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ddr: imx9: enable Performance monitor counter

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Add Kconfig for enabling reference events counter in DDRC performance
monitor by default

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Ye Li 2022-07-26 16:41:08 +08:00 • committed by Stefano Babic
parent 99c7cc58e1
commit 5f77e669df
2 changed files with 10 additions and 0 deletions
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4
drivers/ddr/imx/imx9/ddr_init.c
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@ -112,6 +112,10 @@ 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);