1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * TI DA830/OMAP L137 EVM board
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Author: Mark A. Greer <mgreer@mvista.com>
5*4882a593Smuzhiyun * Derived from: arch/arm/mach-davinci/board-dm644x-evm.c
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
8*4882a593Smuzhiyun * the terms of the GNU General Public License version 2. This program
9*4882a593Smuzhiyun * is licensed "as is" without any warranty of any kind, whether express
10*4882a593Smuzhiyun * or implied.
11*4882a593Smuzhiyun */
12*4882a593Smuzhiyun #include <linux/kernel.h>
13*4882a593Smuzhiyun #include <linux/init.h>
14*4882a593Smuzhiyun #include <linux/console.h>
15*4882a593Smuzhiyun #include <linux/interrupt.h>
16*4882a593Smuzhiyun #include <linux/gpio.h>
17*4882a593Smuzhiyun #include <linux/gpio/machine.h>
18*4882a593Smuzhiyun #include <linux/platform_device.h>
19*4882a593Smuzhiyun #include <linux/i2c.h>
20*4882a593Smuzhiyun #include <linux/platform_data/pcf857x.h>
21*4882a593Smuzhiyun #include <linux/property.h>
22*4882a593Smuzhiyun #include <linux/mtd/mtd.h>
23*4882a593Smuzhiyun #include <linux/mtd/partitions.h>
24*4882a593Smuzhiyun #include <linux/spi/spi.h>
25*4882a593Smuzhiyun #include <linux/spi/flash.h>
26*4882a593Smuzhiyun #include <linux/platform_data/gpio-davinci.h>
27*4882a593Smuzhiyun #include <linux/platform_data/mtd-davinci.h>
28*4882a593Smuzhiyun #include <linux/platform_data/mtd-davinci-aemif.h>
29*4882a593Smuzhiyun #include <linux/platform_data/spi-davinci.h>
30*4882a593Smuzhiyun #include <linux/platform_data/usb-davinci.h>
31*4882a593Smuzhiyun #include <linux/platform_data/ti-aemif.h>
32*4882a593Smuzhiyun #include <linux/regulator/fixed.h>
33*4882a593Smuzhiyun #include <linux/regulator/machine.h>
34*4882a593Smuzhiyun #include <linux/nvmem-provider.h>
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun #include <asm/mach-types.h>
37*4882a593Smuzhiyun #include <asm/mach/arch.h>
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun #include <mach/common.h>
40*4882a593Smuzhiyun #include <mach/mux.h>
41*4882a593Smuzhiyun #include <mach/da8xx.h>
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun #include "irqs.h"
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun #define DA830_EVM_PHY_ID ""
46*4882a593Smuzhiyun /*
47*4882a593Smuzhiyun * USB1 VBUS is controlled by GPIO1[15], over-current is reported on GPIO2[4].
48*4882a593Smuzhiyun */
49*4882a593Smuzhiyun #define ON_BD_USB_DRV GPIO_TO_PIN(1, 15)
50*4882a593Smuzhiyun #define ON_BD_USB_OVC GPIO_TO_PIN(2, 4)
51*4882a593Smuzhiyun
52*4882a593Smuzhiyun static const short da830_evm_usb11_pins[] = {
53*4882a593Smuzhiyun DA830_GPIO1_15, DA830_GPIO2_4,
54*4882a593Smuzhiyun -1
55*4882a593Smuzhiyun };
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun static struct regulator_consumer_supply da830_evm_usb_supplies[] = {
58*4882a593Smuzhiyun REGULATOR_SUPPLY("vbus", NULL),
59*4882a593Smuzhiyun };
60*4882a593Smuzhiyun
61*4882a593Smuzhiyun static struct regulator_init_data da830_evm_usb_vbus_data = {
62*4882a593Smuzhiyun .consumer_supplies = da830_evm_usb_supplies,
63*4882a593Smuzhiyun .num_consumer_supplies = ARRAY_SIZE(da830_evm_usb_supplies),
64*4882a593Smuzhiyun .constraints = {
65*4882a593Smuzhiyun .valid_ops_mask = REGULATOR_CHANGE_STATUS,
66*4882a593Smuzhiyun },
67*4882a593Smuzhiyun };
68*4882a593Smuzhiyun
69*4882a593Smuzhiyun static struct fixed_voltage_config da830_evm_usb_vbus = {
70*4882a593Smuzhiyun .supply_name = "vbus",
71*4882a593Smuzhiyun .microvolts = 33000000,
72*4882a593Smuzhiyun .init_data = &da830_evm_usb_vbus_data,
73*4882a593Smuzhiyun };
74*4882a593Smuzhiyun
75*4882a593Smuzhiyun static struct platform_device da830_evm_usb_vbus_device = {
76*4882a593Smuzhiyun .name = "reg-fixed-voltage",
77*4882a593Smuzhiyun .id = 0,
78*4882a593Smuzhiyun .dev = {
79*4882a593Smuzhiyun .platform_data = &da830_evm_usb_vbus,
80*4882a593Smuzhiyun },
81*4882a593Smuzhiyun };
82*4882a593Smuzhiyun
83*4882a593Smuzhiyun static struct gpiod_lookup_table da830_evm_usb_oc_gpio_lookup = {
84*4882a593Smuzhiyun .dev_id = "ohci-da8xx",
85*4882a593Smuzhiyun .table = {
86*4882a593Smuzhiyun GPIO_LOOKUP("davinci_gpio", ON_BD_USB_OVC, "oc", 0),
87*4882a593Smuzhiyun { }
88*4882a593Smuzhiyun },
89*4882a593Smuzhiyun };
90*4882a593Smuzhiyun
91*4882a593Smuzhiyun static struct gpiod_lookup_table da830_evm_usb_vbus_gpio_lookup = {
92*4882a593Smuzhiyun .dev_id = "reg-fixed-voltage.0",
93*4882a593Smuzhiyun .table = {
94*4882a593Smuzhiyun GPIO_LOOKUP("davinci_gpio", ON_BD_USB_DRV, NULL, 0),
95*4882a593Smuzhiyun { }
96*4882a593Smuzhiyun },
97*4882a593Smuzhiyun };
98*4882a593Smuzhiyun
99*4882a593Smuzhiyun static struct gpiod_lookup_table *da830_evm_usb_gpio_lookups[] = {
100*4882a593Smuzhiyun &da830_evm_usb_oc_gpio_lookup,
101*4882a593Smuzhiyun &da830_evm_usb_vbus_gpio_lookup,
102*4882a593Smuzhiyun };
103*4882a593Smuzhiyun
104*4882a593Smuzhiyun static struct da8xx_ohci_root_hub da830_evm_usb11_pdata = {
105*4882a593Smuzhiyun /* TPS2065 switch @ 5V */
106*4882a593Smuzhiyun .potpgt = (3 + 1) / 2, /* 3 ms max */
107*4882a593Smuzhiyun };
108*4882a593Smuzhiyun
da830_evm_usb_init(void)109*4882a593Smuzhiyun static __init void da830_evm_usb_init(void)
110*4882a593Smuzhiyun {
111*4882a593Smuzhiyun int ret;
112*4882a593Smuzhiyun
113*4882a593Smuzhiyun ret = da8xx_register_usb_phy_clocks();
114*4882a593Smuzhiyun if (ret)
115*4882a593Smuzhiyun pr_warn("%s: USB PHY CLK registration failed: %d\n",
116*4882a593Smuzhiyun __func__, ret);
117*4882a593Smuzhiyun
118*4882a593Smuzhiyun gpiod_add_lookup_tables(da830_evm_usb_gpio_lookups,
119*4882a593Smuzhiyun ARRAY_SIZE(da830_evm_usb_gpio_lookups));
120*4882a593Smuzhiyun
121*4882a593Smuzhiyun ret = da8xx_register_usb_phy();
122*4882a593Smuzhiyun if (ret)
123*4882a593Smuzhiyun pr_warn("%s: USB PHY registration failed: %d\n",
124*4882a593Smuzhiyun __func__, ret);
125*4882a593Smuzhiyun
126*4882a593Smuzhiyun ret = davinci_cfg_reg(DA830_USB0_DRVVBUS);
127*4882a593Smuzhiyun if (ret)
128*4882a593Smuzhiyun pr_warn("%s: USB 2.0 PinMux setup failed: %d\n", __func__, ret);
129*4882a593Smuzhiyun else {
130*4882a593Smuzhiyun /*
131*4882a593Smuzhiyun * TPS2065 switch @ 5V supplies 1 A (sustains 1.5 A),
132*4882a593Smuzhiyun * with the power on to power good time of 3 ms.
133*4882a593Smuzhiyun */
134*4882a593Smuzhiyun ret = da8xx_register_usb20(1000, 3);
135*4882a593Smuzhiyun if (ret)
136*4882a593Smuzhiyun pr_warn("%s: USB 2.0 registration failed: %d\n",
137*4882a593Smuzhiyun __func__, ret);
138*4882a593Smuzhiyun }
139*4882a593Smuzhiyun
140*4882a593Smuzhiyun ret = davinci_cfg_reg_list(da830_evm_usb11_pins);
141*4882a593Smuzhiyun if (ret) {
142*4882a593Smuzhiyun pr_warn("%s: USB 1.1 PinMux setup failed: %d\n", __func__, ret);
143*4882a593Smuzhiyun return;
144*4882a593Smuzhiyun }
145*4882a593Smuzhiyun
146*4882a593Smuzhiyun ret = platform_device_register(&da830_evm_usb_vbus_device);
147*4882a593Smuzhiyun if (ret) {
148*4882a593Smuzhiyun pr_warn("%s: Unable to register the vbus supply\n", __func__);
149*4882a593Smuzhiyun return;
150*4882a593Smuzhiyun }
151*4882a593Smuzhiyun
152*4882a593Smuzhiyun ret = da8xx_register_usb11(&da830_evm_usb11_pdata);
153*4882a593Smuzhiyun if (ret)
154*4882a593Smuzhiyun pr_warn("%s: USB 1.1 registration failed: %d\n", __func__, ret);
155*4882a593Smuzhiyun }
156*4882a593Smuzhiyun
157*4882a593Smuzhiyun static const short da830_evm_mcasp1_pins[] = {
158*4882a593Smuzhiyun DA830_AHCLKX1, DA830_ACLKX1, DA830_AFSX1, DA830_AHCLKR1, DA830_AFSR1,
159*4882a593Smuzhiyun DA830_AMUTE1, DA830_AXR1_0, DA830_AXR1_1, DA830_AXR1_2, DA830_AXR1_5,
160*4882a593Smuzhiyun DA830_ACLKR1, DA830_AXR1_6, DA830_AXR1_7, DA830_AXR1_8, DA830_AXR1_10,
161*4882a593Smuzhiyun DA830_AXR1_11,
162*4882a593Smuzhiyun -1
163*4882a593Smuzhiyun };
164*4882a593Smuzhiyun
165*4882a593Smuzhiyun static u8 da830_iis_serializer_direction[] = {
166*4882a593Smuzhiyun RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
167*4882a593Smuzhiyun INACTIVE_MODE, TX_MODE, INACTIVE_MODE, INACTIVE_MODE,
168*4882a593Smuzhiyun INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
169*4882a593Smuzhiyun };
170*4882a593Smuzhiyun
171*4882a593Smuzhiyun static struct snd_platform_data da830_evm_snd_data = {
172*4882a593Smuzhiyun .tx_dma_offset = 0x2000,
173*4882a593Smuzhiyun .rx_dma_offset = 0x2000,
174*4882a593Smuzhiyun .op_mode = DAVINCI_MCASP_IIS_MODE,
175*4882a593Smuzhiyun .num_serializer = ARRAY_SIZE(da830_iis_serializer_direction),
176*4882a593Smuzhiyun .tdm_slots = 2,
177*4882a593Smuzhiyun .serial_dir = da830_iis_serializer_direction,
178*4882a593Smuzhiyun .asp_chan_q = EVENTQ_0,
179*4882a593Smuzhiyun .version = MCASP_VERSION_2,
180*4882a593Smuzhiyun .txnumevt = 1,
181*4882a593Smuzhiyun .rxnumevt = 1,
182*4882a593Smuzhiyun };
183*4882a593Smuzhiyun
184*4882a593Smuzhiyun /*
185*4882a593Smuzhiyun * GPIO2[1] is used as MMC_SD_WP and GPIO2[2] as MMC_SD_INS.
186*4882a593Smuzhiyun */
187*4882a593Smuzhiyun static const short da830_evm_mmc_sd_pins[] = {
188*4882a593Smuzhiyun DA830_MMCSD_DAT_0, DA830_MMCSD_DAT_1, DA830_MMCSD_DAT_2,
189*4882a593Smuzhiyun DA830_MMCSD_DAT_3, DA830_MMCSD_DAT_4, DA830_MMCSD_DAT_5,
190*4882a593Smuzhiyun DA830_MMCSD_DAT_6, DA830_MMCSD_DAT_7, DA830_MMCSD_CLK,
191*4882a593Smuzhiyun DA830_MMCSD_CMD, DA830_GPIO2_1, DA830_GPIO2_2,
192*4882a593Smuzhiyun -1
193*4882a593Smuzhiyun };
194*4882a593Smuzhiyun
195*4882a593Smuzhiyun #define DA830_MMCSD_WP_PIN GPIO_TO_PIN(2, 1)
196*4882a593Smuzhiyun #define DA830_MMCSD_CD_PIN GPIO_TO_PIN(2, 2)
197*4882a593Smuzhiyun
198*4882a593Smuzhiyun static struct gpiod_lookup_table mmc_gpios_table = {
199*4882a593Smuzhiyun .dev_id = "da830-mmc.0",
200*4882a593Smuzhiyun .table = {
201*4882a593Smuzhiyun /* gpio chip 1 contains gpio range 32-63 */
202*4882a593Smuzhiyun GPIO_LOOKUP("davinci_gpio", DA830_MMCSD_CD_PIN, "cd",
203*4882a593Smuzhiyun GPIO_ACTIVE_LOW),
204*4882a593Smuzhiyun GPIO_LOOKUP("davinci_gpio", DA830_MMCSD_WP_PIN, "wp",
205*4882a593Smuzhiyun GPIO_ACTIVE_LOW),
206*4882a593Smuzhiyun { }
207*4882a593Smuzhiyun },
208*4882a593Smuzhiyun };
209*4882a593Smuzhiyun
210*4882a593Smuzhiyun static struct davinci_mmc_config da830_evm_mmc_config = {
211*4882a593Smuzhiyun .wires = 8,
212*4882a593Smuzhiyun .max_freq = 50000000,
213*4882a593Smuzhiyun .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
214*4882a593Smuzhiyun };
215*4882a593Smuzhiyun
da830_evm_init_mmc(void)216*4882a593Smuzhiyun static inline void da830_evm_init_mmc(void)
217*4882a593Smuzhiyun {
218*4882a593Smuzhiyun int ret;
219*4882a593Smuzhiyun
220*4882a593Smuzhiyun ret = davinci_cfg_reg_list(da830_evm_mmc_sd_pins);
221*4882a593Smuzhiyun if (ret) {
222*4882a593Smuzhiyun pr_warn("%s: mmc/sd mux setup failed: %d\n", __func__, ret);
223*4882a593Smuzhiyun return;
224*4882a593Smuzhiyun }
225*4882a593Smuzhiyun
226*4882a593Smuzhiyun gpiod_add_lookup_table(&mmc_gpios_table);
227*4882a593Smuzhiyun
228*4882a593Smuzhiyun ret = da8xx_register_mmcsd0(&da830_evm_mmc_config);
229*4882a593Smuzhiyun if (ret) {
230*4882a593Smuzhiyun pr_warn("%s: mmc/sd registration failed: %d\n", __func__, ret);
231*4882a593Smuzhiyun gpiod_remove_lookup_table(&mmc_gpios_table);
232*4882a593Smuzhiyun }
233*4882a593Smuzhiyun }
234*4882a593Smuzhiyun
235*4882a593Smuzhiyun #define HAS_MMC IS_ENABLED(CONFIG_MMC_DAVINCI)
236*4882a593Smuzhiyun
237*4882a593Smuzhiyun #ifdef CONFIG_DA830_UI_NAND
238*4882a593Smuzhiyun static struct mtd_partition da830_evm_nand_partitions[] = {
239*4882a593Smuzhiyun /* bootloader (U-Boot, etc) in first sector */
240*4882a593Smuzhiyun [0] = {
241*4882a593Smuzhiyun .name = "bootloader",
242*4882a593Smuzhiyun .offset = 0,
243*4882a593Smuzhiyun .size = SZ_128K,
244*4882a593Smuzhiyun .mask_flags = MTD_WRITEABLE, /* force read-only */
245*4882a593Smuzhiyun },
246*4882a593Smuzhiyun /* bootloader params in the next sector */
247*4882a593Smuzhiyun [1] = {
248*4882a593Smuzhiyun .name = "params",
249*4882a593Smuzhiyun .offset = MTDPART_OFS_APPEND,
250*4882a593Smuzhiyun .size = SZ_128K,
251*4882a593Smuzhiyun .mask_flags = MTD_WRITEABLE, /* force read-only */
252*4882a593Smuzhiyun },
253*4882a593Smuzhiyun /* kernel */
254*4882a593Smuzhiyun [2] = {
255*4882a593Smuzhiyun .name = "kernel",
256*4882a593Smuzhiyun .offset = MTDPART_OFS_APPEND,
257*4882a593Smuzhiyun .size = SZ_2M,
258*4882a593Smuzhiyun .mask_flags = 0,
259*4882a593Smuzhiyun },
260*4882a593Smuzhiyun /* file system */
261*4882a593Smuzhiyun [3] = {
262*4882a593Smuzhiyun .name = "filesystem",
263*4882a593Smuzhiyun .offset = MTDPART_OFS_APPEND,
264*4882a593Smuzhiyun .size = MTDPART_SIZ_FULL,
265*4882a593Smuzhiyun .mask_flags = 0,
266*4882a593Smuzhiyun }
267*4882a593Smuzhiyun };
268*4882a593Smuzhiyun
269*4882a593Smuzhiyun /* flash bbt descriptors */
270*4882a593Smuzhiyun static uint8_t da830_evm_nand_bbt_pattern[] = { 'B', 'b', 't', '0' };
271*4882a593Smuzhiyun static uint8_t da830_evm_nand_mirror_pattern[] = { '1', 't', 'b', 'B' };
272*4882a593Smuzhiyun
273*4882a593Smuzhiyun static struct nand_bbt_descr da830_evm_nand_bbt_main_descr = {
274*4882a593Smuzhiyun .options = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
275*4882a593Smuzhiyun NAND_BBT_WRITE | NAND_BBT_2BIT |
276*4882a593Smuzhiyun NAND_BBT_VERSION | NAND_BBT_PERCHIP,
277*4882a593Smuzhiyun .offs = 2,
278*4882a593Smuzhiyun .len = 4,
279*4882a593Smuzhiyun .veroffs = 16,
280*4882a593Smuzhiyun .maxblocks = 4,
281*4882a593Smuzhiyun .pattern = da830_evm_nand_bbt_pattern
282*4882a593Smuzhiyun };
283*4882a593Smuzhiyun
284*4882a593Smuzhiyun static struct nand_bbt_descr da830_evm_nand_bbt_mirror_descr = {
285*4882a593Smuzhiyun .options = NAND_BBT_LASTBLOCK | NAND_BBT_CREATE |
286*4882a593Smuzhiyun NAND_BBT_WRITE | NAND_BBT_2BIT |
287*4882a593Smuzhiyun NAND_BBT_VERSION | NAND_BBT_PERCHIP,
288*4882a593Smuzhiyun .offs = 2,
289*4882a593Smuzhiyun .len = 4,
290*4882a593Smuzhiyun .veroffs = 16,
291*4882a593Smuzhiyun .maxblocks = 4,
292*4882a593Smuzhiyun .pattern = da830_evm_nand_mirror_pattern
293*4882a593Smuzhiyun };
294*4882a593Smuzhiyun
295*4882a593Smuzhiyun static struct davinci_aemif_timing da830_evm_nandflash_timing = {
296*4882a593Smuzhiyun .wsetup = 24,
297*4882a593Smuzhiyun .wstrobe = 21,
298*4882a593Smuzhiyun .whold = 14,
299*4882a593Smuzhiyun .rsetup = 19,
300*4882a593Smuzhiyun .rstrobe = 50,
301*4882a593Smuzhiyun .rhold = 0,
302*4882a593Smuzhiyun .ta = 20,
303*4882a593Smuzhiyun };
304*4882a593Smuzhiyun
305*4882a593Smuzhiyun static struct davinci_nand_pdata da830_evm_nand_pdata = {
306*4882a593Smuzhiyun .core_chipsel = 1,
307*4882a593Smuzhiyun .parts = da830_evm_nand_partitions,
308*4882a593Smuzhiyun .nr_parts = ARRAY_SIZE(da830_evm_nand_partitions),
309*4882a593Smuzhiyun .engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST,
310*4882a593Smuzhiyun .ecc_bits = 4,
311*4882a593Smuzhiyun .bbt_options = NAND_BBT_USE_FLASH,
312*4882a593Smuzhiyun .bbt_td = &da830_evm_nand_bbt_main_descr,
313*4882a593Smuzhiyun .bbt_md = &da830_evm_nand_bbt_mirror_descr,
314*4882a593Smuzhiyun .timing = &da830_evm_nandflash_timing,
315*4882a593Smuzhiyun };
316*4882a593Smuzhiyun
317*4882a593Smuzhiyun static struct resource da830_evm_nand_resources[] = {
318*4882a593Smuzhiyun [0] = { /* First memory resource is NAND I/O window */
319*4882a593Smuzhiyun .start = DA8XX_AEMIF_CS3_BASE,
320*4882a593Smuzhiyun .end = DA8XX_AEMIF_CS3_BASE + PAGE_SIZE - 1,
321*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
322*4882a593Smuzhiyun },
323*4882a593Smuzhiyun [1] = { /* Second memory resource is AEMIF control registers */
324*4882a593Smuzhiyun .start = DA8XX_AEMIF_CTL_BASE,
325*4882a593Smuzhiyun .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
326*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
327*4882a593Smuzhiyun },
328*4882a593Smuzhiyun };
329*4882a593Smuzhiyun
330*4882a593Smuzhiyun static struct platform_device da830_evm_aemif_devices[] = {
331*4882a593Smuzhiyun {
332*4882a593Smuzhiyun .name = "davinci_nand",
333*4882a593Smuzhiyun .id = 1,
334*4882a593Smuzhiyun .dev = {
335*4882a593Smuzhiyun .platform_data = &da830_evm_nand_pdata,
336*4882a593Smuzhiyun },
337*4882a593Smuzhiyun .num_resources = ARRAY_SIZE(da830_evm_nand_resources),
338*4882a593Smuzhiyun .resource = da830_evm_nand_resources,
339*4882a593Smuzhiyun },
340*4882a593Smuzhiyun };
341*4882a593Smuzhiyun
342*4882a593Smuzhiyun static struct resource da830_evm_aemif_resource[] = {
343*4882a593Smuzhiyun {
344*4882a593Smuzhiyun .start = DA8XX_AEMIF_CTL_BASE,
345*4882a593Smuzhiyun .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
346*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
347*4882a593Smuzhiyun },
348*4882a593Smuzhiyun };
349*4882a593Smuzhiyun
350*4882a593Smuzhiyun static struct aemif_abus_data da830_evm_aemif_abus_data[] = {
351*4882a593Smuzhiyun {
352*4882a593Smuzhiyun .cs = 3,
353*4882a593Smuzhiyun },
354*4882a593Smuzhiyun };
355*4882a593Smuzhiyun
356*4882a593Smuzhiyun static struct aemif_platform_data da830_evm_aemif_pdata = {
357*4882a593Smuzhiyun .abus_data = da830_evm_aemif_abus_data,
358*4882a593Smuzhiyun .num_abus_data = ARRAY_SIZE(da830_evm_aemif_abus_data),
359*4882a593Smuzhiyun .sub_devices = da830_evm_aemif_devices,
360*4882a593Smuzhiyun .num_sub_devices = ARRAY_SIZE(da830_evm_aemif_devices),
361*4882a593Smuzhiyun .cs_offset = 2,
362*4882a593Smuzhiyun };
363*4882a593Smuzhiyun
364*4882a593Smuzhiyun static struct platform_device da830_evm_aemif_device = {
365*4882a593Smuzhiyun .name = "ti-aemif",
366*4882a593Smuzhiyun .id = -1,
367*4882a593Smuzhiyun .dev = {
368*4882a593Smuzhiyun .platform_data = &da830_evm_aemif_pdata,
369*4882a593Smuzhiyun },
370*4882a593Smuzhiyun .resource = da830_evm_aemif_resource,
371*4882a593Smuzhiyun .num_resources = ARRAY_SIZE(da830_evm_aemif_resource),
372*4882a593Smuzhiyun };
373*4882a593Smuzhiyun
374*4882a593Smuzhiyun /*
375*4882a593Smuzhiyun * UI board NAND/NOR flashes only use 8-bit data bus.
376*4882a593Smuzhiyun */
377*4882a593Smuzhiyun static const short da830_evm_emif25_pins[] = {
378*4882a593Smuzhiyun DA830_EMA_D_0, DA830_EMA_D_1, DA830_EMA_D_2, DA830_EMA_D_3,
379*4882a593Smuzhiyun DA830_EMA_D_4, DA830_EMA_D_5, DA830_EMA_D_6, DA830_EMA_D_7,
380*4882a593Smuzhiyun DA830_EMA_A_0, DA830_EMA_A_1, DA830_EMA_A_2, DA830_EMA_A_3,
381*4882a593Smuzhiyun DA830_EMA_A_4, DA830_EMA_A_5, DA830_EMA_A_6, DA830_EMA_A_7,
382*4882a593Smuzhiyun DA830_EMA_A_8, DA830_EMA_A_9, DA830_EMA_A_10, DA830_EMA_A_11,
383*4882a593Smuzhiyun DA830_EMA_A_12, DA830_EMA_BA_0, DA830_EMA_BA_1, DA830_NEMA_WE,
384*4882a593Smuzhiyun DA830_NEMA_CS_2, DA830_NEMA_CS_3, DA830_NEMA_OE, DA830_EMA_WAIT_0,
385*4882a593Smuzhiyun -1
386*4882a593Smuzhiyun };
387*4882a593Smuzhiyun
da830_evm_init_nand(int mux_mode)388*4882a593Smuzhiyun static inline void da830_evm_init_nand(int mux_mode)
389*4882a593Smuzhiyun {
390*4882a593Smuzhiyun int ret;
391*4882a593Smuzhiyun
392*4882a593Smuzhiyun if (HAS_MMC) {
393*4882a593Smuzhiyun pr_warn("WARNING: both MMC/SD and NAND are enabled, but they share AEMIF pins\n"
394*4882a593Smuzhiyun "\tDisable MMC/SD for NAND support\n");
395*4882a593Smuzhiyun return;
396*4882a593Smuzhiyun }
397*4882a593Smuzhiyun
398*4882a593Smuzhiyun ret = davinci_cfg_reg_list(da830_evm_emif25_pins);
399*4882a593Smuzhiyun if (ret)
400*4882a593Smuzhiyun pr_warn("%s: emif25 mux setup failed: %d\n", __func__, ret);
401*4882a593Smuzhiyun
402*4882a593Smuzhiyun ret = platform_device_register(&da830_evm_aemif_device);
403*4882a593Smuzhiyun if (ret)
404*4882a593Smuzhiyun pr_warn("%s: AEMIF device not registered\n", __func__);
405*4882a593Smuzhiyun
406*4882a593Smuzhiyun gpio_direction_output(mux_mode, 1);
407*4882a593Smuzhiyun }
408*4882a593Smuzhiyun #else
da830_evm_init_nand(int mux_mode)409*4882a593Smuzhiyun static inline void da830_evm_init_nand(int mux_mode) { }
410*4882a593Smuzhiyun #endif
411*4882a593Smuzhiyun
412*4882a593Smuzhiyun #ifdef CONFIG_DA830_UI_LCD
da830_evm_init_lcdc(int mux_mode)413*4882a593Smuzhiyun static inline void da830_evm_init_lcdc(int mux_mode)
414*4882a593Smuzhiyun {
415*4882a593Smuzhiyun int ret;
416*4882a593Smuzhiyun
417*4882a593Smuzhiyun ret = davinci_cfg_reg_list(da830_lcdcntl_pins);
418*4882a593Smuzhiyun if (ret)
419*4882a593Smuzhiyun pr_warn("%s: lcdcntl mux setup failed: %d\n", __func__, ret);
420*4882a593Smuzhiyun
421*4882a593Smuzhiyun ret = da8xx_register_lcdc(&sharp_lcd035q3dg01_pdata);
422*4882a593Smuzhiyun if (ret)
423*4882a593Smuzhiyun pr_warn("%s: lcd setup failed: %d\n", __func__, ret);
424*4882a593Smuzhiyun
425*4882a593Smuzhiyun gpio_direction_output(mux_mode, 0);
426*4882a593Smuzhiyun }
427*4882a593Smuzhiyun #else
da830_evm_init_lcdc(int mux_mode)428*4882a593Smuzhiyun static inline void da830_evm_init_lcdc(int mux_mode) { }
429*4882a593Smuzhiyun #endif
430*4882a593Smuzhiyun
431*4882a593Smuzhiyun static struct nvmem_cell_info da830_evm_nvmem_cells[] = {
432*4882a593Smuzhiyun {
433*4882a593Smuzhiyun .name = "macaddr",
434*4882a593Smuzhiyun .offset = 0x7f00,
435*4882a593Smuzhiyun .bytes = ETH_ALEN,
436*4882a593Smuzhiyun }
437*4882a593Smuzhiyun };
438*4882a593Smuzhiyun
439*4882a593Smuzhiyun static struct nvmem_cell_table da830_evm_nvmem_cell_table = {
440*4882a593Smuzhiyun .nvmem_name = "1-00500",
441*4882a593Smuzhiyun .cells = da830_evm_nvmem_cells,
442*4882a593Smuzhiyun .ncells = ARRAY_SIZE(da830_evm_nvmem_cells),
443*4882a593Smuzhiyun };
444*4882a593Smuzhiyun
445*4882a593Smuzhiyun static struct nvmem_cell_lookup da830_evm_nvmem_cell_lookup = {
446*4882a593Smuzhiyun .nvmem_name = "1-00500",
447*4882a593Smuzhiyun .cell_name = "macaddr",
448*4882a593Smuzhiyun .dev_id = "davinci_emac.1",
449*4882a593Smuzhiyun .con_id = "mac-address",
450*4882a593Smuzhiyun };
451*4882a593Smuzhiyun
452*4882a593Smuzhiyun static const struct property_entry da830_evm_i2c_eeprom_properties[] = {
453*4882a593Smuzhiyun PROPERTY_ENTRY_U32("pagesize", 64),
454*4882a593Smuzhiyun { }
455*4882a593Smuzhiyun };
456*4882a593Smuzhiyun
da830_evm_ui_expander_setup(struct i2c_client * client,int gpio,unsigned ngpio,void * context)457*4882a593Smuzhiyun static int __init da830_evm_ui_expander_setup(struct i2c_client *client,
458*4882a593Smuzhiyun int gpio, unsigned ngpio, void *context)
459*4882a593Smuzhiyun {
460*4882a593Smuzhiyun gpio_request(gpio + 6, "UI MUX_MODE");
461*4882a593Smuzhiyun
462*4882a593Smuzhiyun /* Drive mux mode low to match the default without UI card */
463*4882a593Smuzhiyun gpio_direction_output(gpio + 6, 0);
464*4882a593Smuzhiyun
465*4882a593Smuzhiyun da830_evm_init_lcdc(gpio + 6);
466*4882a593Smuzhiyun
467*4882a593Smuzhiyun da830_evm_init_nand(gpio + 6);
468*4882a593Smuzhiyun
469*4882a593Smuzhiyun return 0;
470*4882a593Smuzhiyun }
471*4882a593Smuzhiyun
da830_evm_ui_expander_teardown(struct i2c_client * client,int gpio,unsigned ngpio,void * context)472*4882a593Smuzhiyun static int da830_evm_ui_expander_teardown(struct i2c_client *client, int gpio,
473*4882a593Smuzhiyun unsigned ngpio, void *context)
474*4882a593Smuzhiyun {
475*4882a593Smuzhiyun gpio_free(gpio + 6);
476*4882a593Smuzhiyun return 0;
477*4882a593Smuzhiyun }
478*4882a593Smuzhiyun
479*4882a593Smuzhiyun static struct pcf857x_platform_data __initdata da830_evm_ui_expander_info = {
480*4882a593Smuzhiyun .gpio_base = DAVINCI_N_GPIO,
481*4882a593Smuzhiyun .setup = da830_evm_ui_expander_setup,
482*4882a593Smuzhiyun .teardown = da830_evm_ui_expander_teardown,
483*4882a593Smuzhiyun };
484*4882a593Smuzhiyun
485*4882a593Smuzhiyun static struct i2c_board_info __initdata da830_evm_i2c_devices[] = {
486*4882a593Smuzhiyun {
487*4882a593Smuzhiyun I2C_BOARD_INFO("24c256", 0x50),
488*4882a593Smuzhiyun .properties = da830_evm_i2c_eeprom_properties,
489*4882a593Smuzhiyun },
490*4882a593Smuzhiyun {
491*4882a593Smuzhiyun I2C_BOARD_INFO("tlv320aic3x", 0x18),
492*4882a593Smuzhiyun },
493*4882a593Smuzhiyun {
494*4882a593Smuzhiyun I2C_BOARD_INFO("pcf8574", 0x3f),
495*4882a593Smuzhiyun .platform_data = &da830_evm_ui_expander_info,
496*4882a593Smuzhiyun },
497*4882a593Smuzhiyun };
498*4882a593Smuzhiyun
499*4882a593Smuzhiyun static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = {
500*4882a593Smuzhiyun .bus_freq = 100, /* kHz */
501*4882a593Smuzhiyun .bus_delay = 0, /* usec */
502*4882a593Smuzhiyun };
503*4882a593Smuzhiyun
504*4882a593Smuzhiyun /*
505*4882a593Smuzhiyun * The following EDMA channels/slots are not being used by drivers (for
506*4882a593Smuzhiyun * example: Timer, GPIO, UART events etc) on da830/omap-l137 EVM, hence
507*4882a593Smuzhiyun * they are being reserved for codecs on the DSP side.
508*4882a593Smuzhiyun */
509*4882a593Smuzhiyun static const s16 da830_dma_rsv_chans[][2] = {
510*4882a593Smuzhiyun /* (offset, number) */
511*4882a593Smuzhiyun { 8, 2},
512*4882a593Smuzhiyun {12, 2},
513*4882a593Smuzhiyun {24, 4},
514*4882a593Smuzhiyun {30, 2},
515*4882a593Smuzhiyun {-1, -1}
516*4882a593Smuzhiyun };
517*4882a593Smuzhiyun
518*4882a593Smuzhiyun static const s16 da830_dma_rsv_slots[][2] = {
519*4882a593Smuzhiyun /* (offset, number) */
520*4882a593Smuzhiyun { 8, 2},
521*4882a593Smuzhiyun {12, 2},
522*4882a593Smuzhiyun {24, 4},
523*4882a593Smuzhiyun {30, 26},
524*4882a593Smuzhiyun {-1, -1}
525*4882a593Smuzhiyun };
526*4882a593Smuzhiyun
527*4882a593Smuzhiyun static struct edma_rsv_info da830_edma_rsv[] = {
528*4882a593Smuzhiyun {
529*4882a593Smuzhiyun .rsv_chans = da830_dma_rsv_chans,
530*4882a593Smuzhiyun .rsv_slots = da830_dma_rsv_slots,
531*4882a593Smuzhiyun },
532*4882a593Smuzhiyun };
533*4882a593Smuzhiyun
534*4882a593Smuzhiyun static struct mtd_partition da830evm_spiflash_part[] = {
535*4882a593Smuzhiyun [0] = {
536*4882a593Smuzhiyun .name = "DSP-UBL",
537*4882a593Smuzhiyun .offset = 0,
538*4882a593Smuzhiyun .size = SZ_8K,
539*4882a593Smuzhiyun .mask_flags = MTD_WRITEABLE,
540*4882a593Smuzhiyun },
541*4882a593Smuzhiyun [1] = {
542*4882a593Smuzhiyun .name = "ARM-UBL",
543*4882a593Smuzhiyun .offset = MTDPART_OFS_APPEND,
544*4882a593Smuzhiyun .size = SZ_16K + SZ_8K,
545*4882a593Smuzhiyun .mask_flags = MTD_WRITEABLE,
546*4882a593Smuzhiyun },
547*4882a593Smuzhiyun [2] = {
548*4882a593Smuzhiyun .name = "U-Boot",
549*4882a593Smuzhiyun .offset = MTDPART_OFS_APPEND,
550*4882a593Smuzhiyun .size = SZ_256K - SZ_32K,
551*4882a593Smuzhiyun .mask_flags = MTD_WRITEABLE,
552*4882a593Smuzhiyun },
553*4882a593Smuzhiyun [3] = {
554*4882a593Smuzhiyun .name = "U-Boot-Environment",
555*4882a593Smuzhiyun .offset = MTDPART_OFS_APPEND,
556*4882a593Smuzhiyun .size = SZ_16K,
557*4882a593Smuzhiyun .mask_flags = 0,
558*4882a593Smuzhiyun },
559*4882a593Smuzhiyun [4] = {
560*4882a593Smuzhiyun .name = "Kernel",
561*4882a593Smuzhiyun .offset = MTDPART_OFS_APPEND,
562*4882a593Smuzhiyun .size = MTDPART_SIZ_FULL,
563*4882a593Smuzhiyun .mask_flags = 0,
564*4882a593Smuzhiyun },
565*4882a593Smuzhiyun };
566*4882a593Smuzhiyun
567*4882a593Smuzhiyun static struct flash_platform_data da830evm_spiflash_data = {
568*4882a593Smuzhiyun .name = "m25p80",
569*4882a593Smuzhiyun .parts = da830evm_spiflash_part,
570*4882a593Smuzhiyun .nr_parts = ARRAY_SIZE(da830evm_spiflash_part),
571*4882a593Smuzhiyun .type = "w25x32",
572*4882a593Smuzhiyun };
573*4882a593Smuzhiyun
574*4882a593Smuzhiyun static struct davinci_spi_config da830evm_spiflash_cfg = {
575*4882a593Smuzhiyun .io_type = SPI_IO_TYPE_DMA,
576*4882a593Smuzhiyun .c2tdelay = 8,
577*4882a593Smuzhiyun .t2cdelay = 8,
578*4882a593Smuzhiyun };
579*4882a593Smuzhiyun
580*4882a593Smuzhiyun static struct spi_board_info da830evm_spi_info[] = {
581*4882a593Smuzhiyun {
582*4882a593Smuzhiyun .modalias = "m25p80",
583*4882a593Smuzhiyun .platform_data = &da830evm_spiflash_data,
584*4882a593Smuzhiyun .controller_data = &da830evm_spiflash_cfg,
585*4882a593Smuzhiyun .mode = SPI_MODE_0,
586*4882a593Smuzhiyun .max_speed_hz = 30000000,
587*4882a593Smuzhiyun .bus_num = 0,
588*4882a593Smuzhiyun .chip_select = 0,
589*4882a593Smuzhiyun },
590*4882a593Smuzhiyun };
591*4882a593Smuzhiyun
da830_evm_init(void)592*4882a593Smuzhiyun static __init void da830_evm_init(void)
593*4882a593Smuzhiyun {
594*4882a593Smuzhiyun struct davinci_soc_info *soc_info = &davinci_soc_info;
595*4882a593Smuzhiyun int ret;
596*4882a593Smuzhiyun
597*4882a593Smuzhiyun da830_register_clocks();
598*4882a593Smuzhiyun
599*4882a593Smuzhiyun ret = da830_register_gpio();
600*4882a593Smuzhiyun if (ret)
601*4882a593Smuzhiyun pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
602*4882a593Smuzhiyun
603*4882a593Smuzhiyun ret = da830_register_edma(da830_edma_rsv);
604*4882a593Smuzhiyun if (ret)
605*4882a593Smuzhiyun pr_warn("%s: edma registration failed: %d\n", __func__, ret);
606*4882a593Smuzhiyun
607*4882a593Smuzhiyun ret = davinci_cfg_reg_list(da830_i2c0_pins);
608*4882a593Smuzhiyun if (ret)
609*4882a593Smuzhiyun pr_warn("%s: i2c0 mux setup failed: %d\n", __func__, ret);
610*4882a593Smuzhiyun
611*4882a593Smuzhiyun ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);
612*4882a593Smuzhiyun if (ret)
613*4882a593Smuzhiyun pr_warn("%s: i2c0 registration failed: %d\n", __func__, ret);
614*4882a593Smuzhiyun
615*4882a593Smuzhiyun da830_evm_usb_init();
616*4882a593Smuzhiyun
617*4882a593Smuzhiyun soc_info->emac_pdata->rmii_en = 1;
618*4882a593Smuzhiyun soc_info->emac_pdata->phy_id = DA830_EVM_PHY_ID;
619*4882a593Smuzhiyun
620*4882a593Smuzhiyun ret = davinci_cfg_reg_list(da830_cpgmac_pins);
621*4882a593Smuzhiyun if (ret)
622*4882a593Smuzhiyun pr_warn("%s: cpgmac mux setup failed: %d\n", __func__, ret);
623*4882a593Smuzhiyun
624*4882a593Smuzhiyun ret = da8xx_register_emac();
625*4882a593Smuzhiyun if (ret)
626*4882a593Smuzhiyun pr_warn("%s: emac registration failed: %d\n", __func__, ret);
627*4882a593Smuzhiyun
628*4882a593Smuzhiyun ret = da8xx_register_watchdog();
629*4882a593Smuzhiyun if (ret)
630*4882a593Smuzhiyun pr_warn("%s: watchdog registration failed: %d\n",
631*4882a593Smuzhiyun __func__, ret);
632*4882a593Smuzhiyun
633*4882a593Smuzhiyun davinci_serial_init(da8xx_serial_device);
634*4882a593Smuzhiyun
635*4882a593Smuzhiyun nvmem_add_cell_table(&da830_evm_nvmem_cell_table);
636*4882a593Smuzhiyun nvmem_add_cell_lookups(&da830_evm_nvmem_cell_lookup, 1);
637*4882a593Smuzhiyun
638*4882a593Smuzhiyun i2c_register_board_info(1, da830_evm_i2c_devices,
639*4882a593Smuzhiyun ARRAY_SIZE(da830_evm_i2c_devices));
640*4882a593Smuzhiyun
641*4882a593Smuzhiyun ret = davinci_cfg_reg_list(da830_evm_mcasp1_pins);
642*4882a593Smuzhiyun if (ret)
643*4882a593Smuzhiyun pr_warn("%s: mcasp1 mux setup failed: %d\n", __func__, ret);
644*4882a593Smuzhiyun
645*4882a593Smuzhiyun da8xx_register_mcasp(1, &da830_evm_snd_data);
646*4882a593Smuzhiyun
647*4882a593Smuzhiyun da830_evm_init_mmc();
648*4882a593Smuzhiyun
649*4882a593Smuzhiyun ret = da8xx_register_rtc();
650*4882a593Smuzhiyun if (ret)
651*4882a593Smuzhiyun pr_warn("%s: rtc setup failed: %d\n", __func__, ret);
652*4882a593Smuzhiyun
653*4882a593Smuzhiyun ret = spi_register_board_info(da830evm_spi_info,
654*4882a593Smuzhiyun ARRAY_SIZE(da830evm_spi_info));
655*4882a593Smuzhiyun if (ret)
656*4882a593Smuzhiyun pr_warn("%s: spi info registration failed: %d\n",
657*4882a593Smuzhiyun __func__, ret);
658*4882a593Smuzhiyun
659*4882a593Smuzhiyun ret = da8xx_register_spi_bus(0, ARRAY_SIZE(da830evm_spi_info));
660*4882a593Smuzhiyun if (ret)
661*4882a593Smuzhiyun pr_warn("%s: spi 0 registration failed: %d\n", __func__, ret);
662*4882a593Smuzhiyun
663*4882a593Smuzhiyun regulator_has_full_constraints();
664*4882a593Smuzhiyun }
665*4882a593Smuzhiyun
666*4882a593Smuzhiyun #ifdef CONFIG_SERIAL_8250_CONSOLE
da830_evm_console_init(void)667*4882a593Smuzhiyun static int __init da830_evm_console_init(void)
668*4882a593Smuzhiyun {
669*4882a593Smuzhiyun if (!machine_is_davinci_da830_evm())
670*4882a593Smuzhiyun return 0;
671*4882a593Smuzhiyun
672*4882a593Smuzhiyun return add_preferred_console("ttyS", 2, "115200");
673*4882a593Smuzhiyun }
674*4882a593Smuzhiyun console_initcall(da830_evm_console_init);
675*4882a593Smuzhiyun #endif
676*4882a593Smuzhiyun
da830_evm_map_io(void)677*4882a593Smuzhiyun static void __init da830_evm_map_io(void)
678*4882a593Smuzhiyun {
679*4882a593Smuzhiyun da830_init();
680*4882a593Smuzhiyun }
681*4882a593Smuzhiyun
682*4882a593Smuzhiyun MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM")
683*4882a593Smuzhiyun .atag_offset = 0x100,
684*4882a593Smuzhiyun .map_io = da830_evm_map_io,
685*4882a593Smuzhiyun .init_irq = da830_init_irq,
686*4882a593Smuzhiyun .init_time = da830_init_time,
687*4882a593Smuzhiyun .init_machine = da830_evm_init,
688*4882a593Smuzhiyun .init_late = davinci_init_late,
689*4882a593Smuzhiyun .dma_zone_size = SZ_128M,
690*4882a593Smuzhiyun MACHINE_END
691