FN_SDHICD0, NULL);
420 gpio_request(GPIO_FN_SDHICMD0, NULL);
421 gpio_request(GPIO_FN_SDHICLK0, NULL);
422 gpio_request(GPIO_FN_SDHID0_3, NULL);
423 gpio_request(GPIO_FN_SDHID0_2, NULL);
424 gpio_request(GPIO_FN_SDHID0_1, NULL);
425 gpio_request(GPIO_FN_SDHID0_0, NULL);
426 gpio_request(GPIO_FN_SDHI0_VCCQ_MC0_ON, NULL);
427 gpio_request(GPIO_PORT15, NULL);
428 gpio_direction_output(GPIO_PORT15, 1); /* power */
431 gpio_request(GPIO_FN_PORT27_I2C_SCL3, NULL);
432 gpio_request(GPIO_FN_PORT28_I2C_SDA3, NULL);
434 #ifdef CONFIG_CACHE_L2X0
435 /* Early BRESP enable, Shared attribute override enable, 64K*8way */
436 l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
439 i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));
440 i2c_register_board_info(3, i2c3_devices, ARRAY_SIZE(i2c3_devices));
442 sh73a0_add_standard_devices();
443 platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));
446 static const char *kzm9g_boards_compat_dt[] __initdata = {
451 DT_MACHINE_START(KZM9G_DT, "kzm9g")
452 .map_io = sh73a0_map_io,
453 .init_early = sh73a0_add_early_devices,
454 .nr_irqs = NR_IRQS_LEGACY,
455 .init_irq = sh73a0_init_irq,
456 .handle_irq = gic_handle_irq,
457 .init_machine = kzm_init,
458 .timer = &shmobile_timer,
459 .dt_compat = kzm9g_boards_compat_dt,