From: Rob Herring <robh@kernel.org>
To: Chen-Yu Tsai <wens@csie.org>
Cc: Marcel Holtmann <marcel@holtmann.org>,
Johan Hedberg <johan.hedberg@gmail.com>,
Mark Rutland <mark.rutland@arm.com>,
Maxime Ripard <maxime.ripard@bootlin.com>,
Chen-Yu Tsai <wens@csie.org>,
Loic Poulain <loic.poulain@gmail.com>,
linux-bluetooth@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Ondrej Jirman <megous@megous.com>
Subject: Re: [PATCH v3 01/15] dt-bindings: net: broadcom-bluetooth: Fix external clock names
Date: Tue, 18 Dec 2018 08:58:53 -0600 [thread overview]
Message-ID: <20181218145853.GA15352@bogus> (raw)
In-Reply-To: <20181217040449.31437-2-wens@csie.org>
On Mon, 17 Dec 2018 12:04:35 +0800, Chen-Yu Tsai wrote:
> The Broadcom Bluetooth controllers can take up to two external clocks:
> an external frequency reference, substituting the main crystal, and a
> LPO clock at 32.768 kHz substituting the internal LPO clock.
>
> In particular, the external LPO clock must be used when the controller
> does not have NVRAM connected, and the main reference frequency is not
> the default 20 MHz. This is described in detail in the datasheet.
>
> The original "extclk" clock name is ambiguous as to which of these it
> refers to, and some designs might even require both.
>
> This patch deprecates the existing name, and adds "txco" and "lpo".
>
> Tested-by: Ondrej Jirman <megous@megous.com>
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
> ---
> .../devicetree/bindings/net/broadcom-bluetooth.txt | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
Reviewed-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2018-12-18 14:59 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-17 4:04 [PATCH v3 00/15] ARM: sunxi: Enable Broadcom-based Bluetooth controllers Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 01/15] dt-bindings: net: broadcom-bluetooth: Fix external clock names Chen-Yu Tsai
2018-12-18 14:58 ` Rob Herring [this message]
2018-12-17 4:04 ` [PATCH v3 02/15] dt-bindings: net: broadcom-bluetooth: Add VBAT and VDDIO supplies Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 03/15] dt-bindings: net: broadcom-bluetooth: Add BCM20702A1 compatible string Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 04/15] dt-bindings: net: broadcom-bluetooth: Add BCM4330 " Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 05/15] Bluetooth: hci_bcm: Handle deferred probing for the clock supply Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 06/15] Bluetooth: hci_bcm: Simplify clk_get error handling Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 07/15] Bluetooth: hci_bcm: Use "txco" and "extclk" to get clock reference Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 08/15] Bluetooth: hci_bcm: Add support for LPO clock Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 09/15] Bluetooth: hci_bcm: Add support for regulator supplies Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 10/15] Bluetooth: hci_bcm: Wait for device to come out of reset after power on Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 11/15] Bluetooth: hci_bcm: Add BCM20702A1 variant Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 12/15] Bluetooth: hci_bcm: Add compatible string for BCM4330 Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 13/15] Bluetooth: btbcm: Add default address for BCM43430A0 Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 14/15] ARM: dts: sunxi: Enable Broadcom-based Bluetooth for multiple boards Chen-Yu Tsai
2018-12-17 4:04 ` [PATCH v3 15/15] arm64: dts: allwinner: a64: bananapi-m64: Add Bluetooth device node Chen-Yu Tsai
2018-12-18 23:50 ` [PATCH v3 00/15] ARM: sunxi: Enable Broadcom-based Bluetooth controllers Marcel Holtmann
2018-12-19 9:54 ` Chen-Yu Tsai
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