diff options
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/mx28evk/README | 22 | ||||
| -rw-r--r-- | board/freescale/mx6qsabreauto/mx6dl.cfg | 130 | ||||
| -rw-r--r-- | board/freescale/mx6sabresd/mx6sabresd.c | 84 |
3 files changed, 233 insertions, 3 deletions
diff --git a/board/freescale/mx28evk/README b/board/freescale/mx28evk/README index 0389a1d..958ebc6 100644 --- a/board/freescale/mx28evk/README +++ b/board/freescale/mx28evk/README @@ -23,11 +23,19 @@ To boot MX28EVK from an SD card, set the boot mode DIP switches as: * VDD 5V: To the left (off) * Hold Button: Down (off) +To boot MX28EVK from SPI NOR flash, set the boot mode DIP switches as: + + * Boot Mode Select: 0 0 1 0 (Boot from SSP2) + * JTAG PSWITCH RESET: To the right (reset disabled) + * Battery Source: Down + * Wall 5V: Up + * VDD 5V: To the left (off) + * Hold Button: Down (off) Environment Storage ------------------- -There are two targets for mx28evk: +There are three targets for mx28evk: "make mx28evk_config" - store environment variables into MMC @@ -35,12 +43,20 @@ or "make mx28evk_nand_config" - store environment variables into NAND flash +or + +"make mx28evk_spi_config" - store enviroment variables into SPI NOR flash + Choose the target accordingly. Note: The mx28evk board does not come with a NAND flash populated from the factory. It comes with an empty slot (U23), which allows the insertion of a 48-pin TSOP flash device. -Follow the instructions from doc/README.mxs to generate a bootable SD card. +mx28evk does not come with SPI NOR flash populated from the factory either. +It is possible to solder a SOIC memory on U49 or use a DIP8 on J89. +To get SPI communication to work R320, R321,R322 and C178 need to be populated. +Look in the schematics for the proper component values. -Insert the SD card in slot 0, power up the board and U-boot will boot. +Follow the instructions from doc/README.mxs to generate a bootable SD card or +to generate a binary to be flashed into SPI NOR. diff --git a/board/freescale/mx6qsabreauto/mx6dl.cfg b/board/freescale/mx6qsabreauto/mx6dl.cfg new file mode 100644 index 0000000..89078e5 --- /dev/null +++ b/board/freescale/mx6qsabreauto/mx6dl.cfg @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * Jason Liu <r64343@freescale.com> + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Refer doc/README.imximage for more details about how-to configure + * and create imximage boot image + * + * The syntax is taken as close as possible with the kwbimage + */ +/* image version */ + +IMAGE_VERSION 2 + +/* + * Boot Device : one of + * spi, sd (the board has no nand neither onenand) + */ +BOOT_FROM sd + +/* + * Device Configuration Data (DCD) + * + * Each entry must have the format: + * Addr-type Address Value + * + * where: + * Addr-type register length (1,2 or 4 bytes) + * Address absolute address of the register + * value value to be stored in the register + */ +DATA 4 0x020e0774 0x000C0000 +DATA 4 0x020e0754 0x00000000 +DATA 4 0x020e04ac 0x00000030 +DATA 4 0x020e04b0 0x00000030 +DATA 4 0x020e0464 0x00000030 +DATA 4 0x020e0490 0x00000030 +DATA 4 0x020e074c 0x00000030 +DATA 4 0x020e0494 0x00000030 +DATA 4 0x020e04a0 0x00000000 +DATA 4 0x020e04b4 0x00000030 +DATA 4 0x020e04b8 0x00000030 +DATA 4 0x020e076c 0x00000030 +DATA 4 0x020e0750 0x00020000 +DATA 4 0x020e04bc 0x00000028 +DATA 4 0x020e04c0 0x00000028 +DATA 4 0x020e04c4 0x00000028 +DATA 4 0x020e04c8 0x00000028 +DATA 4 0x020e04cc 0x00000028 +DATA 4 0x020e04d0 0x00000028 +DATA 4 0x020e04d4 0x00000028 +DATA 4 0x020e04d8 0x00000028 +DATA 4 0x020e0760 0x00020000 +DATA 4 0x020e0764 0x00000028 +DATA 4 0x020e0770 0x00000028 +DATA 4 0x020e0778 0x00000028 +DATA 4 0x020e077c 0x00000028 +DATA 4 0x020e0780 0x00000028 +DATA 4 0x020e0784 0x00000028 +DATA 4 0x020e078c 0x00000028 +DATA 4 0x020e0748 0x00000028 +DATA 4 0x020e0470 0x00000028 +DATA 4 0x020e0474 0x00000028 +DATA 4 0x020e0478 0x00000028 +DATA 4 0x020e047c 0x00000028 +DATA 4 0x020e0480 0x00000028 +DATA 4 0x020e0484 0x00000028 +DATA 4 0x020e0488 0x00000028 +DATA 4 0x020e048c 0x00000028 +DATA 4 0x021b0800 0xa1390003 +DATA 4 0x021b080c 0x001F001F +DATA 4 0x021b0810 0x001F001F +DATA 4 0x021b480c 0x001F001F +DATA 4 0x021b4810 0x001F001F +DATA 4 0x021b083c 0x42190217 +DATA 4 0x021b0840 0x017B017B +DATA 4 0x021b483c 0x4176017B +DATA 4 0x021b4840 0x015F016C +DATA 4 0x021b0848 0x4C4C4D4C +DATA 4 0x021b4848 0x4A4D4C48 +DATA 4 0x021b0850 0x3F3F3F40 +DATA 4 0x021b4850 0x3538382E +DATA 4 0x021b081c 0x33333333 +DATA 4 0x021b0820 0x33333333 +DATA 4 0x021b0824 0x33333333 +DATA 4 0x021b0828 0x33333333 +DATA 4 0x021b481c 0x33333333 +DATA 4 0x021b4820 0x33333333 +DATA 4 0x021b4824 0x33333333 +DATA 4 0x021b4828 0x33333333 +DATA 4 0x021b08b8 0x00000800 +DATA 4 0x021b48b8 0x00000800 +DATA 4 0x021b0004 0x00020025 +DATA 4 0x021b0008 0x00333030 +DATA 4 0x021b000c 0x676B5313 +DATA 4 0x021b0010 0xB66E8B63 +DATA 4 0x021b0014 0x01FF00DB +DATA 4 0x021b0018 0x00001740 +DATA 4 0x021b001c 0x00008000 +DATA 4 0x021b002c 0x000026d2 +DATA 4 0x021b0030 0x006B1023 +DATA 4 0x021b0040 0x00000047 +DATA 4 0x021b0000 0x841A0000 +DATA 4 0x021b001c 0x04008032 +DATA 4 0x021b001c 0x00008033 +DATA 4 0x021b001c 0x00048031 +DATA 4 0x021b001c 0x05208030 +DATA 4 0x021b001c 0x04008040 +DATA 4 0x021b0020 0x00005800 +DATA 4 0x021b0818 0x00011117 +DATA 4 0x021b4818 0x00011117 +DATA 4 0x021b0004 0x00025565 +DATA 4 0x021b0404 0x00011006 +DATA 4 0x021b001c 0x00000000 + +/* set the default clock gate to save power */ +DATA 4 0x020c4068 0x00C03F3F +DATA 4 0x020c406c 0x0030FC03 +DATA 4 0x020c4070 0x0FFFC000 +DATA 4 0x020c4074 0x3FF00000 +DATA 4 0x020c4078 0xFFFFF300 +DATA 4 0x020c407c 0x0F0000C3 +DATA 4 0x020c4080 0x00000FFF + +/* enable AXI cache for VDOA/VPU/IPU */ +DATA 4 0x020e0010 0xF00000CF +/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ +DATA 4 0x020e0018 0x007F007F +DATA 4 0x020e001c 0x007F007F diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c index 3e314da..d7c4b4f 100644 --- a/board/freescale/mx6sabresd/mx6sabresd.c +++ b/board/freescale/mx6sabresd/mx6sabresd.c @@ -12,6 +12,7 @@ #include <asm/arch/mx6-pins.h> #include <asm/errno.h> #include <asm/gpio.h> +#include <asm/imx-common/mxc_i2c.h> #include <asm/imx-common/iomux-v3.h> #include <asm/imx-common/boot_mode.h> #include <asm/imx-common/video.h> @@ -23,6 +24,9 @@ #include <asm/arch/crm_regs.h> #include <asm/io.h> #include <asm/arch/sys_proto.h> +#include <i2c.h> +#include <power/pmic.h> +#include <power/pfuze100_pmic.h> DECLARE_GLOBAL_DATA_PTR; #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ @@ -39,6 +43,14 @@ DECLARE_GLOBAL_DATA_PTR; #define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) + +#define I2C_PMIC 1 + +#define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL) + int dram_init(void) { gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); @@ -129,6 +141,19 @@ iomux_v3_cfg_t const ecspi1_pads[] = { MX6_PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), }; +static struct i2c_pads_info i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | I2C_PAD, + .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD, + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD, + .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD, + .gp = IMX_GPIO_NR(4, 13) + } +}; + static void setup_spi(void) { imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); @@ -426,6 +451,64 @@ int board_init(void) #ifdef CONFIG_MXC_SPI setup_spi(); #endif + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); + + return 0; +} + +static int pfuze_init(void) +{ + struct pmic *p; + int ret; + unsigned int reg; + + ret = power_pfuze100_init(I2C_PMIC); + if (ret) + return ret; + + p = pmic_get("PFUZE100_PMIC"); + ret = pmic_probe(p); + if (ret) + return ret; + + pmic_reg_read(p, PFUZE100_DEVICEID, ®); + printf("PMIC: PFUZE100 ID=0x%02x\n", reg); + + /* Increase VGEN3 from 2.5 to 2.8V */ + pmic_reg_read(p, PFUZE100_VGEN3VOL, ®); + reg &= ~0xf; + reg |= 0xa; + pmic_reg_write(p, PFUZE100_VGEN3VOL, reg); + + /* Increase VGEN5 from 2.8 to 3V */ + pmic_reg_read(p, PFUZE100_VGEN5VOL, ®); + reg &= ~0xf; + reg |= 0xc; + pmic_reg_write(p, PFUZE100_VGEN5VOL, reg); + + /* Set SW1AB stanby volage to 0.975V */ + pmic_reg_read(p, PFUZE100_SW1ABSTBY, ®); + reg &= ~0x3f; + reg |= 0x1b; + pmic_reg_write(p, PFUZE100_SW1ABSTBY, reg); + + /* Set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ + pmic_reg_read(p, PUZE_100_SW1ABCONF, ®); + reg &= ~0xc0; + reg |= 0x40; + pmic_reg_write(p, PUZE_100_SW1ABCONF, reg); + + /* Set SW1C standby voltage to 0.975V */ + pmic_reg_read(p, PFUZE100_SW1CSTBY, ®); + reg &= ~0x3f; + reg |= 0x1b; + pmic_reg_write(p, PFUZE100_SW1CSTBY, reg); + + /* Set SW1C/VDDSOC step ramp up time from 16us to 4us/25mV */ + pmic_reg_read(p, PFUZE100_SW1CCONF, ®); + reg &= ~0xc0; + reg |= 0x40; + pmic_reg_write(p, PFUZE100_SW1CCONF, reg); return 0; } @@ -446,6 +529,7 @@ int board_late_init(void) #ifdef CONFIG_CMD_BMODE add_board_boot_modes(board_boot_modes); #endif + pfuze_init(); return 0; } |