From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-qg0-f53.google.com ([209.85.192.53]:34451 "EHLO mail-qg0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751886AbcDRTtL (ORCPT ); Mon, 18 Apr 2016 15:49:11 -0400 Received: by mail-qg0-f53.google.com with SMTP id c6so124733050qga.1 for ; Mon, 18 Apr 2016 12:49:11 -0700 (PDT) From: Geoff Lansberry To: linux-wireless@vger.kernel.org Cc: lauro.venancio@openbossa.org, aloisio.almeida@openbossa.org, sameo@linux.intel.com, mgreer@animalcreek.com, justin@kuvee.com, Geoff Lansberry Subject: [PATCH 2/4] NFC: trf7970a: add TI recommended write of zero to Register 0x18 Date: Mon, 18 Apr 2016 15:48:39 -0400 Message-Id: <1461008921-15100-3-git-send-email-geoff@kuvee.com> (sfid-20160418_214915_290560_47CA7030) In-Reply-To: <1461008921-15100-1-git-send-email-geoff@kuvee.com> References: <1461008921-15100-1-git-send-email-geoff@kuvee.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Signed-off-by: Geoff Lansberry --- drivers/nfc/trf7970a.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c index 2c3530a..447b6c9 100644 --- a/drivers/nfc/trf7970a.c +++ b/drivers/nfc/trf7970a.c @@ -1064,6 +1064,10 @@ static int trf7970a_init(struct trf7970a *trf) if (ret) goto err_out; + ret = trf7970a_write(trf, TRF7970A_NFC_TARGET_LEVEL, 0); + if (ret) + goto err_out; + usleep_range(1000, 2000); trf->chip_status_ctrl &= ~TRF7970A_CHIP_STATUS_RF_ON; -- 1.9.1