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misc: rtsx: Add CD & WP reverse support for RTS5261

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This patch add CD & WP reverse support for RTS5261

Signed-off-by: Rui Feng <rui_feng@realsil.com.cn>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/1604397305-2956-1-git-send-email-rui_feng@realsil.com.cn
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Rui Feng 2020-11-03 17:55:05 +08:00 committed by Ulf Hansson
parent 5b0f429ede
commit 1da3c51512
1 changed files with 5 additions and 0 deletions
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5
drivers/misc/cardreader/rts5261.c
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@ -510,6 +510,11 @@ static int rts5261_extra_init_hw(struct rtsx_pcr *pcr)
/* Configure driving */
rts5261_fill_driving(pcr, OUTPUT_3V3);
if (pcr->flags & PCR_REVERSE_SOCKET)
rtsx_pci_write_register(pcr, PETXCFG, 0x30, 0x30);
else
rtsx_pci_write_register(pcr, PETXCFG, 0x30, 0x00);
/*
* If u_force_clkreq_0 is enabled, CLKREQ# PIN will be forced
* to drive low, and we forcibly request clock.