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apalis_imx6: add board_fit_config_name_match to support FIT in SPL
[thirdparty/u-boot.git] / board / toradex / apalis_imx6 / apalis_imx6.c
CommitLineData
83d290c5 1// SPDX-License-Identifier: GPL-2.0+
592f4aed
MK		 2/*
3 * Copyright (C) 2010-2013 Freescale Semiconductor, Inc.
4 * Copyright (C) 2013, Boundary Devices <info@boundarydevices.com>
5177087f 5 * Copyright (C) 2014-2019, Toradex AG
592f4aed 6 * copied from nitrogen6x
592f4aed
MK		 7 */
8
9#include <common.h>
9d922450 10#include <dm.h>
5177087f 11
72b49e2c 12#include <ahci.h>
592f4aed
MK		 13#include <asm/arch/clock.h>
14#include <asm/arch/crm_regs.h>
592f4aed 15#include <asm/arch/imx-regs.h>
592f4aed 16#include <asm/arch/mx6-ddr.h>
5177087f
MZ		 17#include <asm/arch/mx6-pins.h>
18#include <asm/arch/mxc_hdmi.h>
19#include <asm/arch/sys_proto.h>
592f4aed
MK		 20#include <asm/bootm.h>
21#include <asm/gpio.h>
5177087f 22#include <asm/mach-imx/boot_mode.h>
552a848e 23#include <asm/mach-imx/iomux-v3.h>
552a848e 24#include <asm/mach-imx/sata.h>
552a848e 25#include <asm/mach-imx/video.h>
72b49e2c 26#include <dm/device-internal.h>
592f4aed 27#include <dm/platform_data/serial_mxc.h>
72b49e2c 28#include <dwc_ahsata.h>
9fb625ce 29#include <env.h>
e37ac717 30#include <fsl_esdhc_imx.h>
592f4aed 31#include <imx_thermal.h>
592f4aed
MK		 32#include <micrel.h>
33#include <miiphy.h>
34#include <netdev.h>
35
36#include "../common/tdx-cfg-block.h"
37#ifdef CONFIG_TDX_CMD_IMX_MFGR
38#include "pf0100.h"
39#endif
40
41DECLARE_GLOBAL_DATA_PTR;
42
43#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
44 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
45 PAD_CTL_SRE_FAST | PAD_CTL_HYS)
46
47#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
3ef55a74
MK		 48 PAD_CTL_SPEED_LOW | PAD_CTL_DSE_40ohm | \
49 PAD_CTL_SRE_FAST | PAD_CTL_HYS)
50
51#define USDHC_EMMC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
592f4aed
MK		 52 PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
53 PAD_CTL_SRE_FAST | PAD_CTL_HYS)
54
55#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
56 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
57
592f4aed
MK		 58#define WEAK_PULLUP (PAD_CTL_PUS_100K_UP | \
59 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
60 PAD_CTL_SRE_SLOW)
61
592f4aed
MK		 62#define WEAK_PULLDOWN (PAD_CTL_PUS_100K_DOWN | \
63 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
64 PAD_CTL_HYS | PAD_CTL_SRE_SLOW)
65
66#define TRISTATE (PAD_CTL_HYS | PAD_CTL_SPEED_MED)
67
592f4aed
MK		 68#define OUTPUT_RGB (PAD_CTL_SPEED_MED|PAD_CTL_DSE_60ohm|PAD_CTL_SRE_FAST)
69
72b49e2c
MZ		 70#define APALIS_IMX6_SATA_INIT_RETRIES 10
71
592f4aed
MK		 72int dram_init(void)
73{
74 /* use the DDR controllers configured size */
75 gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
76 (ulong)imx_ddr_size());
77
78 return 0;
79}
80
81/* Apalis UART1 */
82iomux_v3_cfg_t const uart1_pads_dce[] = {
83 MX6_PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
84 MX6_PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
85};
86iomux_v3_cfg_t const uart1_pads_dte[] = {
87 MX6_PAD_CSI0_DAT10__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
88 MX6_PAD_CSI0_DAT11__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
89};
90
72b49e2c 91#if defined(CONFIG_FSL_ESDHC) && defined(CONFIG_SPL_BUILD)
592f4aed
MK		 92/* Apalis MMC1 */
93iomux_v3_cfg_t const usdhc1_pads[] = {
94 MX6_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
95 MX6_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
96 MX6_PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
97 MX6_PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
98 MX6_PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
99 MX6_PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
100 MX6_PAD_NANDF_D0__SD1_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
101 MX6_PAD_NANDF_D1__SD1_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
102 MX6_PAD_NANDF_D2__SD1_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
103 MX6_PAD_NANDF_D3__SD1_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
104 MX6_PAD_DI0_PIN4__GPIO4_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */
105# define GPIO_MMC_CD IMX_GPIO_NR(4, 20)
106};
107
108/* Apalis SD1 */
109iomux_v3_cfg_t const usdhc2_pads[] = {
110 MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
111 MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
112 MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
113 MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
114 MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
115 MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
116 MX6_PAD_NANDF_CS1__GPIO6_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */
117# define GPIO_SD_CD IMX_GPIO_NR(6, 14)
118};
119
120/* eMMC */
121iomux_v3_cfg_t const usdhc3_pads[] = {
3ef55a74
MK		 122 MX6_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
123 MX6_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
124 MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
125 MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
126 MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
127 MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
128 MX6_PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
129 MX6_PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
130 MX6_PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
131 MX6_PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_EMMC_PAD_CTRL),
5177087f 132 MX6_PAD_SD3_RST__GPIO7_IO08 | MUX_PAD_CTRL(WEAK_PULLUP) | MUX_MODE_SION,
592f4aed 133};
e37ac717 134#endif /* CONFIG_FSL_ESDHC_IMX & CONFIG_SPL_BUILD */
592f4aed
MK		 135
136int mx6_rgmii_rework(struct phy_device *phydev)
137{
138 /* control data pad skew - devaddr = 0x02, register = 0x04 */
139 ksz9031_phy_extended_write(phydev, 0x02,
140 MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW,
141 MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000);
142 /* rx data pad skew - devaddr = 0x02, register = 0x05 */
143 ksz9031_phy_extended_write(phydev, 0x02,
144 MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW,
145 MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000);
146 /* tx data pad skew - devaddr = 0x02, register = 0x05 */
147 ksz9031_phy_extended_write(phydev, 0x02,
148 MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW,
149 MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000);
150 /* gtx and rx clock pad skew - devaddr = 0x02, register = 0x08 */
151 ksz9031_phy_extended_write(phydev, 0x02,
152 MII_KSZ9031_EXT_RGMII_CLOCK_SKEW,
153 MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x03FF);
154 return 0;
155}
156
157iomux_v3_cfg_t const enet_pads[] = {
158 MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL),
159 MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL),
160 MX6_PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
161 MX6_PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
162 MX6_PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
163 MX6_PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
164 MX6_PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
165 MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
166 MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL),
167 MX6_PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
168 MX6_PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
169 MX6_PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
170 MX6_PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
171 MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
172 MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
173 /* KSZ9031 PHY Reset */
5177087f
MZ		 174 MX6_PAD_ENET_CRS_DV__GPIO1_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL) |
175 MUX_MODE_SION,
592f4aed
MK		 176# define GPIO_ENET_PHY_RESET IMX_GPIO_NR(1, 25)
177};
178
179static void setup_iomux_enet(void)
180{
181 imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads));
182}
183
184static int reset_enet_phy(struct mii_dev *bus)
185{
186 /* Reset KSZ9031 PHY */
5177087f 187 gpio_request(GPIO_ENET_PHY_RESET, "ETH_RESET#");
592f4aed
MK		 188 gpio_direction_output(GPIO_ENET_PHY_RESET, 0);
189 mdelay(10);
190 gpio_set_value(GPIO_ENET_PHY_RESET, 1);
191
192 return 0;
193}
194
195/* mux the Apalis GPIO pins, so they can be used from the U-Boot cmdline */
196iomux_v3_cfg_t const gpio_pads[] = {
197 /* Apalis GPIO1 - GPIO8 */
5177087f
MZ		 198 MX6_PAD_NANDF_D4__GPIO2_IO04 | MUX_PAD_CTRL(WEAK_PULLUP) |
199 MUX_MODE_SION,
200 MX6_PAD_NANDF_D5__GPIO2_IO05 | MUX_PAD_CTRL(WEAK_PULLUP) |
201 MUX_MODE_SION,
202 MX6_PAD_NANDF_D6__GPIO2_IO06 | MUX_PAD_CTRL(WEAK_PULLUP) |
203 MUX_MODE_SION,
204 MX6_PAD_NANDF_D7__GPIO2_IO07 | MUX_PAD_CTRL(WEAK_PULLUP) |
205 MUX_MODE_SION,
206 MX6_PAD_NANDF_RB0__GPIO6_IO10 | MUX_PAD_CTRL(WEAK_PULLUP) |
207 MUX_MODE_SION,
208 MX6_PAD_NANDF_WP_B__GPIO6_IO09 | MUX_PAD_CTRL(WEAK_PULLUP) |
209 MUX_MODE_SION,
210 MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(WEAK_PULLDOWN) |
211 MUX_MODE_SION,
212 MX6_PAD_GPIO_6__GPIO1_IO06 | MUX_PAD_CTRL(WEAK_PULLUP) |
213 MUX_MODE_SION,
214 MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(WEAK_PULLUP) |
215 MUX_MODE_SION,
592f4aed
MK		 216};
217
218static void setup_iomux_gpio(void)
219{
220 imx_iomux_v3_setup_multiple_pads(gpio_pads, ARRAY_SIZE(gpio_pads));
221}
222
223iomux_v3_cfg_t const usb_pads[] = {
224 /* USBH_EN */
5177087f 225 MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL) | MUX_MODE_SION,
592f4aed
MK		 226# define GPIO_USBH_EN IMX_GPIO_NR(1, 0)
227 /* USB_VBUS_DET */
228 MX6_PAD_EIM_D28__GPIO3_IO28 | MUX_PAD_CTRL(NO_PAD_CTRL),
229# define GPIO_USB_VBUS_DET IMX_GPIO_NR(3, 28)
230 /* USBO1_ID */
231 MX6_PAD_ENET_RX_ER__USB_OTG_ID | MUX_PAD_CTRL(WEAK_PULLUP),
232 /* USBO1_EN */
5177087f 233 MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL) | MUX_MODE_SION,
592f4aed
MK		 234# define GPIO_USBO_EN IMX_GPIO_NR(3, 22)
235};
236
237/*
238 * UARTs are used in DTE mode, switch the mode on all UARTs before
239 * any pinmuxing connects a (DCE) output to a transceiver output.
240 */
389f61ef
MK		 241#define UCR3 0x88 /* FIFO Control Register */
242#define UCR3_RI BIT(8) /* RIDELT DTE mode */
243#define UCR3_DCD BIT(9) /* DCDDELT DTE mode */
592f4aed 244#define UFCR 0x90 /* FIFO Control Register */
389f61ef 245#define UFCR_DCEDTE BIT(6) /* DCE=0 */
592f4aed
MK		 246
247static void setup_dtemode_uart(void)
248{
249 setbits_le32((u32 *)(UART1_BASE + UFCR), UFCR_DCEDTE);
250 setbits_le32((u32 *)(UART2_BASE + UFCR), UFCR_DCEDTE);
251 setbits_le32((u32 *)(UART4_BASE + UFCR), UFCR_DCEDTE);
252 setbits_le32((u32 *)(UART5_BASE + UFCR), UFCR_DCEDTE);
389f61ef
MK		 253
254 clrbits_le32((u32 *)(UART1_BASE + UCR3), UCR3_DCD | UCR3_RI);
255 clrbits_le32((u32 *)(UART2_BASE + UCR3), UCR3_DCD | UCR3_RI);
256 clrbits_le32((u32 *)(UART4_BASE + UCR3), UCR3_DCD | UCR3_RI);
257 clrbits_le32((u32 *)(UART5_BASE + UCR3), UCR3_DCD | UCR3_RI);
592f4aed
MK		 258}
259static void setup_dcemode_uart(void)
260{
261 clrbits_le32((u32 *)(UART1_BASE + UFCR), UFCR_DCEDTE);
262 clrbits_le32((u32 *)(UART2_BASE + UFCR), UFCR_DCEDTE);
263 clrbits_le32((u32 *)(UART4_BASE + UFCR), UFCR_DCEDTE);
264 clrbits_le32((u32 *)(UART5_BASE + UFCR), UFCR_DCEDTE);
265}
266
267static void setup_iomux_dte_uart(void)
268{
269 setup_dtemode_uart();
270 imx_iomux_v3_setup_multiple_pads(uart1_pads_dte,
271 ARRAY_SIZE(uart1_pads_dte));
272}
592f4aed
MK		 273static void setup_iomux_dce_uart(void)
274{
275 setup_dcemode_uart();
276 imx_iomux_v3_setup_multiple_pads(uart1_pads_dce,
277 ARRAY_SIZE(uart1_pads_dce));
278}
279
280#ifdef CONFIG_USB_EHCI_MX6
281int board_ehci_hcd_init(int port)
282{
283 imx_iomux_v3_setup_multiple_pads(usb_pads, ARRAY_SIZE(usb_pads));
284 return 0;
285}
592f4aed
MK		 286#endif
287
72b49e2c 288#if defined(CONFIG_FSL_ESDHC) && defined(CONFIG_SPL_BUILD)
5177087f 289/* use the following sequence: eMMC, MMC1, SD1 */
592f4aed
MK		 290struct fsl_esdhc_cfg usdhc_cfg[CONFIG_SYS_FSL_USDHC_NUM] = {
291 {USDHC3_BASE_ADDR},
292 {USDHC1_BASE_ADDR},
293 {USDHC2_BASE_ADDR},
294};
295
296int board_mmc_getcd(struct mmc *mmc)
297{
298 struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
299 int ret = true; /* default: assume inserted */
300
301 switch (cfg->esdhc_base) {
302 case USDHC1_BASE_ADDR:
5177087f 303 gpio_request(GPIO_MMC_CD, "MMC_CD");
592f4aed
MK		 304 gpio_direction_input(GPIO_MMC_CD);
305 ret = !gpio_get_value(GPIO_MMC_CD);
306 break;
307 case USDHC2_BASE_ADDR:
5177087f 308 gpio_request(GPIO_MMC_CD, "SD_CD");
592f4aed
MK		 309 gpio_direction_input(GPIO_SD_CD);
310 ret = !gpio_get_value(GPIO_SD_CD);
311 break;
312 }
313
314 return ret;
315}
316
317int board_mmc_init(bd_t *bis)
318{
592f4aed
MK		 319 struct src *psrc = (struct src *)SRC_BASE_ADDR;
320 unsigned reg = readl(&psrc->sbmr1) >> 11;
321 /*
322 * Upon reading BOOT_CFG register the following map is done:
323 * Bit 11 and 12 of BOOT_CFG register can determine the current
324 * mmc port
325 * 0x1 SD1
326 * 0x2 SD2
327 * 0x3 SD4
328 */
329
330 switch (reg & 0x3) {
331 case 0x0:
332 imx_iomux_v3_setup_multiple_pads(
333 usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
334 usdhc_cfg[0].esdhc_base = USDHC1_BASE_ADDR;
335 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
336 gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk;
337 break;
338 case 0x1:
339 imx_iomux_v3_setup_multiple_pads(
340 usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
341 usdhc_cfg[0].esdhc_base = USDHC2_BASE_ADDR;
342 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
343 gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk;
344 break;
345 case 0x2:
346 imx_iomux_v3_setup_multiple_pads(
347 usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
348 usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR;
349 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
350 gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk;
351 break;
352 default:
353 puts("MMC boot device not available");
354 }
355
356 return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
592f4aed 357}
e37ac717 358#endif /* CONFIG_FSL_ESDHC_IMX & CONFIG_SPL_BUILD */
592f4aed
MK		 359
360int board_phy_config(struct phy_device *phydev)
361{
362 mx6_rgmii_rework(phydev);
363 if (phydev->drv->config)
364 phydev->drv->config(phydev);
365
366 return 0;
367}
368
369int board_eth_init(bd_t *bis)
370{
371 uint32_t base = IMX_FEC_BASE;
372 struct mii_dev *bus = NULL;
373 struct phy_device *phydev = NULL;
374 int ret;
375
376 setup_iomux_enet();
377
378#ifdef CONFIG_FEC_MXC
379 bus = fec_get_miibus(base, -1);
380 if (!bus)
381 return 0;
5177087f 382
592f4aed
MK		 383 bus->reset = reset_enet_phy;
384 /* scan PHY 4,5,6,7 */
385 phydev = phy_find_by_mask(bus, (0xf << 4), PHY_INTERFACE_MODE_RGMII);
386 if (!phydev) {
387 free(bus);
388 puts("no PHY found\n");
389 return 0;
390 }
5177087f 391
592f4aed
MK		 392 printf("using PHY at %d\n", phydev->addr);
393 ret = fec_probe(bis, -1, base, bus, phydev);
394 if (ret) {
395 printf("FEC MXC: %s:failed\n", __func__);
396 free(phydev);
397 free(bus);
398 }
5177087f
MZ		 399#endif /* CONFIG_FEC_MXC */
400
592f4aed
MK		 401 return 0;
402}
403
404static iomux_v3_cfg_t const pwr_intb_pads[] = {
405 /*
406 * the bootrom sets the iomux to vselect, potentially connecting
407 * two outputs. Set this back to GPIO
408 */
409 MX6_PAD_GPIO_18__GPIO7_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL)
410};
411
412#if defined(CONFIG_VIDEO_IPUV3)
413
414static iomux_v3_cfg_t const backlight_pads[] = {
415 /* Backlight on RGB connector: J15 */
5177087f
MZ		 416 MX6_PAD_EIM_DA13__GPIO3_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL) |
417 MUX_MODE_SION,
592f4aed
MK		 418#define RGB_BACKLIGHT_GP IMX_GPIO_NR(3, 13)
419 /* additional CPU pin on BKL_PWM, keep in tristate */
420 MX6_PAD_EIM_DA14__GPIO3_IO14 | MUX_PAD_CTRL(TRISTATE),
421 /* Backlight PWM, used as GPIO in U-Boot */
5177087f
MZ		 422 MX6_PAD_SD4_DAT2__GPIO2_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL) |
423 MUX_MODE_SION,
592f4aed
MK		 424#define RGB_BACKLIGHTPWM_GP IMX_GPIO_NR(2, 10)
425 /* buffer output enable 0: buffer enabled */
5177087f 426 MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(WEAK_PULLUP) | MUX_MODE_SION,
592f4aed
MK		 427#define RGB_BACKLIGHTPWM_OE IMX_GPIO_NR(5, 2)
428 /* PSAVE# integrated VDAC */
5177087f
MZ		 429 MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL) |
430 MUX_MODE_SION,
592f4aed
MK		 431#define VGA_PSAVE_NOT_GP IMX_GPIO_NR(6, 31)
432};
433
434static iomux_v3_cfg_t const rgb_pads[] = {
435 MX6_PAD_EIM_A16__IPU1_DI1_DISP_CLK | MUX_PAD_CTRL(OUTPUT_RGB),
436 MX6_PAD_EIM_DA10__IPU1_DI1_PIN15 | MUX_PAD_CTRL(OUTPUT_RGB),
437 MX6_PAD_EIM_DA11__IPU1_DI1_PIN02 | MUX_PAD_CTRL(OUTPUT_RGB),
438 MX6_PAD_EIM_DA12__IPU1_DI1_PIN03 | MUX_PAD_CTRL(OUTPUT_RGB),
439 MX6_PAD_EIM_DA9__IPU1_DISP1_DATA00 | MUX_PAD_CTRL(OUTPUT_RGB),
440 MX6_PAD_EIM_DA8__IPU1_DISP1_DATA01 | MUX_PAD_CTRL(OUTPUT_RGB),
441 MX6_PAD_EIM_DA7__IPU1_DISP1_DATA02 | MUX_PAD_CTRL(OUTPUT_RGB),
442 MX6_PAD_EIM_DA6__IPU1_DISP1_DATA03 | MUX_PAD_CTRL(OUTPUT_RGB),
443 MX6_PAD_EIM_DA5__IPU1_DISP1_DATA04 | MUX_PAD_CTRL(OUTPUT_RGB),
444 MX6_PAD_EIM_DA4__IPU1_DISP1_DATA05 | MUX_PAD_CTRL(OUTPUT_RGB),
445 MX6_PAD_EIM_DA3__IPU1_DISP1_DATA06 | MUX_PAD_CTRL(OUTPUT_RGB),
446 MX6_PAD_EIM_DA2__IPU1_DISP1_DATA07 | MUX_PAD_CTRL(OUTPUT_RGB),
447 MX6_PAD_EIM_DA1__IPU1_DISP1_DATA08 | MUX_PAD_CTRL(OUTPUT_RGB),
448 MX6_PAD_EIM_DA0__IPU1_DISP1_DATA09 | MUX_PAD_CTRL(OUTPUT_RGB),
449 MX6_PAD_EIM_EB1__IPU1_DISP1_DATA10 | MUX_PAD_CTRL(OUTPUT_RGB),
450 MX6_PAD_EIM_EB0__IPU1_DISP1_DATA11 | MUX_PAD_CTRL(OUTPUT_RGB),
451 MX6_PAD_EIM_A17__IPU1_DISP1_DATA12 | MUX_PAD_CTRL(OUTPUT_RGB),
452 MX6_PAD_EIM_A18__IPU1_DISP1_DATA13 | MUX_PAD_CTRL(OUTPUT_RGB),
453 MX6_PAD_EIM_A19__IPU1_DISP1_DATA14 | MUX_PAD_CTRL(OUTPUT_RGB),
454 MX6_PAD_EIM_A20__IPU1_DISP1_DATA15 | MUX_PAD_CTRL(OUTPUT_RGB),
455 MX6_PAD_EIM_A21__IPU1_DISP1_DATA16 | MUX_PAD_CTRL(OUTPUT_RGB),
456 MX6_PAD_EIM_A22__IPU1_DISP1_DATA17 | MUX_PAD_CTRL(OUTPUT_RGB),
457 MX6_PAD_EIM_A23__IPU1_DISP1_DATA18 | MUX_PAD_CTRL(OUTPUT_RGB),
458 MX6_PAD_EIM_A24__IPU1_DISP1_DATA19 | MUX_PAD_CTRL(OUTPUT_RGB),
459 MX6_PAD_EIM_D26__IPU1_DISP1_DATA22 | MUX_PAD_CTRL(OUTPUT_RGB),
460 MX6_PAD_EIM_D27__IPU1_DISP1_DATA23 | MUX_PAD_CTRL(OUTPUT_RGB),
461 MX6_PAD_EIM_D30__IPU1_DISP1_DATA21 | MUX_PAD_CTRL(OUTPUT_RGB),
462 MX6_PAD_EIM_D31__IPU1_DISP1_DATA20 | MUX_PAD_CTRL(OUTPUT_RGB),
463};
464
592f4aed
MK		 465static void do_enable_hdmi(struct display_info_t const *dev)
466{
467 imx_enable_hdmi_phy();
468}
469
592f4aed
MK		 470static void enable_lvds(struct display_info_t const *dev)
471{
472 struct iomuxc *iomux = (struct iomuxc *)
473 IOMUXC_BASE_ADDR;
474 u32 reg = readl(&iomux->gpr[2]);
475 reg |= IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT;
476 writel(reg, &iomux->gpr[2]);
477 gpio_direction_output(RGB_BACKLIGHT_GP, 1);
478 gpio_direction_output(RGB_BACKLIGHTPWM_GP, 0);
479 gpio_direction_output(RGB_BACKLIGHTPWM_OE, 0);
480}
481
482static void enable_rgb(struct display_info_t const *dev)
483{
484 imx_iomux_v3_setup_multiple_pads(
485 rgb_pads,
486 ARRAY_SIZE(rgb_pads));
487 gpio_direction_output(RGB_BACKLIGHT_GP, 1);
488 gpio_direction_output(RGB_BACKLIGHTPWM_GP, 0);
489 gpio_direction_output(RGB_BACKLIGHTPWM_OE, 0);
490}
491
492static int detect_default(struct display_info_t const *dev)
493{
494 (void) dev;
495 return 1;
496}
497
498struct display_info_t const displays[] = {{
499 .bus = -1,
500 .addr = 0,
501 .pixfmt = IPU_PIX_FMT_RGB24,
502 .detect = detect_hdmi,
503 .enable = do_enable_hdmi,
504 .mode = {
505 .name = "HDMI",
506 .refresh = 60,
507 .xres = 1024,
508 .yres = 768,
509 .pixclock = 15385,
510 .left_margin = 220,
511 .right_margin = 40,
512 .upper_margin = 21,
513 .lower_margin = 7,
514 .hsync_len = 60,
515 .vsync_len = 10,
516 .sync = FB_SYNC_EXT,
517 .vmode = FB_VMODE_NONINTERLACED
518} }, {
519 .bus = -1,
520 .addr = 0,
521 .di = 1,
522 .pixfmt = IPU_PIX_FMT_RGB24,
523 .detect = detect_default,
524 .enable = enable_rgb,
525 .mode = {
526 .name = "vga-rgb",
527 .refresh = 60,
528 .xres = 640,
529 .yres = 480,
530 .pixclock = 33000,
531 .left_margin = 48,
532 .right_margin = 16,
533 .upper_margin = 31,
534 .lower_margin = 11,
535 .hsync_len = 96,
536 .vsync_len = 2,
537 .sync = 0,
538 .vmode = FB_VMODE_NONINTERLACED
539} }, {
540 .bus = -1,
541 .addr = 0,
542 .di = 1,
543 .pixfmt = IPU_PIX_FMT_RGB24,
544 .enable = enable_rgb,
545 .mode = {
546 .name = "wvga-rgb",
547 .refresh = 60,
548 .xres = 800,
549 .yres = 480,
550 .pixclock = 25000,
551 .left_margin = 40,
552 .right_margin = 88,
553 .upper_margin = 33,
554 .lower_margin = 10,
555 .hsync_len = 128,
556 .vsync_len = 2,
557 .sync = 0,
558 .vmode = FB_VMODE_NONINTERLACED
559} }, {
560 .bus = -1,
561 .addr = 0,
562 .pixfmt = IPU_PIX_FMT_LVDS666,
592f4aed
MK		 563 .enable = enable_lvds,
564 .mode = {
565 .name = "wsvga-lvds",
566 .refresh = 60,
567 .xres = 1024,
568 .yres = 600,
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} } };
579size_t display_count = ARRAY_SIZE(displays);
580
581static void setup_display(void)
582{
583 struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
584 struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
585 int reg;
586
587 enable_ipu_clock();
588 imx_setup_hdmi();
589 /* Turn on LDB0,IPU,IPU DI0 clocks */
590 reg = __raw_readl(&mxc_ccm->CCGR3);
591 reg |= MXC_CCM_CCGR3_LDB_DI0_MASK;
592 writel(reg, &mxc_ccm->CCGR3);
593
594 /* set LDB0, LDB1 clk select to 011/011 */
595 reg = readl(&mxc_ccm->cs2cdr);
596 reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK
597 |MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK);
598 reg |= (3<<MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET)
599 |(3<<MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET);
600 writel(reg, &mxc_ccm->cs2cdr);
601
602 reg = readl(&mxc_ccm->cscmr2);
603 reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV;
604 writel(reg, &mxc_ccm->cscmr2);
605
606 reg = readl(&mxc_ccm->chsccdr);
607 reg |= (CHSCCDR_CLK_SEL_LDB_DI0
608 <<MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
609 writel(reg, &mxc_ccm->chsccdr);
610
611 reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES
612 |IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH
613 |IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW
614 |IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG
615 |IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT
616 |IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG
617 |IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT
618 |IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED
619 |IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0;
620 writel(reg, &iomux->gpr[2]);
621
622 reg = readl(&iomux->gpr[3]);
623 reg = (reg & ~(IOMUXC_GPR3_LVDS0_MUX_CTL_MASK
624 |IOMUXC_GPR3_HDMI_MUX_CTL_MASK))
625 | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0
626 <<IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET);
627 writel(reg, &iomux->gpr[3]);
628
629 /* backlight unconditionally on for now */
630 imx_iomux_v3_setup_multiple_pads(backlight_pads,
631 ARRAY_SIZE(backlight_pads));
632 /* use 0 for EDT 7", use 1 for LG fullHD panel */
5177087f
MZ		 633 gpio_request(RGB_BACKLIGHTPWM_GP, "BKL1_PWM");
634 gpio_request(RGB_BACKLIGHTPWM_OE, "BKL1_PWM_EN");
635 gpio_request(RGB_BACKLIGHT_GP, "BKL1_ON");
592f4aed
MK		 636 gpio_direction_output(RGB_BACKLIGHTPWM_GP, 0);
637 gpio_direction_output(RGB_BACKLIGHTPWM_OE, 0);
638 gpio_direction_output(RGB_BACKLIGHT_GP, 1);
639}
a3c90217
GS		 640
641/*
642 * Backlight off before OS handover
643 */
644void board_preboot_os(void)
645{
646 gpio_direction_output(RGB_BACKLIGHTPWM_GP, 1);
647 gpio_direction_output(RGB_BACKLIGHT_GP, 0);
648}
592f4aed
MK		 649#endif /* defined(CONFIG_VIDEO_IPUV3) */
650
651int board_early_init_f(void)
652{
653 imx_iomux_v3_setup_multiple_pads(pwr_intb_pads,
654 ARRAY_SIZE(pwr_intb_pads));
655#ifndef CONFIG_TDX_APALIS_IMX6_V1_0
656 setup_iomux_dte_uart();
657#else
658 setup_iomux_dce_uart();
659#endif
592f4aed
MK		 660 return 0;
661}
662
663/*
664 * Do not overwrite the console
665 * Use always serial for U-Boot console
666 */
667int overwrite_console(void)
668{
669 return 1;
670}
671
672int board_init(void)
673{
674 /* address of boot parameters */
675 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
676
f89bfe7c
FE		 677#if defined(CONFIG_VIDEO_IPUV3)
678 setup_display();
679#endif
680
592f4aed
MK		 681#ifdef CONFIG_TDX_CMD_IMX_MFGR
682 (void) pmic_init();
683#endif
684
10e40d54 685#ifdef CONFIG_SATA
592f4aed
MK		 686 setup_sata();
687#endif
688
689 setup_iomux_gpio();
690
691 return 0;
692}
693
694#ifdef CONFIG_BOARD_LATE_INIT
695int board_late_init(void)
696{
697#if defined(CONFIG_REVISION_TAG) && \
698 defined(CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG)
699 char env_str[256];
700 u32 rev;
701
702 rev = get_board_rev();
703 snprintf(env_str, ARRAY_SIZE(env_str), "%.4x", rev);
382bee57 704 env_set("board_rev", env_str);
592f4aed
MK		 705
706#ifndef CONFIG_TDX_APALIS_IMX6_V1_0
707 if ((rev & 0xfff0) == 0x0100) {
708 char *fdt_env;
709
710 /* reconfigure the UART to DCE mode dynamically if on V1.0 HW */
711 setup_iomux_dce_uart();
712
713 /* if using the default device tree, use version for V1.0 HW */
00caae6d 714 fdt_env = env_get("fdt_file");
592f4aed 715 if ((fdt_env != NULL) && (strcmp(FDT_FILE, fdt_env) == 0)) {
382bee57 716 env_set("fdt_file", FDT_FILE_V1_0);
592f4aed
MK		 717 printf("patching fdt_file to " FDT_FILE_V1_0 "\n");
718#ifndef CONFIG_ENV_IS_NOWHERE
01510091 719 env_save();
592f4aed
MK		 720#endif
721 }
722 }
723#endif /* CONFIG_TDX_APALIS_IMX6_V1_0 */
724#endif /* CONFIG_REVISION_TAG */
725
15834c63
SA		 726#ifdef CONFIG_CMD_USB_SDP
727 if (is_boot_from_usb()) {
728 printf("Serial Downloader recovery mode, using sdp command\n");
729 env_set("bootdelay", "0");
730 env_set("bootcmd", "sdp 0");
731 }
732#endif /* CONFIG_CMD_USB_SDP */
733
592f4aed
MK		 734 return 0;
735}
736#endif /* CONFIG_BOARD_LATE_INIT */
737
592f4aed
MK		 738int checkboard(void)
739{
740 char it[] = " IT";
741 int minc, maxc;
742
743 switch (get_cpu_temp_grade(&minc, &maxc)) {
744 case TEMP_AUTOMOTIVE:
745 case TEMP_INDUSTRIAL:
746 break;
747 case TEMP_EXTCOMMERCIAL:
748 default:
749 it[0] = 0;
750 };
751 printf("Model: Toradex Apalis iMX6 %s %s%s\n",
752 is_cpu_type(MXC_CPU_MX6D) ? "Dual" : "Quad",
753 (gd->ram_size == 0x80000000) ? "2GB" :
754 (gd->ram_size == 0x40000000) ? "1GB" : "512MB", it);
755 return 0;
756}
757
758#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
759int ft_board_setup(void *blob, bd_t *bd)
760{
761 return ft_common_board_setup(blob, bd);
762}
763#endif
764
765#ifdef CONFIG_CMD_BMODE
766static const struct boot_mode board_boot_modes[] = {
767 /* 4-bit bus width */
768 {"mmc", MAKE_CFGVAL(0x40, 0x20, 0x00, 0x00)},
769 {"sd", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)},
770 {NULL, 0},
771};
772#endif
773
774int misc_init_r(void)
775{
776#ifdef CONFIG_CMD_BMODE
777 add_board_boot_modes(board_boot_modes);
778#endif
779 return 0;
780}
781
782#ifdef CONFIG_LDO_BYPASS_CHECK
783/* TODO, use external pmic, for now always ldo_enable */
784void ldo_mode_set(int ldo_bypass)
785{
786 return;
787}
788#endif
789
790#ifdef CONFIG_SPL_BUILD
791#include <spl.h>
b08c8c48 792#include <linux/libfdt.h>
592f4aed
MK		 793#include "asm/arch/mx6q-ddr.h"
794#include "asm/arch/iomux.h"
795#include "asm/arch/crm_regs.h"
796
797static int mx6_com_dcd_table[] = {
798/* ddr-setup.cfg */
799MX6_IOM_DRAM_SDQS0, 0x00000030,
800MX6_IOM_DRAM_SDQS1, 0x00000030,
801MX6_IOM_DRAM_SDQS2, 0x00000030,
802MX6_IOM_DRAM_SDQS3, 0x00000030,
803MX6_IOM_DRAM_SDQS4, 0x00000030,
804MX6_IOM_DRAM_SDQS5, 0x00000030,
805MX6_IOM_DRAM_SDQS6, 0x00000030,
806MX6_IOM_DRAM_SDQS7, 0x00000030,
807
808MX6_IOM_GRP_B0DS, 0x00000030,
809MX6_IOM_GRP_B1DS, 0x00000030,
810MX6_IOM_GRP_B2DS, 0x00000030,
811MX6_IOM_GRP_B3DS, 0x00000030,
812MX6_IOM_GRP_B4DS, 0x00000030,
813MX6_IOM_GRP_B5DS, 0x00000030,
814MX6_IOM_GRP_B6DS, 0x00000030,
815MX6_IOM_GRP_B7DS, 0x00000030,
816MX6_IOM_GRP_ADDDS, 0x00000030,
817/* 40 Ohm drive strength for cs0/1,sdba2,cke0/1,sdwe */
818MX6_IOM_GRP_CTLDS, 0x00000030,
819
820MX6_IOM_DRAM_DQM0, 0x00020030,
821MX6_IOM_DRAM_DQM1, 0x00020030,
822MX6_IOM_DRAM_DQM2, 0x00020030,
823MX6_IOM_DRAM_DQM3, 0x00020030,
824MX6_IOM_DRAM_DQM4, 0x00020030,
825MX6_IOM_DRAM_DQM5, 0x00020030,
826MX6_IOM_DRAM_DQM6, 0x00020030,
827MX6_IOM_DRAM_DQM7, 0x00020030,
828
829MX6_IOM_DRAM_CAS, 0x00020030,
830MX6_IOM_DRAM_RAS, 0x00020030,
831MX6_IOM_DRAM_SDCLK_0, 0x00020030,
832MX6_IOM_DRAM_SDCLK_1, 0x00020030,
833
834MX6_IOM_DRAM_RESET, 0x00020030,
835MX6_IOM_DRAM_SDCKE0, 0x00003000,
836MX6_IOM_DRAM_SDCKE1, 0x00003000,
837
838MX6_IOM_DRAM_SDODT0, 0x00003030,
839MX6_IOM_DRAM_SDODT1, 0x00003030,
840
841/* (differential input) */
842MX6_IOM_DDRMODE_CTL, 0x00020000,
843/* (differential input) */
844MX6_IOM_GRP_DDRMODE, 0x00020000,
845/* disable ddr pullups */
846MX6_IOM_GRP_DDRPKE, 0x00000000,
847MX6_IOM_DRAM_SDBA2, 0x00000000,
848/* 40 Ohm drive strength for cs0/1,sdba2,cke0/1,sdwe */
849MX6_IOM_GRP_DDR_TYPE, 0x000C0000,
850
851/* Read data DQ Byte0-3 delay */
852MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333,
853MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333,
854MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333,
855MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333,
856MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333,
857MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333,
858MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333,
859MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333,
860
861/*
862 * MDMISC mirroring interleaved (row/bank/col)
863 */
864MX6_MMDC_P0_MDMISC, 0x00081740,
865
866/*
867 * MDSCR con_req
868 */
869MX6_MMDC_P0_MDSCR, 0x00008000,
870
871/* 1066mhz_4x128mx16.cfg */
872
873MX6_MMDC_P0_MDPDC, 0x00020036,
874MX6_MMDC_P0_MDCFG0, 0x555A7954,
875MX6_MMDC_P0_MDCFG1, 0xDB328F64,
876MX6_MMDC_P0_MDCFG2, 0x01FF00DB,
877MX6_MMDC_P0_MDRWD, 0x000026D2,
878MX6_MMDC_P0_MDOR, 0x005A1023,
879MX6_MMDC_P0_MDOTC, 0x09555050,
880MX6_MMDC_P0_MDPDC, 0x00025576,
881MX6_MMDC_P0_MDASP, 0x00000027,
882MX6_MMDC_P0_MDCTL, 0x831A0000,
883MX6_MMDC_P0_MDSCR, 0x04088032,
884MX6_MMDC_P0_MDSCR, 0x00008033,
885MX6_MMDC_P0_MDSCR, 0x00428031,
886MX6_MMDC_P0_MDSCR, 0x19308030,
887MX6_MMDC_P0_MDSCR, 0x04008040,
888MX6_MMDC_P0_MPZQHWCTRL, 0xA1390003,
889MX6_MMDC_P1_MPZQHWCTRL, 0xA1390003,
890MX6_MMDC_P0_MDREF, 0x00005800,
891MX6_MMDC_P0_MPODTCTRL, 0x00000000,
892MX6_MMDC_P1_MPODTCTRL, 0x00000000,
893
894MX6_MMDC_P0_MPDGCTRL0, 0x432A0338,
895MX6_MMDC_P0_MPDGCTRL1, 0x03260324,
896MX6_MMDC_P1_MPDGCTRL0, 0x43340344,
897MX6_MMDC_P1_MPDGCTRL1, 0x031E027C,
898
899MX6_MMDC_P0_MPRDDLCTL, 0x33272D2E,
900MX6_MMDC_P1_MPRDDLCTL, 0x2F312B37,
901
902MX6_MMDC_P0_MPWRDLCTL, 0x3A35433C,
903MX6_MMDC_P1_MPWRDLCTL, 0x4336453F,
904
905MX6_MMDC_P0_MPWLDECTRL0, 0x0009000E,
906MX6_MMDC_P0_MPWLDECTRL1, 0x0018000B,
907MX6_MMDC_P1_MPWLDECTRL0, 0x00060015,
908MX6_MMDC_P1_MPWLDECTRL1, 0x0006000E,
909
910MX6_MMDC_P0_MPMUR0, 0x00000800,
911MX6_MMDC_P1_MPMUR0, 0x00000800,
912MX6_MMDC_P0_MDSCR, 0x00000000,
913MX6_MMDC_P0_MAPSR, 0x00011006,
914};
915
916static int mx6_it_dcd_table[] = {
917/* ddr-setup.cfg */
918MX6_IOM_DRAM_SDQS0, 0x00000030,
919MX6_IOM_DRAM_SDQS1, 0x00000030,
920MX6_IOM_DRAM_SDQS2, 0x00000030,
921MX6_IOM_DRAM_SDQS3, 0x00000030,
922MX6_IOM_DRAM_SDQS4, 0x00000030,
923MX6_IOM_DRAM_SDQS5, 0x00000030,
924MX6_IOM_DRAM_SDQS6, 0x00000030,
925MX6_IOM_DRAM_SDQS7, 0x00000030,
926
927MX6_IOM_GRP_B0DS, 0x00000030,
928MX6_IOM_GRP_B1DS, 0x00000030,
929MX6_IOM_GRP_B2DS, 0x00000030,
930MX6_IOM_GRP_B3DS, 0x00000030,
931MX6_IOM_GRP_B4DS, 0x00000030,
932MX6_IOM_GRP_B5DS, 0x00000030,
933MX6_IOM_GRP_B6DS, 0x00000030,
934MX6_IOM_GRP_B7DS, 0x00000030,
935MX6_IOM_GRP_ADDDS, 0x00000030,
936/* 40 Ohm drive strength for cs0/1,sdba2,cke0/1,sdwe */
937MX6_IOM_GRP_CTLDS, 0x00000030,
938
939MX6_IOM_DRAM_DQM0, 0x00020030,
940MX6_IOM_DRAM_DQM1, 0x00020030,
941MX6_IOM_DRAM_DQM2, 0x00020030,
942MX6_IOM_DRAM_DQM3, 0x00020030,
943MX6_IOM_DRAM_DQM4, 0x00020030,
944MX6_IOM_DRAM_DQM5, 0x00020030,
945MX6_IOM_DRAM_DQM6, 0x00020030,
946MX6_IOM_DRAM_DQM7, 0x00020030,
947
948MX6_IOM_DRAM_CAS, 0x00020030,
949MX6_IOM_DRAM_RAS, 0x00020030,
950MX6_IOM_DRAM_SDCLK_0, 0x00020030,
951MX6_IOM_DRAM_SDCLK_1, 0x00020030,
952
953MX6_IOM_DRAM_RESET, 0x00020030,
954MX6_IOM_DRAM_SDCKE0, 0x00003000,
955MX6_IOM_DRAM_SDCKE1, 0x00003000,
956
957MX6_IOM_DRAM_SDODT0, 0x00003030,
958MX6_IOM_DRAM_SDODT1, 0x00003030,
959
960/* (differential input) */
961MX6_IOM_DDRMODE_CTL, 0x00020000,
962/* (differential input) */
963MX6_IOM_GRP_DDRMODE, 0x00020000,
964/* disable ddr pullups */
965MX6_IOM_GRP_DDRPKE, 0x00000000,
966MX6_IOM_DRAM_SDBA2, 0x00000000,
967/* 40 Ohm drive strength for cs0/1,sdba2,cke0/1,sdwe */
968MX6_IOM_GRP_DDR_TYPE, 0x000C0000,
969
970/* Read data DQ Byte0-3 delay */
971MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333,
972MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333,
973MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333,
974MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333,
975MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333,
976MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333,
977MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333,
978MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333,
979
980/*
981 * MDMISC mirroring interleaved (row/bank/col)
982 */
983MX6_MMDC_P0_MDMISC, 0x00081740,
984
985/*
986 * MDSCR con_req
987 */
988MX6_MMDC_P0_MDSCR, 0x00008000,
989
990/* 1066mhz_4x256mx16.cfg */
991
992MX6_MMDC_P0_MDPDC, 0x00020036,
993MX6_MMDC_P0_MDCFG0, 0x898E78f5,
994MX6_MMDC_P0_MDCFG1, 0xff328f64,
995MX6_MMDC_P0_MDCFG2, 0x01FF00DB,
996MX6_MMDC_P0_MDRWD, 0x000026D2,
997MX6_MMDC_P0_MDOR, 0x008E1023,
998MX6_MMDC_P0_MDOTC, 0x09444040,
999MX6_MMDC_P0_MDPDC, 0x00025576,
1000MX6_MMDC_P0_MDASP, 0x00000047,
1001MX6_MMDC_P0_MDCTL, 0x841A0000,
1002MX6_MMDC_P0_MDSCR, 0x02888032,
1003MX6_MMDC_P0_MDSCR, 0x00008033,
1004MX6_MMDC_P0_MDSCR, 0x00048031,
1005MX6_MMDC_P0_MDSCR, 0x19408030,
1006MX6_MMDC_P0_MDSCR, 0x04008040,
1007MX6_MMDC_P0_MPZQHWCTRL, 0xA1390003,
1008MX6_MMDC_P1_MPZQHWCTRL, 0xA1390003,
1009MX6_MMDC_P0_MDREF, 0x00007800,
1010MX6_MMDC_P0_MPODTCTRL, 0x00022227,
1011MX6_MMDC_P1_MPODTCTRL, 0x00022227,
1012
1013MX6_MMDC_P0_MPDGCTRL0, 0x03300338,
1014MX6_MMDC_P0_MPDGCTRL1, 0x03240324,
1015MX6_MMDC_P1_MPDGCTRL0, 0x03440350,
1016MX6_MMDC_P1_MPDGCTRL1, 0x032C0308,
1017
1018MX6_MMDC_P0_MPRDDLCTL, 0x40363C3E,
1019MX6_MMDC_P1_MPRDDLCTL, 0x3C3E3C46,
1020
1021MX6_MMDC_P0_MPWRDLCTL, 0x403E463E,
1022MX6_MMDC_P1_MPWRDLCTL, 0x4A384C46,
1023
1024MX6_MMDC_P0_MPWLDECTRL0, 0x0009000E,
1025MX6_MMDC_P0_MPWLDECTRL1, 0x0018000B,
1026MX6_MMDC_P1_MPWLDECTRL0, 0x00060015,
1027MX6_MMDC_P1_MPWLDECTRL1, 0x0006000E,
1028
1029MX6_MMDC_P0_MPMUR0, 0x00000800,
1030MX6_MMDC_P1_MPMUR0, 0x00000800,
1031MX6_MMDC_P0_MDSCR, 0x00000000,
1032MX6_MMDC_P0_MAPSR, 0x00011006,
1033};
1034
592f4aed
MK		 1035static void ccgr_init(void)
1036{
1037 struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
1038
1039 writel(0x00C03F3F, &ccm->CCGR0);
1040 writel(0x0030FC03, &ccm->CCGR1);
1041 writel(0x0FFFFFF3, &ccm->CCGR2);
1042 writel(0x3FF0300F, &ccm->CCGR3);
1043 writel(0x00FFF300, &ccm->CCGR4);
1044 writel(0x0F0000F3, &ccm->CCGR5);
1045 writel(0x000003FF, &ccm->CCGR6);
1046
1047/*
1048 * Setup CCM_CCOSR register as follows:
1049 *
1050 * cko1_en = 1 --> CKO1 enabled
1051 * cko1_div = 111 --> divide by 8
1052 * cko1_sel = 1011 --> ahb_clk_root
1053 *
1054 * This sets CKO1 at ahb_clk_root/8 = 132/8 = 16.5 MHz
1055 */
1056 writel(0x000000FB, &ccm->ccosr);
1057}
1058
592f4aed
MK		 1059static void ddr_init(int *table, int size)
1060{
1061 int i;
1062
1063 for (i = 0; i < size / 2 ; i++)
1064 writel(table[2 * i + 1], table[2 * i]);
1065}
1066
1067static void spl_dram_init(void)
1068{
1069 int minc, maxc;
1070
1071 switch (get_cpu_temp_grade(&minc, &maxc)) {
1072 case TEMP_COMMERCIAL:
1073 case TEMP_EXTCOMMERCIAL:
1074 puts("Commercial temperature grade DDR3 timings.\n");
1075 ddr_init(mx6_com_dcd_table, ARRAY_SIZE(mx6_com_dcd_table));
1076 break;
1077 case TEMP_INDUSTRIAL:
1078 case TEMP_AUTOMOTIVE:
1079 default:
1080 puts("Industrial temperature grade DDR3 timings.\n");
1081 ddr_init(mx6_it_dcd_table, ARRAY_SIZE(mx6_it_dcd_table));
1082 break;
1083 };
1084 udelay(100);
1085}
1086
1087void board_init_f(ulong dummy)
1088{
1089 /* setup AIPS and disable watchdog */
1090 arch_cpu_init();
1091
1092 ccgr_init();
1093 gpr_init();
1094
ab92352d 1095 /* iomux */
592f4aed
MK		 1096 board_early_init_f();
1097
1098 /* setup GP timer */
1099 timer_init();
1100
1101 /* UART clocks enabled and gd valid - init serial console */
1102 preloader_console_init();
1103
1104#ifndef CONFIG_TDX_APALIS_IMX6_V1_0
1105 /* Make sure we use dte mode */
1106 setup_dtemode_uart();
1107#endif
1108
1109 /* DDR initialization */
1110 spl_dram_init();
1111
1112 /* Clear the BSS. */
1113 memset(__bss_start, 0, __bss_end - __bss_start);
1114
1115 /* load/boot image from boot device */
1116 board_init_r(NULL, 0);
1117}
1118
6f8ef051
RS		 1119#ifdef CONFIG_SPL_LOAD_FIT
1120int board_fit_config_name_match(const char *name)
1121{
1122 if (!strcmp(name, "imx6-apalis"))
1123 return 0;
1124
1125 return -1;
1126}
1127#endif
1128
592f4aed
MK		 1129void reset_cpu(ulong addr)
1130{
1131}
1132
5177087f 1133#endif /* CONFIG_SPL_BUILD */
592f4aed
MK		 1134
1135static struct mxc_serial_platdata mxc_serial_plat = {
1136 .reg = (struct mxc_uart *)UART1_BASE,
1137 .use_dte = true,
1138};
1139
1140U_BOOT_DEVICE(mxc_serial) = {
1141 .name = "serial_mxc",
1142 .platdata = &mxc_serial_plat,
1143};
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