diff options
| author | Stefan Roese <sr@denx.de> | 2021-11-18 09:19:38 +0100 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2021-12-19 09:50:47 +0100 |
| commit | 0cbd3d8121189690130257009aa9363232c888d5 (patch) | |
| tree | 2493d8ddb76e5908a90cf37bcf6b0fe8d64d38cd /drivers/ddr/marvell/axp/ddr3_init.c | |
| parent | 622882893d83e73e63d6c8c03c81bbbd2f04c19a (diff) | |
arm: mvebu: axp: ddr: Switch to using DM I2C API
No functional change intended. This patch switches from the legacy I2C
API to the DM I2C API, so that this code can be used with DM I2C
enabled.
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'drivers/ddr/marvell/axp/ddr3_init.c')
| -rw-r--r-- | drivers/ddr/marvell/axp/ddr3_init.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/ddr/marvell/axp/ddr3_init.c b/drivers/ddr/marvell/axp/ddr3_init.c index c5aa1ac18f..a9dcb74cec 100644 --- a/drivers/ddr/marvell/axp/ddr3_init.c +++ b/drivers/ddr/marvell/axp/ddr3_init.c @@ -361,12 +361,18 @@ static u32 ddr3_init_main(void) __maybe_unused u32 ddr_width = BUS_WIDTH; __maybe_unused int status; __maybe_unused u32 win_backup[16]; + __maybe_unused struct udevice *udev; + __maybe_unused int ret; /* SoC/Board special Initializtions */ fab_opt = ddr3_get_fab_opt(); #ifdef CONFIG_SPD_EEPROM - i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + ret = i2c_get_chip_for_busnum(0, BUS_WIDTH_ECC_TWSI_ADDR, 1, &udev); + if (ret) { + printf("Cannot find SPD EEPROM\n"); + return MV_DDR3_TRAINING_ERR_BAD_DIMM_SETUP; + } #endif ddr3_print_version(); @@ -438,7 +444,7 @@ static u32 ddr3_init_main(void) #if defined(ECC_SUPPORT) && defined(AUTO_DETECTION_SUPPORT) ecc = 0; - if (ddr3_check_config(BUS_WIDTH_ECC_TWSI_ADDR, CONFIG_ECC)) + if (ddr3_check_config(udev, CONFIG_ECC)) ecc = 1; #endif @@ -483,7 +489,7 @@ static u32 ddr3_init_main(void) * Dynamically Set 32Bit and ECC for AXP (Relevant only for * Marvell DB boards) */ - if (ddr3_check_config(BUS_WIDTH_ECC_TWSI_ADDR, CONFIG_BUS_WIDTH)) { + if (ddr3_check_config(udev, CONFIG_BUS_WIDTH)) { ddr_width = 32; DEBUG_INIT_S("DDR3 Training Sequence - DRAM bus width 32Bit\n"); } @@ -904,7 +910,7 @@ void ddr3_static_mc_init(void) * Notes: Only Available for ArmadaXP/Armada 370 DB boards * Returns: None. */ -int ddr3_check_config(u32 twsi_addr, MV_CONFIG_TYPE config_type) +int ddr3_check_config(struct udevice *udev, MV_CONFIG_TYPE config_type) { #ifdef AUTO_DETECTION_SUPPORT u8 data = 0; @@ -916,7 +922,7 @@ int ddr3_check_config(u32 twsi_addr, MV_CONFIG_TYPE config_type) else offset = 0; - ret = i2c_read(twsi_addr, offset, 1, (u8 *)&data, 1); + ret = dm_i2c_read(udev, offset, &data, 1); if (!ret) { switch (config_type) { case CONFIG_ECC: |