diff options
Diffstat (limited to 'board')
-rw-r--r-- | board/udoo/neo/neo.c | 165 |
1 files changed, 13 insertions, 152 deletions
diff --git a/board/udoo/neo/neo.c b/board/udoo/neo/neo.c index 5e40583ab43..1287f719197 100644 --- a/board/udoo/neo/neo.c +++ b/board/udoo/neo/neo.c @@ -43,19 +43,10 @@ enum { UDOO_NEO_TYPE_EXTENDED, }; -#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ - PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ - PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) - #define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \ PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) -#define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ - PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ - PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ - PAD_CTL_ODE) - #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) @@ -83,140 +74,25 @@ int dram_init(void) return 0; } -#ifdef CONFIG_SYS_I2C_MXC -#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) -/* I2C1 for PMIC */ -static struct i2c_pads_info i2c_pad_info1 = { - .scl = { - .i2c_mode = MX6_PAD_GPIO1_IO00__I2C1_SCL | PC, - .gpio_mode = MX6_PAD_GPIO1_IO00__GPIO1_IO_0 | PC, - .gp = IMX_GPIO_NR(1, 0), - }, - .sda = { - .i2c_mode = MX6_PAD_GPIO1_IO01__I2C1_SDA | PC, - .gpio_mode = MX6_PAD_GPIO1_IO01__GPIO1_IO_1 | PC, - .gp = IMX_GPIO_NR(1, 1), - }, -}; -#endif - -#if CONFIG_IS_ENABLED(POWER_LEGACY) int power_init_board(void) { - struct pmic *p; - int ret; - unsigned int reg, rev_id; + struct udevice *dev; + int ret, dev_id, rev_id; - ret = power_pfuze3000_init(PFUZE3000_I2C_BUS); - if (ret) + ret = pmic_get("pfuze3000@8", &dev); + if (ret == -ENODEV) + return 0; + if (ret != 0) return ret; - p = pmic_get("PFUZE3000"); - ret = pmic_probe(p); - if (ret) - return ret; - - pmic_reg_read(p, PFUZE3000_DEVICEID, ®); - pmic_reg_read(p, PFUZE3000_REVID, &rev_id); - printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", reg, rev_id); - - /* disable Low Power Mode during standby mode */ - pmic_reg_read(p, PFUZE3000_LDOGCTL, ®); - reg |= 0x1; - ret = pmic_reg_write(p, PFUZE3000_LDOGCTL, reg); - if (ret) - return ret; + dev_id = pmic_reg_read(dev, PFUZE3000_DEVICEID); + rev_id = pmic_reg_read(dev, PFUZE3000_REVID); + printf("PMIC: PFUZE3000 DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id); - ret = pmic_reg_write(p, PFUZE3000_SW1AMODE, 0xc); - if (ret) - return ret; - - ret = pmic_reg_write(p, PFUZE3000_SW1BMODE, 0xc); - if (ret) - return ret; - - ret = pmic_reg_write(p, PFUZE3000_SW2MODE, 0xc); - if (ret) - return ret; - - ret = pmic_reg_write(p, PFUZE3000_SW3MODE, 0xc); - if (ret) - return ret; - - /* set SW1A standby voltage 0.975V */ - pmic_reg_read(p, PFUZE3000_SW1ASTBY, ®); - reg &= ~0x3f; - reg |= PFUZE3000_SW1AB_SETP(9750); - ret = pmic_reg_write(p, PFUZE3000_SW1ASTBY, reg); - if (ret) - return ret; - - /* set SW1B standby voltage 0.975V */ - pmic_reg_read(p, PFUZE3000_SW1BSTBY, ®); - reg &= ~0x3f; - reg |= PFUZE3000_SW1AB_SETP(9750); - ret = pmic_reg_write(p, PFUZE3000_SW1BSTBY, reg); - if (ret) - return ret; - - /* set SW1A/VDD_ARM_IN step ramp up time from 16us to 4us/25mV */ - pmic_reg_read(p, PFUZE3000_SW1ACONF, ®); - reg &= ~0xc0; - reg |= 0x40; - ret = pmic_reg_write(p, PFUZE3000_SW1ACONF, reg); - if (ret) - return ret; - - /* set SW1B/VDD_SOC_IN step ramp up time from 16us to 4us/25mV */ - pmic_reg_read(p, PFUZE3000_SW1BCONF, ®); - reg &= ~0xc0; - reg |= 0x40; - ret = pmic_reg_write(p, PFUZE3000_SW1BCONF, reg); - if (ret) - return ret; - - /* set VDD_ARM_IN to 1.350V */ - pmic_reg_read(p, PFUZE3000_SW1AVOLT, ®); - reg &= ~0x3f; - reg |= PFUZE3000_SW1AB_SETP(13500); - ret = pmic_reg_write(p, PFUZE3000_SW1AVOLT, reg); - if (ret) - return ret; - - /* set VDD_SOC_IN to 1.350V */ - pmic_reg_read(p, PFUZE3000_SW1BVOLT, ®); - reg &= ~0x3f; - reg |= PFUZE3000_SW1AB_SETP(13500); - ret = pmic_reg_write(p, PFUZE3000_SW1BVOLT, reg); - if (ret) - return ret; - - /* set DDR_1_5V to 1.350V */ - pmic_reg_read(p, PFUZE3000_SW3VOLT, ®); - reg &= ~0x0f; - reg |= PFUZE3000_SW3_SETP(13500); - ret = pmic_reg_write(p, PFUZE3000_SW3VOLT, reg); - if (ret) - return ret; - - /* set VGEN2_1V5 to 1.5V */ - pmic_reg_read(p, PFUZE3000_VLDO2CTL, ®); - reg &= ~0x0f; - reg |= PFUZE3000_VLDO_SETP(15000); - /* enable */ - reg |= 0x10; - ret = pmic_reg_write(p, PFUZE3000_VLDO2CTL, reg); - if (ret) - return ret; + pmic_clrsetbits(dev, PFUZE3000_LDOGCTL, 0, 1); return 0; } -#endif - -static iomux_v3_cfg_t const uart1_pads[] = { - MX6_PAD_GPIO1_IO04__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_GPIO1_IO05__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL), -}; static iomux_v3_cfg_t const usdhc2_pads[] = { MX6_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), @@ -245,11 +121,6 @@ static iomux_v3_cfg_t const peri_3v3_pads[] = { MX6_PAD_QSPI1A_DATA0__GPIO4_IO_16 | MUX_PAD_CTRL(NO_PAD_CTRL), }; -static void setup_iomux_uart(void) -{ - imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); -} - static int setup_fec(void) { struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR; @@ -294,22 +165,11 @@ int board_init(void) gpio_request(IMX_GPIO_NR(4, 16), "ncp692"); gpio_direction_output(IMX_GPIO_NR(4, 16) , 1); -#ifdef CONFIG_SYS_I2C_MXC - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); -#endif - setup_fec(); return 0; } -int board_early_init_f(void) -{ - setup_iomux_uart(); - - return 0; -} - static struct fsl_esdhc_cfg usdhc_cfg[1] = { {USDHC2_BASE_ADDR}, }; @@ -540,11 +400,12 @@ void board_init_f(ulong dummy) /* setup AIPS and disable watchdog */ arch_cpu_init(); - board_early_init_f(); - /* setup GP timer */ timer_init(); + /* Enable device tree and early DM support*/ + spl_early_init(); + /* UART clocks enabled and gd valid - init serial console */ preloader_console_init(); |