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f9162b15 AB |
1 | /* |
2 | * Copyright 2015 Timesys Corporation | |
3 | * Copyright 2015 General Electric Company | |
4 | * Copyright 2012 Freescale Semiconductor, Inc. | |
5 | * | |
6 | * SPDX-License-Identifier: GPL-2.0+ | |
7 | */ | |
8 | ||
9 | #include <asm/arch/clock.h> | |
10 | #include <asm/arch/imx-regs.h> | |
11 | #include <asm/arch/iomux.h> | |
12 | #include <asm/arch/mx6-pins.h> | |
1221ce45 | 13 | #include <linux/errno.h> |
f9162b15 AB |
14 | #include <asm/gpio.h> |
15 | #include <asm/imx-common/mxc_i2c.h> | |
16 | #include <asm/imx-common/iomux-v3.h> | |
17 | #include <asm/imx-common/boot_mode.h> | |
18 | #include <asm/imx-common/video.h> | |
19 | #include <mmc.h> | |
20 | #include <fsl_esdhc.h> | |
21 | #include <miiphy.h> | |
22 | #include <netdev.h> | |
23 | #include <asm/arch/mxc_hdmi.h> | |
24 | #include <asm/arch/crm_regs.h> | |
25 | #include <asm/io.h> | |
26 | #include <asm/arch/sys_proto.h> | |
27 | #include <i2c.h> | |
54971ac6 | 28 | #include <pwm.h> |
f9162b15 AB |
29 | DECLARE_GLOBAL_DATA_PTR; |
30 | ||
7d0b8cfe JW |
31 | #define NC_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ |
32 | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ | |
33 | PAD_CTL_HYS) | |
34 | ||
f9162b15 AB |
35 | #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ |
36 | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ | |
37 | PAD_CTL_SRE_FAST | PAD_CTL_HYS) | |
38 | ||
39 | #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ | |
40 | PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ | |
41 | PAD_CTL_SRE_FAST | PAD_CTL_HYS) | |
42 | ||
43 | #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ | |
44 | PAD_CTL_SPEED_HIGH | PAD_CTL_DSE_48ohm | PAD_CTL_SRE_FAST) | |
45 | ||
46 | #define ENET_CLK_PAD_CTRL (PAD_CTL_SPEED_MED | \ | |
47 | PAD_CTL_DSE_120ohm | PAD_CTL_SRE_FAST) | |
48 | ||
49 | #define ENET_RX_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ | |
50 | PAD_CTL_SPEED_HIGH | PAD_CTL_SRE_FAST) | |
51 | ||
52 | #define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ | |
53 | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) | |
54 | ||
55 | #define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ | |
56 | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ | |
57 | PAD_CTL_ODE | PAD_CTL_SRE_FAST) | |
58 | ||
59 | #define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL) | |
60 | ||
61 | int dram_init(void) | |
62 | { | |
c6a51bab | 63 | gd->ram_size = imx_ddr_size(); |
f9162b15 AB |
64 | |
65 | return 0; | |
66 | } | |
67 | ||
68 | static iomux_v3_cfg_t const uart3_pads[] = { | |
69 | MX6_PAD_EIM_D31__UART3_RTS_B | MUX_PAD_CTRL(UART_PAD_CTRL), | |
70 | MX6_PAD_EIM_D23__UART3_CTS_B | MUX_PAD_CTRL(UART_PAD_CTRL), | |
71 | MX6_PAD_EIM_D24__UART3_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), | |
72 | MX6_PAD_EIM_D25__UART3_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), | |
73 | }; | |
74 | ||
75 | static iomux_v3_cfg_t const uart4_pads[] = { | |
76 | MX6_PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), | |
77 | MX6_PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), | |
78 | }; | |
79 | ||
80 | static iomux_v3_cfg_t const enet_pads[] = { | |
81 | MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
82 | MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
83 | MX6_PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
84 | MX6_PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
85 | MX6_PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
86 | MX6_PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
87 | MX6_PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
88 | MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), | |
89 | MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_CLK_PAD_CTRL), | |
90 | MX6_PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), | |
91 | MX6_PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), | |
92 | MX6_PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), | |
93 | MX6_PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), | |
94 | MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), | |
95 | MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), | |
96 | /* AR8033 PHY Reset */ | |
97 | MX6_PAD_ENET_TX_EN__GPIO1_IO28 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
98 | }; | |
99 | ||
100 | static void setup_iomux_enet(void) | |
101 | { | |
102 | imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads)); | |
103 | ||
104 | /* Reset AR8033 PHY */ | |
105 | gpio_direction_output(IMX_GPIO_NR(1, 28), 0); | |
d42db168 | 106 | mdelay(10); |
f9162b15 | 107 | gpio_set_value(IMX_GPIO_NR(1, 28), 1); |
d42db168 | 108 | mdelay(1); |
f9162b15 AB |
109 | } |
110 | ||
111 | static iomux_v3_cfg_t const usdhc2_pads[] = { | |
112 | MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
113 | MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
114 | MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
115 | MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
116 | MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
117 | MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
118 | MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
119 | }; | |
120 | ||
121 | static iomux_v3_cfg_t const usdhc3_pads[] = { | |
122 | MX6_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
123 | MX6_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
124 | MX6_PAD_SD3_RST__SD3_RESET | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
125 | MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
126 | MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
127 | MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
128 | MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
129 | MX6_PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
130 | MX6_PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
131 | MX6_PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
132 | MX6_PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
133 | }; | |
134 | ||
135 | static iomux_v3_cfg_t const usdhc4_pads[] = { | |
136 | MX6_PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
137 | MX6_PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
138 | MX6_PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
139 | MX6_PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
140 | MX6_PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
141 | MX6_PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
142 | MX6_PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
143 | MX6_PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
144 | MX6_PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
145 | MX6_PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), | |
146 | MX6_PAD_NANDF_CS0__GPIO6_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
147 | MX6_PAD_NANDF_CS1__GPIO6_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
148 | }; | |
149 | ||
150 | static iomux_v3_cfg_t const ecspi1_pads[] = { | |
151 | MX6_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), | |
152 | MX6_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), | |
153 | MX6_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), | |
154 | MX6_PAD_EIM_EB2__GPIO2_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
155 | }; | |
156 | ||
157 | static struct i2c_pads_info i2c_pad_info1 = { | |
158 | .scl = { | |
159 | .i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL | I2C_PAD, | |
160 | .gpio_mode = MX6_PAD_CSI0_DAT9__GPIO5_IO27 | I2C_PAD, | |
161 | .gp = IMX_GPIO_NR(5, 27) | |
162 | }, | |
163 | .sda = { | |
164 | .i2c_mode = MX6_PAD_CSI0_DAT8__I2C1_SDA | I2C_PAD, | |
165 | .gpio_mode = MX6_PAD_CSI0_DAT8__GPIO5_IO26 | I2C_PAD, | |
166 | .gp = IMX_GPIO_NR(5, 26) | |
167 | } | |
168 | }; | |
169 | ||
170 | static struct i2c_pads_info i2c_pad_info2 = { | |
171 | .scl = { | |
172 | .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | I2C_PAD, | |
173 | .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD, | |
174 | .gp = IMX_GPIO_NR(4, 12) | |
175 | }, | |
176 | .sda = { | |
177 | .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD, | |
178 | .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD, | |
179 | .gp = IMX_GPIO_NR(4, 13) | |
180 | } | |
181 | }; | |
182 | ||
183 | static struct i2c_pads_info i2c_pad_info3 = { | |
184 | .scl = { | |
185 | .i2c_mode = MX6_PAD_GPIO_3__I2C3_SCL | I2C_PAD, | |
186 | .gpio_mode = MX6_PAD_GPIO_3__GPIO1_IO03 | I2C_PAD, | |
187 | .gp = IMX_GPIO_NR(1, 3) | |
188 | }, | |
189 | .sda = { | |
190 | .i2c_mode = MX6_PAD_GPIO_6__I2C3_SDA | I2C_PAD, | |
191 | .gpio_mode = MX6_PAD_GPIO_6__GPIO1_IO06 | I2C_PAD, | |
192 | .gp = IMX_GPIO_NR(1, 6) | |
193 | } | |
194 | }; | |
195 | ||
196 | #ifdef CONFIG_MXC_SPI | |
197 | int board_spi_cs_gpio(unsigned bus, unsigned cs) | |
198 | { | |
199 | return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(2, 30)) : -1; | |
200 | } | |
201 | ||
202 | static void setup_spi(void) | |
203 | { | |
204 | imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); | |
205 | } | |
206 | #endif | |
207 | ||
208 | static iomux_v3_cfg_t const pcie_pads[] = { | |
209 | MX6_PAD_GPIO_5__GPIO1_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
210 | MX6_PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
211 | }; | |
212 | ||
213 | static void setup_pcie(void) | |
214 | { | |
215 | imx_iomux_v3_setup_multiple_pads(pcie_pads, ARRAY_SIZE(pcie_pads)); | |
216 | } | |
217 | ||
218 | static void setup_iomux_uart(void) | |
219 | { | |
220 | imx_iomux_v3_setup_multiple_pads(uart3_pads, ARRAY_SIZE(uart3_pads)); | |
221 | imx_iomux_v3_setup_multiple_pads(uart4_pads, ARRAY_SIZE(uart4_pads)); | |
222 | } | |
223 | ||
224 | #ifdef CONFIG_FSL_ESDHC | |
225 | struct fsl_esdhc_cfg usdhc_cfg[3] = { | |
226 | {USDHC2_BASE_ADDR}, | |
227 | {USDHC3_BASE_ADDR}, | |
228 | {USDHC4_BASE_ADDR}, | |
229 | }; | |
230 | ||
231 | #define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) | |
232 | #define USDHC4_CD_GPIO IMX_GPIO_NR(6, 11) | |
233 | ||
234 | int board_mmc_getcd(struct mmc *mmc) | |
235 | { | |
236 | struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; | |
237 | int ret = 0; | |
238 | ||
239 | switch (cfg->esdhc_base) { | |
240 | case USDHC2_BASE_ADDR: | |
241 | ret = !gpio_get_value(USDHC2_CD_GPIO); | |
242 | break; | |
243 | case USDHC3_BASE_ADDR: | |
244 | ret = 1; /* eMMC is always present */ | |
245 | break; | |
246 | case USDHC4_BASE_ADDR: | |
247 | ret = !gpio_get_value(USDHC4_CD_GPIO); | |
248 | break; | |
249 | } | |
250 | ||
251 | return ret; | |
252 | } | |
253 | ||
254 | int board_mmc_init(bd_t *bis) | |
255 | { | |
256 | int ret; | |
257 | int i; | |
258 | ||
259 | for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { | |
260 | switch (i) { | |
261 | case 0: | |
262 | imx_iomux_v3_setup_multiple_pads( | |
263 | usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); | |
264 | gpio_direction_input(USDHC2_CD_GPIO); | |
265 | usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); | |
266 | break; | |
267 | case 1: | |
268 | imx_iomux_v3_setup_multiple_pads( | |
269 | usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); | |
270 | usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); | |
271 | break; | |
272 | case 2: | |
273 | imx_iomux_v3_setup_multiple_pads( | |
274 | usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); | |
275 | gpio_direction_input(USDHC4_CD_GPIO); | |
276 | usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); | |
277 | break; | |
278 | default: | |
279 | printf("Warning: you configured more USDHC controllers\n" | |
280 | "(%d) then supported by the board (%d)\n", | |
281 | i + 1, CONFIG_SYS_FSL_USDHC_NUM); | |
282 | return -EINVAL; | |
283 | } | |
284 | ||
285 | ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); | |
286 | if (ret) | |
287 | return ret; | |
288 | } | |
289 | ||
290 | return 0; | |
291 | } | |
292 | #endif | |
293 | ||
294 | static int mx6_rgmii_rework(struct phy_device *phydev) | |
295 | { | |
296 | /* Configure AR8033 to ouput a 125MHz clk from CLK_25M */ | |
297 | /* set device address 0x7 */ | |
298 | phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7); | |
299 | /* offset 0x8016: CLK_25M Clock Select */ | |
300 | phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016); | |
301 | /* enable register write, no post increment, address 0x7 */ | |
302 | phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007); | |
303 | /* set to 125 MHz from local PLL source */ | |
304 | phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x18); | |
305 | ||
306 | /* rgmii tx clock delay enable */ | |
307 | /* set debug port address: SerDes Test and System Mode Control */ | |
308 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05); | |
309 | /* enable rgmii tx clock delay */ | |
ec7aa8fd YCL |
310 | /* set the reserved bits to avoid board specific voltage peak issue*/ |
311 | phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x3D47); | |
f9162b15 AB |
312 | |
313 | return 0; | |
314 | } | |
315 | ||
316 | int board_phy_config(struct phy_device *phydev) | |
317 | { | |
318 | mx6_rgmii_rework(phydev); | |
319 | ||
320 | if (phydev->drv->config) | |
321 | phydev->drv->config(phydev); | |
322 | ||
323 | return 0; | |
324 | } | |
325 | ||
326 | #if defined(CONFIG_VIDEO_IPUV3) | |
327 | static iomux_v3_cfg_t const backlight_pads[] = { | |
328 | /* Power for LVDS Display */ | |
329 | MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
330 | #define LVDS_POWER_GP IMX_GPIO_NR(3, 22) | |
331 | /* Backlight enable for LVDS display */ | |
332 | MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
333 | #define LVDS_BACKLIGHT_GP IMX_GPIO_NR(1, 0) | |
54971ac6 AB |
334 | /* backlight PWM brightness control */ |
335 | MX6_PAD_SD1_DAT3__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL), | |
f9162b15 AB |
336 | }; |
337 | ||
338 | static void do_enable_hdmi(struct display_info_t const *dev) | |
339 | { | |
340 | imx_enable_hdmi_phy(); | |
341 | } | |
342 | ||
343 | int board_cfb_skip(void) | |
344 | { | |
345 | gpio_direction_output(LVDS_POWER_GP, 1); | |
346 | ||
347 | return 0; | |
348 | } | |
349 | ||
350 | static int detect_baseboard(struct display_info_t const *dev) | |
351 | { | |
352 | if (IS_ENABLED(CONFIG_TARGET_GE_B450V3) || | |
353 | IS_ENABLED(CONFIG_TARGET_GE_B650V3)) | |
354 | return 1; | |
355 | ||
356 | return 0; | |
357 | } | |
358 | ||
359 | struct display_info_t const displays[] = {{ | |
360 | .bus = -1, | |
361 | .addr = -1, | |
362 | .pixfmt = IPU_PIX_FMT_RGB24, | |
363 | .detect = detect_baseboard, | |
364 | .enable = NULL, | |
365 | .mode = { | |
366 | .name = "G121X1-L03", | |
367 | .refresh = 60, | |
368 | .xres = 1024, | |
369 | .yres = 768, | |
370 | .pixclock = 15385, | |
371 | .left_margin = 20, | |
372 | .right_margin = 300, | |
373 | .upper_margin = 30, | |
374 | .lower_margin = 8, | |
375 | .hsync_len = 1, | |
376 | .vsync_len = 1, | |
377 | .sync = FB_SYNC_EXT, | |
378 | .vmode = FB_VMODE_NONINTERLACED | |
379 | } }, { | |
380 | .bus = -1, | |
381 | .addr = 3, | |
382 | .pixfmt = IPU_PIX_FMT_RGB24, | |
383 | .detect = detect_hdmi, | |
384 | .enable = do_enable_hdmi, | |
385 | .mode = { | |
386 | .name = "HDMI", | |
387 | .refresh = 60, | |
388 | .xres = 1024, | |
389 | .yres = 768, | |
390 | .pixclock = 15385, | |
391 | .left_margin = 220, | |
392 | .right_margin = 40, | |
393 | .upper_margin = 21, | |
394 | .lower_margin = 7, | |
395 | .hsync_len = 60, | |
396 | .vsync_len = 10, | |
397 | .sync = FB_SYNC_EXT, | |
398 | .vmode = FB_VMODE_NONINTERLACED | |
399 | } } }; | |
400 | size_t display_count = ARRAY_SIZE(displays); | |
401 | ||
494d43ec AB |
402 | static void enable_videopll(void) |
403 | { | |
404 | struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
405 | s32 timeout = 100000; | |
406 | ||
407 | setbits_le32(&ccm->analog_pll_video, BM_ANADIG_PLL_VIDEO_POWERDOWN); | |
408 | ||
409 | /* set video pll to 910MHz (24MHz * (37+11/12)) | |
410 | * video pll post div to 910/4 = 227.5MHz | |
411 | */ | |
412 | clrsetbits_le32(&ccm->analog_pll_video, | |
413 | BM_ANADIG_PLL_VIDEO_DIV_SELECT | | |
414 | BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT, | |
415 | BF_ANADIG_PLL_VIDEO_DIV_SELECT(37) | | |
416 | BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(0)); | |
417 | ||
418 | writel(BF_ANADIG_PLL_VIDEO_NUM_A(11), &ccm->analog_pll_video_num); | |
419 | writel(BF_ANADIG_PLL_VIDEO_DENOM_B(12), &ccm->analog_pll_video_denom); | |
420 | ||
421 | clrbits_le32(&ccm->analog_pll_video, BM_ANADIG_PLL_VIDEO_POWERDOWN); | |
422 | ||
423 | while (timeout--) | |
424 | if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK) | |
425 | break; | |
426 | ||
427 | if (timeout < 0) | |
428 | printf("Warning: video pll lock timeout!\n"); | |
429 | ||
430 | clrsetbits_le32(&ccm->analog_pll_video, | |
431 | BM_ANADIG_PLL_VIDEO_BYPASS, | |
432 | BM_ANADIG_PLL_VIDEO_ENABLE); | |
433 | } | |
434 | ||
de708da0 | 435 | static void setup_display_b850v3(void) |
f9162b15 AB |
436 | { |
437 | struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
438 | struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; | |
f9162b15 | 439 | |
494d43ec AB |
440 | enable_videopll(); |
441 | ||
de708da0 AB |
442 | /* IPU1 D0 clock is 227.5 / 3.5 = 65MHz */ |
443 | clrbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV); | |
444 | ||
f9162b15 AB |
445 | imx_setup_hdmi(); |
446 | ||
de708da0 AB |
447 | /* Set LDB_DI0 as clock source for IPU_DI0 */ |
448 | clrsetbits_le32(&mxc_ccm->chsccdr, | |
449 | MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK, | |
450 | (CHSCCDR_CLK_SEL_LDB_DI0 << | |
451 | MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET)); | |
452 | ||
453 | /* Turn on IPU LDB DI0 clocks */ | |
454 | setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK); | |
455 | ||
456 | enable_ipu_clock(); | |
457 | ||
458 | writel(IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES | | |
459 | IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW | | |
460 | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW | | |
461 | IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG | | |
462 | IOMUXC_GPR2_DATA_WIDTH_CH1_24BIT | | |
463 | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG | | |
464 | IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT | | |
465 | IOMUXC_GPR2_SPLIT_MODE_EN_MASK | | |
466 | IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0 | | |
467 | IOMUXC_GPR2_LVDS_CH1_MODE_ENABLED_DI0, | |
468 | &iomux->gpr[2]); | |
469 | ||
470 | clrbits_le32(&iomux->gpr[3], | |
471 | IOMUXC_GPR3_LVDS0_MUX_CTL_MASK | | |
472 | IOMUXC_GPR3_LVDS1_MUX_CTL_MASK | | |
473 | IOMUXC_GPR3_HDMI_MUX_CTL_MASK); | |
474 | } | |
475 | ||
476 | static void setup_display_bx50v3(void) | |
477 | { | |
478 | struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; | |
479 | struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; | |
480 | ||
8d293f49 AB |
481 | /* When a reset/reboot is performed the display power needs to be turned |
482 | * off for atleast 500ms. The boot time is ~300ms, we need to wait for | |
483 | * an additional 200ms here. Unfortunately we use external PMIC for | |
484 | * doing the reset, so can not differentiate between POR vs soft reset | |
485 | */ | |
486 | mdelay(200); | |
487 | ||
de708da0 AB |
488 | /* IPU1 DI0 clock is 480/7 = 68.5 MHz */ |
489 | setbits_le32(&mxc_ccm->cscmr2, MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV); | |
490 | ||
491 | /* Set LDB_DI0 as clock source for IPU_DI0 */ | |
492 | clrsetbits_le32(&mxc_ccm->chsccdr, | |
493 | MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_MASK, | |
494 | (CHSCCDR_CLK_SEL_LDB_DI0 << | |
495 | MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET)); | |
496 | ||
497 | /* Turn on IPU LDB DI0 clocks */ | |
498 | setbits_le32(&mxc_ccm->CCGR3, MXC_CCM_CCGR3_LDB_DI0_MASK); | |
499 | ||
500 | enable_ipu_clock(); | |
501 | ||
502 | writel(IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES | | |
503 | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW | | |
504 | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG | | |
505 | IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT | | |
506 | IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0, | |
507 | &iomux->gpr[2]); | |
508 | ||
509 | clrsetbits_le32(&iomux->gpr[3], | |
510 | IOMUXC_GPR3_LVDS0_MUX_CTL_MASK, | |
511 | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 << | |
512 | IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET)); | |
f9162b15 AB |
513 | |
514 | /* backlights off until needed */ | |
515 | imx_iomux_v3_setup_multiple_pads(backlight_pads, | |
516 | ARRAY_SIZE(backlight_pads)); | |
517 | gpio_direction_input(LVDS_POWER_GP); | |
518 | gpio_direction_input(LVDS_BACKLIGHT_GP); | |
519 | } | |
520 | #endif /* CONFIG_VIDEO_IPUV3 */ | |
521 | ||
522 | /* | |
523 | * Do not overwrite the console | |
524 | * Use always serial for U-Boot console | |
525 | */ | |
526 | int overwrite_console(void) | |
527 | { | |
528 | return 1; | |
529 | } | |
530 | ||
531 | int board_eth_init(bd_t *bis) | |
532 | { | |
533 | setup_iomux_enet(); | |
534 | setup_pcie(); | |
535 | ||
536 | return cpu_eth_init(bis); | |
537 | } | |
538 | ||
539 | static iomux_v3_cfg_t const misc_pads[] = { | |
540 | MX6_PAD_KEY_ROW2__GPIO4_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), | |
7d0b8cfe JW |
541 | MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(NC_PAD_CTRL), |
542 | MX6_PAD_EIM_CS0__GPIO2_IO23 | MUX_PAD_CTRL(NC_PAD_CTRL), | |
543 | MX6_PAD_EIM_CS1__GPIO2_IO24 | MUX_PAD_CTRL(NC_PAD_CTRL), | |
544 | MX6_PAD_EIM_OE__GPIO2_IO25 | MUX_PAD_CTRL(NC_PAD_CTRL), | |
545 | MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NC_PAD_CTRL), | |
546 | MX6_PAD_GPIO_1__GPIO1_IO01 | MUX_PAD_CTRL(NC_PAD_CTRL), | |
f9162b15 AB |
547 | }; |
548 | #define SUS_S3_OUT IMX_GPIO_NR(4, 11) | |
549 | #define WIFI_EN IMX_GPIO_NR(6, 14) | |
550 | ||
551 | int board_early_init_f(void) | |
552 | { | |
553 | imx_iomux_v3_setup_multiple_pads(misc_pads, | |
554 | ARRAY_SIZE(misc_pads)); | |
555 | ||
556 | setup_iomux_uart(); | |
557 | ||
494d43ec AB |
558 | #if defined(CONFIG_VIDEO_IPUV3) |
559 | if (IS_ENABLED(CONFIG_TARGET_GE_B850V3)) | |
560 | /* Set LDB clock to Video PLL */ | |
561 | select_ldb_di_clock_source(MXC_PLL5_CLK); | |
562 | else | |
563 | /* Set LDB clock to USB PLL */ | |
564 | select_ldb_di_clock_source(MXC_PLL3_SW_CLK); | |
565 | #endif | |
f9162b15 AB |
566 | return 0; |
567 | } | |
568 | ||
569 | int board_init(void) | |
570 | { | |
571 | gpio_direction_output(SUS_S3_OUT, 1); | |
572 | gpio_direction_output(WIFI_EN, 1); | |
573 | #if defined(CONFIG_VIDEO_IPUV3) | |
de708da0 AB |
574 | if (IS_ENABLED(CONFIG_TARGET_GE_B850V3)) |
575 | setup_display_b850v3(); | |
576 | else | |
577 | setup_display_bx50v3(); | |
f9162b15 AB |
578 | #endif |
579 | /* address of boot parameters */ | |
580 | gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; | |
581 | ||
582 | #ifdef CONFIG_MXC_SPI | |
583 | setup_spi(); | |
584 | #endif | |
585 | setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); | |
586 | setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); | |
587 | setup_i2c(3, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info3); | |
588 | ||
589 | return 0; | |
590 | } | |
591 | ||
592 | #ifdef CONFIG_CMD_BMODE | |
593 | static const struct boot_mode board_boot_modes[] = { | |
594 | /* 4 bit bus width */ | |
595 | {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, | |
596 | {"sd3", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, | |
597 | {NULL, 0}, | |
598 | }; | |
599 | #endif | |
600 | ||
22d358da KL |
601 | void pmic_init(void) |
602 | { | |
603 | #define I2C_PMIC 0x2 | |
604 | #define DA9063_I2C_ADDR 0x58 | |
605 | #define DA9063_REG_BCORE2_CFG 0x9D | |
606 | #define DA9063_REG_BCORE1_CFG 0x9E | |
607 | #define DA9063_REG_BPRO_CFG 0x9F | |
608 | #define DA9063_REG_BIO_CFG 0xA0 | |
609 | #define DA9063_REG_BMEM_CFG 0xA1 | |
610 | #define DA9063_REG_BPERI_CFG 0xA2 | |
611 | #define DA9063_BUCK_MODE_MASK 0xC0 | |
612 | #define DA9063_BUCK_MODE_MANUAL 0x00 | |
613 | #define DA9063_BUCK_MODE_SLEEP 0x40 | |
614 | #define DA9063_BUCK_MODE_SYNC 0x80 | |
615 | #define DA9063_BUCK_MODE_AUTO 0xC0 | |
616 | ||
617 | uchar val; | |
618 | ||
619 | i2c_set_bus_num(I2C_PMIC); | |
620 | ||
621 | i2c_read(DA9063_I2C_ADDR, DA9063_REG_BCORE2_CFG, 1, &val, 1); | |
622 | val &= ~DA9063_BUCK_MODE_MASK; | |
623 | val |= DA9063_BUCK_MODE_SYNC; | |
624 | i2c_write(DA9063_I2C_ADDR, DA9063_REG_BCORE2_CFG, 1, &val, 1); | |
625 | ||
626 | i2c_read(DA9063_I2C_ADDR, DA9063_REG_BCORE1_CFG, 1, &val, 1); | |
627 | val &= ~DA9063_BUCK_MODE_MASK; | |
628 | val |= DA9063_BUCK_MODE_SYNC; | |
629 | i2c_write(DA9063_I2C_ADDR, DA9063_REG_BCORE1_CFG, 1, &val, 1); | |
630 | ||
631 | i2c_read(DA9063_I2C_ADDR, DA9063_REG_BPRO_CFG, 1, &val, 1); | |
632 | val &= ~DA9063_BUCK_MODE_MASK; | |
633 | val |= DA9063_BUCK_MODE_SYNC; | |
634 | i2c_write(DA9063_I2C_ADDR, DA9063_REG_BPRO_CFG, 1, &val, 1); | |
635 | ||
636 | i2c_read(DA9063_I2C_ADDR, DA9063_REG_BIO_CFG, 1, &val, 1); | |
637 | val &= ~DA9063_BUCK_MODE_MASK; | |
638 | val |= DA9063_BUCK_MODE_SYNC; | |
639 | i2c_write(DA9063_I2C_ADDR, DA9063_REG_BIO_CFG, 1, &val, 1); | |
640 | ||
641 | i2c_read(DA9063_I2C_ADDR, DA9063_REG_BMEM_CFG, 1, &val, 1); | |
642 | val &= ~DA9063_BUCK_MODE_MASK; | |
643 | val |= DA9063_BUCK_MODE_SYNC; | |
644 | i2c_write(DA9063_I2C_ADDR, DA9063_REG_BMEM_CFG, 1, &val, 1); | |
645 | ||
646 | i2c_read(DA9063_I2C_ADDR, DA9063_REG_BPERI_CFG, 1, &val, 1); | |
647 | val &= ~DA9063_BUCK_MODE_MASK; | |
648 | val |= DA9063_BUCK_MODE_SYNC; | |
649 | i2c_write(DA9063_I2C_ADDR, DA9063_REG_BPERI_CFG, 1, &val, 1); | |
650 | } | |
651 | ||
f9162b15 AB |
652 | int board_late_init(void) |
653 | { | |
654 | #ifdef CONFIG_CMD_BMODE | |
655 | add_board_boot_modes(board_boot_modes); | |
656 | #endif | |
0c344e6e AS |
657 | |
658 | #ifdef CONFIG_VIDEO_IPUV3 | |
f9162b15 AB |
659 | /* We need at least 200ms between power on and backlight on |
660 | * as per specifications from CHI MEI */ | |
661 | mdelay(250); | |
662 | ||
54971ac6 AB |
663 | /* enable backlight PWM 1 */ |
664 | pwm_init(0, 0, 0); | |
665 | ||
666 | /* duty cycle 5000000ns, period: 5000000ns */ | |
667 | pwm_config(0, 5000000, 5000000); | |
668 | ||
f9162b15 AB |
669 | /* Backlight Power */ |
670 | gpio_direction_output(LVDS_BACKLIGHT_GP, 1); | |
671 | ||
54971ac6 | 672 | pwm_enable(0); |
0c344e6e | 673 | #endif |
54971ac6 | 674 | |
22d358da KL |
675 | /* board specific pmic init */ |
676 | pmic_init(); | |
677 | ||
f9162b15 AB |
678 | return 0; |
679 | } | |
680 | ||
681 | int checkboard(void) | |
682 | { | |
683 | printf("BOARD: %s\n", CONFIG_BOARD_NAME); | |
684 | return 0; | |
685 | } |