[6/8] misc: rtsx: Add CD & WP reverse support for RTS5261
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Message ID 1604397305-2956-1-git-send-email-rui_feng@realsil.com.cn
State Accepted
Commit 1da3c51512ce01dec42ad763421ab24c3dc1e3dd
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Series
  • [1/8] mmc: rtsx: Add test mode for RTS5261
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Commit Message

冯锐 Nov. 3, 2020, 9:55 a.m. UTC
From: Rui Feng <rui_feng@realsil.com.cn>

This patch add CD & WP reverse support for RTS5261

Signed-off-by: Rui Feng <rui_feng@realsil.com.cn>
---
 drivers/misc/cardreader/rts5261.c | 5 +++++
 1 file changed, 5 insertions(+)

Patch
diff mbox series

diff --git a/drivers/misc/cardreader/rts5261.c b/drivers/misc/cardreader/rts5261.c
index ce65c5703453..0ef6b3e04a8d 100644
--- a/drivers/misc/cardreader/rts5261.c
+++ b/drivers/misc/cardreader/rts5261.c
@@ -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.