From: Jerome Brunet <jbrunet@baylibre.com>
To: Kevin Hilman <khilman@baylibre.com>
Cc: Jerome Brunet <jbrunet@baylibre.com>,
devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, patchwork-bot+notify@kernel.org
Subject: [PATCH 2/6] arm64: dts: meson: libretech-cc: switch eMMC to 1.8v
Date: Thu, 18 Apr 2019 14:27:10 +0200 [thread overview]
Message-ID: <20190418122714.30805-3-jbrunet@baylibre.com> (raw)
In-Reply-To: <20190418122714.30805-1-jbrunet@baylibre.com>
While some 3.3v eMMC 4.0 are available from libretech, Only the 1.8v 5.0
modules are recommended and supported for the aml-s905x-cc.
the 1.8v is provided by LDOs on the eMMC card, from vcc 3.3v
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
.../boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index d4d5e3e5439d..b0f22cdb586c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -115,11 +115,13 @@
regulator-max-microvolt = <1800000>;
};
+ /* This is provided by LDOs on the eMMC daugther card */
vddio_boot: regulator-vddio_boot {
compatible = "regulator-fixed";
regulator-name = "VDDIO_BOOT";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vcc_3v3>;
};
};
@@ -253,8 +255,9 @@
bus-width = <8>;
cap-mmc-highspeed;
- mmc-ddr-3_3v;
- max-frequency = <50000000>;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ max-frequency = <200000000>;
disable-wp;
mmc-pwrseq = <&emmc_pwrseq>;
--
2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Jerome Brunet <jbrunet@baylibre.com>
To: Kevin Hilman <khilman@baylibre.com>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
patchwork-bot+notify@kernel.org,
linux-amlogic@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Jerome Brunet <jbrunet@baylibre.com>
Subject: [PATCH 2/6] arm64: dts: meson: libretech-cc: switch eMMC to 1.8v
Date: Thu, 18 Apr 2019 14:27:10 +0200 [thread overview]
Message-ID: <20190418122714.30805-3-jbrunet@baylibre.com> (raw)
In-Reply-To: <20190418122714.30805-1-jbrunet@baylibre.com>
While some 3.3v eMMC 4.0 are available from libretech, Only the 1.8v 5.0
modules are recommended and supported for the aml-s905x-cc.
the 1.8v is provided by LDOs on the eMMC card, from vcc 3.3v
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
.../boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index d4d5e3e5439d..b0f22cdb586c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -115,11 +115,13 @@
regulator-max-microvolt = <1800000>;
};
+ /* This is provided by LDOs on the eMMC daugther card */
vddio_boot: regulator-vddio_boot {
compatible = "regulator-fixed";
regulator-name = "VDDIO_BOOT";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vcc_3v3>;
};
};
@@ -253,8 +255,9 @@
bus-width = <8>;
cap-mmc-highspeed;
- mmc-ddr-3_3v;
- max-frequency = <50000000>;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ max-frequency = <200000000>;
disable-wp;
mmc-pwrseq = <&emmc_pwrseq>;
--
2.20.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Jerome Brunet <jbrunet@baylibre.com>
To: Kevin Hilman <khilman@baylibre.com>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
patchwork-bot+notify@kernel.org,
linux-amlogic@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Jerome Brunet <jbrunet@baylibre.com>
Subject: [PATCH 2/6] arm64: dts: meson: libretech-cc: switch eMMC to 1.8v
Date: Thu, 18 Apr 2019 14:27:10 +0200 [thread overview]
Message-ID: <20190418122714.30805-3-jbrunet@baylibre.com> (raw)
In-Reply-To: <20190418122714.30805-1-jbrunet@baylibre.com>
While some 3.3v eMMC 4.0 are available from libretech, Only the 1.8v 5.0
modules are recommended and supported for the aml-s905x-cc.
the 1.8v is provided by LDOs on the eMMC card, from vcc 3.3v
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
.../boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index d4d5e3e5439d..b0f22cdb586c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -115,11 +115,13 @@
regulator-max-microvolt = <1800000>;
};
+ /* This is provided by LDOs on the eMMC daugther card */
vddio_boot: regulator-vddio_boot {
compatible = "regulator-fixed";
regulator-name = "VDDIO_BOOT";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vcc_3v3>;
};
};
@@ -253,8 +255,9 @@
bus-width = <8>;
cap-mmc-highspeed;
- mmc-ddr-3_3v;
- max-frequency = <50000000>;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ max-frequency = <200000000>;
disable-wp;
mmc-pwrseq = <&emmc_pwrseq>;
--
2.20.1
_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic
next prev parent reply other threads:[~2019-04-18 12:27 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-18 12:27 [PATCH 0/6] arm64: dts: meson: mmc clean-up Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` [PATCH 1/6] arm64: dts: meson: libretech-cc: set eMMC as removable Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 20:21 ` Martin Blumenstingl
2019-04-18 20:21 ` Martin Blumenstingl
2019-04-18 20:21 ` Martin Blumenstingl
2019-04-18 12:27 ` Jerome Brunet [this message]
2019-04-18 12:27 ` [PATCH 2/6] arm64: dts: meson: libretech-cc: switch eMMC to 1.8v Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 19:46 ` Martin Blumenstingl
2019-04-18 19:46 ` Martin Blumenstingl
2019-04-18 19:46 ` Martin Blumenstingl
2019-04-18 12:27 ` [PATCH 3/6] arm64: dts: meson: fix mmc pin bias Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` [PATCH 4/6] arm64: dts: meson: fix mmc v2 chips max frequencies Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` [PATCH 5/6] arm64: dts: meson: vim2: add missing clk-gate pinctrl Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 20:21 ` Martin Blumenstingl
2019-04-18 20:21 ` Martin Blumenstingl
2019-04-18 20:21 ` Martin Blumenstingl
2019-04-18 12:27 ` [PATCH 6/6] arm64: dts: meson: vim2: remove sd hs and hs400 modes from emmc Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-04-18 12:27 ` Jerome Brunet
2019-05-03 22:04 ` [PATCH 0/6] arm64: dts: meson: mmc clean-up Kevin Hilman
2019-05-03 22:04 ` Kevin Hilman
2019-05-03 22:04 ` Kevin Hilman
2019-05-03 22:04 ` Kevin Hilman
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