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authorSrinivasa Rao Mandadapu <quic_srivasam@quicinc.com>2022-04-18 14:37:07 +0200
committerLinus Walleij <linus.walleij@linaro.org>2022-04-23 00:04:44 +0200
commita6a5c1737fa914751aa9303ad9ee605244e05aa4 (patch)
tree4ace141e7d7b5d2278793e514443d9e4244d4bb9 /drivers/pinctrl/qcom
parentpinctrl: qcom: Add SC7280 lpass pin configuration (diff)
downloadlinux-a6a5c1737fa914751aa9303ad9ee605244e05aa4.tar.xz
linux-a6a5c1737fa914751aa9303ad9ee605244e05aa4.zip
pinctrl: qcom: Update clock voting as optional
Update bulk clock voting to optional voting as ADSP bypass platform doesn't need macro and decodec clocks, as these macro and dcodec GDSC switches are maintained as power domains and operated from lpass clock drivers. Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com> Co-developed-by: Venkata Prasad Potturu <quic_potturu@quicinc.com> Signed-off-by: Venkata Prasad Potturu <quic_potturu@quicinc.com> Reviewed-by: Matthias Kaehlcke <mka@chromium.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Link: https://lore.kernel.org/r/1650285427-19752-8-git-send-email-quic_srivasam@quicinc.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/qcom')
-rw-r--r--drivers/pinctrl/qcom/pinctrl-lpass-lpi.c8
-rw-r--r--drivers/pinctrl/qcom/pinctrl-lpass-lpi.h1
-rw-r--r--drivers/pinctrl/qcom/pinctrl-sc7280-lpass-lpi.c1
3 files changed, 8 insertions, 2 deletions
diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
index 717e93754949..74810ec4df44 100644
--- a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
+++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
@@ -401,9 +401,13 @@ int lpi_pinctrl_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(pctrl->slew_base),
"Slew resource not provided\n");
- ret = devm_clk_bulk_get(dev, MAX_LPI_NUM_CLKS, pctrl->clks);
+ if (data->is_clk_optional)
+ ret = devm_clk_bulk_get_optional(dev, MAX_LPI_NUM_CLKS, pctrl->clks);
+ else
+ ret = devm_clk_bulk_get(dev, MAX_LPI_NUM_CLKS, pctrl->clks);
+
if (ret)
- return dev_err_probe(dev, ret, "Can't get clocks\n");
+ return ret;
ret = clk_bulk_prepare_enable(MAX_LPI_NUM_CLKS, pctrl->clks);
if (ret)
diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.h b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.h
index afbac2a6c82c..759d5d8da562 100644
--- a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.h
+++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.h
@@ -77,6 +77,7 @@ struct lpi_pinctrl_variant_data {
int ngroups;
const struct lpi_function *functions;
int nfunctions;
+ bool is_clk_optional;
};
int lpi_pinctrl_probe(struct platform_device *pdev);
diff --git a/drivers/pinctrl/qcom/pinctrl-sc7280-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-sc7280-lpass-lpi.c
index d615b6c55b89..2add9a4520c2 100644
--- a/drivers/pinctrl/qcom/pinctrl-sc7280-lpass-lpi.c
+++ b/drivers/pinctrl/qcom/pinctrl-sc7280-lpass-lpi.c
@@ -141,6 +141,7 @@ static const struct lpi_pinctrl_variant_data sc7280_lpi_data = {
.ngroups = ARRAY_SIZE(sc7280_groups),
.functions = sc7280_functions,
.nfunctions = ARRAY_SIZE(sc7280_functions),
+ .is_clk_optional = true,
};
static const struct of_device_id lpi_pinctrl_of_match[] = {