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9b75bad0 SL |
1 | /* |
2 | * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. | |
3 | * Based on mx6qsabrelite.c file | |
4 | * Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com> | |
5 | * Leo Sartre, <lsartre@adeneo-embedded.com> | |
6 | * | |
3765b3e7 | 7 | * SPDX-License-Identifier: GPL-2.0+ |
9b75bad0 SL |
8 | */ |
9 | ||
10 | #include <common.h> | |
11 | #include <asm/io.h> | |
12 | #include <asm/arch/clock.h> | |
13 | #include <asm/arch/imx-regs.h> | |
14 | #include <asm/arch/iomux.h> | |
15 | #include <asm/arch/mx6-pins.h> | |
16 | #include <asm/gpio.h> | |
17 | #include <asm/imx-common/iomux-v3.h> | |
6731bc8d | 18 | #include <asm/imx-common/sata.h> |
9b75bad0 | 19 | #include <asm/imx-common/boot_mode.h> |
4c9929d6 | 20 | #include <asm/imx-common/mxc_i2c.h> |
d7140351 | 21 | #include <asm/arch/sys_proto.h> |
6d551f27 OS |
22 | #include <asm/arch/mxc_hdmi.h> |
23 | #include <asm/arch/crm_regs.h> | |
9b75bad0 SL |
24 | #include <mmc.h> |
25 | #include <fsl_esdhc.h> | |
4c9929d6 OS |
26 | #include <i2c.h> |
27 | #include <power/pmic.h> | |
28 | #include <power/pfuze100_pmic.h> | |
6d551f27 OS |
29 | #include <linux/fb.h> |
30 | #include <ipu_pixfmt.h> | |
f0222902 OS |
31 | #include <malloc.h> |
32 | #include <miiphy.h> | |
33 | #include <netdev.h> | |
34 | #include <micrel.h> | |
d7140351 OS |
35 | #include <spi_flash.h> |
36 | #include <spi.h> | |
9b75bad0 SL |
37 | |
38 | DECLARE_GLOBAL_DATA_PTR; | |
39 | ||
40 | #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |\ | |
41 | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) | |
42 | ||
43 | #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW |\ | |
44 | PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) | |
45 | ||
4c9929d6 OS |
46 | #define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
47 | PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ | |
48 | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ | |
49 | PAD_CTL_ODE | PAD_CTL_SRE_FAST) | |
50 | ||
71bcdafe OS |
51 | #define SPI_PAD_CTRL (PAD_CTL_HYS | \ |
52 | PAD_CTL_SPEED_MED | \ | |
53 | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) | |
54 | ||
4c9929d6 OS |
55 | #define MX6Q_QMX6_PFUZE_MUX IMX_GPIO_NR(6, 9) |
56 | ||
f0222902 OS |
57 | |
58 | #define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ | |
59 | PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ | |
60 | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) | |
61 | ||
9b75bad0 SL |
62 | int dram_init(void) |
63 | { | |
d7140351 | 64 | gd->ram_size = imx_ddr_size(); |
9b75bad0 SL |
65 | |
66 | return 0; | |
67 | } | |
68 | ||
6b3496f7 | 69 | static iomux_v3_cfg_t const uart2_pads[] = { |
d7140351 OS |
70 | IOMUX_PADS(PAD_EIM_D26__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), |
71 | IOMUX_PADS(PAD_EIM_D27__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), | |
9b75bad0 SL |
72 | }; |
73 | ||
6b3496f7 | 74 | static iomux_v3_cfg_t const usdhc2_pads[] = { |
d7140351 OS |
75 | IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), |
76 | IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
77 | IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
78 | IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
79 | IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
80 | IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
81 | IOMUX_PADS(PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
9b75bad0 SL |
82 | }; |
83 | ||
45e4d350 | 84 | static iomux_v3_cfg_t const usdhc3_pads[] = { |
d7140351 OS |
85 | IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), |
86 | IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
87 | IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
88 | IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
89 | IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
90 | IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
91 | IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
92 | IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
93 | IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
94 | IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
95 | IOMUX_PADS(PAD_SD3_RST__SD3_RESET | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
45e4d350 OS |
96 | }; |
97 | ||
6b3496f7 | 98 | static iomux_v3_cfg_t const usdhc4_pads[] = { |
d7140351 OS |
99 | IOMUX_PADS(PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), |
100 | IOMUX_PADS(PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
101 | IOMUX_PADS(PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
102 | IOMUX_PADS(PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
103 | IOMUX_PADS(PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
104 | IOMUX_PADS(PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
105 | IOMUX_PADS(PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
106 | IOMUX_PADS(PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
107 | IOMUX_PADS(PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
108 | IOMUX_PADS(PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
109 | IOMUX_PADS(PAD_NANDF_D6__GPIO2_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
9b75bad0 SL |
110 | }; |
111 | ||
95246ac7 | 112 | static iomux_v3_cfg_t const usb_otg_pads[] = { |
d7140351 OS |
113 | IOMUX_PADS(PAD_EIM_D22__USB_OTG_PWR | MUX_PAD_CTRL(NO_PAD_CTRL)), |
114 | IOMUX_PADS(PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
95246ac7 OS |
115 | }; |
116 | ||
f0222902 | 117 | static iomux_v3_cfg_t enet_pads_ksz9031[] = { |
d7140351 OS |
118 | IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), |
119 | IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
120 | IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
121 | IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
122 | IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
123 | IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
124 | IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
125 | IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
126 | IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
127 | IOMUX_PADS(PAD_RGMII_RXC__GPIO6_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
128 | IOMUX_PADS(PAD_RGMII_RD0__GPIO6_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
129 | IOMUX_PADS(PAD_RGMII_RD1__GPIO6_IO27 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
130 | IOMUX_PADS(PAD_RGMII_RD2__GPIO6_IO28 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
131 | IOMUX_PADS(PAD_RGMII_RD3__GPIO6_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
132 | IOMUX_PADS(PAD_RGMII_RX_CTL__GPIO6_IO24 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
f0222902 OS |
133 | }; |
134 | ||
135 | static iomux_v3_cfg_t enet_pads_final_ksz9031[] = { | |
d7140351 OS |
136 | IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), |
137 | IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
138 | IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
139 | IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
140 | IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
141 | IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
f0222902 OS |
142 | }; |
143 | ||
144 | static iomux_v3_cfg_t enet_pads_ar8035[] = { | |
d7140351 OS |
145 | IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), |
146 | IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
147 | IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
148 | IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
149 | IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
150 | IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
151 | IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
152 | IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
153 | IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
154 | IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
155 | IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
156 | IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
157 | IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
158 | IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
159 | IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), | |
f0222902 OS |
160 | }; |
161 | ||
71bcdafe | 162 | static iomux_v3_cfg_t const ecspi1_pads[] = { |
d7140351 OS |
163 | IOMUX_PADS(PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)), |
164 | IOMUX_PADS(PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL)), | |
165 | IOMUX_PADS(PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL)), | |
166 | IOMUX_PADS(PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL)), | |
71bcdafe OS |
167 | }; |
168 | ||
4c9929d6 | 169 | #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) |
d7140351 | 170 | struct i2c_pads_info mx6q_i2c_pad_info1 = { |
4c9929d6 | 171 | .scl = { |
d7140351 OS |
172 | .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC, |
173 | .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | PC, | |
4c9929d6 OS |
174 | .gp = IMX_GPIO_NR(4, 12) |
175 | }, | |
176 | .sda = { | |
d7140351 OS |
177 | .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC, |
178 | .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC, | |
179 | .gp = IMX_GPIO_NR(4, 13) | |
180 | } | |
181 | }; | |
182 | ||
183 | struct i2c_pads_info mx6dl_i2c_pad_info1 = { | |
184 | .scl = { | |
185 | .i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | PC, | |
186 | .gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | PC, | |
187 | .gp = IMX_GPIO_NR(4, 12) | |
188 | }, | |
189 | .sda = { | |
190 | .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | PC, | |
191 | .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | PC, | |
4c9929d6 OS |
192 | .gp = IMX_GPIO_NR(4, 13) |
193 | } | |
194 | }; | |
195 | ||
196 | #define I2C_PMIC 1 /* I2C2 port is used to connect to the PMIC */ | |
197 | ||
198 | struct interface_level { | |
199 | char *name; | |
200 | uchar value; | |
201 | }; | |
202 | ||
203 | static struct interface_level mipi_levels[] = { | |
204 | {"0V0", 0x00}, | |
205 | {"2V5", 0x17}, | |
206 | }; | |
207 | ||
208 | /* setup board specific PMIC */ | |
209 | int power_init_board(void) | |
210 | { | |
211 | struct pmic *p; | |
212 | u32 id1, id2, i; | |
213 | int ret; | |
214 | char const *lv_mipi; | |
215 | ||
216 | /* configure I2C multiplexer */ | |
217 | gpio_direction_output(MX6Q_QMX6_PFUZE_MUX, 1); | |
218 | ||
219 | power_pfuze100_init(I2C_PMIC); | |
220 | p = pmic_get("PFUZE100"); | |
221 | if (!p) | |
222 | return -EINVAL; | |
223 | ||
224 | ret = pmic_probe(p); | |
225 | if (ret) | |
226 | return ret; | |
227 | ||
228 | pmic_reg_read(p, PFUZE100_DEVICEID, &id1); | |
229 | pmic_reg_read(p, PFUZE100_REVID, &id2); | |
230 | printf("PFUZE100 Rev. [%02x/%02x] detected\n", id1, id2); | |
231 | ||
232 | if (id2 >= 0x20) | |
233 | return 0; | |
234 | ||
235 | /* set level of MIPI if specified */ | |
236 | lv_mipi = getenv("lv_mipi"); | |
237 | if (lv_mipi) | |
238 | return 0; | |
239 | ||
240 | for (i = 0; i < ARRAY_SIZE(mipi_levels); i++) { | |
241 | if (!strcmp(mipi_levels[i].name, lv_mipi)) { | |
f5cf9e65 | 242 | printf("set MIPI level %s\n", mipi_levels[i].name); |
4c9929d6 OS |
243 | ret = pmic_reg_write(p, PFUZE100_VGEN4VOL, |
244 | mipi_levels[i].value); | |
245 | if (ret) | |
246 | return ret; | |
247 | } | |
248 | } | |
249 | ||
250 | return 0; | |
251 | } | |
f0222902 OS |
252 | |
253 | int board_eth_init(bd_t *bis) | |
254 | { | |
255 | struct phy_device *phydev; | |
256 | struct mii_dev *bus; | |
257 | unsigned short id1, id2; | |
258 | int ret; | |
259 | ||
f0222902 | 260 | /* check whether KSZ9031 or AR8035 has to be configured */ |
d7140351 | 261 | SETUP_IOMUX_PADS(enet_pads_ar8035); |
f0222902 OS |
262 | |
263 | /* phy reset */ | |
264 | gpio_direction_output(IMX_GPIO_NR(3, 23), 0); | |
265 | udelay(2000); | |
266 | gpio_set_value(IMX_GPIO_NR(3, 23), 1); | |
267 | udelay(500); | |
268 | ||
269 | bus = fec_get_miibus(IMX_FEC_BASE, -1); | |
270 | if (!bus) | |
271 | return -EINVAL; | |
272 | phydev = phy_find_by_mask(bus, (0xf << 4), PHY_INTERFACE_MODE_RGMII); | |
273 | if (!phydev) { | |
274 | printf("Error: phy device not found.\n"); | |
275 | ret = -ENODEV; | |
276 | goto free_bus; | |
277 | } | |
278 | ||
279 | /* get the PHY id */ | |
280 | id1 = phy_read(phydev, MDIO_DEVAD_NONE, 2); | |
281 | id2 = phy_read(phydev, MDIO_DEVAD_NONE, 3); | |
282 | ||
283 | if ((id1 == 0x22) && ((id2 & 0xFFF0) == 0x1620)) { | |
284 | /* re-configure for Micrel KSZ9031 */ | |
285 | printf("configure Micrel KSZ9031 Ethernet Phy at address %d\n", | |
286 | phydev->addr); | |
287 | ||
288 | /* phy reset: gpio3-23 */ | |
289 | gpio_set_value(IMX_GPIO_NR(3, 23), 0); | |
290 | gpio_set_value(IMX_GPIO_NR(6, 30), (phydev->addr >> 2)); | |
291 | gpio_set_value(IMX_GPIO_NR(6, 25), 1); | |
292 | gpio_set_value(IMX_GPIO_NR(6, 27), 1); | |
293 | gpio_set_value(IMX_GPIO_NR(6, 28), 1); | |
294 | gpio_set_value(IMX_GPIO_NR(6, 29), 1); | |
d7140351 | 295 | SETUP_IOMUX_PADS(enet_pads_ksz9031); |
f0222902 OS |
296 | gpio_set_value(IMX_GPIO_NR(6, 24), 1); |
297 | udelay(500); | |
298 | gpio_set_value(IMX_GPIO_NR(3, 23), 1); | |
d7140351 | 299 | SETUP_IOMUX_PADS(enet_pads_final_ksz9031); |
f0222902 OS |
300 | } else if ((id1 == 0x004d) && (id2 == 0xd072)) { |
301 | /* configure Atheros AR8035 - actually nothing to do */ | |
302 | printf("configure Atheros AR8035 Ethernet Phy at address %d\n", | |
303 | phydev->addr); | |
304 | } else { | |
305 | printf("Unknown Ethernet-Phy: 0x%04x 0x%04x\n", id1, id2); | |
306 | ret = -EINVAL; | |
307 | goto free_phydev; | |
308 | } | |
309 | ||
310 | ret = fec_probe(bis, -1, IMX_FEC_BASE, bus, phydev); | |
311 | if (ret) | |
312 | goto free_phydev; | |
313 | ||
314 | return 0; | |
315 | ||
316 | free_phydev: | |
317 | free(phydev); | |
318 | free_bus: | |
319 | free(bus); | |
320 | return ret; | |
321 | } | |
322 | ||
323 | int mx6_rgmii_rework(struct phy_device *phydev) | |
324 | { | |
325 | unsigned short id1, id2; | |
326 | unsigned short val; | |
327 | ||
328 | /* check whether KSZ9031 or AR8035 has to be configured */ | |
329 | id1 = phy_read(phydev, MDIO_DEVAD_NONE, 2); | |
330 | id2 = phy_read(phydev, MDIO_DEVAD_NONE, 3); | |
331 | ||
332 | if ((id1 == 0x22) && ((id2 & 0xFFF0) == 0x1620)) { | |
333 | /* finalize phy configuration for Micrel KSZ9031 */ | |
334 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, 2); | |
335 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 4); | |
336 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_DATA_POST_INC_W | 0x2); | |
337 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 0x0000); | |
338 | ||
339 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, 2); | |
340 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 5); | |
341 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_DATA_POST_INC_W | 0x2); | |
342 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, MII_KSZ9031_MOD_REG); | |
343 | ||
344 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, 2); | |
345 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 6); | |
346 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_DATA_POST_INC_W | 0x2); | |
347 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 0xFFFF); | |
348 | ||
349 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, 2); | |
350 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 8); | |
351 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_DATA_POST_INC_W | 0x2); | |
352 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 0x3FFF); | |
353 | ||
354 | /* fix KSZ9031 link up issue */ | |
355 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, 0x0); | |
356 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 0x4); | |
357 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_DATA_NO_POST_INC); | |
358 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 0x6); | |
359 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_REG); | |
360 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 0x3); | |
361 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_DATA_NO_POST_INC); | |
362 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, 0x1A80); | |
363 | } | |
364 | ||
365 | if ((id1 == 0x004d) && (id2 == 0xd072)) { | |
366 | /* enable AR8035 ouput a 125MHz clk from CLK_25M */ | |
367 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, 0x7); | |
368 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, MII_KSZ9031_MOD_DATA_POST_INC_RW | 0x16); | |
369 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_CONTROL, MII_KSZ9031_MOD_DATA_NO_POST_INC | 0x7); | |
370 | val = phy_read(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA); | |
371 | val &= 0xfe63; | |
372 | val |= 0x18; | |
373 | phy_write(phydev, MDIO_DEVAD_NONE, MMD_ACCESS_REG_DATA, val); | |
374 | ||
375 | /* introduce tx clock delay */ | |
376 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5); | |
377 | val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e); | |
378 | val |= 0x0100; | |
379 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val); | |
380 | ||
381 | /* disable hibernation */ | |
382 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0xb); | |
383 | val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e); | |
384 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x3c40); | |
385 | } | |
386 | return 0; | |
387 | } | |
388 | ||
389 | int board_phy_config(struct phy_device *phydev) | |
390 | { | |
391 | mx6_rgmii_rework(phydev); | |
392 | ||
393 | if (phydev->drv->config) | |
394 | phydev->drv->config(phydev); | |
395 | ||
396 | return 0; | |
397 | } | |
4c9929d6 | 398 | |
9b75bad0 SL |
399 | static void setup_iomux_uart(void) |
400 | { | |
d7140351 | 401 | SETUP_IOMUX_PADS(uart2_pads); |
9b75bad0 SL |
402 | } |
403 | ||
71bcdafe OS |
404 | #ifdef CONFIG_MXC_SPI |
405 | static void setup_spi(void) | |
406 | { | |
a1ed1552 | 407 | SETUP_IOMUX_PADS(ecspi1_pads); |
71bcdafe OS |
408 | gpio_direction_output(IMX_GPIO_NR(3, 19), 0); |
409 | } | |
410 | #endif | |
411 | ||
9b75bad0 | 412 | #ifdef CONFIG_FSL_ESDHC |
6b3496f7 | 413 | static struct fsl_esdhc_cfg usdhc_cfg[] = { |
9b75bad0 | 414 | {USDHC2_BASE_ADDR}, |
45e4d350 | 415 | {USDHC3_BASE_ADDR}, |
9b75bad0 SL |
416 | {USDHC4_BASE_ADDR}, |
417 | }; | |
418 | ||
419 | int board_mmc_getcd(struct mmc *mmc) | |
420 | { | |
421 | struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; | |
422 | int ret = 0; | |
423 | ||
424 | switch (cfg->esdhc_base) { | |
425 | case USDHC2_BASE_ADDR: | |
426 | gpio_direction_input(IMX_GPIO_NR(1, 4)); | |
427 | ret = !gpio_get_value(IMX_GPIO_NR(1, 4)); | |
428 | break; | |
45e4d350 OS |
429 | case USDHC3_BASE_ADDR: |
430 | ret = 1; /* eMMC is always present */ | |
431 | break; | |
9b75bad0 SL |
432 | case USDHC4_BASE_ADDR: |
433 | gpio_direction_input(IMX_GPIO_NR(2, 6)); | |
434 | ret = !gpio_get_value(IMX_GPIO_NR(2, 6)); | |
435 | break; | |
436 | default: | |
437 | printf("Bad USDHC interface\n"); | |
438 | } | |
439 | ||
440 | return ret; | |
441 | } | |
442 | ||
443 | int board_mmc_init(bd_t *bis) | |
444 | { | |
d7140351 | 445 | #ifndef CONFIG_SPL_BUILD |
9b75bad0 | 446 | s32 status = 0; |
516a863e | 447 | int i; |
9b75bad0 SL |
448 | |
449 | usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); | |
45e4d350 OS |
450 | usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); |
451 | usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); | |
9b75bad0 | 452 | |
d7140351 OS |
453 | SETUP_IOMUX_PADS(usdhc2_pads); |
454 | SETUP_IOMUX_PADS(usdhc3_pads); | |
455 | SETUP_IOMUX_PADS(usdhc4_pads); | |
9b75bad0 | 456 | |
516a863e OS |
457 | for (i = 0; i < ARRAY_SIZE(usdhc_cfg); i++) { |
458 | status = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); | |
459 | if (status) | |
460 | return status; | |
461 | } | |
9b75bad0 | 462 | |
516a863e | 463 | return 0; |
d7140351 OS |
464 | #else |
465 | SETUP_IOMUX_PADS(usdhc4_pads); | |
466 | usdhc_cfg[0].esdhc_base = USDHC4_BASE_ADDR; | |
467 | usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); | |
468 | gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; | |
469 | ||
470 | return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); | |
471 | #endif | |
9b75bad0 SL |
472 | } |
473 | #endif | |
474 | ||
95246ac7 OS |
475 | int board_ehci_hcd_init(int port) |
476 | { | |
477 | switch (port) { | |
478 | case 0: | |
d7140351 | 479 | SETUP_IOMUX_PADS(usb_otg_pads); |
95246ac7 OS |
480 | /* |
481 | * set daisy chain for otg_pin_id on 6q. | |
482 | * for 6dl, this bit is reserved | |
483 | */ | |
484 | imx_iomux_set_gpr_register(1, 13, 1, 1); | |
485 | break; | |
486 | case 1: | |
487 | /* nothing to do */ | |
488 | break; | |
489 | default: | |
490 | printf("Invalid USB port: %d\n", port); | |
491 | return -EINVAL; | |
492 | } | |
493 | ||
494 | return 0; | |
495 | } | |
496 | ||
497 | int board_ehci_power(int port, int on) | |
498 | { | |
499 | switch (port) { | |
500 | case 0: | |
501 | break; | |
502 | case 1: | |
503 | gpio_direction_output(IMX_GPIO_NR(5, 5), on); | |
504 | break; | |
505 | default: | |
506 | printf("Invalid USB port: %d\n", port); | |
507 | return -EINVAL; | |
508 | } | |
509 | ||
510 | return 0; | |
511 | } | |
512 | ||
6d551f27 OS |
513 | struct display_info_t { |
514 | int bus; | |
515 | int addr; | |
516 | int pixfmt; | |
517 | int (*detect)(struct display_info_t const *dev); | |
518 | void (*enable)(struct display_info_t const *dev); | |
519 | struct fb_videomode mode; | |
520 | }; | |
521 | ||
522 | static void disable_lvds(struct display_info_t const *dev) | |
523 | { | |
524 | struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; | |
525 | ||
526 | clrbits_le32(&iomux->gpr[2], IOMUXC_GPR2_LVDS_CH0_MODE_MASK | | |
527 | IOMUXC_GPR2_LVDS_CH1_MODE_MASK); | |
528 | } | |
529 | ||
530 | static void do_enable_hdmi(struct display_info_t const *dev) | |
531 | { | |
532 | disable_lvds(dev); | |
533 | imx_enable_hdmi_phy(); | |
534 | } | |
535 | ||
536 | static struct display_info_t const displays[] = { | |
537 | { | |
538 | .bus = -1, | |
539 | .addr = 0, | |
540 | .pixfmt = IPU_PIX_FMT_RGB666, | |
541 | .detect = NULL, | |
542 | .enable = NULL, | |
543 | .mode = { | |
544 | .name = | |
545 | "Hannstar-XGA", | |
546 | .refresh = 60, | |
547 | .xres = 1024, | |
548 | .yres = 768, | |
549 | .pixclock = 15385, | |
550 | .left_margin = 220, | |
551 | .right_margin = 40, | |
552 | .upper_margin = 21, | |
553 | .lower_margin = 7, | |
554 | .hsync_len = 60, | |
555 | .vsync_len = 10, | |
556 | .sync = FB_SYNC_EXT, | |
557 | .vmode = FB_VMODE_NONINTERLACED } }, | |
558 | { | |
559 | .bus = -1, | |
560 | .addr = 0, | |
561 | .pixfmt = IPU_PIX_FMT_RGB24, | |
562 | .detect = NULL, | |
563 | .enable = do_enable_hdmi, | |
564 | .mode = { | |
565 | .name = "HDMI", | |
566 | .refresh = 60, | |
567 | .xres = 1024, | |
568 | .yres = 768, | |
569 | .pixclock = 15385, | |
570 | .left_margin = 220, | |
571 | .right_margin = 40, | |
572 | .upper_margin = 21, | |
573 | .lower_margin = 7, | |
574 | .hsync_len = 60, | |
575 | .vsync_len = 10, | |
576 | .sync = FB_SYNC_EXT, | |
577 | .vmode = FB_VMODE_NONINTERLACED } } | |
578 | }; | |
579 | ||
580 | int board_video_skip(void) | |
581 | { | |
582 | int i; | |
583 | int ret; | |
584 | char const *panel = getenv("panel"); | |
585 | if (!panel) { | |
586 | for (i = 0; i < ARRAY_SIZE(displays); i++) { | |
587 | struct display_info_t const *dev = displays + i; | |
588 | if (dev->detect && dev->detect(dev)) { | |
589 | panel = dev->mode.name; | |
590 | printf("auto-detected panel %s\n", panel); | |
591 | break; | |
592 | } | |
593 | } | |
594 | if (!panel) { | |
595 | panel = displays[0].mode.name; | |
596 | printf("No panel detected: default to %s\n", panel); | |
597 | i = 0; | |
598 | } | |
599 | } else { | |
600 | for (i = 0; i < ARRAY_SIZE(displays); i++) { | |
601 | if (!strcmp(panel, displays[i].mode.name)) | |
602 | break; | |
603 | } | |
604 | } | |
605 | if (i < ARRAY_SIZE(displays)) { | |
606 | ret = ipuv3_fb_init(&displays[i].mode, 0, displays[i].pixfmt); | |
607 | if (!ret) { | |
608 | if (displays[i].enable) | |
609 | displays[i].enable(displays + i); | |
610 | printf("Display: %s (%ux%u)\n", | |
611 | displays[i].mode.name, displays[i].mode.xres, | |
612 | displays[i].mode.yres); | |
613 | } else | |
614 | printf("LCD %s cannot be configured: %d\n", | |
615 | displays[i].mode.name, ret); | |
616 | } else { | |
617 | printf("unsupported panel %s\n", panel); | |
618 | return -EINVAL; | |
619 | } | |
620 | ||
621 | return 0; | |
622 | } | |
623 | ||
624 | static void setup_display(void) | |
625 | { | |
626 | struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
627 | struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; | |
628 | int reg; | |
629 | ||
630 | enable_ipu_clock(); | |
631 | imx_setup_hdmi(); | |
632 | ||
633 | /* Turn on LDB0, LDB1, IPU,IPU DI0 clocks */ | |
634 | setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK | | |
635 | MXC_CCM_CCGR3_LDB_DI1_MASK); | |
636 | ||
637 | /* set LDB0, LDB1 clk select to 011/011 */ | |
638 | reg = readl(&mxc_ccm->cs2cdr); | |
639 | reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK | | |
640 | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); | |
641 | reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) | | |
642 | (3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET); | |
643 | writel(reg, &mxc_ccm->cs2cdr); | |
644 | ||
645 | setbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV | | |
646 | MXC_CCM_CSCMR2_LDB_DI1_IPU_DIV); | |
647 | ||
648 | setbits_le32(&mxc_ccm->chsccdr, CHSCCDR_CLK_SEL_LDB_DI0 << | |
649 | MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET | | |
650 | CHSCCDR_CLK_SEL_LDB_DI0 << | |
651 | MXC_CCM_CHSCCDR_IPU1_DI1_CLK_SEL_OFFSET); | |
652 | ||
653 | reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES | |
654 | | IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW | |
655 | | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW | |
656 | | IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG | |
657 | | IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT | |
658 | | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG | |
659 | | IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT | |
660 | | IOMUXC_GPR2_LVDS_CH0_MODE_DISABLED | |
661 | | IOMUXC_GPR2_LVDS_CH1_MODE_ENABLED_DI0; | |
662 | writel(reg, &iomux->gpr[2]); | |
663 | ||
664 | reg = readl(&iomux->gpr[3]); | |
665 | reg = (reg & ~(IOMUXC_GPR3_LVDS1_MUX_CTL_MASK | | |
666 | IOMUXC_GPR3_HDMI_MUX_CTL_MASK)) | | |
667 | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 << | |
668 | IOMUXC_GPR3_LVDS1_MUX_CTL_OFFSET); | |
669 | writel(reg, &iomux->gpr[3]); | |
670 | } | |
671 | ||
672 | /* | |
673 | * Do not overwrite the console | |
674 | * Use always serial for U-Boot console | |
675 | */ | |
676 | int overwrite_console(void) | |
677 | { | |
678 | return 1; | |
679 | } | |
680 | ||
9b75bad0 SL |
681 | int board_early_init_f(void) |
682 | { | |
683 | setup_iomux_uart(); | |
6d551f27 | 684 | setup_display(); |
9b75bad0 | 685 | |
71bcdafe OS |
686 | #ifdef CONFIG_MXC_SPI |
687 | setup_spi(); | |
688 | #endif | |
9b75bad0 SL |
689 | return 0; |
690 | } | |
691 | ||
692 | int board_init(void) | |
693 | { | |
694 | /* address of boot parameters */ | |
695 | gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; | |
696 | ||
d7140351 | 697 | |
68c27601 | 698 | if (is_mx6dq()) |
d7140351 OS |
699 | setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info1); |
700 | else | |
701 | setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info1); | |
4c9929d6 | 702 | |
6731bc8d OS |
703 | #ifdef CONFIG_CMD_SATA |
704 | setup_sata(); | |
705 | #endif | |
706 | ||
9b75bad0 SL |
707 | return 0; |
708 | } | |
709 | ||
710 | int checkboard(void) | |
711 | { | |
d7140351 OS |
712 | char *type = "unknown"; |
713 | ||
714 | if (is_cpu_type(MXC_CPU_MX6Q)) | |
715 | type = "Quad"; | |
716 | else if (is_cpu_type(MXC_CPU_MX6D)) | |
717 | type = "Dual"; | |
718 | else if (is_cpu_type(MXC_CPU_MX6DL)) | |
719 | type = "Dual-Lite"; | |
720 | else if (is_cpu_type(MXC_CPU_MX6SOLO)) | |
721 | type = "Solo"; | |
722 | ||
723 | printf("Board: conga-QMX6 %s\n", type); | |
9b75bad0 SL |
724 | |
725 | return 0; | |
726 | } | |
727 | ||
71bcdafe OS |
728 | #ifdef CONFIG_MXC_SPI |
729 | int board_spi_cs_gpio(unsigned bus, unsigned cs) | |
730 | { | |
731 | return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(3, 19)) : -EINVAL; | |
732 | } | |
733 | #endif | |
734 | ||
9b75bad0 SL |
735 | #ifdef CONFIG_CMD_BMODE |
736 | static const struct boot_mode board_boot_modes[] = { | |
737 | /* 4 bit bus width */ | |
738 | {"mmc0", MAKE_CFGVAL(0x50, 0x20, 0x00, 0x00)}, | |
739 | {"mmc1", MAKE_CFGVAL(0x50, 0x38, 0x00, 0x00)}, | |
740 | {NULL, 0}, | |
741 | }; | |
742 | #endif | |
743 | ||
744 | int misc_init_r(void) | |
745 | { | |
746 | #ifdef CONFIG_CMD_BMODE | |
747 | add_board_boot_modes(board_boot_modes); | |
748 | #endif | |
749 | return 0; | |
750 | } | |
d7140351 OS |
751 | |
752 | int board_late_init(void) | |
753 | { | |
754 | #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG | |
68c27601 | 755 | if (is_mx6dq()) |
d7140351 OS |
756 | setenv("board_rev", "MX6Q"); |
757 | else | |
758 | setenv("board_rev", "MX6DL"); | |
759 | #endif | |
760 | ||
761 | return 0; | |
762 | } | |
763 | ||
764 | #ifdef CONFIG_SPL_BUILD | |
765 | #include <asm/arch/mx6-ddr.h> | |
766 | #include <spl.h> | |
767 | #include <libfdt.h> | |
768 | #include <spi_flash.h> | |
769 | #include <spi.h> | |
770 | ||
771 | const struct mx6dq_iomux_ddr_regs mx6q_ddr_ioregs = { | |
772 | .dram_sdclk_0 = 0x00000030, | |
773 | .dram_sdclk_1 = 0x00000030, | |
774 | .dram_cas = 0x00000030, | |
775 | .dram_ras = 0x00000030, | |
776 | .dram_reset = 0x00000030, | |
777 | .dram_sdcke0 = 0x00003000, | |
778 | .dram_sdcke1 = 0x00003000, | |
779 | .dram_sdba2 = 0x00000000, | |
780 | .dram_sdodt0 = 0x00000030, | |
781 | .dram_sdodt1 = 0x00000030, | |
782 | .dram_sdqs0 = 0x00000030, | |
783 | .dram_sdqs1 = 0x00000030, | |
784 | .dram_sdqs2 = 0x00000030, | |
785 | .dram_sdqs3 = 0x00000030, | |
786 | .dram_sdqs4 = 0x00000030, | |
787 | .dram_sdqs5 = 0x00000030, | |
788 | .dram_sdqs6 = 0x00000030, | |
789 | .dram_sdqs7 = 0x00000030, | |
790 | .dram_dqm0 = 0x00000030, | |
791 | .dram_dqm1 = 0x00000030, | |
792 | .dram_dqm2 = 0x00000030, | |
793 | .dram_dqm3 = 0x00000030, | |
794 | .dram_dqm4 = 0x00000030, | |
795 | .dram_dqm5 = 0x00000030, | |
796 | .dram_dqm6 = 0x00000030, | |
797 | .dram_dqm7 = 0x00000030, | |
798 | }; | |
799 | ||
800 | static const struct mx6sdl_iomux_ddr_regs mx6dl_ddr_ioregs = { | |
801 | .dram_sdclk_0 = 0x00000030, | |
802 | .dram_sdclk_1 = 0x00000030, | |
803 | .dram_cas = 0x00000030, | |
804 | .dram_ras = 0x00000030, | |
805 | .dram_reset = 0x00000030, | |
806 | .dram_sdcke0 = 0x00003000, | |
807 | .dram_sdcke1 = 0x00003000, | |
808 | .dram_sdba2 = 0x00000000, | |
809 | .dram_sdodt0 = 0x00000030, | |
810 | .dram_sdodt1 = 0x00000030, | |
811 | .dram_sdqs0 = 0x00000030, | |
812 | .dram_sdqs1 = 0x00000030, | |
813 | .dram_sdqs2 = 0x00000030, | |
814 | .dram_sdqs3 = 0x00000030, | |
815 | .dram_sdqs4 = 0x00000030, | |
816 | .dram_sdqs5 = 0x00000030, | |
817 | .dram_sdqs6 = 0x00000030, | |
818 | .dram_sdqs7 = 0x00000030, | |
819 | .dram_dqm0 = 0x00000030, | |
820 | .dram_dqm1 = 0x00000030, | |
821 | .dram_dqm2 = 0x00000030, | |
822 | .dram_dqm3 = 0x00000030, | |
823 | .dram_dqm4 = 0x00000030, | |
824 | .dram_dqm5 = 0x00000030, | |
825 | .dram_dqm6 = 0x00000030, | |
826 | .dram_dqm7 = 0x00000030, | |
827 | }; | |
828 | ||
829 | const struct mx6dq_iomux_grp_regs mx6q_grp_ioregs = { | |
830 | .grp_ddr_type = 0x000C0000, | |
831 | .grp_ddrmode_ctl = 0x00020000, | |
832 | .grp_ddrpke = 0x00000000, | |
833 | .grp_addds = 0x00000030, | |
834 | .grp_ctlds = 0x00000030, | |
835 | .grp_ddrmode = 0x00020000, | |
836 | .grp_b0ds = 0x00000030, | |
837 | .grp_b1ds = 0x00000030, | |
838 | .grp_b2ds = 0x00000030, | |
839 | .grp_b3ds = 0x00000030, | |
840 | .grp_b4ds = 0x00000030, | |
841 | .grp_b5ds = 0x00000030, | |
842 | .grp_b6ds = 0x00000030, | |
843 | .grp_b7ds = 0x00000030, | |
844 | }; | |
845 | ||
846 | static const struct mx6sdl_iomux_grp_regs mx6sdl_grp_ioregs = { | |
847 | .grp_ddr_type = 0x000c0000, | |
848 | .grp_ddrmode_ctl = 0x00020000, | |
849 | .grp_ddrpke = 0x00000000, | |
850 | .grp_addds = 0x00000030, | |
851 | .grp_ctlds = 0x00000030, | |
852 | .grp_ddrmode = 0x00020000, | |
853 | .grp_b0ds = 0x00000030, | |
854 | .grp_b1ds = 0x00000030, | |
855 | .grp_b2ds = 0x00000030, | |
856 | .grp_b3ds = 0x00000030, | |
857 | .grp_b4ds = 0x00000030, | |
858 | .grp_b5ds = 0x00000030, | |
859 | .grp_b6ds = 0x00000030, | |
860 | .grp_b7ds = 0x00000030, | |
861 | }; | |
862 | ||
863 | const struct mx6_mmdc_calibration mx6q_mmcd_calib = { | |
864 | .p0_mpwldectrl0 = 0x0016001A, | |
865 | .p0_mpwldectrl1 = 0x0023001C, | |
866 | .p1_mpwldectrl0 = 0x0028003A, | |
867 | .p1_mpwldectrl1 = 0x001F002C, | |
868 | .p0_mpdgctrl0 = 0x43440354, | |
869 | .p0_mpdgctrl1 = 0x033C033C, | |
870 | .p1_mpdgctrl0 = 0x43300368, | |
871 | .p1_mpdgctrl1 = 0x03500330, | |
872 | .p0_mprddlctl = 0x3228242E, | |
873 | .p1_mprddlctl = 0x2C2C2636, | |
874 | .p0_mpwrdlctl = 0x36323A38, | |
875 | .p1_mpwrdlctl = 0x42324440, | |
876 | }; | |
877 | ||
878 | const struct mx6_mmdc_calibration mx6q_2g_mmcd_calib = { | |
879 | .p0_mpwldectrl0 = 0x00080016, | |
880 | .p0_mpwldectrl1 = 0x001D0016, | |
881 | .p1_mpwldectrl0 = 0x0018002C, | |
882 | .p1_mpwldectrl1 = 0x000D001D, | |
883 | .p0_mpdgctrl0 = 0x43200334, | |
884 | .p0_mpdgctrl1 = 0x0320031C, | |
885 | .p1_mpdgctrl0 = 0x0344034C, | |
886 | .p1_mpdgctrl1 = 0x03380314, | |
887 | .p0_mprddlctl = 0x3E36383A, | |
888 | .p1_mprddlctl = 0x38363240, | |
889 | .p0_mpwrdlctl = 0x36364238, | |
890 | .p1_mpwrdlctl = 0x4230423E, | |
891 | }; | |
892 | ||
893 | static const struct mx6_mmdc_calibration mx6s_mmcd_calib = { | |
894 | .p0_mpwldectrl0 = 0x00480049, | |
895 | .p0_mpwldectrl1 = 0x00410044, | |
896 | .p0_mpdgctrl0 = 0x42480248, | |
897 | .p0_mpdgctrl1 = 0x023C023C, | |
898 | .p0_mprddlctl = 0x40424644, | |
899 | .p0_mpwrdlctl = 0x34323034, | |
900 | }; | |
901 | ||
902 | const struct mx6_mmdc_calibration mx6dl_mmcd_calib = { | |
903 | .p0_mpwldectrl0 = 0x0043004B, | |
904 | .p0_mpwldectrl1 = 0x003A003E, | |
905 | .p1_mpwldectrl0 = 0x0047004F, | |
906 | .p1_mpwldectrl1 = 0x004E0061, | |
907 | .p0_mpdgctrl0 = 0x42500250, | |
908 | .p0_mpdgctrl1 = 0x0238023C, | |
909 | .p1_mpdgctrl0 = 0x42640264, | |
910 | .p1_mpdgctrl1 = 0x02500258, | |
911 | .p0_mprddlctl = 0x40424846, | |
912 | .p1_mprddlctl = 0x46484842, | |
913 | .p0_mpwrdlctl = 0x38382C30, | |
914 | .p1_mpwrdlctl = 0x34343430, | |
915 | }; | |
916 | ||
917 | static struct mx6_ddr3_cfg mem_ddr_2g = { | |
918 | .mem_speed = 1600, | |
919 | .density = 2, | |
920 | .width = 16, | |
921 | .banks = 8, | |
922 | .rowaddr = 14, | |
923 | .coladdr = 10, | |
924 | .pagesz = 2, | |
925 | .trcd = 1310, | |
926 | .trcmin = 4875, | |
927 | .trasmin = 3500, | |
928 | }; | |
929 | ||
930 | static struct mx6_ddr3_cfg mem_ddr_4g = { | |
931 | .mem_speed = 1600, | |
932 | .density = 4, | |
933 | .width = 16, | |
934 | .banks = 8, | |
935 | .rowaddr = 15, | |
936 | .coladdr = 10, | |
937 | .pagesz = 2, | |
938 | .trcd = 1310, | |
939 | .trcmin = 4875, | |
940 | .trasmin = 3500, | |
941 | }; | |
942 | ||
943 | static void ccgr_init(void) | |
944 | { | |
945 | struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
946 | ||
947 | writel(0x00C03F3F, &ccm->CCGR0); | |
948 | writel(0x0030FC03, &ccm->CCGR1); | |
949 | writel(0x0FFFC000, &ccm->CCGR2); | |
950 | writel(0x3FF00000, &ccm->CCGR3); | |
951 | writel(0x00FFF300, &ccm->CCGR4); | |
952 | writel(0x0F0000C3, &ccm->CCGR5); | |
953 | writel(0x000003FF, &ccm->CCGR6); | |
954 | } | |
955 | ||
956 | static void gpr_init(void) | |
957 | { | |
958 | struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; | |
959 | ||
960 | /* enable AXI cache for VDOA/VPU/IPU */ | |
961 | writel(0xF00000CF, &iomux->gpr[4]); | |
962 | /* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ | |
963 | writel(0x007F007F, &iomux->gpr[6]); | |
964 | writel(0x007F007F, &iomux->gpr[7]); | |
965 | } | |
966 | ||
967 | /* Define a minimal structure so that the part number can be read via SPL */ | |
968 | struct mfgdata { | |
969 | unsigned char tsize; | |
970 | /* size of checksummed part in bytes */ | |
971 | unsigned char ckcnt; | |
972 | /* checksum corrected byte */ | |
973 | unsigned char cksum; | |
974 | /* decimal serial number, packed BCD */ | |
975 | unsigned char serial[6]; | |
976 | /* part number, right justified, ASCII */ | |
977 | unsigned char pn[16]; | |
978 | }; | |
979 | ||
980 | static void conv_ascii(unsigned char *dst, unsigned char *src, int len) | |
981 | { | |
982 | int remain = len; | |
983 | unsigned char *sptr = src; | |
984 | unsigned char *dptr = dst; | |
985 | ||
986 | while (remain) { | |
987 | if (*sptr) { | |
988 | *dptr = *sptr; | |
989 | dptr++; | |
990 | } | |
991 | sptr++; | |
992 | remain--; | |
993 | } | |
994 | *dptr = 0x0; | |
995 | } | |
996 | ||
997 | #define CFG_MFG_ADDR_OFFSET (spi->size - SZ_16K) | |
998 | static bool is_2gb(void) | |
999 | { | |
1000 | struct spi_flash *spi; | |
1001 | int ret; | |
1002 | char buf[sizeof(struct mfgdata)]; | |
1003 | struct mfgdata *data = (struct mfgdata *)buf; | |
1004 | unsigned char outbuf[32]; | |
1005 | ||
1006 | spi = spi_flash_probe(CONFIG_ENV_SPI_BUS, | |
1007 | CONFIG_ENV_SPI_CS, | |
1008 | CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE); | |
1009 | ret = spi_flash_read(spi, CFG_MFG_ADDR_OFFSET, sizeof(struct mfgdata), | |
1010 | buf); | |
1011 | if (ret) | |
1012 | return false; | |
1013 | ||
1014 | /* Congatec Part Numbers 104 and 105 have 2GiB of RAM */ | |
1015 | conv_ascii(outbuf, data->pn, sizeof(data->pn)); | |
1016 | if (!memcmp(outbuf, "016104", 6) || !memcmp(outbuf, "016105", 6)) | |
1017 | return true; | |
1018 | else | |
1019 | return false; | |
1020 | } | |
1021 | ||
1022 | static void spl_dram_init(int width) | |
1023 | { | |
1024 | struct mx6_ddr_sysinfo sysinfo = { | |
1025 | /* width of data bus:0=16,1=32,2=64 */ | |
1026 | .dsize = width / 32, | |
1027 | /* config for full 4GB range so that get_mem_size() works */ | |
1028 | .cs_density = 32, /* 32Gb per CS */ | |
1029 | /* single chip select */ | |
1030 | .ncs = 1, | |
1031 | .cs1_mirror = 0, | |
1032 | .rtt_wr = 2, | |
1033 | .rtt_nom = 2, | |
1034 | .walat = 0, | |
1035 | .ralat = 5, | |
1036 | .mif3_mode = 3, | |
1037 | .bi_on = 1, | |
1038 | .sde_to_rst = 0x0d, | |
1039 | .rst_to_cke = 0x20, | |
edf00937 FE |
1040 | .refsel = 1, /* Refresh cycles at 32KHz */ |
1041 | .refr = 7, /* 8 refresh commands per refresh cycle */ | |
d7140351 OS |
1042 | }; |
1043 | ||
1044 | if (is_cpu_type(MXC_CPU_MX6Q) && is_2gb()) { | |
1045 | mx6dq_dram_iocfg(width, &mx6q_ddr_ioregs, &mx6q_grp_ioregs); | |
1046 | mx6_dram_cfg(&sysinfo, &mx6q_2g_mmcd_calib, &mem_ddr_4g); | |
1047 | return; | |
1048 | } | |
1049 | ||
68c27601 | 1050 | if (is_mx6dq()) { |
d7140351 OS |
1051 | mx6dq_dram_iocfg(width, &mx6q_ddr_ioregs, &mx6q_grp_ioregs); |
1052 | mx6_dram_cfg(&sysinfo, &mx6q_mmcd_calib, &mem_ddr_2g); | |
1053 | } else if (is_cpu_type(MXC_CPU_MX6SOLO)) { | |
1054 | sysinfo.walat = 1; | |
1055 | mx6sdl_dram_iocfg(width, &mx6dl_ddr_ioregs, &mx6sdl_grp_ioregs); | |
1056 | mx6_dram_cfg(&sysinfo, &mx6s_mmcd_calib, &mem_ddr_4g); | |
1057 | } else if (is_cpu_type(MXC_CPU_MX6DL)) { | |
1058 | sysinfo.walat = 1; | |
1059 | mx6sdl_dram_iocfg(width, &mx6dl_ddr_ioregs, &mx6sdl_grp_ioregs); | |
1060 | mx6_dram_cfg(&sysinfo, &mx6dl_mmcd_calib, &mem_ddr_2g); | |
1061 | } | |
1062 | } | |
1063 | ||
1064 | void board_init_f(ulong dummy) | |
1065 | { | |
1066 | /* setup AIPS and disable watchdog */ | |
1067 | arch_cpu_init(); | |
1068 | ||
1069 | ccgr_init(); | |
1070 | gpr_init(); | |
1071 | ||
1072 | /* iomux and setup of i2c */ | |
1073 | board_early_init_f(); | |
1074 | ||
1075 | /* setup GP timer */ | |
1076 | timer_init(); | |
1077 | ||
1078 | /* UART clocks enabled and gd valid - init serial console */ | |
1079 | preloader_console_init(); | |
1080 | ||
1081 | /* Needed for malloc() to work in SPL prior to board_init_r() */ | |
1082 | spl_init(); | |
1083 | ||
1084 | /* DDR initialization */ | |
1085 | if (is_cpu_type(MXC_CPU_MX6SOLO)) | |
1086 | spl_dram_init(32); | |
1087 | else | |
1088 | spl_dram_init(64); | |
1089 | ||
1090 | /* Clear the BSS. */ | |
1091 | memset(__bss_start, 0, __bss_end - __bss_start); | |
1092 | ||
1093 | /* load/boot image from boot device */ | |
1094 | board_init_r(NULL, 0); | |
1095 | } | |
1096 | #endif |