From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: sboyd@kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org
Cc: bjorn.andersson@linaro.org, mturquette@baylibre.com,
robh+dt@kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org,
Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH v3 4/4] clk: qcom: Add support to LPASS AON_CC Glitch Free Mux clocks
Date: Fri, 16 Oct 2020 15:12:41 +0100 [thread overview]
Message-ID: <20201016141241.5839-5-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20201016141241.5839-1-srinivas.kandagatla@linaro.org>
LPASS Always ON Clock controller has one GFM mux to control VA
and TX clocks to codec macro on LPASS.
This patch adds support to this mux.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
drivers/clk/qcom/lpass-gfm-sm8250.c | 63 +++++++++++++++++++++++++++++
1 file changed, 63 insertions(+)
diff --git a/drivers/clk/qcom/lpass-gfm-sm8250.c b/drivers/clk/qcom/lpass-gfm-sm8250.c
index 48a73dd97d0d..d366c7c2abc7 100644
--- a/drivers/clk/qcom/lpass-gfm-sm8250.c
+++ b/drivers/clk/qcom/lpass-gfm-sm8250.c
@@ -18,6 +18,7 @@
#include <linux/platform_device.h>
#include <linux/of_device.h>
#include <dt-bindings/clock/qcom,sm8250-lpass-audiocc.h>
+#include <dt-bindings/clock/qcom,sm8250-lpass-aoncc.h>
struct lpass_gfm {
struct device *dev;
@@ -65,6 +66,46 @@ static const struct clk_ops clk_gfm_ops = {
.determine_rate = __clk_mux_determine_rate,
};
+static struct clk_gfm lpass_gfm_va_mclk = {
+ .mux_reg = 0x20000,
+ .mux_mask = BIT(0),
+ .hw.init = &(struct clk_init_data) {
+ .name = "VA_MCLK",
+ .ops = &clk_gfm_ops,
+ .flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
+ .num_parents = 2,
+ .parent_data = (const struct clk_parent_data[]){
+ {
+ .index = 0,
+ .fw_name = "LPASS_CLK_ID_TX_CORE_MCLK",
+ }, {
+ .index = 1,
+ .fw_name = "LPASS_CLK_ID_VA_CORE_MCLK",
+ },
+ },
+ },
+};
+
+static struct clk_gfm lpass_gfm_tx_npl = {
+ .mux_reg = 0x20000,
+ .mux_mask = BIT(0),
+ .hw.init = &(struct clk_init_data) {
+ .name = "TX_NPL",
+ .ops = &clk_gfm_ops,
+ .flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
+ .parent_data = (const struct clk_parent_data[]){
+ {
+ .index = 0,
+ .fw_name = "LPASS_CLK_ID_TX_CORE_NPL_MCLK",
+ }, {
+ .index = 1,
+ .fw_name = "LPASS_CLK_ID_VA_CORE_2X_MCLK",
+ },
+ },
+ .num_parents = 2,
+ },
+};
+
static struct clk_gfm lpass_gfm_wsa_mclk = {
.mux_reg = 0x220d8,
.mux_mask = BIT(0),
@@ -145,6 +186,19 @@ static struct clk_gfm lpass_gfm_rx_npl = {
},
};
+static struct clk_gfm *aoncc_gfm_clks[] = {
+ [LPASS_CDC_VA_MCLK] = &lpass_gfm_va_mclk,
+ [LPASS_CDC_TX_NPL] = &lpass_gfm_tx_npl,
+};
+
+static struct clk_hw_onecell_data aoncc_hw_onecell_data = {
+ .hws = {
+ [LPASS_CDC_VA_MCLK] = &lpass_gfm_va_mclk.hw,
+ [LPASS_CDC_TX_NPL] = &lpass_gfm_tx_npl.hw,
+ },
+ .num = ARRAY_SIZE(aoncc_gfm_clks),
+};
+
static struct clk_gfm *audiocc_gfm_clks[] = {
[LPASS_CDC_WSA_NPL] = &lpass_gfm_wsa_npl,
[LPASS_CDC_WSA_MCLK] = &lpass_gfm_wsa_mclk,
@@ -172,6 +226,11 @@ static struct lpass_gfm_data audiocc_data = {
.gfm_clks = audiocc_gfm_clks,
};
+static struct lpass_gfm_data aoncc_data = {
+ .onecell_data = &aoncc_hw_onecell_data,
+ .gfm_clks = aoncc_gfm_clks,
+};
+
static int lpass_gfm_clk_driver_probe(struct platform_device *pdev)
{
const struct lpass_gfm_data *data;
@@ -233,6 +292,10 @@ static int lpass_gfm_clk_driver_probe(struct platform_device *pdev)
}
static const struct of_device_id lpass_gfm_clk_match_table[] = {
+ {
+ .compatible = "qcom,sm8250-lpass-aoncc",
+ .data = &aoncc_data,
+ },
{
.compatible = "qcom,sm8250-lpass-audiocc",
.data = &audiocc_data,
--
2.21.0
next prev parent reply other threads:[~2020-10-16 14:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-16 14:12 [PATCH v3 0/4] clk: qcom : add sm8250 LPASS GFM drivers Srinivas Kandagatla
2020-10-16 14:12 ` [PATCH v3 1/4] dt-bindings: clock: Add support for LPASS Audio Clock Controller Srinivas Kandagatla
2020-10-19 14:18 ` Rob Herring
2020-10-16 14:12 ` [PATCH v3 2/4] dt-bindings: clock: Add support for LPASS Always ON Controller Srinivas Kandagatla
2020-10-19 14:21 ` Rob Herring
2020-10-16 14:12 ` [PATCH v3 3/4] clk: qcom: Add support to LPASS AUDIO_CC Glitch Free Mux clocks Srinivas Kandagatla
2020-10-16 14:12 ` Srinivas Kandagatla [this message]
2020-10-19 22:42 ` [PATCH v3 0/4] clk: qcom : add sm8250 LPASS GFM drivers Stephen Boyd
2020-10-20 9:01 ` Srinivas Kandagatla
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