linux-kernel - [PATCH 6/8] misc: rtsx: Add CD & WP reverse support for RTS5261

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <1604397305-2956-1-git-send-email-rui_feng@realsil.com.cn>
Date:   Tue, 3 Nov 2020 17:55:05 +0800
From:   <rui_feng@...lsil.com.cn>
To:     <arnd@...db.de>, <gregkh@...uxfoundation.org>,
        <ulf.hansson@...aro.org>
CC:     <linux-kernel@...r.kernel.org>, <linux-mmc@...r.kernel.org>,
        Rui Feng <rui_feng@...lsil.com.cn>
Subject: [PATCH 6/8] misc: rtsx: Add CD & WP reverse support for RTS5261

From: Rui Feng <rui_feng@...lsil.com.cn>

This patch add CD & WP reverse support for RTS5261

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

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.
-- 
2.17.1