From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: vkoul@kernel.org
Cc: yung-chuan.liao@linux.intel.com,
pierre-louis.bossart@linux.intel.com, sanyog.r.kale@intel.com,
linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH 4/6] soundwire: qcom: start the clock during initialization
Date: Fri, 29 Jan 2021 17:32:46 +0000 [thread overview]
Message-ID: <20210129173248.5941-5-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20210129173248.5941-1-srinivas.kandagatla@linaro.org>
Start the clock during initialization.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
drivers/soundwire/qcom.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index 3669bac11a32..83df15d83935 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -47,6 +47,8 @@
#define SWRM_MCP_FRAME_CTRL_BANK_ADDR(m) (0x101C + 0x40 * (m))
#define SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_BMSK GENMASK(2, 0)
#define SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_BMSK GENMASK(7, 3)
+#define SWRM_MCP_BUS_CTRL 0x1044
+#define SWRM_MCP_BUS_CLK_START BIT(1)
#define SWRM_MCP_CFG_ADDR 0x1048
#define SWRM_MCP_CFG_MAX_NUM_OF_CMD_NO_PINGS_BMSK GENMASK(21, 17)
#define SWRM_DEF_CMD_NO_PINGS 0x1f
@@ -345,6 +347,7 @@ static int qcom_swrm_init(struct qcom_swrm_ctrl *ctrl)
u32p_replace_bits(&val, SWRM_DEF_CMD_NO_PINGS, SWRM_MCP_CFG_MAX_NUM_OF_CMD_NO_PINGS_BMSK);
ctrl->reg_write(ctrl, SWRM_MCP_CFG_ADDR, val);
+ ctrl->reg_write(ctrl, SWRM_MCP_BUS_CTRL, SWRM_MCP_BUS_CLK_START);
/* Configure number of retries of a read/write cmd */
if (ctrl->version_major == 1 && ctrl->version_minor >= 5 &&
ctrl->version_step >= 1) {
--
2.21.0
next prev parent reply other threads:[~2021-01-29 17:36 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-29 17:32 [PATCH 0/6] soundwire: qcom: various improvements Srinivas Kandagatla
2021-01-29 17:32 ` [PATCH 1/6] soundwire: qcom: add support to missing transport params Srinivas Kandagatla
2021-01-29 19:20 ` Pierre-Louis Bossart
2021-02-01 15:50 ` Srinivas Kandagatla
2021-02-01 16:33 ` Pierre-Louis Bossart
2021-02-01 14:13 ` Vinod Koul
2021-02-01 15:50 ` Srinivas Kandagatla
2021-01-29 17:32 ` [PATCH 2/6] soundwire: qcom: extract version field Srinivas Kandagatla
2021-01-29 17:32 ` [PATCH 3/6] soundwire: qcom: set continue execution flag for ignored commands Srinivas Kandagatla
2021-01-29 19:21 ` Pierre-Louis Bossart
2021-02-01 14:16 ` Vinod Koul
2021-02-01 15:50 ` Srinivas Kandagatla
2021-02-02 4:46 ` Vinod Koul
2021-01-29 17:32 ` Srinivas Kandagatla [this message]
2021-02-01 14:21 ` [PATCH 4/6] soundwire: qcom: start the clock during initialization Vinod Koul
2021-02-01 15:50 ` Srinivas Kandagatla
2021-02-02 4:46 ` Vinod Koul
2021-01-29 17:32 ` [PATCH 5/6] soundwire: qcom: update register read/write routine Srinivas Kandagatla
2021-01-29 19:33 ` Pierre-Louis Bossart
2021-02-01 15:50 ` Srinivas Kandagatla
2021-02-01 16:42 ` Pierre-Louis Bossart
2021-02-02 10:19 ` Srinivas Kandagatla
2021-02-02 16:58 ` Pierre-Louis Bossart
2021-02-01 14:26 ` Vinod Koul
2021-02-01 15:50 ` Srinivas Kandagatla
2021-01-29 17:32 ` [PATCH 6/6] soundwire: qcom: add support to new interrupts Srinivas Kandagatla
2021-01-29 19:38 ` Pierre-Louis Bossart
2021-02-01 15:51 ` Srinivas Kandagatla
2021-02-01 14:31 ` Vinod Koul
2021-02-01 15:51 ` Srinivas Kandagatla
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