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7#include <common.h>
8#include <init.h>
9#include <log.h>
10#include <asm/global_data.h>
11#include <asm/io.h>
12#include <asm/arch/imx-regs.h>
13#include <asm/arch/sys_proto.h>
14#include <asm/arch/crm_regs.h>
15#include <asm/arch/clock.h>
16#include <asm/arch/iomux-mx53.h>
17#include <asm/arch/clock.h>
18#include <env.h>
19#include <linux/errno.h>
20#include <asm/mach-imx/mx5_video.h>
21#include <i2c.h>
22#include <input.h>
23#include <fsl_esdhc_imx.h>
24#include <asm/gpio.h>
25#include <power/pmic.h>
26#include <dialog_pmic.h>
27#include <fsl_pmic.h>
28#include <linux/fb.h>
29#include <ipu_pixfmt.h>
30
31#define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24)
32
33DECLARE_GLOBAL_DATA_PTR;
34
35#ifdef CONFIG_REVISION_TAG
36u32 get_board_rev(void)
37{
38 struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
39 struct fuse_bank *bank = &iim->bank[0];
40 struct fuse_bank0_regs *fuse =
41 (struct fuse_bank0_regs *)bank->fuse_regs;
42
43 int rev = readl(&fuse->gp[6]);
44
45 if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR))
46 rev = 0;
47
48 return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8;
49}
50#endif
51
52#define UART_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_DSE_HIGH | \
53 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
54
55static void setup_iomux_uart(void)
56{
57 static const iomux_v3_cfg_t uart_pads[] = {
58 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT11__UART1_RXD_MUX, UART_PAD_CTRL),
59 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT10__UART1_TXD_MUX, UART_PAD_CTRL),
60 };
61
62 imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
63}
64
65#define I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
66 PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
67
68static void setup_iomux_i2c(void)
69{
70 static const iomux_v3_cfg_t i2c1_pads[] = {
71 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT8__I2C1_SDA, I2C_PAD_CTRL),
72 NEW_PAD_CTRL(MX53_PAD_CSI0_DAT9__I2C1_SCL, I2C_PAD_CTRL),
73 };
74
75 imx_iomux_v3_setup_multiple_pads(i2c1_pads, ARRAY_SIZE(i2c1_pads));
76}
77
78static int power_init(void)
79{
80 unsigned int val;
81 int ret;
82 struct pmic *p;
83
84 if (!i2c_probe(CONFIG_SYS_DIALOG_PMIC_I2C_ADDR)) {
85 ret = pmic_dialog_init(I2C_PMIC);
86 if (ret)
87 return ret;
88
89 p = pmic_get("DIALOG_PMIC");
90 if (!p)
91 return -ENODEV;
92
93 env_set("fdt_file", "imx53-qsb.dtb");
94
95
96 val = DA9052_BUCKCORE_BCOREEN | DA_BUCKCORE_VBCORE_1_250V;
97 ret = pmic_reg_write(p, DA9053_BUCKCORE_REG, val);
98 if (ret) {
99 printf("Writing to BUCKCORE_REG failed: %d\n", ret);
100 return ret;
101 }
102
103 pmic_reg_read(p, DA9053_SUPPLY_REG, &val);
104 val |= DA9052_SUPPLY_VBCOREGO;
105 ret = pmic_reg_write(p, DA9053_SUPPLY_REG, val);
106 if (ret) {
107 printf("Writing to SUPPLY_REG failed: %d\n", ret);
108 return ret;
109 }
110
111
112 ret = pmic_reg_write(p, DA9053_BUCKPRO_REG, 0x62);
113 if (ret) {
114 printf("Writing to BUCKPRO_REG failed: %d\n", ret);
115 return ret;
116 }
117
118 ret = pmic_reg_write(p, DA9053_SUPPLY_REG, 0x62);
119 if (ret) {
120 printf("Writing to SUPPLY_REG failed: %d\n", ret);
121 return ret;
122 }
123
124 return ret;
125 }
126
127 if (!i2c_probe(CONFIG_SYS_FSL_PMIC_I2C_ADDR)) {
128 ret = pmic_init(I2C_0);
129 if (ret)
130 return ret;
131
132 p = pmic_get("FSL_PMIC");
133 if (!p)
134 return -ENODEV;
135
136 env_set("fdt_file", "imx53-qsrb.dtb");
137
138
139 pmic_reg_read(p, REG_SW_0, &val);
140 val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_250V_MC34708;
141 ret = pmic_reg_write(p, REG_SW_0, val);
142 if (ret) {
143 printf("Writing to REG_SW_0 failed: %d\n", ret);
144 return ret;
145 }
146
147
148 pmic_reg_read(p, REG_SW_1, &val);
149 val = (val & ~SWx_VOLT_MASK_MC34708) | SWx_1_300V_MC34708;
150 ret = pmic_reg_write(p, REG_SW_1, val);
151 if (ret) {
152 printf("Writing to REG_SW_1 failed: %d\n", ret);
153 return ret;
154 }
155
156
157 pmic_reg_read(p, REG_POWER_CTL2, &val);
158 val = (val & ~TIMER_MASK_MC34708) | TIMER_4S_MC34708;
159 ret = pmic_reg_write(p, REG_POWER_CTL2, val);
160 if (ret) {
161 printf("Writing to REG_POWER_CTL2 failed: %d\n", ret);
162 return ret;
163 }
164
165
166 pmic_reg_read(p, REG_MODE_0, &val);
167 val |= (VUSBSEL_MC34708 | VUSBEN_MC34708);
168 ret = pmic_reg_write(p, REG_MODE_0, val);
169 if (ret) {
170 printf("Writing to REG_MODE_0 failed: %d\n", ret);
171 return ret;
172 }
173
174
175 val = SWBST_AUTO;
176 ret = pmic_reg_write(p, SWBST_CTRL, val);
177 if (ret) {
178 printf("Writing to SWBST_CTRL failed: %d\n", ret);
179 return ret;
180 }
181
182 return ret;
183 }
184
185 return -1;
186}
187
188static void clock_1GHz(void)
189{
190 int ret;
191 u32 ref_clk = MXC_HCLK;
192
193
194
195
196 ret = mxc_set_clock(ref_clk, 1000, MXC_ARM_CLK);
197 if (ret)
198 printf("CPU: Switch CPU clock to 1GHZ failed\n");
199
200 ret = mxc_set_clock(ref_clk, 400, MXC_PERIPH_CLK);
201 ret |= mxc_set_clock(ref_clk, 400, MXC_DDR_CLK);
202 if (ret)
203 printf("CPU: Switch DDR clock to 400MHz failed\n");
204}
205
206int board_early_init_f(void)
207{
208 setup_iomux_uart();
209 setup_iomux_lcd();
210
211 return 0;
212}
213
214
215
216
217
218int overwrite_console(void)
219{
220 return 1;
221}
222
223int board_init(void)
224{
225 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
226
227 mxc_set_sata_internal_clock();
228 setup_iomux_i2c();
229
230 return 0;
231}
232
233int board_late_init(void)
234{
235 if (!power_init())
236 clock_1GHz();
237
238 return 0;
239}
240
241int checkboard(void)
242{
243 puts("Board: MX53 LOCO\n");
244
245 return 0;
246}
247