diff options
| author | Alison Wang <alison.wang@nxp.com> | 2019-03-06 14:49:14 +0800 |
|---|---|---|
| committer | Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com> | 2019-03-15 11:52:01 +0530 |
| commit | 158097052a6a528408e05d2345ff2ccdbb46036e (patch) | |
| tree | 78453d3d716aef5368b91a620203c0487fe6f378 /board/freescale/ls1021aqds/ls1021aqds.c | |
| parent | ba7eadd8e107202ab90d0b2937044b6dcba4b7ae (diff) | |
| download | u-boot-158097052a6a528408e05d2345ff2ccdbb46036e.tar.gz | |
armv7: ls102xa: Add workaround for DDR erratum A-008850
Barrier transactions from CCI400 need to be disabled till
the DDR is configured, otherwise it may lead to system hang.
The patch adds workaround to fix the erratum.
Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Signed-off-by: Alison Wang <alison.wang@nxp.com>
Reviewed-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Diffstat (limited to 'board/freescale/ls1021aqds/ls1021aqds.c')
| -rw-r--r-- | board/freescale/ls1021aqds/ls1021aqds.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c index c08be1ee46..2ca2bd9909 100644 --- a/board/freescale/ls1021aqds/ls1021aqds.c +++ b/board/freescale/ls1021aqds/ls1021aqds.c @@ -200,10 +200,6 @@ int board_early_init_f(void) #ifdef CONFIG_SPL_BUILD void board_init_f(ulong dummy) { - struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR + - CONFIG_SYS_CCI400_OFFSET); - unsigned int major; - #ifdef CONFIG_NAND_BOOT struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR; u32 porsr1, pinctl; @@ -240,10 +236,6 @@ void board_init_f(ulong dummy) i2c_init_all(); #endif - major = get_soc_major_rev(); - if (major == SOC_MAJOR_VER_1_0) - out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER); - timer_init(); dram_init(); @@ -420,22 +412,12 @@ int misc_init_r(void) int board_init(void) { - struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR + - CONFIG_SYS_CCI400_OFFSET); - unsigned int major; - #ifdef CONFIG_SYS_FSL_ERRATUM_A010315 erratum_a010315(); #endif #ifdef CONFIG_SYS_FSL_ERRATUM_A009942 erratum_a009942_check_cpo(); #endif - major = get_soc_major_rev(); - if (major == SOC_MAJOR_VER_1_0) { - /* Set CCI-400 control override register to - * enable barrier transaction */ - out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER); - } select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); @@ -456,18 +438,6 @@ int board_init(void) #if defined(CONFIG_DEEP_SLEEP) void board_sleep_prepare(void) { - struct ccsr_cci400 __iomem *cci = (void *)(CONFIG_SYS_IMMR + - CONFIG_SYS_CCI400_OFFSET); - unsigned int major; - - major = get_soc_major_rev(); - if (major == SOC_MAJOR_VER_1_0) { - /* Set CCI-400 control override register to - * enable barrier transaction */ - out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER); - } - - #ifdef CONFIG_LAYERSCAPE_NS_ACCESS enable_layerscape_ns_access(); #endif |