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From: Gokul Sriram Palanisamy <gokulsri@codeaurora.org>
To: gokulsri@codeaurora.org, agross@kernel.org,
	bjorn.andersson@linaro.org, david.brown@linaro.org,
	devicetree@vger.kernel.org, jassisinghbrar@gmail.com,
	linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org,
	mark.rutland@arm.com, mturquette@baylibre.com,
	nprakash@codeaurora.org, ohad@wizery.com, robh+dt@kernel.org,
	sboyd@kernel.org, sricharan@codeaurora.org
Subject: [PATCH v7 5/9] remoteproc: qcom: Update regmap offsets for halt register
Date: Thu, 30 Jul 2020 17:56:39 +0530
Message-ID: <1596112003-31663-6-git-send-email-gokulsri@codeaurora.org> (raw)
In-Reply-To: <1596112003-31663-1-git-send-email-gokulsri@codeaurora.org>

Fixed issue in reading halt-regs parameter from device-tree.

Signed-off-by: Gokul Sriram Palanisamy <gokulsri@codeaurora.org>
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
---
 drivers/remoteproc/qcom_q6v5_wcss.c | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c b/drivers/remoteproc/qcom_q6v5_wcss.c
index 44372e4..cca9356 100644
--- a/drivers/remoteproc/qcom_q6v5_wcss.c
+++ b/drivers/remoteproc/qcom_q6v5_wcss.c
@@ -86,7 +86,7 @@
 #define TCSR_WCSS_CLK_MASK	0x1F
 #define TCSR_WCSS_CLK_ENABLE	0x14
 
-#define MAX_HALT_REG		3
+#define MAX_HALT_REG		4
 
 #define WCNSS_PAS_ID		6
 
@@ -154,6 +154,7 @@ struct wcss_data {
 	u32 version;
 	bool aon_reset_required;
 	bool wcss_q6_reset_required;
+	bool bcr_reset_required;
 	const char *ssr_name;
 	const char *sysmon_name;
 	int ssctl_id;
@@ -874,10 +875,13 @@ static int q6v5_wcss_init_reset(struct q6v5_wcss *wcss,
 		}
 	}
 
-	wcss->wcss_q6_bcr_reset = devm_reset_control_get_exclusive(dev, "wcss_q6_bcr_reset");
-	if (IS_ERR(wcss->wcss_q6_bcr_reset)) {
-		dev_err(wcss->dev, "unable to acquire wcss_q6_bcr_reset\n");
-		return PTR_ERR(wcss->wcss_q6_bcr_reset);
+	if (desc->bcr_reset_required) {
+		wcss->wcss_q6_bcr_reset = devm_reset_control_get_exclusive(dev,
+									   "wcss_q6_bcr_reset");
+		if (IS_ERR(wcss->wcss_q6_bcr_reset)) {
+			dev_err(wcss->dev, "unable to acquire wcss_q6_bcr_reset\n");
+			return PTR_ERR(wcss->wcss_q6_bcr_reset);
+		}
 	}
 
 	return 0;
@@ -925,9 +929,9 @@ static int q6v5_wcss_init_mmio(struct q6v5_wcss *wcss,
 		return -EINVAL;
 	}
 
-	wcss->halt_q6 = halt_reg[0];
-	wcss->halt_wcss = halt_reg[1];
-	wcss->halt_nc = halt_reg[2];
+	wcss->halt_q6 = halt_reg[1];
+	wcss->halt_wcss = halt_reg[2];
+	wcss->halt_nc = halt_reg[3];
 
 	return 0;
 }
@@ -1172,6 +1176,7 @@ static const struct wcss_data wcss_ipq8074_res_init = {
 	.crash_reason_smem = WCSS_CRASH_REASON,
 	.aon_reset_required = true,
 	.wcss_q6_reset_required = true,
+	.bcr_reset_required = false,
 	.ssr_name = "q6wcss",
 	.ops = &q6v5_wcss_ipq8074_ops,
 	.requires_force_stop = true,
@@ -1186,6 +1191,7 @@ static const struct wcss_data wcss_qcs404_res_init = {
 	.version = WCSS_QCS404,
 	.aon_reset_required = false,
 	.wcss_q6_reset_required = false,
+	.bcr_reset_required = true,
 	.ssr_name = "mpss",
 	.sysmon_name = "wcnss",
 	.ssctl_id = 0x12,
-- 
2.7.4


  parent reply index

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-30 12:26 [PATCH v7 0/9] remoteproc: qcom: q6v5-wcss: Add support for secure pil Gokul Sriram Palanisamy
2020-07-30 12:26 ` [PATCH v7 1/9] remoteproc: qcom: Add PRNG proxy clock Gokul Sriram Palanisamy
2020-07-30 12:26 ` [PATCH v7 2/9] remoteproc: qcom: Add secure PIL support Gokul Sriram Palanisamy
2020-07-30 12:26 ` [PATCH v7 3/9] remoteproc: qcom: Add support for split q6 + m3 wlan firmware Gokul Sriram Palanisamy
2020-07-30 12:26 ` [PATCH v7 4/9] remoteproc: qcom: Add ssr subdevice identifier Gokul Sriram Palanisamy
2020-07-30 12:26 ` Gokul Sriram Palanisamy [this message]
2020-07-30 12:26 ` [PATCH v7 6/9] dt-bindings: clock: qcom: Add reset for WCSSAON Gokul Sriram Palanisamy
2020-07-30 12:26 ` [PATCH v7 7/9] clk: qcom: Add WCSSAON reset Gokul Sriram Palanisamy
2020-07-30 12:26 ` [PATCH v7 8/9] arm64: dts: Add support for scm on IPQ8074 SoCs Gokul Sriram Palanisamy
2020-07-30 12:26 ` [PATCH v7 9/9] arm64: dts: qcom: Enable Q6v5 WCSS for ipq8074 SoC Gokul Sriram Palanisamy

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