diff options
| author | Marek Vasut <marex@denx.de> | 2019-03-05 20:37:02 +0300 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2019-03-09 19:59:13 +0300 |
| commit | 71fc4825f72cc8f9a066e0a23d71e86242738561 (patch) | |
| tree | 320012410fbc7a749ea74a458a507e91ff42e391 /drivers/ddr/altera | |
| parent | 532a54e65278564ac16878cda7146d247d8b3193 (diff) | |
| download | u-boot-71fc4825f72cc8f9a066e0a23d71e86242738561.tar.xz | |
ddr: socfpga: Fix IO in Arria10 DDR driver
The Altera Arria10 DDR driver was using constants in a few places
instead of reading registers associated with those constants, fix
this.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chin Liang See <chin.liang.see@intel.com>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Cc: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Cc: Tien Fong Chee <tien.fong.chee@intel.com>
Diffstat (limited to 'drivers/ddr/altera')
| -rw-r--r-- | drivers/ddr/altera/sdram_arria10.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/ddr/altera/sdram_arria10.c b/drivers/ddr/altera/sdram_arria10.c index 29ea7492f3..6724eb29f1 100644 --- a/drivers/ddr/altera/sdram_arria10.c +++ b/drivers/ddr/altera/sdram_arria10.c @@ -304,7 +304,7 @@ static void sdram_mmr_init(void) * bit[9:6] = Minor Release # * bit[14:10] = Major Release # */ - if ((socfpga_io48_mmr_base->niosreserve1 >> 6) & 0x1FF) { + if ((readl(&socfpga_io48_mmr_base->niosreserve1) >> 6) & 0x1FF) { update_value = readl(&socfpga_io48_mmr_base->niosreserve0); writel(((update_value & 0xFF) >> 5), &socfpga_ecc_hmc_base->ddrioctrl); @@ -394,7 +394,7 @@ static void sdram_mmr_init(void) caltim0_cfg_act_to_rdwr - (ctrlcfg0_cfg_ctrl_burst_len >> 2)); - io48_value = ((((socfpga_io48_mmr_base->dramtiming0 & + io48_value = ((((readl(&socfpga_io48_mmr_base->dramtiming0) & ALT_IO48_DRAMTIME_MEM_READ_LATENCY_MASK) + 2 + 15 + (ctrlcfg0_cfg_ctrl_burst_len >> 1)) >> 1) - /* Up to here was in memory cycles so divide by 2 */ @@ -424,7 +424,7 @@ static void sdram_mmr_init(void) &socfpga_noc_ddr_scheduler_base->ddr_t_main_scheduler_ddrmode); /* Configure the read latency [0xFFD12414] */ - writel(((socfpga_io48_mmr_base->dramtiming0 & + writel(((readl(&socfpga_io48_mmr_base->dramtiming0) & ALT_IO48_DRAMTIME_MEM_READ_LATENCY_MASK) >> 1) + DDR_READ_LATENCY_DELAY, &socfpga_noc_ddr_scheduler_base-> |