From: Ye Li Date: Thu, 19 Sep 2024 04:01:29 +0000 (+0800) Subject: imx9: Add 233Mhz DDR PLL frequency X-Git-Url: http://git.dujemihanovic.xyz/html/static/git-favicon.png?a=commitdiff_plain;h=1b631589d4844a129e1019160fef7aeda6fb50ff;p=u-boot.git imx9: Add 233Mhz DDR PLL frequency To support 1.866GTS LPDDR4x timing script, need to add 233Mhz freq to DDR PLL for second mission point at 933MTS. Otherwise DDR training will fail. Reviewed-by: Peng Fan Signed-off-by: Ye Li Signed-off-by: Peng Fan --- diff --git a/arch/arm/mach-imx/imx9/clock.c b/arch/arm/mach-imx/imx9/clock.c index 76d19f1cba..12685f970d 100644 --- a/arch/arm/mach-imx/imx9/clock.c +++ b/arch/arm/mach-imx/imx9/clock.c @@ -41,6 +41,7 @@ static struct imx_fracpll_rate_table imx9_fracpll_tbl[] = { FRAC_PLL_RATE(466000000U, 1, 155, 8, 1, 3), /* 466Mhz */ FRAC_PLL_RATE(400000000U, 1, 200, 12, 0, 1), /* 400Mhz */ FRAC_PLL_RATE(300000000U, 1, 150, 12, 0, 1), + FRAC_PLL_RATE(233000000U, 1, 174, 18, 3, 4), /* 233Mhz */ }; /* return in khz */ diff --git a/drivers/ddr/imx/phy/ddrphy_utils.c b/drivers/ddr/imx/phy/ddrphy_utils.c index cf5bdad7ab..14278f5ad8 100644 --- a/drivers/ddr/imx/phy/ddrphy_utils.c +++ b/drivers/ddr/imx/phy/ddrphy_utils.c @@ -148,6 +148,10 @@ void ddrphy_init_set_dfi_clk(unsigned int drate) dram_pll_init(MHZ(266)); dram_disable_bypass(); break; + case 933: + dram_pll_init(MHZ(233)); + dram_disable_bypass(); + break; case 667: dram_pll_init(MHZ(167)); dram_disable_bypass();