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Groups > linux.kernel > #1495406
| From | Code Kipper <codekipper@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 03/14] ASoC: sun4i-i2s: Add apb reset |
| Date | 2016-10-04 14:30 +0200 |
| Message-ID | <sox18-2F6-29@gated-at.bofh.it> (permalink) |
| References | <souZj-1my-7@gated-at.bofh.it> <souwh-SP-1@gated-at.bofh.it> <souwh-SP-27@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 4 October 2016 at 11:46, Mylène Josserand
<mylene.josserand@free-electrons.com> wrote:
> Add APB deassert function for sun4i-i2s driver.
>
> Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
> ---
> sound/soc/sunxi/sun4i-i2s.c | 16 +++++++++++++++-
> 1 file changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
> index 687a8f8..f3f7026 100644
> --- a/sound/soc/sunxi/sun4i-i2s.c
> +++ b/sound/soc/sunxi/sun4i-i2s.c
> @@ -17,6 +17,7 @@
> #include <linux/platform_device.h>
> #include <linux/pm_runtime.h>
> #include <linux/regmap.h>
> +#include <linux/reset.h>
>
> #include <sound/dmaengine_pcm.h>
> #include <sound/pcm_params.h>
> @@ -589,6 +590,7 @@ static int sun4i_i2s_probe(struct platform_device *pdev)
> {
> struct sun4i_i2s *i2s;
> struct resource *res;
> + struct reset_control *reset_apb;
> void __iomem *regs;
> int irq, ret;
>
> @@ -626,7 +628,19 @@ static int sun4i_i2s_probe(struct platform_device *pdev)
> dev_err(&pdev->dev, "Can't get our mod clock\n");
> return PTR_ERR(i2s->mod_clk);
> }
> -
> +
> + reset_apb = devm_reset_control_get(&pdev->dev, "apb_reset");
> + if (IS_ERR(reset_apb)) {
> + dev_err(&pdev->dev, "Can't get apb reset\n");
> + return PTR_ERR(i2s->mod_clk);
> + }
> +
> + ret = reset_control_deassert(reset_apb);
> + if (ret < 0) {
> + dev_err(&pdev->dev, "Can't deassert apb reset (%d)\n", ret);
> + return ret;
> + }
> +
Is this functionality only required for A31 and onwards?,
CK
> i2s->playback_dma_data.addr = res->start + SUN4I_I2S_FIFO_TX_REG;
> i2s->playback_dma_data.maxburst = 4;
>
> --
> 2.9.3
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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[PATCH 00/14] ASoc: sunxi: Add Allwinner A33 codec driver Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
[PATCH 08/14] dt-bindings: sound: Add sun8i analog codec documentation Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
Re: [PATCH 08/14] dt-bindings: sound: Add sun8i analog codec documentation Mark Brown <broonie@kernel.org> - 2016-10-04 12:40 +0200
Re: [PATCH 08/14] dt-bindings: sound: Add sun8i analog codec documentation Maxime Ripard <maxime.ripard@free-electrons.com> - 2016-10-04 18:30 +0200
Re: [PATCH 08/14] dt-bindings: sound: Add sun8i analog codec documentation Chen-Yu Tsai <wens@csie.org> - 2016-10-05 05:10 +0200
Re: [PATCH 08/14] dt-bindings: sound: Add sun8i analog codec documentation Mylene Josserand <mylene.josserand@free-electrons.com> - 2016-10-05 14:10 +0200
[PATCH 11/14] ARM: dts: sun8i: Add analog codec on prcm node Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
[PATCH 01/14] dma: sun6i-dma: Add burst case of 4 Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
Re: [PATCH 01/14] dma: sun6i-dma: Add burst case of 4 Jean-Francois Moine <moinejf@free.fr> - 2016-10-04 12:50 +0200
Re: [PATCH 01/14] dma: sun6i-dma: Add burst case of 4 Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - 2016-10-04 14:20 +0200
Re: [PATCH 01/14] dma: sun6i-dma: Add burst case of 4 Jean-Francois Moine <moinejf@free.fr> - 2016-10-04 15:50 +0200
Re: [PATCH 01/14] dma: sun6i-dma: Add burst case of 4 Vinod Koul <vinod.koul@intel.com> - 2016-10-04 17:40 +0200
Re: [PATCH 01/14] dma: sun6i-dma: Add burst case of 4 Maxime Ripard <maxime.ripard@free-electrons.com> - 2016-10-04 19:00 +0200
[PATCH 13/14] ARM: dts: sun8i: parrot: Enable audio nodes Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
[PATCH 10/14] dt-bindings: sound: Add sun8i audio card documentation Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
Re: [PATCH 10/14] dt-bindings: sound: Add sun8i audio card documentation Maxime Ripard <maxime.ripard@free-electrons.com> - 2016-10-04 18:40 +0200
[PATCH 12/14] ARM: dts: sun8i: Add audio codec, dai and card for A33 Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
[PATCH 03/14] ASoC: sun4i-i2s: Add apb reset Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 11:50 +0200
Re: [PATCH 03/14] ASoC: sun4i-i2s: Add apb reset Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - 2016-10-04 14:20 +0200
Re: [PATCH 03/14] ASoC: sun4i-i2s: Add apb reset Maxime Ripard <maxime.ripard@free-electrons.com> - 2016-10-04 17:50 +0200
Re: [PATCH 03/14] ASoC: sun4i-i2s: Add apb reset Mylene Josserand <mylene.josserand@free-electrons.com> - 2016-10-05 11:50 +0200
Re: [PATCH 03/14] ASoC: sun4i-i2s: Add apb reset Code Kipper <codekipper@gmail.com> - 2016-10-04 14:30 +0200
[PATCH 02/14] clk: ccu-sun8i-a33: Add CLK_SET_RATE_PARENT to ac-dig Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 12:00 +0200
Re: [PATCH 02/14] clk: ccu-sun8i-a33: Add CLK_SET_RATE_PARENT to ac-dig Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - 2016-10-04 14:20 +0200
Re: [PATCH 02/14] clk: ccu-sun8i-a33: Add CLK_SET_RATE_PARENT to ac-dig Mylene Josserand <mylene.josserand@free-electrons.com> - 2016-10-05 11:40 +0200
[PATCH 05/14] mfd: sun6i-prcm: Add sun8i analog codec as subnode Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 12:00 +0200
Re: [PATCH 05/14] mfd: sun6i-prcm: Add sun8i analog codec as subnode Jean-Francois Moine <moinejf@free.fr> - 2016-10-04 13:00 +0200
[PATCH 04/14] ASoC: Add sun8i analog codec driver Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 12:00 +0200
Re: [PATCH 04/14] ASoC: Add sun8i analog codec driver Code Kipper <codekipper@gmail.com> - 2016-10-04 12:30 +0200
Re: [PATCH 04/14] ASoC: Add sun8i analog codec driver Chen-Yu Tsai <wens@csie.org> - 2016-10-04 13:00 +0200
[PATCH 07/14] ASoC: Add sun8i audio card Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 12:00 +0200
Re: [PATCH 07/14] ASoC: Add sun8i audio card Code Kipper <codekipper@gmail.com> - 2016-10-04 12:20 +0200
Re: [PATCH 07/14] ASoC: Add sun8i audio card Chen-Yu Tsai <wens@csie.org> - 2016-10-04 13:10 +0200
Re: [PATCH 07/14] ASoC: Add sun8i audio card Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - 2016-10-04 14:30 +0200
Re: [PATCH 07/14] ASoC: Add sun8i audio card Code Kipper <codekipper@gmail.com> - 2016-10-05 08:10 +0200
Re: [PATCH 07/14] ASoC: Add sun8i audio card Jean-Francois Moine <moinejf@free.fr> - 2016-10-05 12:10 +0200
[PATCH 06/14] ASoC: Add sun8i digital audio codec Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 12:00 +0200
Re: [PATCH 06/14] ASoC: Add sun8i digital audio codec Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - 2016-10-04 14:50 +0200
Re: [PATCH 06/14] ASoC: Add sun8i digital audio codec Mark Brown <broonie@kernel.org> - 2016-10-04 15:10 +0200
Re: [PATCH 06/14] ASoC: Add sun8i digital audio codec Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - 2016-10-04 15:20 +0200
Re: [PATCH 06/14] ASoC: Add sun8i digital audio codec Maxime Ripard <maxime.ripard@free-electrons.com> - 2016-10-04 18:20 +0200
Re: [PATCH 06/14] ASoC: Add sun8i digital audio codec Mylene Josserand <mylene.josserand@free-electrons.com> - 2016-10-05 14:00 +0200
Re: [PATCH 06/14] ASoC: Add sun8i digital audio codec Maxime Ripard <maxime.ripard@free-electrons.com> - 2016-10-04 18:20 +0200
Re: [PATCH 06/14] ASoC: Add sun8i digital audio codec Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2016-10-06 20:30 +0200
[PATCH 09/14] dt-bindings: sound: Add sun8i codec documentation Mylène Josserand <mylene.josserand@free-electrons.com> - 2016-10-04 12:00 +0200
Re: [PATCH 09/14] dt-bindings: sound: Add sun8i codec documentation Maxime Ripard <maxime.ripard@free-electrons.com> - 2016-10-04 18:30 +0200
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