From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: [PATCH AUTOSEL 4.19 15/73] drm/msm/dsi: configure VCO rate for 10nm PLL driver Date: Wed, 12 Dec 2018 23:27:40 -0500 Message-ID: <20181213042838.75160-15-sashal@kernel.org> References: <20181213042838.75160-1-sashal@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20181213042838.75160-1-sashal@kernel.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Sasha Levin , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, Sean Paul , Abhinav Kumar , freedreno@lists.freedesktop.org List-Id: linux-arm-msm@vger.kernel.org RnJvbTogQWJoaW5hdiBLdW1hciA8YWJoaW5hdmtAY29kZWF1cm9yYS5vcmc+CgpbIFVwc3RyZWFt IGNvbW1pdCA4NTMxZjA1ODdmNWM5ZTFhNzRjZDk1NDNhOTc2MTczNDlmNWUwNzA2IF0KCkN1cnJl bnR5IHRoZSBWQ08gcmF0ZSBpbiB0aGUgMTBubSBQTEwgZHJpdmVyIHJlbGllcwpvbiB0aGUgcGFy ZW50IHJhdGUgd2hpY2ggaXMgbm90IGNvbmZpZ3VyZWQuCgpDb25maWd1cmUgdGhlIFZDTyByYXRl IHRvIDE5LjIgTWh6IGFzIHJlcXVpcmVkIGJ5CnRoZSAxMG5tIFBMTCBkcml2ZXIuCgpTaWduZWQt b2ZmLWJ5OiBBYmhpbmF2IEt1bWFyIDxhYmhpbmF2a0Bjb2RlYXVyb3JhLm9yZz4KU2lnbmVkLW9m Zi1ieTogU2VhbiBQYXVsIDxzZWFucGF1bEBjaHJvbWl1bS5vcmc+ClNpZ25lZC1vZmYtYnk6IFJv YiBDbGFyayA8cm9iZGNsYXJrQGdtYWlsLmNvbT4KU2lnbmVkLW9mZi1ieTogU2FzaGEgTGV2aW4g PHNhc2hhbEBrZXJuZWwub3JnPgotLS0KIGRyaXZlcnMvZ3B1L2RybS9tc20vZHNpL3BsbC9kc2lf cGxsXzEwbm0uYyB8IDQgKysrLQogMSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBk ZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9tc20vZHNpL3BsbC9kc2lf cGxsXzEwbm0uYyBiL2RyaXZlcnMvZ3B1L2RybS9tc20vZHNpL3BsbC9kc2lfcGxsXzEwbm0uYwpp bmRleCA0YzAzZjBiNzM0M2UuLjQxYmVjNTcwYzUxOCAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUv ZHJtL21zbS9kc2kvcGxsL2RzaV9wbGxfMTBubS5jCisrKyBiL2RyaXZlcnMvZ3B1L2RybS9tc20v ZHNpL3BsbC9kc2lfcGxsXzEwbm0uYwpAQCAtMzksNiArMzksOCBAQAogI2RlZmluZSBEU0lfUElY RUxfUExMX0NMSwkJMQogI2RlZmluZSBOVU1fUFJPVklERURfQ0xLUwkJMgogCisjZGVmaW5lIFZD T19SRUZfQ0xLX1JBVEUJCTE5MjAwMDAwCisKIHN0cnVjdCBkc2lfcGxsX3JlZ3MgewogCXUzMiBw bGxfcHJvcF9nYWluX3JhdGU7CiAJdTMyIHBsbF9sb2NrZGV0X3JhdGU7CkBAIC0zMTYsNyArMzE4 LDcgQEAgc3RhdGljIGludCBkc2lfcGxsXzEwbm1fdmNvX3NldF9yYXRlKHN0cnVjdCBjbGtfaHcg Kmh3LCB1bnNpZ25lZCBsb25nIHJhdGUsCiAJICAgIHBhcmVudF9yYXRlKTsKIAogCXBsbF8xMG5t LT52Y29fY3VycmVudF9yYXRlID0gcmF0ZTsKLQlwbGxfMTBubS0+dmNvX3JlZl9jbGtfcmF0ZSA9 IHBhcmVudF9yYXRlOworCXBsbF8xMG5tLT52Y29fcmVmX2Nsa19yYXRlID0gVkNPX1JFRl9DTEtf UkFURTsKIAogCWRzaV9wbGxfc2V0dXBfY29uZmlnKHBsbF8xMG5tKTsKIAotLSAKMi4xOS4xCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwg bWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0 cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B470C67839 for ; 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Wed, 12 Dec 2018 23:29:04 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AB95620849; Thu, 13 Dec 2018 04:29:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544675343; bh=aplAg/CvU+QG9D0qZhU55pIk83LVYUjSBq/slMDHuZE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YZIPgtQWqWneZyHeb1IUxd7NxNIKdbQ5o2Hccgc+yOazvwVsODVR82TiZqOi1AXl9 6uJkuFyYZ7yogfqoQLfdgA7vUM6rjpD2EWaxfQPiNuj0tbqGFg2XvFYHXQcuZzRGpS IENVifrayvfK5CJj8AjyRejiggXtWB/epYFH9qGw= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Abhinav Kumar , Sean Paul , Rob Clark , Sasha Levin , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH AUTOSEL 4.19 15/73] drm/msm/dsi: configure VCO rate for 10nm PLL driver Date: Wed, 12 Dec 2018 23:27:40 -0500 Message-Id: <20181213042838.75160-15-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181213042838.75160-1-sashal@kernel.org> References: <20181213042838.75160-1-sashal@kernel.org> MIME-Version: 1.0 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Abhinav Kumar [ Upstream commit 8531f0587f5c9e1a74cd9543a97617349f5e0706 ] Currenty the VCO rate in the 10nm PLL driver relies on the parent rate which is not configured. Configure the VCO rate to 19.2 Mhz as required by the 10nm PLL driver. Signed-off-by: Abhinav Kumar Signed-off-by: Sean Paul Signed-off-by: Rob Clark Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c index 4c03f0b7343e..41bec570c518 100644 --- a/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c +++ b/drivers/gpu/drm/msm/dsi/pll/dsi_pll_10nm.c @@ -39,6 +39,8 @@ #define DSI_PIXEL_PLL_CLK 1 #define NUM_PROVIDED_CLKS 2 +#define VCO_REF_CLK_RATE 19200000 + struct dsi_pll_regs { u32 pll_prop_gain_rate; u32 pll_lockdet_rate; @@ -316,7 +318,7 @@ static int dsi_pll_10nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, parent_rate); pll_10nm->vco_current_rate = rate; - pll_10nm->vco_ref_clk_rate = parent_rate; + pll_10nm->vco_ref_clk_rate = VCO_REF_CLK_RATE; dsi_pll_setup_config(pll_10nm); -- 2.19.1