tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm: rcar-du: lvds: Fix PLL frequency-related configuration
The frequency checks don't match the datasheet, fix them.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
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drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c
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drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c
···
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return ret;
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/* PLL clock configuration */
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-
if (freq <= 38000)
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+
if (freq < 39000)
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pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_38M;
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else if (freq <= 60000)
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else if (freq < 61000)
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pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_60M;
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else if (freq <= 121000)
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else if (freq < 121000)
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pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_121M;
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else
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pllcr = LVDPLLCR_PLLDLYCNT_150M;