From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 356362C870 for ; Wed, 15 Nov 2023 19:25:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="MeXXGg2K" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B89B9C433CA; Wed, 15 Nov 2023 19:25:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1700076337; bh=cPnsWrvbDtkdpA7+MkpKo8oSEZjzdGCT1V0nmaIvPgU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MeXXGg2KDYfh1bNQTDQldOh7Sr14WMkQEjMgZtQsRwa1DetvpDuAMS+OFZiV2RfEa Fhv4R8FapoaeHKPUyOkYUwDubdDamuEBDovVzV/Aox31m5TVUrhrJHUGMXUW8m3gwR R65e4n5iTl4sj5fOm5iQ7DGZQJMOSJtamLmjCGDA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Marek Vasut , Robert Foss , Sasha Levin Subject: [PATCH 6.5 202/550] drm: bridge: samsung-dsim: Initialize ULPS EXIT for i.MX8M DSIM Date: Wed, 15 Nov 2023 14:13:06 -0500 Message-ID: <20231115191614.777048604@linuxfoundation.org> X-Mailer: git-send-email 2.42.1 In-Reply-To: <20231115191600.708733204@linuxfoundation.org> References: <20231115191600.708733204@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.5-stable review patch. If anyone has any objections, please let me know. ------------------ From: Marek Vasut [ Upstream commit 192948f6a923bedf461b4aa09e70a25cfb8a6041 ] The ULPS EXIT is initialized to 0xaf in downstream BSP as well as older revisions of this patchset, in newer revisions of the DSIM patchset it was left out and set to 0. Fix it. Fixes: 4d562c70c4dc ("drm: bridge: samsung-dsim: Add i.MX8M Mini/Nano support") Signed-off-by: Marek Vasut Reviewed-by: Robert Foss Signed-off-by: Robert Foss Link: https://patchwork.freedesktop.org/patch/msgid/20230709134827.449185-1-marex@denx.de Signed-off-by: Sasha Levin --- drivers/gpu/drm/bridge/samsung-dsim.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 9e253af69c7a1..76be9dc0693f6 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -384,7 +384,7 @@ static const unsigned int imx8mm_dsim_reg_values[] = { [RESET_TYPE] = DSIM_SWRST, [PLL_TIMER] = 500, [STOP_STATE_CNT] = 0xf, - [PHYCTRL_ULPS_EXIT] = 0, + [PHYCTRL_ULPS_EXIT] = DSIM_PHYCTRL_ULPS_EXIT(0xaf), [PHYCTRL_VREG_LP] = 0, [PHYCTRL_SLEW_UP] = 0, [PHYTIMING_LPX] = DSIM_PHYTIMING_LPX(0x06), -- 2.42.0