From: Tomeu Vizoso <tomeu.vizoso@collabora.com> To: linux-tegra@vger.kernel.org Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>, Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Russell King <linux@arm.linux.org.uk>, Stephen Warren <swarren@wwwdotorg.org>, Thierry Reding <thierry.reding@gmail.com>, Alexandre Courbot <gnurou@gmail.com>, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v6 06/12] ARM: tegra: Use pwrseq-simple for the wifi in Nyan Date: Wed, 18 Mar 2015 10:52:21 +0100 [thread overview] Message-ID: <1426672363-30667-7-git-send-email-tomeu.vizoso@collabora.com> (raw) In-Reply-To: <1426672363-30667-1-git-send-email-tomeu.vizoso@collabora.com> The Nyan boards have a Marvell 88w8897 wifi card connected through SDIO that needs the reset line to be asserted before mmc power up and deasserted afterwards. This patch also adds references to the power supplies of the card so that the regulators are enabled when it's probed. Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> Acked-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Alexandre Courbot <acourbot@nvidia.com> --- arch/arm/boot/dts/tegra124-nyan.dtsi | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi b/arch/arm/boot/dts/tegra124-nyan.dtsi index 579b0b9..d3a95f9 100644 --- a/arch/arm/boot/dts/tegra124-nyan.dtsi +++ b/arch/arm/boot/dts/tegra124-nyan.dtsi @@ -207,7 +207,6 @@ regulator-name = "+1.8V_VDDIO"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; - regulator-boot-on; regulator-always-on; }; @@ -364,12 +363,20 @@ status = "okay"; }; + sdhci0_pwrseq: sdhci0_pwrseq { + compatible = "mmc-pwrseq-simple"; + + reset-gpios = <&gpio TEGRA_GPIO(X, 7) GPIO_ACTIVE_LOW>; + }; + sdhci@0,700b0000 { /* WiFi/BT on this bus */ status = "okay"; - power-gpios = <&gpio TEGRA_GPIO(X, 7) GPIO_ACTIVE_HIGH>; bus-width = <4>; no-1-8-v; non-removable; + mmc-pwrseq = <&sdhci0_pwrseq>; + vmmc-supply = <&vdd_3v3_lp0>; + vqmmc-supply = <&vddio_1v8>; }; sdhci@0,700b0400 { /* SD Card on this bus */ -- 2.1.0
WARNING: multiple messages have this Message-ID (diff)
From: tomeu.vizoso@collabora.com (Tomeu Vizoso) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v6 06/12] ARM: tegra: Use pwrseq-simple for the wifi in Nyan Date: Wed, 18 Mar 2015 10:52:21 +0100 [thread overview] Message-ID: <1426672363-30667-7-git-send-email-tomeu.vizoso@collabora.com> (raw) In-Reply-To: <1426672363-30667-1-git-send-email-tomeu.vizoso@collabora.com> The Nyan boards have a Marvell 88w8897 wifi card connected through SDIO that needs the reset line to be asserted before mmc power up and deasserted afterwards. This patch also adds references to the power supplies of the card so that the regulators are enabled when it's probed. Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> Acked-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Alexandre Courbot <acourbot@nvidia.com> --- arch/arm/boot/dts/tegra124-nyan.dtsi | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi b/arch/arm/boot/dts/tegra124-nyan.dtsi index 579b0b9..d3a95f9 100644 --- a/arch/arm/boot/dts/tegra124-nyan.dtsi +++ b/arch/arm/boot/dts/tegra124-nyan.dtsi @@ -207,7 +207,6 @@ regulator-name = "+1.8V_VDDIO"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; - regulator-boot-on; regulator-always-on; }; @@ -364,12 +363,20 @@ status = "okay"; }; + sdhci0_pwrseq: sdhci0_pwrseq { + compatible = "mmc-pwrseq-simple"; + + reset-gpios = <&gpio TEGRA_GPIO(X, 7) GPIO_ACTIVE_LOW>; + }; + sdhci at 0,700b0000 { /* WiFi/BT on this bus */ status = "okay"; - power-gpios = <&gpio TEGRA_GPIO(X, 7) GPIO_ACTIVE_HIGH>; bus-width = <4>; no-1-8-v; non-removable; + mmc-pwrseq = <&sdhci0_pwrseq>; + vmmc-supply = <&vdd_3v3_lp0>; + vqmmc-supply = <&vddio_1v8>; }; sdhci at 0,700b0400 { /* SD Card on this bus */ -- 2.1.0
next prev parent reply other threads:[~2015-03-18 9:52 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-03-18 9:52 [PATCH v6 00/12] Improvements to Tegra-based Chromebook support Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 01/12] ARM: tegra: Change model of sound card in Nyan Big Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 02/12] ARM: tegra: Move out nyan-generic parts out from the nyan-big DT Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 03/12] drm/panel: add support for Samsung LTN140AT29 panel Tomeu Vizoso 2015-03-24 10:27 ` Thierry Reding 2015-03-18 9:52 ` [PATCH v6 04/12] ARM: tegra: Add DTS for the nyan-blaze board Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 05/12] ARM: tegra: Add node for trackpad in Nyan boards Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso [this message] 2015-03-18 9:52 ` [PATCH v6 06/12] ARM: tegra: Use pwrseq-simple for the wifi in Nyan Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 10/12] soc/tegra: pmc: move to using a restart handler Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-24 10:26 ` Thierry Reding 2015-03-24 10:26 ` Thierry Reding 2015-03-18 9:52 ` [PATCH v6 11/12] ARM: tegra: Add gpio-restart node Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 12/12] ARM: tegra: The WiFi card is kept powered during suspend Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 13/13] HACK: Hide RPMB partitions Tomeu Vizoso [not found] ` <1426672363-30667-14-git-send-email-tomeu.vizoso-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org> 2015-03-18 9:55 ` Tomeu Vizoso 2015-03-18 9:55 ` Tomeu Vizoso [not found] ` <1426672363-30667-1-git-send-email-tomeu.vizoso-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org> 2015-03-18 9:52 ` [PATCH v6 07/12] ARM: tegra: Use the generated pinmux data Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 08/12] ARM: tegra: Set spi-max-frequency property to flash node Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso 2015-03-18 9:52 ` [PATCH v6 09/12] drm/tegra: Reset the SOR on probe Tomeu Vizoso 2015-03-18 9:52 ` Tomeu Vizoso [not found] ` <1426672363-30667-10-git-send-email-tomeu.vizoso-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org> 2015-03-24 10:24 ` Thierry Reding 2015-03-24 10:24 ` Thierry Reding [not found] ` <20150324102447.GA18115-AwZRO8vwLAwmlAP/+Wk3EA@public.gmane.org> 2015-03-25 8:59 ` [PATCH] drm/tegra: Reset the SOR during initialization Tomeu Vizoso 2015-03-25 8:59 ` Tomeu Vizoso [not found] ` <1427273979-394-1-git-send-email-tomeu.vizoso-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org> 2015-03-26 9:24 ` Dmitry Osipenko 2015-03-26 9:24 ` Dmitry Osipenko 2015-03-24 10:28 ` [PATCH v6 00/12] Improvements to Tegra-based Chromebook support Thierry Reding 2015-03-24 10:28 ` Thierry Reding 2015-03-24 10:28 ` Thierry Reding
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