diff options
| author | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2020-12-17 21:33:41 +0300 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2021-01-15 17:47:21 +0300 |
| commit | abf2c58aaa776cf43daf0fc4fd20082c71583c6b (patch) | |
| tree | 2b06b2b9e6320ef4df658958e2fda097bbffd6f9 /arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | |
| parent | bc19af98ba391aa04c2e3b070a1a28eac43c9143 (diff) | |
| download | linux-abf2c58aaa776cf43daf0fc4fd20082c71583c6b.tar.xz | |
arm64: dts: qcom: qrb5165-rb5: fix uSD pins drive strength
Lower drive strength for microSD data and CMD pins from 16 to 10. This
fixes spurious card removal issues observed on some boards. Also this
change allows us to re-enable 1.8V support, which seems to work with
lowered drive strength.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Cc: Veerabhadrarao Badiganti <vbadigan@codeaurora.org>
Fixes: 53a8ccf1c7e5 ("arm64: dts: qcom: rb5: Add support for uSD card")
Link: https://lore.kernel.org/r/20201217183341.3186402-1-dmitry.baryshkov@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'arch/arm64/boot/dts/qcom/qrb5165-rb5.dts')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts index 7c2a798c6ac6..4a0c3edf87e1 100644 --- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts +++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts @@ -660,8 +660,6 @@ vqmmc-supply = <&vreg_l6c_2p96>; cd-gpios = <&tlmm 77 GPIO_ACTIVE_LOW>; bus-width = <4>; - /* there seem to be issues with HS400-1.8V mode, so disable it */ - no-1-8-v; no-sdio; no-emmc; }; @@ -982,13 +980,13 @@ cmd { pins = "sdc2_cmd"; bias-pull-up; - drive-strength = <16>; + drive-strength = <10>; }; data { pins = "sdc2_data"; bias-pull-up; - drive-strength = <16>; + drive-strength = <10>; }; }; |