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59189a8b TH |
1 | /* |
2 | * Copyright (C) 2013 Gateworks Corporation | |
3 | * | |
4 | * Author: Tim Harvey <tharvey@gateworks.com> | |
5 | * | |
6 | * SPDX-License-Identifier: GPL-2.0+ | |
7 | */ | |
8 | ||
9 | #include <common.h> | |
59189a8b | 10 | #include <asm/arch/clock.h> |
e56c5791 | 11 | #include <asm/arch/crm_regs.h> |
59189a8b TH |
12 | #include <asm/arch/iomux.h> |
13 | #include <asm/arch/mx6-pins.h> | |
7a278f9f | 14 | #include <asm/arch/mxc_hdmi.h> |
59189a8b TH |
15 | #include <asm/arch/sys_proto.h> |
16 | #include <asm/gpio.h> | |
552a848e SB |
17 | #include <asm/mach-imx/boot_mode.h> |
18 | #include <asm/mach-imx/sata.h> | |
19 | #include <asm/mach-imx/spi.h> | |
20 | #include <asm/mach-imx/video.h> | |
e56c5791 | 21 | #include <asm/io.h> |
5d982856 | 22 | #include <asm/setup.h> |
e56c5791 | 23 | #include <dm.h> |
d41c8c8e | 24 | #include <dm/platform_data/serial_mxc.h> |
f17a9af8 | 25 | #include <hwconfig.h> |
59189a8b | 26 | #include <i2c.h> |
59189a8b TH |
27 | #include <fdt_support.h> |
28 | #include <fsl_esdhc.h> | |
e56c5791 TH |
29 | #include <jffs2/load_kernel.h> |
30 | #include <linux/ctype.h> | |
59189a8b | 31 | #include <miiphy.h> |
59189a8b TH |
32 | #include <mtd_node.h> |
33 | #include <netdev.h> | |
dad08286 | 34 | #include <pci.h> |
59189a8b | 35 | #include <power/pmic.h> |
234d89da | 36 | #include <power/ltc3676_pmic.h> |
59189a8b | 37 | #include <power/pfuze100_pmic.h> |
59189a8b TH |
38 | #include <fdt_support.h> |
39 | #include <jffs2/load_kernel.h> | |
40 | #include <spi_flash.h> | |
41 | ||
42 | #include "gsc.h" | |
e56c5791 | 43 | #include "common.h" |
59189a8b TH |
44 | |
45 | DECLARE_GLOBAL_DATA_PTR; | |
46 | ||
d9d41492 | 47 | |
59189a8b TH |
48 | /* |
49 | * EEPROM board info struct populated by read_eeprom so that we only have to | |
50 | * read it once. | |
51 | */ | |
9c0fe83e | 52 | struct ventana_board_info ventana_info; |
59189a8b | 53 | |
1274bd2c | 54 | static int board_type; |
59189a8b | 55 | |
59189a8b | 56 | /* ENET */ |
1274bd2c | 57 | static iomux_v3_cfg_t const enet_pads[] = { |
680e8db4 TH |
58 | IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), |
59 | IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
60 | IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
61 | IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
62 | IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
63 | IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
64 | IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
65 | IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | | |
66 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
67 | IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | | |
68 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
69 | IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
70 | IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
71 | IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
72 | IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
73 | IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
74 | IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | | |
75 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
59189a8b | 76 | /* PHY nRST */ |
d9d41492 | 77 | IOMUX_PADS(PAD_ENET_TXD0__GPIO1_IO30 | DIO_PAD_CFG), |
59189a8b TH |
78 | }; |
79 | ||
9ba8b9bd | 80 | #ifdef CONFIG_CMD_NAND |
1274bd2c | 81 | static iomux_v3_cfg_t const nfc_pads[] = { |
680e8db4 TH |
82 | IOMUX_PADS(PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL)), |
83 | IOMUX_PADS(PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
84 | IOMUX_PADS(PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
85 | IOMUX_PADS(PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
86 | IOMUX_PADS(PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
87 | IOMUX_PADS(PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
88 | IOMUX_PADS(PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
89 | IOMUX_PADS(PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
90 | IOMUX_PADS(PAD_NANDF_D1__NAND_DATA01 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
91 | IOMUX_PADS(PAD_NANDF_D2__NAND_DATA02 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
92 | IOMUX_PADS(PAD_NANDF_D3__NAND_DATA03 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
93 | IOMUX_PADS(PAD_NANDF_D4__NAND_DATA04 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
94 | IOMUX_PADS(PAD_NANDF_D5__NAND_DATA05 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
95 | IOMUX_PADS(PAD_NANDF_D6__NAND_DATA06 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
96 | IOMUX_PADS(PAD_NANDF_D7__NAND_DATA07 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
59189a8b TH |
97 | }; |
98 | ||
59189a8b TH |
99 | static void setup_gpmi_nand(void) |
100 | { | |
101 | struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
102 | ||
103 | /* config gpmi nand iomux */ | |
680e8db4 | 104 | SETUP_IOMUX_PADS(nfc_pads); |
59189a8b TH |
105 | |
106 | /* config gpmi and bch clock to 100 MHz */ | |
107 | clrsetbits_le32(&mxc_ccm->cs2cdr, | |
108 | MXC_CCM_CS2CDR_ENFC_CLK_PODF_MASK | | |
109 | MXC_CCM_CS2CDR_ENFC_CLK_PRED_MASK | | |
110 | MXC_CCM_CS2CDR_ENFC_CLK_SEL_MASK, | |
111 | MXC_CCM_CS2CDR_ENFC_CLK_PODF(0) | | |
112 | MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) | | |
113 | MXC_CCM_CS2CDR_ENFC_CLK_SEL(3)); | |
114 | ||
115 | /* enable gpmi and bch clock gating */ | |
116 | setbits_le32(&mxc_ccm->CCGR4, | |
117 | MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK | | |
118 | MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_BCH_MASK | | |
119 | MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_GPMI_IO_MASK | | |
120 | MXC_CCM_CCGR4_RAWNAND_U_GPMI_INPUT_APB_MASK | | |
121 | MXC_CCM_CCGR4_PL301_MX6QPER1_BCH_OFFSET); | |
122 | ||
123 | /* enable apbh clock gating */ | |
124 | setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK); | |
125 | } | |
126 | #endif | |
127 | ||
def60315 | 128 | static void setup_iomux_enet(int gpio) |
59189a8b | 129 | { |
680e8db4 | 130 | SETUP_IOMUX_PADS(enet_pads); |
59189a8b TH |
131 | |
132 | /* toggle PHY_RST# */ | |
def60315 TH |
133 | gpio_request(gpio, "phy_rst#"); |
134 | gpio_direction_output(gpio, 0); | |
8d1a6ff8 | 135 | mdelay(10); |
def60315 | 136 | gpio_set_value(gpio, 1); |
8d1a6ff8 | 137 | mdelay(100); |
59189a8b TH |
138 | } |
139 | ||
59189a8b | 140 | #ifdef CONFIG_USB_EHCI_MX6 |
1274bd2c | 141 | static iomux_v3_cfg_t const usb_pads[] = { |
d9d41492 TH |
142 | IOMUX_PADS(PAD_GPIO_1__USB_OTG_ID | DIO_PAD_CFG), |
143 | IOMUX_PADS(PAD_KEY_COL4__USB_OTG_OC | DIO_PAD_CFG), | |
680e8db4 | 144 | /* OTG PWR */ |
d9d41492 | 145 | IOMUX_PADS(PAD_EIM_D22__GPIO3_IO22 | DIO_PAD_CFG), |
59189a8b TH |
146 | }; |
147 | ||
148 | int board_ehci_hcd_init(int port) | |
149 | { | |
def60315 | 150 | int gpio; |
59189a8b | 151 | |
680e8db4 | 152 | SETUP_IOMUX_PADS(usb_pads); |
59189a8b | 153 | |
9a83a815 TH |
154 | /* Reset USB HUB */ |
155 | switch (board_type) { | |
156 | case GW53xx: | |
157 | case GW552x: | |
def60315 | 158 | gpio = (IMX_GPIO_NR(1, 9)); |
59189a8b | 159 | break; |
9a83a815 TH |
160 | case GW54proto: |
161 | case GW54xx: | |
def60315 | 162 | gpio = (IMX_GPIO_NR(1, 16)); |
59189a8b | 163 | break; |
def60315 TH |
164 | default: |
165 | return 0; | |
59189a8b TH |
166 | } |
167 | ||
def60315 TH |
168 | /* request and toggle hub rst */ |
169 | gpio_request(gpio, "usb_hub_rst#"); | |
170 | gpio_direction_output(gpio, 0); | |
171 | mdelay(2); | |
172 | gpio_set_value(gpio, 1); | |
173 | ||
59189a8b TH |
174 | return 0; |
175 | } | |
176 | ||
177 | int board_ehci_power(int port, int on) | |
178 | { | |
f938500f TH |
179 | /* enable OTG VBUS */ |
180 | if (!port && board_type < GW_UNKNOWN) { | |
181 | if (gpio_cfg[board_type].otgpwr_en) | |
182 | gpio_set_value(gpio_cfg[board_type].otgpwr_en, on); | |
183 | } | |
59189a8b TH |
184 | return 0; |
185 | } | |
186 | #endif /* CONFIG_USB_EHCI_MX6 */ | |
187 | ||
59189a8b TH |
188 | #ifdef CONFIG_MXC_SPI |
189 | iomux_v3_cfg_t const ecspi1_pads[] = { | |
190 | /* SS1 */ | |
680e8db4 TH |
191 | IOMUX_PADS(PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(SPI_PAD_CTRL)), |
192 | IOMUX_PADS(PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL)), | |
193 | IOMUX_PADS(PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL)), | |
194 | IOMUX_PADS(PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)), | |
59189a8b TH |
195 | }; |
196 | ||
155fa9af NK |
197 | int board_spi_cs_gpio(unsigned bus, unsigned cs) |
198 | { | |
199 | return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(3, 19)) : -1; | |
200 | } | |
201 | ||
59189a8b TH |
202 | static void setup_spi(void) |
203 | { | |
def60315 | 204 | gpio_request(IMX_GPIO_NR(3, 19), "spi_cs"); |
155fa9af | 205 | gpio_direction_output(IMX_GPIO_NR(3, 19), 1); |
680e8db4 | 206 | SETUP_IOMUX_PADS(ecspi1_pads); |
59189a8b TH |
207 | } |
208 | #endif | |
209 | ||
210 | /* configure eth0 PHY board-specific LED behavior */ | |
211 | int board_phy_config(struct phy_device *phydev) | |
212 | { | |
213 | unsigned short val; | |
214 | ||
215 | /* Marvel 88E1510 */ | |
216 | if (phydev->phy_id == 0x1410dd1) { | |
217 | /* | |
218 | * Page 3, Register 16: LED[2:0] Function Control Register | |
219 | * LED[0] (SPD:Amber) R16_3.3:0 to 0111: on-GbE link | |
220 | * LED[1] (LNK:Green) R16_3.7:4 to 0001: on-link, blink-activity | |
221 | */ | |
222 | phy_write(phydev, MDIO_DEVAD_NONE, 22, 3); | |
223 | val = phy_read(phydev, MDIO_DEVAD_NONE, 16); | |
224 | val &= 0xff00; | |
225 | val |= 0x0017; | |
226 | phy_write(phydev, MDIO_DEVAD_NONE, 16, val); | |
227 | phy_write(phydev, MDIO_DEVAD_NONE, 22, 0); | |
228 | } | |
229 | ||
214fb19b TH |
230 | /* TI DP83867 */ |
231 | else if (phydev->phy_id == 0x2000a231) { | |
232 | /* configure register 0x170 for ref CLKOUT */ | |
233 | phy_write(phydev, MDIO_DEVAD_NONE, 13, 0x001f); | |
234 | phy_write(phydev, MDIO_DEVAD_NONE, 14, 0x0170); | |
235 | phy_write(phydev, MDIO_DEVAD_NONE, 13, 0x401f); | |
236 | val = phy_read(phydev, MDIO_DEVAD_NONE, 14); | |
237 | val &= ~0x1f00; | |
238 | val |= 0x0b00; /* chD tx clock*/ | |
239 | phy_write(phydev, MDIO_DEVAD_NONE, 14, val); | |
240 | } | |
241 | ||
59189a8b TH |
242 | if (phydev->drv->config) |
243 | phydev->drv->config(phydev); | |
244 | ||
245 | return 0; | |
246 | } | |
247 | ||
8d1a6ff8 TH |
248 | #ifdef CONFIG_MV88E61XX_SWITCH |
249 | int mv88e61xx_hw_reset(struct phy_device *phydev) | |
250 | { | |
251 | struct mii_dev *bus = phydev->bus; | |
252 | ||
253 | /* GPIO[0] output, CLK125 */ | |
254 | debug("enabling RGMII_REFCLK\n"); | |
255 | bus->write(bus, 0x1c /*MV_GLOBAL2*/, 0, | |
256 | 0x1a /*MV_SCRATCH_MISC*/, | |
257 | (1 << 15) | (0x62 /*MV_GPIO_DIR*/ << 8) | 0xfe); | |
258 | bus->write(bus, 0x1c /*MV_GLOBAL2*/, 0, | |
259 | 0x1a /*MV_SCRATCH_MISC*/, | |
260 | (1 << 15) | (0x68 /*MV_GPIO01_CNTL*/ << 8) | 7); | |
261 | ||
262 | /* RGMII delay - Physical Control register bit[15:14] */ | |
263 | debug("setting port%d RGMII rx/tx delay\n", CONFIG_MV88E61XX_CPU_PORT); | |
264 | /* forced 1000mbps full-duplex link */ | |
265 | bus->write(bus, 0x10 + CONFIG_MV88E61XX_CPU_PORT, 0, 1, 0xc0fe); | |
266 | phydev->autoneg = AUTONEG_DISABLE; | |
267 | phydev->speed = SPEED_1000; | |
268 | phydev->duplex = DUPLEX_FULL; | |
269 | ||
270 | /* LED configuration: 7:4-green (8=Activity) 3:0 amber (9=10Link) */ | |
271 | bus->write(bus, 0x10, 0, 0x16, 0x8089); | |
272 | bus->write(bus, 0x11, 0, 0x16, 0x8089); | |
273 | bus->write(bus, 0x12, 0, 0x16, 0x8089); | |
274 | bus->write(bus, 0x13, 0, 0x16, 0x8089); | |
275 | ||
276 | return 0; | |
277 | } | |
278 | #endif // CONFIG_MV88E61XX_SWITCH | |
279 | ||
59189a8b TH |
280 | int board_eth_init(bd_t *bis) |
281 | { | |
59189a8b | 282 | #ifdef CONFIG_FEC_MXC |
385575bc TH |
283 | struct ventana_board_info *info = &ventana_info; |
284 | ||
285 | if (test_bit(EECONFIG_ETH0, info->config)) { | |
def60315 | 286 | setup_iomux_enet(GP_PHY_RST); |
3aa22674 | 287 | cpu_eth_init(bis); |
aec3761a | 288 | } |
59189a8b TH |
289 | #endif |
290 | ||
0a6ee033 TH |
291 | #ifdef CONFIG_E1000 |
292 | e1000_initialize(bis); | |
293 | #endif | |
294 | ||
59189a8b TH |
295 | #ifdef CONFIG_CI_UDC |
296 | /* For otg ethernet*/ | |
297 | usb_eth_initialize(bis); | |
298 | #endif | |
299 | ||
e806b229 TH |
300 | /* default to the first detected enet dev */ |
301 | if (!getenv("ethprime")) { | |
302 | struct eth_device *dev = eth_get_dev_by_index(0); | |
303 | if (dev) { | |
382bee57 | 304 | env_set("ethprime", dev->name); |
e806b229 TH |
305 | printf("set ethprime to %s\n", getenv("ethprime")); |
306 | } | |
307 | } | |
308 | ||
59189a8b TH |
309 | return 0; |
310 | } | |
311 | ||
7a278f9f TH |
312 | #if defined(CONFIG_VIDEO_IPUV3) |
313 | ||
314 | static void enable_hdmi(struct display_info_t const *dev) | |
315 | { | |
316 | imx_enable_hdmi_phy(); | |
317 | } | |
318 | ||
319 | static int detect_i2c(struct display_info_t const *dev) | |
320 | { | |
321 | return i2c_set_bus_num(dev->bus) == 0 && | |
322 | i2c_probe(dev->addr) == 0; | |
323 | } | |
324 | ||
325 | static void enable_lvds(struct display_info_t const *dev) | |
326 | { | |
327 | struct iomuxc *iomux = (struct iomuxc *) | |
328 | IOMUXC_BASE_ADDR; | |
329 | ||
330 | /* set CH0 data width to 24bit (IOMUXC_GPR2:5 0=18bit, 1=24bit) */ | |
331 | u32 reg = readl(&iomux->gpr[2]); | |
332 | reg |= IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT; | |
333 | writel(reg, &iomux->gpr[2]); | |
334 | ||
335 | /* Enable Backlight */ | |
78532623 TH |
336 | gpio_request(IMX_GPIO_NR(1, 10), "bklt_gpio"); |
337 | gpio_direction_output(IMX_GPIO_NR(1, 10), 0); | |
def60315 | 338 | gpio_request(IMX_GPIO_NR(1, 18), "bklt_en"); |
d9d41492 | 339 | SETUP_IOMUX_PAD(PAD_SD1_CMD__GPIO1_IO18 | DIO_PAD_CFG); |
7a278f9f TH |
340 | gpio_direction_output(IMX_GPIO_NR(1, 18), 1); |
341 | } | |
342 | ||
343 | struct display_info_t const displays[] = {{ | |
344 | /* HDMI Output */ | |
345 | .bus = -1, | |
346 | .addr = 0, | |
347 | .pixfmt = IPU_PIX_FMT_RGB24, | |
348 | .detect = detect_hdmi, | |
349 | .enable = enable_hdmi, | |
350 | .mode = { | |
351 | .name = "HDMI", | |
352 | .refresh = 60, | |
353 | .xres = 1024, | |
354 | .yres = 768, | |
355 | .pixclock = 15385, | |
356 | .left_margin = 220, | |
357 | .right_margin = 40, | |
358 | .upper_margin = 21, | |
359 | .lower_margin = 7, | |
360 | .hsync_len = 60, | |
361 | .vsync_len = 10, | |
362 | .sync = FB_SYNC_EXT, | |
363 | .vmode = FB_VMODE_NONINTERLACED | |
364 | } }, { | |
365 | /* Freescale MXC-LVDS1: HannStar HSD100PXN1-A00 w/ egalx_ts cont */ | |
366 | .bus = 2, | |
367 | .addr = 0x4, | |
368 | .pixfmt = IPU_PIX_FMT_LVDS666, | |
369 | .detect = detect_i2c, | |
370 | .enable = enable_lvds, | |
371 | .mode = { | |
372 | .name = "Hannstar-XGA", | |
373 | .refresh = 60, | |
374 | .xres = 1024, | |
375 | .yres = 768, | |
376 | .pixclock = 15385, | |
377 | .left_margin = 220, | |
378 | .right_margin = 40, | |
379 | .upper_margin = 21, | |
380 | .lower_margin = 7, | |
381 | .hsync_len = 60, | |
382 | .vsync_len = 10, | |
383 | .sync = FB_SYNC_EXT, | |
384 | .vmode = FB_VMODE_NONINTERLACED | |
f02390b6 TH |
385 | } }, { |
386 | /* DLC700JMG-T-4 */ | |
387 | .bus = 0, | |
388 | .addr = 0, | |
389 | .detect = NULL, | |
390 | .enable = enable_lvds, | |
391 | .pixfmt = IPU_PIX_FMT_LVDS666, | |
392 | .mode = { | |
393 | .name = "DLC700JMGT4", | |
394 | .refresh = 60, | |
395 | .xres = 1024, /* 1024x600active pixels */ | |
396 | .yres = 600, | |
397 | .pixclock = 15385, /* 64MHz */ | |
398 | .left_margin = 220, | |
399 | .right_margin = 40, | |
400 | .upper_margin = 21, | |
401 | .lower_margin = 7, | |
402 | .hsync_len = 60, | |
403 | .vsync_len = 10, | |
404 | .sync = FB_SYNC_EXT, | |
405 | .vmode = FB_VMODE_NONINTERLACED | |
406 | } }, { | |
407 | /* DLC800FIG-T-3 */ | |
408 | .bus = 0, | |
409 | .addr = 0, | |
410 | .detect = NULL, | |
411 | .enable = enable_lvds, | |
412 | .pixfmt = IPU_PIX_FMT_LVDS666, | |
413 | .mode = { | |
414 | .name = "DLC800FIGT3", | |
415 | .refresh = 60, | |
416 | .xres = 1024, /* 1024x768 active pixels */ | |
417 | .yres = 768, | |
418 | .pixclock = 15385, /* 64MHz */ | |
419 | .left_margin = 220, | |
420 | .right_margin = 40, | |
421 | .upper_margin = 21, | |
422 | .lower_margin = 7, | |
423 | .hsync_len = 60, | |
424 | .vsync_len = 10, | |
425 | .sync = FB_SYNC_EXT, | |
426 | .vmode = FB_VMODE_NONINTERLACED | |
7a278f9f TH |
427 | } } }; |
428 | size_t display_count = ARRAY_SIZE(displays); | |
429 | ||
430 | static void setup_display(void) | |
431 | { | |
432 | struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
433 | struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; | |
434 | int reg; | |
435 | ||
436 | enable_ipu_clock(); | |
437 | imx_setup_hdmi(); | |
438 | /* Turn on LDB0,IPU,IPU DI0 clocks */ | |
439 | reg = __raw_readl(&mxc_ccm->CCGR3); | |
440 | reg |= MXC_CCM_CCGR3_LDB_DI0_MASK; | |
441 | writel(reg, &mxc_ccm->CCGR3); | |
442 | ||
443 | /* set LDB0, LDB1 clk select to 011/011 */ | |
444 | reg = readl(&mxc_ccm->cs2cdr); | |
445 | reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK | |
446 | |MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); | |
447 | reg |= (3<<MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) | |
448 | |(3<<MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET); | |
449 | writel(reg, &mxc_ccm->cs2cdr); | |
450 | ||
451 | reg = readl(&mxc_ccm->cscmr2); | |
452 | reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV; | |
453 | writel(reg, &mxc_ccm->cscmr2); | |
454 | ||
455 | reg = readl(&mxc_ccm->chsccdr); | |
456 | reg |= (CHSCCDR_CLK_SEL_LDB_DI0 | |
457 | <<MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); | |
458 | writel(reg, &mxc_ccm->chsccdr); | |
459 | ||
460 | reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES | |
461 | |IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH | |
462 | |IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW | |
463 | |IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG | |
464 | |IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT | |
465 | |IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG | |
466 | |IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT | |
467 | |IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED | |
468 | |IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0; | |
469 | writel(reg, &iomux->gpr[2]); | |
470 | ||
471 | reg = readl(&iomux->gpr[3]); | |
472 | reg = (reg & ~IOMUXC_GPR3_LVDS0_MUX_CTL_MASK) | |
473 | | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 | |
474 | <<IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET); | |
475 | writel(reg, &iomux->gpr[3]); | |
476 | ||
78532623 | 477 | /* LVDS Backlight GPIO on LVDS connector - output low */ |
d9d41492 | 478 | SETUP_IOMUX_PAD(PAD_SD2_CLK__GPIO1_IO10 | DIO_PAD_CFG); |
7a278f9f TH |
479 | gpio_direction_output(IMX_GPIO_NR(1, 10), 0); |
480 | } | |
481 | #endif /* CONFIG_VIDEO_IPUV3 */ | |
482 | ||
234d89da TH |
483 | /* setup board specific PMIC */ |
484 | int power_init_board(void) | |
485 | { | |
6d38f3a8 | 486 | setup_pmic(); |
234d89da TH |
487 | return 0; |
488 | } | |
489 | ||
59189a8b TH |
490 | #if defined(CONFIG_CMD_PCI) |
491 | int imx6_pcie_toggle_reset(void) | |
492 | { | |
493 | if (board_type < GW_UNKNOWN) { | |
680e8db4 | 494 | uint pin = gpio_cfg[board_type].pcie_rst; |
def60315 | 495 | gpio_request(pin, "pci_rst#"); |
680e8db4 | 496 | gpio_direction_output(pin, 0); |
59189a8b | 497 | mdelay(50); |
680e8db4 | 498 | gpio_direction_output(pin, 1); |
59189a8b TH |
499 | } |
500 | return 0; | |
501 | } | |
dad08286 TH |
502 | |
503 | /* | |
504 | * Most Ventana boards have a PLX PEX860x PCIe switch onboard and use its | |
505 | * GPIO's as PERST# signals for its downstream ports - configure the GPIO's | |
506 | * properly and assert reset for 100ms. | |
507 | */ | |
5a08ad6f TH |
508 | #define MAX_PCI_DEVS 32 |
509 | struct pci_dev { | |
510 | pci_dev_t devfn; | |
511 | unsigned short vendor; | |
512 | unsigned short device; | |
513 | unsigned short class; | |
514 | unsigned short busno; /* subbordinate busno */ | |
515 | struct pci_dev *ppar; | |
516 | }; | |
517 | struct pci_dev pci_devs[MAX_PCI_DEVS]; | |
518 | int pci_devno; | |
519 | int pci_bridgeno; | |
520 | ||
dad08286 TH |
521 | void board_pci_fixup_dev(struct pci_controller *hose, pci_dev_t dev, |
522 | unsigned short vendor, unsigned short device, | |
523 | unsigned short class) | |
524 | { | |
5a08ad6f | 525 | int i; |
dad08286 | 526 | u32 dw; |
5a08ad6f | 527 | struct pci_dev *pdev = &pci_devs[pci_devno++]; |
dad08286 TH |
528 | |
529 | debug("%s: %02d:%02d.%02d: %04x:%04x\n", __func__, | |
530 | PCI_BUS(dev), PCI_DEV(dev), PCI_FUNC(dev), vendor, device); | |
5a08ad6f TH |
531 | |
532 | /* store array of devs for later use in device-tree fixup */ | |
533 | pdev->devfn = dev; | |
534 | pdev->vendor = vendor; | |
535 | pdev->device = device; | |
536 | pdev->class = class; | |
537 | pdev->ppar = NULL; | |
538 | if (class == PCI_CLASS_BRIDGE_PCI) | |
539 | pdev->busno = ++pci_bridgeno; | |
540 | else | |
541 | pdev->busno = 0; | |
542 | ||
543 | /* fixup RC - it should be 00:00.0 not 00:01.0 */ | |
544 | if (PCI_BUS(dev) == 0) | |
545 | pdev->devfn = 0; | |
546 | ||
547 | /* find dev's parent */ | |
548 | for (i = 0; i < pci_devno; i++) { | |
549 | if (pci_devs[i].busno == PCI_BUS(pdev->devfn)) { | |
550 | pdev->ppar = &pci_devs[i]; | |
551 | break; | |
552 | } | |
553 | } | |
554 | ||
555 | /* assert downstream PERST# */ | |
dad08286 TH |
556 | if (vendor == PCI_VENDOR_ID_PLX && |
557 | (device & 0xfff0) == 0x8600 && | |
558 | PCI_DEV(dev) == 0 && PCI_FUNC(dev) == 0) { | |
559 | debug("configuring PLX 860X downstream PERST#\n"); | |
560 | pci_hose_read_config_dword(hose, dev, 0x62c, &dw); | |
561 | dw |= 0xaaa8; /* GPIO1-7 outputs */ | |
562 | pci_hose_write_config_dword(hose, dev, 0x62c, dw); | |
563 | ||
564 | pci_hose_read_config_dword(hose, dev, 0x644, &dw); | |
565 | dw |= 0xfe; /* GPIO1-7 output high */ | |
566 | pci_hose_write_config_dword(hose, dev, 0x644, dw); | |
567 | ||
568 | mdelay(100); | |
569 | } | |
570 | } | |
59189a8b TH |
571 | #endif /* CONFIG_CMD_PCI */ |
572 | ||
573 | #ifdef CONFIG_SERIAL_TAG | |
574 | /* | |
575 | * called when setting up ATAGS before booting kernel | |
576 | * populate serialnum from the following (in order of priority): | |
577 | * serial# env var | |
578 | * eeprom | |
579 | */ | |
580 | void get_board_serial(struct tag_serialnr *serialnr) | |
581 | { | |
582 | char *serial = getenv("serial#"); | |
583 | ||
584 | if (serial) { | |
585 | serialnr->high = 0; | |
586 | serialnr->low = simple_strtoul(serial, NULL, 10); | |
587 | } else if (ventana_info.model[0]) { | |
588 | serialnr->high = 0; | |
589 | serialnr->low = ventana_info.serial; | |
590 | } else { | |
591 | serialnr->high = 0; | |
592 | serialnr->low = 0; | |
593 | } | |
594 | } | |
595 | #endif | |
596 | ||
597 | /* | |
598 | * Board Support | |
599 | */ | |
600 | ||
601 | int board_early_init_f(void) | |
602 | { | |
603 | setup_iomux_uart(); | |
def60315 | 604 | |
7a278f9f TH |
605 | #if defined(CONFIG_VIDEO_IPUV3) |
606 | setup_display(); | |
607 | #endif | |
59189a8b TH |
608 | return 0; |
609 | } | |
610 | ||
611 | int dram_init(void) | |
612 | { | |
0cc11dea | 613 | gd->ram_size = imx_ddr_size(); |
59189a8b TH |
614 | return 0; |
615 | } | |
616 | ||
617 | int board_init(void) | |
618 | { | |
0a11d6f2 | 619 | struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; |
59189a8b TH |
620 | |
621 | clrsetbits_le32(&iomuxc_regs->gpr[1], | |
622 | IOMUXC_GPR1_OTG_ID_MASK, | |
623 | IOMUXC_GPR1_OTG_ID_GPIO1); | |
624 | ||
625 | /* address of linux boot parameters */ | |
626 | gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; | |
627 | ||
628 | #ifdef CONFIG_CMD_NAND | |
629 | setup_gpmi_nand(); | |
630 | #endif | |
631 | #ifdef CONFIG_MXC_SPI | |
632 | setup_spi(); | |
633 | #endif | |
e56c5791 | 634 | setup_ventana_i2c(); |
59189a8b | 635 | |
10e40d54 | 636 | #ifdef CONFIG_SATA |
59189a8b TH |
637 | setup_sata(); |
638 | #endif | |
639 | /* read Gateworks EEPROM into global struct (used later) */ | |
9c0fe83e | 640 | board_type = read_eeprom(CONFIG_I2C_GSC, &ventana_info); |
59189a8b | 641 | |
e56c5791 | 642 | setup_iomux_gpio(board_type, &ventana_info); |
59189a8b TH |
643 | |
644 | return 0; | |
645 | } | |
646 | ||
647 | #if defined(CONFIG_DISPLAY_BOARDINFO_LATE) | |
648 | /* | |
649 | * called during late init (after relocation and after board_init()) | |
650 | * by virtue of CONFIG_DISPLAY_BOARDINFO_LATE as we needed i2c initialized and | |
651 | * EEPROM read. | |
652 | */ | |
653 | int checkboard(void) | |
654 | { | |
655 | struct ventana_board_info *info = &ventana_info; | |
656 | unsigned char buf[4]; | |
657 | const char *p; | |
658 | int quiet; /* Quiet or minimal output mode */ | |
659 | ||
660 | quiet = 0; | |
661 | p = getenv("quiet"); | |
662 | if (p) | |
663 | quiet = simple_strtol(p, NULL, 10); | |
664 | else | |
382bee57 | 665 | env_set("quiet", "0"); |
59189a8b TH |
666 | |
667 | puts("\nGateworks Corporation Copyright 2014\n"); | |
668 | if (info->model[0]) { | |
669 | printf("Model: %s\n", info->model); | |
670 | printf("MFGDate: %02x-%02x-%02x%02x\n", | |
671 | info->mfgdate[0], info->mfgdate[1], | |
672 | info->mfgdate[2], info->mfgdate[3]); | |
673 | printf("Serial:%d\n", info->serial); | |
674 | } else { | |
675 | puts("Invalid EEPROM - board will not function fully\n"); | |
676 | } | |
677 | if (quiet) | |
678 | return 0; | |
679 | ||
680 | /* Display GSC firmware revision/CRC/status */ | |
ee5931d4 TH |
681 | gsc_info(0); |
682 | ||
59189a8b TH |
683 | /* Display RTC */ |
684 | if (!gsc_i2c_read(GSC_RTC_ADDR, 0x00, 1, buf, 4)) { | |
685 | printf("RTC: %d\n", | |
686 | buf[0] | buf[1]<<8 | buf[2]<<16 | buf[3]<<24); | |
687 | } | |
688 | ||
689 | return 0; | |
690 | } | |
691 | #endif | |
692 | ||
693 | #ifdef CONFIG_CMD_BMODE | |
694 | /* | |
695 | * BOOT_CFG1, BOOT_CFG2, BOOT_CFG3, BOOT_CFG4 | |
696 | * see Table 8-11 and Table 5-9 | |
697 | * BOOT_CFG1[7] = 1 (boot from NAND) | |
698 | * BOOT_CFG1[5] = 0 - raw NAND | |
699 | * BOOT_CFG1[4] = 0 - default pad settings | |
700 | * BOOT_CFG1[3:2] = 00 - devices = 1 | |
701 | * BOOT_CFG1[1:0] = 00 - Row Address Cycles = 3 | |
702 | * BOOT_CFG2[4:3] = 00 - Boot Search Count = 2 | |
703 | * BOOT_CFG2[2:1] = 01 - Pages In Block = 64 | |
704 | * BOOT_CFG2[0] = 0 - Reset time 12ms | |
705 | */ | |
706 | static const struct boot_mode board_boot_modes[] = { | |
707 | /* NAND: 64pages per block, 3 row addr cycles, 2 copies of FCB/DBBT */ | |
708 | { "nand", MAKE_CFGVAL(0x80, 0x02, 0x00, 0x00) }, | |
94a1d6c6 | 709 | { "emmc2", MAKE_CFGVAL(0x60, 0x48, 0x00, 0x00) }, /* GW5600 */ |
214fb19b | 710 | { "emmc3", MAKE_CFGVAL(0x60, 0x50, 0x00, 0x00) }, /* GW5903/GW5904 */ |
59189a8b TH |
711 | { NULL, 0 }, |
712 | }; | |
713 | #endif | |
714 | ||
715 | /* late init */ | |
716 | int misc_init_r(void) | |
717 | { | |
718 | struct ventana_board_info *info = &ventana_info; | |
5911c092 TH |
719 | char buf[256]; |
720 | int i; | |
59189a8b TH |
721 | |
722 | /* set env vars based on EEPROM data */ | |
723 | if (ventana_info.model[0]) { | |
724 | char str[16], fdt[36]; | |
725 | char *p; | |
726 | const char *cputype = ""; | |
59189a8b TH |
727 | |
728 | /* | |
729 | * FDT name will be prefixed with CPU type. Three versions | |
730 | * will be created each increasingly generic and bootloader | |
731 | * env scripts will try loading each from most specific to | |
732 | * least. | |
733 | */ | |
0cc11dea TH |
734 | if (is_cpu_type(MXC_CPU_MX6Q) || |
735 | is_cpu_type(MXC_CPU_MX6D)) | |
59189a8b | 736 | cputype = "imx6q"; |
0cc11dea TH |
737 | else if (is_cpu_type(MXC_CPU_MX6DL) || |
738 | is_cpu_type(MXC_CPU_MX6SOLO)) | |
59189a8b | 739 | cputype = "imx6dl"; |
382bee57 | 740 | env_set("soctype", cputype); |
63b85adc | 741 | if (8 << (ventana_info.nand_flash_size-1) >= 2048) |
382bee57 | 742 | env_set("flash_layout", "large"); |
63b85adc | 743 | else |
382bee57 | 744 | env_set("flash_layout", "normal"); |
59189a8b TH |
745 | memset(str, 0, sizeof(str)); |
746 | for (i = 0; i < (sizeof(str)-1) && info->model[i]; i++) | |
747 | str[i] = tolower(info->model[i]); | |
382bee57 | 748 | env_set("model", str); |
59189a8b TH |
749 | if (!getenv("fdt_file")) { |
750 | sprintf(fdt, "%s-%s.dtb", cputype, str); | |
382bee57 | 751 | env_set("fdt_file", fdt); |
59189a8b TH |
752 | } |
753 | p = strchr(str, '-'); | |
754 | if (p) { | |
755 | *p++ = 0; | |
756 | ||
382bee57 | 757 | env_set("model_base", str); |
80d1a3ee | 758 | sprintf(fdt, "%s-%s.dtb", cputype, str); |
382bee57 | 759 | env_set("fdt_file1", fdt); |
385575bc TH |
760 | if (board_type != GW551x && |
761 | board_type != GW552x && | |
94a1d6c6 TH |
762 | board_type != GW553x && |
763 | board_type != GW560x) | |
3aa22674 | 764 | str[4] = 'x'; |
59189a8b TH |
765 | str[5] = 'x'; |
766 | str[6] = 0; | |
80d1a3ee | 767 | sprintf(fdt, "%s-%s.dtb", cputype, str); |
382bee57 | 768 | env_set("fdt_file2", fdt); |
59189a8b TH |
769 | } |
770 | ||
771 | /* initialize env from EEPROM */ | |
772 | if (test_bit(EECONFIG_ETH0, info->config) && | |
773 | !getenv("ethaddr")) { | |
774 | eth_setenv_enetaddr("ethaddr", info->mac0); | |
775 | } | |
776 | if (test_bit(EECONFIG_ETH1, info->config) && | |
777 | !getenv("eth1addr")) { | |
778 | eth_setenv_enetaddr("eth1addr", info->mac1); | |
779 | } | |
780 | ||
781 | /* board serial-number */ | |
782 | sprintf(str, "%6d", info->serial); | |
382bee57 | 783 | env_set("serial#", str); |
e7329174 TH |
784 | |
785 | /* memory MB */ | |
786 | sprintf(str, "%d", (int) (gd->ram_size >> 20)); | |
382bee57 | 787 | env_set("mem_mb", str); |
59189a8b TH |
788 | } |
789 | ||
5911c092 TH |
790 | /* Set a non-initialized hwconfig based on board configuration */ |
791 | if (!strcmp(getenv("hwconfig"), "_UNKNOWN_")) { | |
db1964ca | 792 | buf[0] = 0; |
5911c092 TH |
793 | if (gpio_cfg[board_type].rs232_en) |
794 | strcat(buf, "rs232;"); | |
795 | for (i = 0; i < gpio_cfg[board_type].dio_num; i++) { | |
796 | char buf1[32]; | |
797 | sprintf(buf1, "dio%d:mode=gpio;", i); | |
798 | if (strlen(buf) + strlen(buf1) < sizeof(buf)) | |
799 | strcat(buf, buf1); | |
800 | } | |
382bee57 | 801 | env_set("hwconfig", buf); |
5911c092 | 802 | } |
59189a8b | 803 | |
e56c5791 TH |
804 | /* setup baseboard specific GPIO based on board and env */ |
805 | setup_board_gpio(board_type, info); | |
59189a8b TH |
806 | |
807 | #ifdef CONFIG_CMD_BMODE | |
808 | add_board_boot_modes(board_boot_modes); | |
809 | #endif | |
810 | ||
2d833c85 TH |
811 | /* disable boot watchdog */ |
812 | gsc_boot_wd_disable(); | |
59189a8b TH |
813 | |
814 | return 0; | |
815 | } | |
816 | ||
7ffe3cd6 | 817 | #ifdef CONFIG_OF_BOARD_SETUP |
59189a8b | 818 | |
a2559f11 TH |
819 | static int ft_sethdmiinfmt(void *blob, char *mode) |
820 | { | |
821 | int off; | |
822 | ||
823 | if (!mode) | |
824 | return -EINVAL; | |
825 | ||
826 | off = fdt_node_offset_by_compatible(blob, -1, "nxp,tda1997x"); | |
827 | if (off < 0) | |
828 | return off; | |
829 | ||
830 | if (0 == strcasecmp(mode, "yuv422bt656")) { | |
831 | u8 cfg[] = { 0x00, 0x00, 0x00, 0x82, 0x81, 0x00, | |
832 | 0x00, 0x00, 0x00 }; | |
833 | mode = "422_ccir"; | |
834 | fdt_setprop(blob, off, "vidout_fmt", mode, strlen(mode) + 1); | |
835 | fdt_setprop_u32(blob, off, "vidout_trc", 1); | |
836 | fdt_setprop_u32(blob, off, "vidout_blc", 1); | |
837 | fdt_setprop(blob, off, "vidout_portcfg", cfg, sizeof(cfg)); | |
838 | printf(" set HDMI input mode to %s\n", mode); | |
839 | } else if (0 == strcasecmp(mode, "yuv422smp")) { | |
840 | u8 cfg[] = { 0x00, 0x00, 0x00, 0x88, 0x87, 0x00, | |
841 | 0x82, 0x81, 0x00 }; | |
842 | mode = "422_smp"; | |
843 | fdt_setprop(blob, off, "vidout_fmt", mode, strlen(mode) + 1); | |
844 | fdt_setprop_u32(blob, off, "vidout_trc", 0); | |
845 | fdt_setprop_u32(blob, off, "vidout_blc", 0); | |
846 | fdt_setprop(blob, off, "vidout_portcfg", cfg, sizeof(cfg)); | |
847 | printf(" set HDMI input mode to %s\n", mode); | |
848 | } else { | |
849 | return -EINVAL; | |
850 | } | |
851 | ||
852 | return 0; | |
853 | } | |
854 | ||
f17a9af8 TH |
855 | /* enable a property of a node if the node is found */ |
856 | static inline void ft_enable_path(void *blob, const char *path) | |
857 | { | |
858 | int i = fdt_path_offset(blob, path); | |
859 | if (i >= 0) { | |
860 | debug("enabling %s\n", path); | |
861 | fdt_status_okay(blob, i); | |
862 | } | |
863 | } | |
864 | ||
34b080b7 TH |
865 | /* remove a property of a node if the node is found */ |
866 | static inline void ft_delprop_path(void *blob, const char *path, | |
867 | const char *name) | |
868 | { | |
869 | int i = fdt_path_offset(blob, path); | |
870 | if (i) { | |
871 | debug("removing %s/%s\n", path, name); | |
872 | fdt_delprop(blob, i, name); | |
873 | } | |
874 | } | |
875 | ||
5a08ad6f TH |
876 | #if defined(CONFIG_CMD_PCI) |
877 | #define PCI_ID(x) ( \ | |
878 | (PCI_BUS(x->devfn)<<16)| \ | |
879 | (PCI_DEV(x->devfn)<<11)| \ | |
880 | (PCI_FUNC(x->devfn)<<8) \ | |
881 | ) | |
882 | #define PCIE_PATH "/soc/pcie@0x01000000" | |
883 | int fdt_add_pci_node(void *blob, int par, struct pci_dev *dev) | |
884 | { | |
885 | uint32_t reg[5]; | |
886 | char node[32]; | |
887 | int np; | |
888 | ||
889 | sprintf(node, "pcie@%d,%d,%d", PCI_BUS(dev->devfn), | |
890 | PCI_DEV(dev->devfn), PCI_FUNC(dev->devfn)); | |
891 | ||
892 | np = fdt_subnode_offset(blob, par, node); | |
893 | if (np >= 0) | |
894 | return np; | |
895 | np = fdt_add_subnode(blob, par, node); | |
896 | if (np < 0) { | |
897 | printf(" %s failed: no space\n", __func__); | |
898 | return np; | |
899 | } | |
900 | ||
901 | memset(reg, 0, sizeof(reg)); | |
902 | reg[0] = cpu_to_fdt32(PCI_ID(dev)); | |
903 | fdt_setprop(blob, np, "reg", reg, sizeof(reg)); | |
904 | ||
905 | return np; | |
906 | } | |
907 | ||
908 | /* build a path of nested PCI devs for all bridges passed through */ | |
909 | int fdt_add_pci_path(void *blob, struct pci_dev *dev) | |
910 | { | |
911 | struct pci_dev *bridges[MAX_PCI_DEVS]; | |
912 | int k, np; | |
913 | ||
914 | /* build list of parents */ | |
915 | np = fdt_path_offset(blob, PCIE_PATH); | |
916 | if (np < 0) | |
917 | return np; | |
918 | ||
919 | k = 0; | |
920 | while (dev) { | |
921 | bridges[k++] = dev; | |
922 | dev = dev->ppar; | |
923 | }; | |
924 | ||
925 | /* now add them the to DT in reverse order */ | |
926 | while (k--) { | |
927 | np = fdt_add_pci_node(blob, np, bridges[k]); | |
928 | if (np < 0) | |
929 | break; | |
930 | } | |
931 | ||
932 | return np; | |
933 | } | |
934 | ||
935 | /* | |
936 | * The GW16082 has a hardware errata errata such that it's | |
937 | * INTA/B/C/D are mis-mapped to its four slots (slot12-15). Because | |
938 | * of this normal PCI interrupt swizzling will not work so we will | |
939 | * provide an irq-map via device-tree. | |
940 | */ | |
941 | int fdt_fixup_gw16082(void *blob, int np, struct pci_dev *dev) | |
942 | { | |
943 | int len; | |
944 | int host; | |
945 | uint32_t imap_new[8*4*4]; | |
946 | const uint32_t *imap; | |
947 | uint32_t irq[4]; | |
948 | uint32_t reg[4]; | |
949 | int i; | |
950 | ||
951 | /* build irq-map based on host controllers map */ | |
952 | host = fdt_path_offset(blob, PCIE_PATH); | |
953 | if (host < 0) { | |
954 | printf(" %s failed: missing host\n", __func__); | |
955 | return host; | |
956 | } | |
957 | ||
958 | /* use interrupt data from root complex's node */ | |
959 | imap = fdt_getprop(blob, host, "interrupt-map", &len); | |
960 | if (!imap || len != 128) { | |
961 | printf(" %s failed: invalid interrupt-map\n", | |
962 | __func__); | |
963 | return -FDT_ERR_NOTFOUND; | |
964 | } | |
965 | ||
966 | /* obtain irq's of host controller in pin order */ | |
967 | for (i = 0; i < 4; i++) | |
968 | irq[(fdt32_to_cpu(imap[(i*8)+3])-1)%4] = imap[(i*8)+6]; | |
969 | ||
970 | /* | |
971 | * determine number of swizzles necessary: | |
972 | * For each bridge we pass through we need to swizzle | |
973 | * the number of the slot we are on. | |
974 | */ | |
975 | struct pci_dev *d; | |
976 | int b; | |
977 | b = 0; | |
978 | d = dev->ppar; | |
979 | while(d && d->ppar) { | |
980 | b += PCI_DEV(d->devfn); | |
981 | d = d->ppar; | |
982 | } | |
983 | ||
984 | /* create new irq mappings for slots12-15 | |
985 | * <skt> <idsel> <slot> <skt-inta> <skt-intb> | |
986 | * J3 AD28 12 INTD INTA | |
987 | * J4 AD29 13 INTC INTD | |
988 | * J5 AD30 14 INTB INTC | |
989 | * J2 AD31 15 INTA INTB | |
990 | */ | |
991 | for (i = 0; i < 4; i++) { | |
992 | /* addr matches bus:dev:func */ | |
993 | u32 addr = dev->busno << 16 | (12+i) << 11; | |
994 | ||
995 | /* default cells from root complex */ | |
996 | memcpy(&imap_new[i*32], imap, 128); | |
997 | /* first cell is PCI device address (BDF) */ | |
998 | imap_new[(i*32)+(0*8)+0] = cpu_to_fdt32(addr); | |
999 | imap_new[(i*32)+(1*8)+0] = cpu_to_fdt32(addr); | |
1000 | imap_new[(i*32)+(2*8)+0] = cpu_to_fdt32(addr); | |
1001 | imap_new[(i*32)+(3*8)+0] = cpu_to_fdt32(addr); | |
1002 | /* third cell is pin */ | |
1003 | imap_new[(i*32)+(0*8)+3] = cpu_to_fdt32(1); | |
1004 | imap_new[(i*32)+(1*8)+3] = cpu_to_fdt32(2); | |
1005 | imap_new[(i*32)+(2*8)+3] = cpu_to_fdt32(3); | |
1006 | imap_new[(i*32)+(3*8)+3] = cpu_to_fdt32(4); | |
1007 | /* sixth cell is relative interrupt */ | |
1008 | imap_new[(i*32)+(0*8)+6] = irq[(15-(12+i)+b+0)%4]; | |
1009 | imap_new[(i*32)+(1*8)+6] = irq[(15-(12+i)+b+1)%4]; | |
1010 | imap_new[(i*32)+(2*8)+6] = irq[(15-(12+i)+b+2)%4]; | |
1011 | imap_new[(i*32)+(3*8)+6] = irq[(15-(12+i)+b+3)%4]; | |
1012 | } | |
1013 | fdt_setprop(blob, np, "interrupt-map", imap_new, | |
1014 | sizeof(imap_new)); | |
1015 | reg[0] = cpu_to_fdt32(0xfff00); | |
1016 | reg[1] = 0; | |
1017 | reg[2] = 0; | |
1018 | reg[3] = cpu_to_fdt32(0x7); | |
1019 | fdt_setprop(blob, np, "interrupt-map-mask", reg, sizeof(reg)); | |
1020 | fdt_setprop_cell(blob, np, "#interrupt-cells", 1); | |
1021 | fdt_setprop_string(blob, np, "device_type", "pci"); | |
1022 | fdt_setprop_cell(blob, np, "#address-cells", 3); | |
1023 | fdt_setprop_cell(blob, np, "#size-cells", 2); | |
1024 | printf(" Added custom interrupt-map for GW16082\n"); | |
1025 | ||
1026 | return 0; | |
1027 | } | |
1028 | ||
5c34c2ab TH |
1029 | /* The sky2 GigE MAC obtains it's MAC addr from device-tree by default */ |
1030 | int fdt_fixup_sky2(void *blob, int np, struct pci_dev *dev) | |
1031 | { | |
1032 | char *tmp, *end; | |
1033 | char mac[16]; | |
1034 | unsigned char mac_addr[6]; | |
1035 | int j; | |
1036 | ||
1037 | sprintf(mac, "eth1addr"); | |
1038 | tmp = getenv(mac); | |
1039 | if (tmp) { | |
1040 | for (j = 0; j < 6; j++) { | |
1041 | mac_addr[j] = tmp ? | |
1042 | simple_strtoul(tmp, &end,16) : 0; | |
1043 | if (tmp) | |
1044 | tmp = (*end) ? end+1 : end; | |
1045 | } | |
1046 | fdt_setprop(blob, np, "local-mac-address", mac_addr, | |
1047 | sizeof(mac_addr)); | |
1048 | printf(" Added mac addr for eth1\n"); | |
1049 | return 0; | |
1050 | } | |
1051 | ||
1052 | return -1; | |
1053 | } | |
1054 | ||
5a08ad6f TH |
1055 | /* |
1056 | * PCI DT nodes must be nested therefore if we need to apply a DT fixup | |
1057 | * we will walk the PCI bus and add bridge nodes up to the device receiving | |
1058 | * the fixup. | |
1059 | */ | |
1060 | void ft_board_pci_fixup(void *blob, bd_t *bd) | |
1061 | { | |
1062 | int i, np; | |
1063 | struct pci_dev *dev; | |
1064 | ||
1065 | for (i = 0; i < pci_devno; i++) { | |
1066 | dev = &pci_devs[i]; | |
1067 | ||
1068 | /* | |
1069 | * The GW16082 consists of a TI XIO2001 PCIe-to-PCI bridge and | |
1070 | * an EEPROM at i2c1-0x50. | |
1071 | */ | |
1072 | if ((dev->vendor == PCI_VENDOR_ID_TI) && | |
1073 | (dev->device == 0x8240) && | |
1074 | (i2c_set_bus_num(1) == 0) && | |
1075 | (i2c_probe(0x50) == 0)) | |
1076 | { | |
1077 | np = fdt_add_pci_path(blob, dev); | |
1078 | if (np > 0) | |
1079 | fdt_fixup_gw16082(blob, np, dev); | |
1080 | } | |
5c34c2ab TH |
1081 | |
1082 | /* ethernet1 mac address */ | |
1083 | else if ((dev->vendor == PCI_VENDOR_ID_MARVELL) && | |
1084 | (dev->device == 0x4380)) | |
1085 | { | |
1086 | np = fdt_add_pci_path(blob, dev); | |
1087 | if (np > 0) | |
1088 | fdt_fixup_sky2(blob, np, dev); | |
1089 | } | |
5a08ad6f TH |
1090 | } |
1091 | } | |
1092 | #endif /* if defined(CONFIG_CMD_PCI) */ | |
1093 | ||
9f0a3ac1 TH |
1094 | void ft_board_wdog_fixup(void *blob, const char *path) |
1095 | { | |
1096 | ft_delprop_path(blob, path, "ext-reset-output"); | |
1097 | ft_delprop_path(blob, path, "fsl,ext-reset-output"); | |
1098 | } | |
1099 | ||
59189a8b TH |
1100 | /* |
1101 | * called prior to booting kernel or by 'fdt boardsetup' command | |
1102 | * | |
1103 | * unless 'fdt_noauto' env var is set we will update the following in the DTB: | |
1104 | * - mtd partitions based on mtdparts/mtdids env | |
1105 | * - system-serial (board serial num from EEPROM) | |
1106 | * - board (full model from EEPROM) | |
1107 | * - peripherals removed from DTB if not loaded on board (per EEPROM config) | |
1108 | */ | |
966fe02e TH |
1109 | #define UART1_PATH "/soc/aips-bus@02100000/serial@021ec000" |
1110 | #define WDOG1_PATH "/soc/aips-bus@02000000/wdog@020bc000" | |
a5bfb4ff | 1111 | #define WDOG2_PATH "/soc/aips-bus@02000000/wdog@020c0000" |
966fe02e | 1112 | #define GPIO3_PATH "/soc/aips-bus@02000000/gpio@020a4000" |
e895a4b0 | 1113 | int ft_board_setup(void *blob, bd_t *bd) |
59189a8b | 1114 | { |
59189a8b | 1115 | struct ventana_board_info *info = &ventana_info; |
9c0fe83e | 1116 | struct ventana_eeprom_config *cfg; |
59189a8b TH |
1117 | struct node_info nodes[] = { |
1118 | { "sst,w25q256", MTD_DEV_TYPE_NOR, }, /* SPI flash */ | |
1119 | { "fsl,imx6q-gpmi-nand", MTD_DEV_TYPE_NAND, }, /* NAND flash */ | |
1120 | }; | |
1121 | const char *model = getenv("model"); | |
4569cd56 | 1122 | const char *display = getenv("display"); |
0c81b14f TH |
1123 | int i; |
1124 | char rev = 0; | |
1125 | ||
1126 | /* determine board revision */ | |
1127 | for (i = sizeof(ventana_info.model) - 1; i > 0; i--) { | |
1128 | if (ventana_info.model[i] >= 'A') { | |
1129 | rev = ventana_info.model[i]; | |
1130 | break; | |
1131 | } | |
1132 | } | |
59189a8b TH |
1133 | |
1134 | if (getenv("fdt_noauto")) { | |
1135 | puts(" Skiping ft_board_setup (fdt_noauto defined)\n"); | |
e895a4b0 | 1136 | return 0; |
59189a8b TH |
1137 | } |
1138 | ||
c2fd3f57 TH |
1139 | if (test_bit(EECONFIG_NAND, info->config)) { |
1140 | /* Update partition nodes using info from mtdparts env var */ | |
1141 | puts(" Updating MTD partitions...\n"); | |
1142 | fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes)); | |
1143 | } | |
59189a8b | 1144 | |
4569cd56 TH |
1145 | /* Update display timings from display env var */ |
1146 | if (display) { | |
1147 | if (fdt_fixup_display(blob, fdt_get_alias(blob, "lvds0"), | |
1148 | display) >= 0) | |
1149 | printf(" Set display timings for %s...\n", display); | |
1150 | } | |
1151 | ||
59189a8b TH |
1152 | printf(" Adjusting FDT per EEPROM for %s...\n", model); |
1153 | ||
1154 | /* board serial number */ | |
1155 | fdt_setprop(blob, 0, "system-serial", getenv("serial#"), | |
483a435d | 1156 | strlen(getenv("serial#")) + 1); |
59189a8b TH |
1157 | |
1158 | /* board (model contains model from device-tree) */ | |
1159 | fdt_setprop(blob, 0, "board", info->model, | |
1160 | strlen((const char *)info->model) + 1); | |
1161 | ||
a2559f11 TH |
1162 | /* set desired digital video capture format */ |
1163 | ft_sethdmiinfmt(blob, getenv("hdmiinfmt")); | |
1164 | ||
95069704 | 1165 | /* |
966fe02e | 1166 | * Board model specific fixups |
95069704 | 1167 | */ |
966fe02e TH |
1168 | switch (board_type) { |
1169 | case GW51xx: | |
1170 | /* | |
1171 | * disable wdog node for GW51xx-A/B to work around | |
1172 | * errata causing wdog timer to be unreliable. | |
1173 | */ | |
1174 | if (rev >= 'A' && rev < 'C') { | |
1175 | i = fdt_path_offset(blob, WDOG1_PATH); | |
1176 | if (i) | |
1177 | fdt_status_disabled(blob, i); | |
1178 | } | |
a5bfb4ff TH |
1179 | |
1180 | /* GW51xx-E adds WDOG1_B external reset */ | |
1181 | if (rev < 'E') | |
9f0a3ac1 | 1182 | ft_board_wdog_fixup(blob, WDOG1_PATH); |
966fe02e | 1183 | break; |
e9fc6d13 | 1184 | |
966fe02e TH |
1185 | case GW52xx: |
1186 | /* GW522x Uses GPIO3_IO23 instead of GPIO1_IO29 */ | |
1187 | if (info->model[4] == '2') { | |
1188 | u32 handle = 0; | |
1189 | u32 *range = NULL; | |
e9fc6d13 | 1190 | |
966fe02e TH |
1191 | i = fdt_node_offset_by_compatible(blob, -1, |
1192 | "fsl,imx6q-pcie"); | |
e9fc6d13 | 1193 | if (i) |
966fe02e TH |
1194 | range = (u32 *)fdt_getprop(blob, i, |
1195 | "reset-gpio", NULL); | |
1196 | ||
1197 | if (range) { | |
1198 | i = fdt_path_offset(blob, GPIO3_PATH); | |
1199 | if (i) | |
1200 | handle = fdt_get_phandle(blob, i); | |
1201 | if (handle) { | |
1202 | range[0] = cpu_to_fdt32(handle); | |
1203 | range[1] = cpu_to_fdt32(23); | |
1204 | } | |
e9fc6d13 | 1205 | } |
34b080b7 | 1206 | |
966fe02e TH |
1207 | /* these have broken usd_vsel */ |
1208 | if (strstr((const char *)info->model, "SP318-B") || | |
1209 | strstr((const char *)info->model, "SP331-B")) | |
1210 | gpio_cfg[board_type].usd_vsel = 0; | |
a5bfb4ff | 1211 | |
a5bfb4ff | 1212 | /* GW522x-B adds WDOG1_B external reset */ |
9f0a3ac1 | 1213 | ft_board_wdog_fixup(blob, WDOG1_PATH); |
966fe02e | 1214 | } |
27388d56 TH |
1215 | |
1216 | /* GW520x-E adds WDOG1_B external reset */ | |
1217 | else if (info->model[4] == '0' && rev < 'E') | |
9f0a3ac1 | 1218 | ft_board_wdog_fixup(blob, WDOG1_PATH); |
966fe02e | 1219 | break; |
e9fc6d13 | 1220 | |
966fe02e | 1221 | case GW53xx: |
a5bfb4ff TH |
1222 | /* GW53xx-E adds WDOG1_B external reset */ |
1223 | if (rev < 'E') | |
9f0a3ac1 | 1224 | ft_board_wdog_fixup(blob, WDOG1_PATH); |
966fe02e | 1225 | break; |
eeca451a | 1226 | |
966fe02e TH |
1227 | case GW54xx: |
1228 | /* | |
1229 | * disable serial2 node for GW54xx for compatibility with older | |
1230 | * 3.10.x kernel that improperly had this node enabled in the DT | |
1231 | */ | |
1232 | i = fdt_path_offset(blob, UART1_PATH); | |
eeca451a | 1233 | if (i) |
966fe02e | 1234 | fdt_del_node(blob, i); |
a5bfb4ff TH |
1235 | |
1236 | /* GW54xx-E adds WDOG2_B external reset */ | |
1237 | if (rev < 'E') | |
9f0a3ac1 | 1238 | ft_board_wdog_fixup(blob, WDOG2_PATH); |
966fe02e TH |
1239 | break; |
1240 | ||
1241 | case GW551x: | |
1242 | /* | |
1243 | * isolate CSI0_DATA_EN for GW551x-A to work around errata | |
1244 | * causing non functional digital video in (it is not hooked up) | |
1245 | */ | |
1246 | if (rev == 'A') { | |
1247 | u32 *range = NULL; | |
1248 | int len; | |
1249 | const u32 *handle = NULL; | |
1250 | ||
1251 | i = fdt_node_offset_by_compatible(blob, -1, | |
1252 | "fsl,imx-tda1997x-video"); | |
1253 | if (i) | |
1254 | handle = fdt_getprop(blob, i, "pinctrl-0", | |
1255 | NULL); | |
1256 | if (handle) | |
1257 | i = fdt_node_offset_by_phandle(blob, | |
1258 | fdt32_to_cpu(*handle)); | |
1259 | if (i) | |
1260 | range = (u32 *)fdt_getprop(blob, i, "fsl,pins", | |
1261 | &len); | |
1262 | if (range) { | |
1263 | len /= sizeof(u32); | |
1264 | for (i = 0; i < len; i += 6) { | |
1265 | u32 mux_reg = fdt32_to_cpu(range[i+0]); | |
1266 | u32 conf_reg = fdt32_to_cpu(range[i+1]); | |
1267 | /* mux PAD_CSI0_DATA_EN to GPIO */ | |
1268 | if (is_cpu_type(MXC_CPU_MX6Q) && | |
1269 | mux_reg == 0x260 && | |
1270 | conf_reg == 0x630) | |
1271 | range[i+3] = cpu_to_fdt32(0x5); | |
1272 | else if (!is_cpu_type(MXC_CPU_MX6Q) && | |
1273 | mux_reg == 0x08c && | |
1274 | conf_reg == 0x3a0) | |
1275 | range[i+3] = cpu_to_fdt32(0x5); | |
1276 | } | |
1277 | fdt_setprop_inplace(blob, i, "fsl,pins", range, | |
1278 | len); | |
eeca451a | 1279 | } |
18b3a91a | 1280 | |
966fe02e TH |
1281 | /* set BT656 video format */ |
1282 | ft_sethdmiinfmt(blob, "yuv422bt656"); | |
1283 | } | |
a5bfb4ff TH |
1284 | |
1285 | /* GW551x-C adds WDOG1_B external reset */ | |
1286 | if (rev < 'C') | |
9f0a3ac1 | 1287 | ft_board_wdog_fixup(blob, WDOG1_PATH); |
966fe02e | 1288 | break; |
eeca451a TH |
1289 | } |
1290 | ||
f17a9af8 | 1291 | /* Configure DIO */ |
1800ffa8 | 1292 | for (i = 0; i < gpio_cfg[board_type].dio_num; i++) { |
f17a9af8 TH |
1293 | struct dio_cfg *cfg = &gpio_cfg[board_type].dio_cfg[i]; |
1294 | char arg[10]; | |
1295 | ||
1296 | sprintf(arg, "dio%d", i); | |
1297 | if (!hwconfig(arg)) | |
1298 | continue; | |
1299 | if (hwconfig_subarg_cmp(arg, "mode", "pwm") && cfg->pwm_param) | |
1300 | { | |
1301 | char path[48]; | |
1302 | sprintf(path, "/soc/aips-bus@02000000/pwm@%08x", | |
1303 | 0x02080000 + (0x4000 * (cfg->pwm_param - 1))); | |
1304 | printf(" Enabling pwm%d for DIO%d\n", | |
1305 | cfg->pwm_param, i); | |
1306 | ft_enable_path(blob, path); | |
1307 | } | |
1308 | } | |
1309 | ||
34b080b7 TH |
1310 | /* remove no-1-8-v if UHS-I support is present */ |
1311 | if (gpio_cfg[board_type].usd_vsel) { | |
1312 | debug("Enabling UHS-I support\n"); | |
1313 | ft_delprop_path(blob, "/soc/aips-bus@02100000/usdhc@02198000", | |
1314 | "no-1-8-v"); | |
1315 | } | |
1316 | ||
5a08ad6f TH |
1317 | #if defined(CONFIG_CMD_PCI) |
1318 | if (!getenv("nopcifixup")) | |
1319 | ft_board_pci_fixup(blob, bd); | |
1320 | #endif | |
1321 | ||
59189a8b TH |
1322 | /* |
1323 | * Peripheral Config: | |
1324 | * remove nodes by alias path if EEPROM config tells us the | |
1325 | * peripheral is not loaded on the board. | |
1326 | */ | |
9c0fe83e TH |
1327 | if (getenv("fdt_noconfig")) { |
1328 | puts(" Skiping periperhal config (fdt_noconfig defined)\n"); | |
e895a4b0 | 1329 | return 0; |
9c0fe83e TH |
1330 | } |
1331 | cfg = econfig; | |
1332 | while (cfg->name) { | |
1333 | if (!test_bit(cfg->bit, info->config)) { | |
1334 | fdt_del_node_and_alias(blob, cfg->dtalias ? | |
1335 | cfg->dtalias : cfg->name); | |
1336 | } | |
1337 | cfg++; | |
59189a8b | 1338 | } |
e895a4b0 SG |
1339 | |
1340 | return 0; | |
59189a8b | 1341 | } |
7ffe3cd6 | 1342 | #endif /* CONFIG_OF_BOARD_SETUP */ |
59189a8b | 1343 | |
d41c8c8e TH |
1344 | static struct mxc_serial_platdata ventana_mxc_serial_plat = { |
1345 | .reg = (struct mxc_uart *)UART2_BASE, | |
1346 | }; | |
1347 | ||
1348 | U_BOOT_DEVICE(ventana_serial) = { | |
1349 | .name = "serial_mxc", | |
1350 | .platdata = &ventana_mxc_serial_plat, | |
1351 | }; |