diff options
| author | Ye Li <ye.li@nxp.com> | 2022-05-06 15:04:26 +0800 |
|---|---|---|
| committer | Ye Li <ye.li@nxp.com> | 2022-07-06 22:36:03 +0800 |
| commit | 1c061790f53674830101ab42fc420dd0a730669e (patch) | |
| tree | 47f356e55b81b1b8daf70e401aff83cc6eefddc5 /drivers/ddr/imx/imx9/ddr_init.c | |
| parent | 28397a7d35f7c2d2275058295d8017ad3e787a4c (diff) | |
LFU-330-42 ddr: imx9: enable Performance monitor counter
Add Kconfig for enabling reference events counter in DDRC performance
monitor by default
Signed-off-by: Ye Li <ye.li@nxp.com>
Diffstat (limited to 'drivers/ddr/imx/imx9/ddr_init.c')
| -rw-r--r-- | drivers/ddr/imx/imx9/ddr_init.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ddr/imx/imx9/ddr_init.c b/drivers/ddr/imx/imx9/ddr_init.c index c6900eadce..56032df7e0 100644 --- a/drivers/ddr/imx/imx9/ddr_init.c +++ b/drivers/ddr/imx/imx9/ddr_init.c @@ -111,6 +111,10 @@ int ddr_init(struct dram_timing_info *dram_timing) ddrc_config(dram_timing->ddrc_cfg, dram_timing->ddrc_cfg_num); debug("DDRINFO: ddrc config done\n"); +#ifdef CONFIG_IMX9_DRAM_PM_COUNTER + writel(0x200000, REG_DDR_DEBUG_19); +#endif + check_dfi_init_complete(); regval=readl(REG_DDR_SDRAM_CFG); |