Re: [PATCH v2,1/3] meson_uart: expose CLKID_UARTx

From: Jerome Brunet
Date: Tue Mar 28 2017 - 15:15:22 EST


On Tue, 2017-03-28 at 20:18 +0200, Helmut Klein wrote:
> i know for sure that the bluetooth chip of my system is connected toÂ
> uart_A. so this clock must be exposed.
>
> i don't know if the other 2 uarts are used on other hardware. so i willÂ
> remove them from my patch.

What I meant is device trees "upstream".
I would expect such patch as part of a series to add support for your board in
device-tree, with its bluetooth chipset.

I think it would better to drop this patch from the series.
You can either keep it for your personal work, or send it again when upstreaming
the support for your board and/or add the support for the bluetooth chip.

Cheers
Jerome

>
> Helmut
>
> On 28.03.2017 17:51, Jerome Brunet wrote:
> > On Tue, 2017-03-28 at 11:25 +0200, Helmut Klein wrote:
> > > Expose the clock ids for the three none AO uarts to the dt-bindings
> >
> > Are they all used in the device tree ?
> > We try to only expose what we need in the DT
> > The recent discussion over CLKID_CPUCLK proved it was a sane thing to do.
> >
> > >
> > > Signed-off-by: Helmut Klein <hgkr.klein@xxxxxxxxx>
> > > ---
> > > Âdrivers/clk/meson/gxbb.hÂÂÂÂÂÂÂÂÂÂÂÂÂÂ| 6 +++---
> > > Âinclude/dt-bindings/clock/gxbb-clkc.h | 3 +++
> > > Â2 files changed, 6 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/drivers/clk/meson/gxbb.h b/drivers/clk/meson/gxbb.h
> > > index 8ee2022ce5d5..1edfaa5fe307 100644
> > > --- a/drivers/clk/meson/gxbb.h
> > > +++ b/drivers/clk/meson/gxbb.h
> > > @@ -194,7 +194,7 @@
> > > Â/* #define CLKID_SAR_ADC */
> > > Â#define CLKID_SMART_CARD ÂÂ24
> > > Â#define CLKID_RNG0 ÂÂ25
> > > -#define CLKID_UART0 ÂÂ26
> > > +/* CLKID_UART0 */
> > > Â#define CLKID_SDHC ÂÂ27
> > > Â#define CLKID_STREAM ÂÂ28
> > > Â#define CLKID_ASYNC_FIFO ÂÂ29
> > > @@ -216,7 +216,7 @@
> > > Â#define CLKID_ADC ÂÂ45
> > > Â#define CLKID_BLKMV ÂÂ46
> > > Â#define CLKID_AIU ÂÂ47
> > > -#define CLKID_UART1 ÂÂ48
> > > +/* CLKID_UART1 */
> > > Â#define CLKID_G2D ÂÂ49
> > > Â/* CLKID_USB0 */
> > > Â/* CLKID_USB1 */
> > > @@ -236,7 +236,7 @@
> > > Â/* CLKID_USB0_DDR_BRIDGE */
> > > Â#define CLKID_MMC_PCLK ÂÂ66
> > > Â#define CLKID_DVIN ÂÂ67
> > > -#define CLKID_UART2 ÂÂ68
> > > +/* CLKID_UART2 */
> > > Â/* #define CLKID_SANA */
> > > Â#define CLKID_VPU_INTR ÂÂ70
> > > Â#define CLKID_SEC_AHB_AHB3_BRIDGE 71
> > > diff --git a/include/dt-bindings/clock/gxbb-clkc.h b/include/dt-
> > > bindings/clock/gxbb-clkc.h
> > > index 692846c7941b..7b329df47752 100644
> > > --- a/include/dt-bindings/clock/gxbb-clkc.h
> > > +++ b/include/dt-bindings/clock/gxbb-clkc.h
> > > @@ -15,13 +15,16 @@
> > > Â#define CLKID_SPI 34
> > > Â#define CLKID_I2C 22
> > > Â#define CLKID_SAR_ADC 23
> > > +#define CLKID_UART0 26
> > > Â#define CLKID_ETH 36
> > > +#define CLKID_UART1 48
> > > Â#define CLKID_USB0 50
> > > Â#define CLKID_USB1 51
> > > Â#define CLKID_USB 55
> > > Â#define CLKID_HDMI_PCLK 63
> > > Â#define CLKID_USB1_DDR_BRIDGE 64
> > > Â#define CLKID_USB0_DDR_BRIDGE 65
> > > +#define CLKID_UART2 68
> > > Â#define CLKID_SANA 69
> > > Â#define CLKID_GCLK_VENCI_INT0 77
> > > Â#define CLKID_AO_I2C 93
> > > --
> > > 2.11.0
> > >
> > >
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