diff options
| -rw-r--r-- | arch/powerpc/dts/p1020-post.dtsi | 2 | ||||
| -rw-r--r-- | board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c | 24 | ||||
| -rw-r--r-- | include/configs/P1022DS.h | 4 | ||||
| -rw-r--r-- | include/configs/p1_p2_rdb_pc.h | 9 |
4 files changed, 36 insertions, 3 deletions
diff --git a/arch/powerpc/dts/p1020-post.dtsi b/arch/powerpc/dts/p1020-post.dtsi index 1c77702f01..1dce8e86e9 100644 --- a/arch/powerpc/dts/p1020-post.dtsi +++ b/arch/powerpc/dts/p1020-post.dtsi @@ -44,6 +44,8 @@ clock-frequency = <0>; }; + /include/ "pq3-i2c-0.dtsi" + /include/ "pq3-i2c-1.dtsi" }; /* PCIe controller base address 0x9000 */ diff --git a/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c b/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c index 71fca8ca1e..f668d7efb1 100644 --- a/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c +++ b/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2010-2011, 2013 Freescale Semiconductor, Inc. + * Copyright 2020 NXP */ #include <common.h> @@ -227,6 +228,7 @@ int checkboard(void) struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); u8 in, out, io_config, val; + int bus_num = CONFIG_SYS_SPD_BUS_NUM; printf("Board: %s CPLD: V%d.%d PCBA: V%d.0\n", CONFIG_BOARDNAME, in_8(&cpld_data->cpld_rev_major) & 0x0F, @@ -234,7 +236,26 @@ int checkboard(void) in_8(&cpld_data->pcba_rev) & 0x0F); /* Initialize i2c early for rom_loc and flash bank information */ - i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM); + #if defined(CONFIG_DM_I2C) + struct udevice *dev; + int ret; + + ret = i2c_get_chip_for_busnum(bus_num, CONFIG_SYS_I2C_PCA9557_ADDR, + 1, &dev); + if (ret) { + printf("%s: Cannot find udev for a bus %d\n", __func__, + bus_num); + return -ENXIO; + } + + if (dm_i2c_read(dev, 0, &in, 1) < 0 || + dm_i2c_read(dev, 1, &out, 1) < 0 || + dm_i2c_read(dev, 3, &io_config, 1) < 0) { + printf("Error reading i2c boot information!\n"); + return 0; /* Don't want to hang() on this error */ + } + #else /* Non DM I2C support - will be removed */ + i2c_set_bus_num(bus_num); if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0, 1, &in, 1) < 0 || i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 1, 1, &out, 1) < 0 || @@ -242,6 +263,7 @@ int checkboard(void) printf("Error reading i2c boot information!\n"); return 0; /* Don't want to hang() on this error */ } + #endif val = (in & io_config) | (out & (~io_config)); diff --git a/include/configs/P1022DS.h b/include/configs/P1022DS.h index 5cc2e06979..f8b035fb79 100644 --- a/include/configs/P1022DS.h +++ b/include/configs/P1022DS.h @@ -359,8 +359,8 @@ #endif /* I2C */ +#ifndef CONFIG_DM_I2C #define CONFIG_SYS_I2C -#define CONFIG_SYS_I2C_FSL #define CONFIG_SYS_FSL_I2C_SPEED 400000 #define CONFIG_SYS_FSL_I2C_SLAVE 0x7F #define CONFIG_SYS_FSL_I2C_OFFSET 0x3000 @@ -368,6 +368,8 @@ #define CONFIG_SYS_FSL_I2C2_SLAVE 0x7F #define CONFIG_SYS_FSL_I2C2_OFFSET 0x3100 #define CONFIG_SYS_I2C_NOPROBES {{0, 0x29}} +#endif +#define CONFIG_SYS_I2C_FSL /* * I2C2 EEPROM diff --git a/include/configs/p1_p2_rdb_pc.h b/include/configs/p1_p2_rdb_pc.h index c42f1a9fce..d59fd033bd 100644 --- a/include/configs/p1_p2_rdb_pc.h +++ b/include/configs/p1_p2_rdb_pc.h @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0+ */ /* * Copyright 2010-2011 Freescale Semiconductor, Inc. + * Copyright 2020 NXP */ /* @@ -537,8 +538,8 @@ #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_CCSRBAR+0x4600) /* I2C */ +#ifndef CONFIG_DM_I2C #define CONFIG_SYS_I2C -#define CONFIG_SYS_I2C_FSL #define CONFIG_SYS_FSL_I2C_SPEED 400000 #define CONFIG_SYS_FSL_I2C_SLAVE 0x7F #define CONFIG_SYS_FSL_I2C_OFFSET 0x3000 @@ -546,6 +547,12 @@ #define CONFIG_SYS_FSL_I2C2_SLAVE 0x7F #define CONFIG_SYS_FSL_I2C2_OFFSET 0x3100 #define CONFIG_SYS_I2C_NOPROBES { {0, 0x29} } +#else +#define CONFIG_I2C_SET_DEFAULT_BUS_NUM +#define CONFIG_I2C_DEFAULT_BUS_NUMBER 0 +#endif + +#define CONFIG_SYS_I2C_FSL #define CONFIG_SYS_I2C_EEPROM_ADDR 0x52 #define CONFIG_SYS_SPD_BUS_NUM 1 /* For rom_loc and flash bank */ |