From:   Konrad Dybcio <konrad.dybcio@linaro.org>
Date:   Thu, 16 Mar 2023 12:48:05 +0100
Subject: [PATCH 2/2] clk: qcom: dispcc-qcm2290: Add MDSS_CORE reset
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Message-Id: <20230316-topic-qcm_dispcc_reset-v1-2-dd3708853014@linaro.org>
References: <20230316-topic-qcm_dispcc_reset-v1-0-dd3708853014@linaro.org>
In-Reply-To: <20230316-topic-qcm_dispcc_reset-v1-0-dd3708853014@linaro.org>
To:     Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Cc:     Marijn Suijten <marijn.suijten@somainline.org>,
        linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        Konrad Dybcio <konrad.dybcio@linaro.org>
Precedence: bulk

Add the MDSS_CORE reset which can be asserted to reset the state of
the entire MDSS.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 drivers/clk/qcom/dispcc-qcm2290.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/clk/qcom/dispcc-qcm2290.c b/drivers/clk/qcom/dispcc-qcm2290.c
index 2ebd9a02b895..cbb5f1ec6a54 100644
--- a/drivers/clk/qcom/dispcc-qcm2290.c
+++ b/drivers/clk/qcom/dispcc-qcm2290.c
@@ -20,6 +20,7 @@
 #include "clk-regmap-divider.h"
 #include "common.h"
 #include "gdsc.h"
+#include "reset.h"
 
 enum {
 	P_BI_TCXO,
@@ -445,6 +446,10 @@ static struct clk_branch disp_cc_sleep_clk = {
 	},
 };
 
+static const struct qcom_reset_map disp_cc_qcm2290_resets[] = {
+	[DISP_CC_MDSS_CORE_BCR] = { 0x2000 },
+};
+
 static struct gdsc mdss_gdsc = {
 	.gdscr = 0x3000,
 	.pd = {
@@ -494,6 +499,8 @@ static const struct qcom_cc_desc disp_cc_qcm2290_desc = {
 	.num_clks = ARRAY_SIZE(disp_cc_qcm2290_clocks),
 	.gdscs = disp_cc_qcm2290_gdscs,
 	.num_gdscs = ARRAY_SIZE(disp_cc_qcm2290_gdscs),
+	.resets = disp_cc_qcm2290_resets,
+	.num_resets = ARRAY_SIZE(disp_cc_qcm2290_resets),
 };
 
 static const struct of_device_id disp_cc_qcm2290_match_table[] = {

-- 
2.39.2