2 * Copyright (C) 2011 Freescale Semiconductor, Inc.
3 * Jason Liu <r64343@freescale.com>
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/arch/imx-regs.h>
11 #include <asm/arch/sys_proto.h>
12 #include <asm/arch/crm_regs.h>
13 #include <asm/arch/clock.h>
14 #include <asm/arch/iomux-mx53.h>
15 #include <asm/arch/clock.h>
16 #include <linux/errno.h>
17 #include <asm/mach-imx/mx5_video.h>
21 #include <fsl_esdhc.h>
23 #include <power/pmic.h>
24 #include <dialog_pmic.h>
27 #include <ipu_pixfmt.h>
29 #define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24)
31 DECLARE_GLOBAL_DATA_PTR;
33 static uint32_t mx53_dram_size[2];
35 phys_size_t get_effective_memsize(void)
38 * WARNING: We must override get_effective_memsize() function here
39 * to report only the size of the first DRAM bank. This is to make
40 * U-Boot relocator place U-Boot into valid memory, that is, at the
41 * end of the first DRAM bank. If we did not override this function
42 * like so, U-Boot would be placed at the address of the first DRAM
43 * bank + total DRAM size - sizeof(uboot), which in the setup where
44 * each DRAM bank contains 512MiB of DRAM would result in placing
45 * U-Boot into invalid memory area close to the end of the first
48 return mx53_dram_size[0];
53 mx53_dram_size[0] = get_ram_size((void *)PHYS_SDRAM_1, 1 << 30);
54 mx53_dram_size[1] = get_ram_size((void *)PHYS_SDRAM_2, 1 << 30);
56 gd->ram_size = mx53_dram_size[0] + mx53_dram_size[1];
61 int dram_init_banksize(void)
63 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
64 gd->bd->bi_dram[0].size = mx53_dram_size[0];
66 gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
67 gd->bd->bi_dram[1].size = mx53_dram_size[1];
72 u32 get_board_rev(void)
74 struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
75 struct fuse_bank *bank = &iim->bank[0];
76 struct fuse_bank0_regs *fuse =
77 (struct fuse_bank0_regs *)bank->fuse_regs;
79 int rev = readl(&fuse->gp[6]);
81 if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR))
84 return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8;
87 #define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
88 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
90 static void setup_iomux_uart(void)
92 static const iomux_v3_cfg_t uart_pads[] = {
93 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT11__UART1_RXD_MUX, UART_PAD_CTRL),
94 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT10__UART1_TXD_MUX, UART_PAD_CTRL),
97 imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
100 #ifdef CONFIG_USB_EHCI_MX5
101 int board_ehci_hcd_init(int port)
103 /* request VBUS power enable pin, GPIO7_8 */
104 imx_iomux_v3_setup_pad(MX53_PAD_PATA_DA_2__GPIO7_8);
105 gpio_direction_output(IMX_GPIO_NR(7, 8), 1);
110 static void setup_iomux_fec(void)
112 static const iomux_v3_cfg_t fec_pads[] = {
113 NEW_PAD_CTRL(MX53_PAD_FEC_MDIO__FEC_MDIO, PAD_CTL_HYS |
114 PAD_CTL_DSE_HIGH | PAD_CTL_PUS_22K_UP | PAD_CTL_ODE),
115 NEW_PAD_CTRL(MX53_PAD_FEC_MDC__FEC_MDC, PAD_CTL_DSE_HIGH),
116 NEW_PAD_CTRL(MX53_PAD_FEC_RXD1__FEC_RDATA_1,
117 PAD_CTL_HYS | PAD_CTL_PKE),
118 NEW_PAD_CTRL(MX53_PAD_FEC_RXD0__FEC_RDATA_0,
119 PAD_CTL_HYS | PAD_CTL_PKE),
120 NEW_PAD_CTRL(MX53_PAD_FEC_TXD1__FEC_TDATA_1, PAD_CTL_DSE_HIGH),
121 NEW_PAD_CTRL(MX53_PAD_FEC_TXD0__FEC_TDATA_0, PAD_CTL_DSE_HIGH),
122 NEW_PAD_CTRL(MX53_PAD_FEC_TX_EN__FEC_TX_EN, PAD_CTL_DSE_HIGH),
123 NEW_PAD_CTRL(MX53_PAD_FEC_REF_CLK__FEC_TX_CLK,
124 PAD_CTL_HYS | PAD_CTL_PKE),
125 NEW_PAD_CTRL(MX53_PAD_FEC_RX_ER__FEC_RX_ER,
126 PAD_CTL_HYS | PAD_CTL_PKE),
127 NEW_PAD_CTRL(MX53_PAD_FEC_CRS_DV__FEC_RX_DV,
128 PAD_CTL_HYS | PAD_CTL_PKE),
131 imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
134 #ifdef CONFIG_FSL_ESDHC
135 struct fsl_esdhc_cfg esdhc_cfg[2] = {
136 {MMC_SDHC1_BASE_ADDR},
137 {MMC_SDHC3_BASE_ADDR},
140 int board_mmc_getcd(struct mmc *mmc)
142 struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
145 imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA11__GPIO3_11);
146 gpio_direction_input(IMX_GPIO_NR(3, 11));
147 imx_iomux_v3_setup_pad(MX53_PAD_EIM_DA13__GPIO3_13);
148 gpio_direction_input(IMX_GPIO_NR(3, 13));
150 if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR)
151 ret = !gpio_get_value(IMX_GPIO_NR(3, 13));
153 ret = !gpio_get_value(IMX_GPIO_NR(3, 11));
158 #define SD_CMD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
160 #define SD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | \
163 int board_mmc_init(bd_t *bis)
165 static const iomux_v3_cfg_t sd1_pads[] = {
166 NEW_PAD_CTRL(MX53_PAD_SD1_CMD__ESDHC1_CMD, SD_CMD_PAD_CTRL),
167 NEW_PAD_CTRL(MX53_PAD_SD1_CLK__ESDHC1_CLK, SD_PAD_CTRL),
168 NEW_PAD_CTRL(MX53_PAD_SD1_DATA0__ESDHC1_DAT0, SD_PAD_CTRL),
169 NEW_PAD_CTRL(MX53_PAD_SD1_DATA1__ESDHC1_DAT1, SD_PAD_CTRL),
170 NEW_PAD_CTRL(MX53_PAD_SD1_DATA2__ESDHC1_DAT2, SD_PAD_CTRL),
171 NEW_PAD_CTRL(MX53_PAD_SD1_DATA3__ESDHC1_DAT3, SD_PAD_CTRL),
172 MX53_PAD_EIM_DA13__GPIO3_13,
175 static const iomux_v3_cfg_t sd2_pads[] = {
176 NEW_PAD_CTRL(MX53_PAD_PATA_RESET_B__ESDHC3_CMD,
178 NEW_PAD_CTRL(MX53_PAD_PATA_IORDY__ESDHC3_CLK, SD_PAD_CTRL),
179 NEW_PAD_CTRL(MX53_PAD_PATA_DATA8__ESDHC3_DAT0, SD_PAD_CTRL),
180 NEW_PAD_CTRL(MX53_PAD_PATA_DATA9__ESDHC3_DAT1, SD_PAD_CTRL),
181 NEW_PAD_CTRL(MX53_PAD_PATA_DATA10__ESDHC3_DAT2, SD_PAD_CTRL),
182 NEW_PAD_CTRL(MX53_PAD_PATA_DATA11__ESDHC3_DAT3, SD_PAD_CTRL),
183 NEW_PAD_CTRL(MX53_PAD_PATA_DATA0__ESDHC3_DAT4, SD_PAD_CTRL),
184 NEW_PAD_CTRL(MX53_PAD_PATA_DATA1__ESDHC3_DAT5, SD_PAD_CTRL),
185 NEW_PAD_CTRL(MX53_PAD_PATA_DATA2__ESDHC3_DAT6, SD_PAD_CTRL),
186 NEW_PAD_CTRL(MX53_PAD_PATA_DATA3__ESDHC3_DAT7, SD_PAD_CTRL),
187 MX53_PAD_EIM_DA11__GPIO3_11,
193 esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
194 esdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
196 for (index = 0; index < CONFIG_SYS_FSL_ESDHC_NUM; index++) {
199 imx_iomux_v3_setup_multiple_pads(sd1_pads,
200 ARRAY_SIZE(sd1_pads));
203 imx_iomux_v3_setup_multiple_pads(sd2_pads,
204 ARRAY_SIZE(sd2_pads));
207 printf("Warning: you configured more ESDHC controller"
208 "(%d) as supported by the board(2)\n",
209 CONFIG_SYS_FSL_ESDHC_NUM);
212 ret = fsl_esdhc_initialize(bis, &esdhc_cfg[index]);
221 #define I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
222 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
224 static void setup_iomux_i2c(void)
226 static const iomux_v3_cfg_t i2c1_pads[] = {
227 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT8__I2C1_SDA, I2C_PAD_CTRL),
228 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT9__I2C1_SCL, I2C_PAD_CTRL),
231 imx_iomux_v3_setup_multiple_pads(i2c1_pads, ARRAY_SIZE(i2c1_pads));
234 static int power_init(void)
240 if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR)) {
241 ret = pmic_dialog_init(I2C_PMIC);
245 p = pmic_get("DIALOG_PMIC");
249 setenv("fdt_file", "imx53-qsb.dtb");
251 /* Set VDDA to 1.25V */
252 val = DA9052_BUCKCORE_BCOREEN | DA_BUCKCORE_VBCORE_1_250V;
253 ret = pmic_reg_write(p, DA9053_BUCKCORE_REG, val);
255 printf("Writing to BUCKCORE_REG failed: %d\n", ret);
259 pmic_reg_read(p, DA9053_SUPPLY_REG, &val);
260 val |= DA9052_SUPPLY_VBCOREGO;
261 ret = pmic_reg_write(p, DA9053_SUPPLY_REG, val);
263 printf("Writing to SUPPLY_REG failed: %d\n", ret);
267 /* Set Vcc peripheral to 1.30V */
268 ret = pmic_reg_write(p, DA9053_BUCKPRO_REG, 0x62);
270 printf("Writing to BUCKPRO_REG failed: %d\n", ret);
274 ret = pmic_reg_write(p, DA9053_SUPPLY_REG, 0x62);
276 printf("Writing to SUPPLY_REG failed: %d\n", ret);
283 if (!i2c_probe(CONFIG_SYS_FSL_PMIC_I2C_ADDR)) {
284 ret = pmic_init(I2C_0);
288 p = pmic_get("FSL_PMIC");
292 setenv("fdt_file", "imx53-qsrb.dtb");
294 /* Set VDDGP to 1.25V for 1GHz on SW1 */
295 pmic_reg_read(p, REG_SW_0, &val);
296 val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_250V_MC34708;
297 ret = pmic_reg_write(p, REG_SW_0, val);
299 printf("Writing to REG_SW_0 failed: %d\n", ret);
303 /* Set VCC as 1.30V on SW2 */
304 pmic_reg_read(p, REG_SW_1, &val);
305 val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_300V_MC34708;
306 ret = pmic_reg_write(p, REG_SW_1, val);
308 printf("Writing to REG_SW_1 failed: %d\n", ret);
312 /* Set global reset timer to 4s */
313 pmic_reg_read(p, REG_POWER_CTL2, &val);
314 val = (val & ~TIMER_MASK_MC34708) | TIMER_4S_MC34708;
315 ret = pmic_reg_write(p, REG_POWER_CTL2, val);
317 printf("Writing to REG_POWER_CTL2 failed: %d\n", ret);
321 /* Set VUSBSEL and VUSBEN for USB PHY supply*/
322 pmic_reg_read(p, REG_MODE_0, &val);
323 val |= (VUSBSEL_MC34708 | VUSBEN_MC34708);
324 ret = pmic_reg_write(p, REG_MODE_0, val);
326 printf("Writing to REG_MODE_0 failed: %d\n", ret);
330 /* Set SWBST to 5V in auto mode */
332 ret = pmic_reg_write(p, SWBST_CTRL, val);
334 printf("Writing to SWBST_CTRL failed: %d\n", ret);
344 static void clock_1GHz(void)
347 u32 ref_clk = MXC_HCLK;
349 * After increasing voltage to 1.25V, we can switch
350 * CPU clock to 1GHz and DDR to 400MHz safely
352 ret = mxc_set_clock(ref_clk, 1000, MXC_ARM_CLK);
354 printf("CPU: Switch CPU clock to 1GHZ failed\n");
356 ret = mxc_set_clock(ref_clk, 400, MXC_PERIPH_CLK);
357 ret |= mxc_set_clock(ref_clk, 400, MXC_DDR_CLK);
359 printf("CPU: Switch DDR clock to 400MHz failed\n");
362 int board_early_init_f(void)
372 * Do not overwrite the console
373 * Use always serial for U-Boot console
375 int overwrite_console(void)
382 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
384 mxc_set_sata_internal_clock();
390 int board_late_init(void)
400 puts("Board: MX53 LOCO\n");