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mmc: sdhci-tegra: Add comment for PADCALIB and PAD_CONTROL NVQUIRKS
This patch adds comments about NVQUIRKS HAS_PADCALIB and NEEDS_PAD_CONTROL. Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com> Link: https://lore.kernel.org/r/1591326240-28928-1-git-send-email-skomatineni@nvidia.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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@ -96,7 +96,16 @@
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#define NVQUIRK_ENABLE_SDR50 BIT(3)
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#define NVQUIRK_ENABLE_SDR50 BIT(3)
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#define NVQUIRK_ENABLE_SDR104 BIT(4)
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#define NVQUIRK_ENABLE_SDR104 BIT(4)
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#define NVQUIRK_ENABLE_DDR50 BIT(5)
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#define NVQUIRK_ENABLE_DDR50 BIT(5)
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/*
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* HAS_PADCALIB NVQUIRK is for SoC's supporting auto calibration of pads
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* drive strength.
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*/
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#define NVQUIRK_HAS_PADCALIB BIT(6)
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#define NVQUIRK_HAS_PADCALIB BIT(6)
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/*
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* NEEDS_PAD_CONTROL NVQUIRK is for SoC's having separate 3V3 and 1V8 pads.
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* 3V3/1V8 pad selection happens through pinctrl state selection depending
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* on the signaling mode.
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*/
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#define NVQUIRK_NEEDS_PAD_CONTROL BIT(7)
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#define NVQUIRK_NEEDS_PAD_CONTROL BIT(7)
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#define NVQUIRK_DIS_CARD_CLK_CONFIG_TAP BIT(8)
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#define NVQUIRK_DIS_CARD_CLK_CONFIG_TAP BIT(8)
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#define NVQUIRK_CQHCI_DCMD_R1B_CMD_TIMING BIT(9)
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#define NVQUIRK_CQHCI_DCMD_R1B_CMD_TIMING BIT(9)
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