From: sbabic@denx.de
To: Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>,
U-Boot@lists.denx.de
Subject: [PATCH v2] arm: imx: imx8mm: correct unrecognized fracpll frequency
Date: Wed, 9 Jun 2021 15:44:07 +0200 (CEST) [thread overview]
Message-ID: <20210609134407.693A982FC1@phobos.denx.de> (raw)
In-Reply-To: <20210503075916.590-1-andrey.zhizhikin@leica-geosystems.com>
> Frequency requested by ddrphy_init_set_dfi_clk from fracpll uses MHZ()
> macro, which expands the value provided to the Hz range without taking into
> account the precise Hz setting. This causes the frequency of 266 MHz not ot
> be found in the imx8mm_fracpll_tbl, since it is entered there with a
> precise Hz value. This in turn causes the boot hang in SPL, as proper DDR
> fracpll frequency cannot be determined.
> Correct the value in imx8mm_fracpll_tbl to match the one expanded by
> MHZ(266) macro, rounding it down to MHz range only.
> Signed-off-by: Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>
> Cc: Stefano Babic <sbabic@denx.de>
> Cc: Fabio Estevam <festevam@gmail.com>
> Cc: "NXP i.MX U-Boot Team" <uboot-imx@nxp.com>
> Cc: Peng Fan <peng.fan@nxp.com>
> Cc: Simon Glass <sjg@chromium.org>
> Cc: Ye Li <ye.li@nxp.com>
> Fixes: 825ab6b406 ("driver: ddr: Refine the ddr init driver on imx8m")
> Reviewed-by: Fabio Estevam <festevam@gmail.com>
Applied to u-boot-imx, master, thanks !
Best regards,
Stefano Babic
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prev parent reply other threads:[~2021-06-09 13:47 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-01 20:13 [PATCH] arm: imx: imx8mm: correct unrecognized fracpll frequency Andrey Zhizhikin
2021-05-02 20:47 ` Fabio Estevam
2021-05-02 21:45 ` Fabio Estevam
2021-05-03 7:27 ` ZHIZHIKIN Andrey
2021-05-03 7:59 ` [PATCH v2] " Andrey Zhizhikin
2021-05-03 10:55 ` Fabio Estevam
2021-06-09 13:44 ` sbabic [this message]
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