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Message-ID: <B79CAF56E128A7B3+aH9Zb9zNm6y_ovvW@LT-Guozexi>
Date: Tue, 22 Jul 2025 17:27:11 +0800
From: Troy Mitchell <troy.mitchell@...ux.spacemit.com>
To: Yixun Lan <dlan@...too.org>
Cc: Troy Mitchell <troy.mitchell@...ux.spacemit.com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, Alex Elder <elder@...cstar.com>,
Haylen Chu <heylenay@....org>,
Inochi Amaoto <inochiama@...look.com>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, linux-clk@...r.kernel.org,
linux-riscv@...ts.infradead.org, spacemit@...ts.linux.dev,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v2 2/2] dt-bindings: clock: spacemit: CLK_SSPA_I2S_BCLK
for SSPA
On Tue, Jul 22, 2025 at 05:21:01PM +0800, Yixun Lan wrote:
> Hi Troy,
>
> On 15:36 Tue 22 Jul , Troy Mitchell wrote:
> > This patch adds macro definitions: SSPAx_I2S_BCLK,
> this is obvious, so no need to repeat, please add something useful
>
> > to introduce a dummy gate for i2s_bclk.
> ~~~~~~ 'virtual'? if it isn't a real gate clock,
> but I'm not sure it's a good approach to introduce such
> virtual clock if underlying hw doesn't comply with this
I'll leave this question to others.
>
> >
> > Signed-off-by: Troy Mitchell <troy.mitchell@...ux.spacemit.com>
> > ---
> > include/dt-bindings/clock/spacemit,k1-syscon.h | 114 +++++++++++++------------
> > 1 file changed, 58 insertions(+), 56 deletions(-)
> dt-binding patch should always go first
get it
>
> >
> > diff --git a/include/dt-bindings/clock/spacemit,k1-syscon.h b/include/dt-bindings/clock/spacemit,k1-syscon.h
> > index 35968ae98246609c889eb4a7d08b4ff7360de53b..6914ccf5be45a1071d5b6eac354cacb67888e00c 100644
> > --- a/include/dt-bindings/clock/spacemit,k1-syscon.h
> > +++ b/include/dt-bindings/clock/spacemit,k1-syscon.h
> > @@ -123,62 +123,64 @@
> > #define CLK_TIMERS2 41
> > #define CLK_AIB 42
> > #define CLK_ONEWIRE 43
> > -#define CLK_SSPA0 44
> > -#define CLK_SSPA1 45
> > -#define CLK_DRO 46
> > -#define CLK_IR 47
> > -#define CLK_TSEN 48
> > -#define CLK_IPC_AP2AUD 49
> > -#define CLK_CAN0 50
> > -#define CLK_CAN0_BUS 51
> > -#define CLK_UART0_BUS 52
> > -#define CLK_UART2_BUS 53
> > -#define CLK_UART3_BUS 54
> > -#define CLK_UART4_BUS 55
> > -#define CLK_UART5_BUS 56
> > -#define CLK_UART6_BUS 57
> > -#define CLK_UART7_BUS 58
> > -#define CLK_UART8_BUS 59
> > -#define CLK_UART9_BUS 60
> > -#define CLK_GPIO_BUS 61
> > -#define CLK_PWM0_BUS 62
> > -#define CLK_PWM1_BUS 63
> > -#define CLK_PWM2_BUS 64
> > -#define CLK_PWM3_BUS 65
> > -#define CLK_PWM4_BUS 66
> > -#define CLK_PWM5_BUS 67
> > -#define CLK_PWM6_BUS 68
> > -#define CLK_PWM7_BUS 69
> > -#define CLK_PWM8_BUS 70
> > -#define CLK_PWM9_BUS 71
> > -#define CLK_PWM10_BUS 72
> > -#define CLK_PWM11_BUS 73
> > -#define CLK_PWM12_BUS 74
> > -#define CLK_PWM13_BUS 75
> > -#define CLK_PWM14_BUS 76
> > -#define CLK_PWM15_BUS 77
> > -#define CLK_PWM16_BUS 78
> > -#define CLK_PWM17_BUS 79
> > -#define CLK_PWM18_BUS 80
> > -#define CLK_PWM19_BUS 81
> > -#define CLK_SSP3_BUS 82
> > -#define CLK_RTC_BUS 83
> > -#define CLK_TWSI0_BUS 84
> > -#define CLK_TWSI1_BUS 85
> > -#define CLK_TWSI2_BUS 86
> > -#define CLK_TWSI4_BUS 87
> > -#define CLK_TWSI5_BUS 88
> > -#define CLK_TWSI6_BUS 89
> > -#define CLK_TWSI7_BUS 90
> > -#define CLK_TWSI8_BUS 91
> > -#define CLK_TIMERS1_BUS 92
> > -#define CLK_TIMERS2_BUS 93
> > -#define CLK_AIB_BUS 94
> > -#define CLK_ONEWIRE_BUS 95
> > -#define CLK_SSPA0_BUS 96
> > -#define CLK_SSPA1_BUS 97
> > -#define CLK_TSEN_BUS 98
> > -#define CLK_IPC_AP2AUD_BUS 99
> > +#define CLK_SSPA0_I2S_BCLK 44
> > +#define CLK_SSPA1_I2S_BCLK 45
> just append the clock at the end, instead of doing massive renaming
The c file is written in the same order as the h file,
and I don't want to disrupt this order..
So should I keep this style or just append at the end?
- Troy
>
> > +#define CLK_SSPA0 46
> > +#define CLK_SSPA1 47
> > +#define CLK_DRO 48
> > +#define CLK_IR 49
> > +#define CLK_TSEN 50
> > +#define CLK_IPC_AP2AUD 51
> > +#define CLK_CAN0 52
> > +#define CLK_CAN0_BUS 53
> > +#define CLK_UART0_BUS 54
> > +#define CLK_UART2_BUS 55
> > +#define CLK_UART3_BUS 56
> > +#define CLK_UART4_BUS 57
> > +#define CLK_UART5_BUS 58
> > +#define CLK_UART6_BUS 59
> > +#define CLK_UART7_BUS 60
> > +#define CLK_UART8_BUS 61
> > +#define CLK_UART9_BUS 62
> > +#define CLK_GPIO_BUS 63
> > +#define CLK_PWM0_BUS 64
> > +#define CLK_PWM1_BUS 65
> > +#define CLK_PWM2_BUS 66
> > +#define CLK_PWM3_BUS 67
> > +#define CLK_PWM4_BUS 68
> > +#define CLK_PWM5_BUS 69
> > +#define CLK_PWM6_BUS 70
> > +#define CLK_PWM7_BUS 71
> > +#define CLK_PWM8_BUS 72
> > +#define CLK_PWM9_BUS 73
> > +#define CLK_PWM10_BUS 74
> > +#define CLK_PWM11_BUS 75
> > +#define CLK_PWM12_BUS 76
> > +#define CLK_PWM13_BUS 77
> > +#define CLK_PWM14_BUS 78
> > +#define CLK_PWM15_BUS 79
> > +#define CLK_PWM16_BUS 80
> > +#define CLK_PWM17_BUS 81
> > +#define CLK_PWM18_BUS 82
> > +#define CLK_PWM19_BUS 83
> > +#define CLK_SSP3_BUS 84
> > +#define CLK_RTC_BUS 85
> > +#define CLK_TWSI0_BUS 86
> > +#define CLK_TWSI1_BUS 87
> > +#define CLK_TWSI2_BUS 88
> > +#define CLK_TWSI4_BUS 89
> > +#define CLK_TWSI5_BUS 90
> > +#define CLK_TWSI6_BUS 91
> > +#define CLK_TWSI7_BUS 92
> > +#define CLK_TWSI8_BUS 93
> > +#define CLK_TIMERS1_BUS 94
> > +#define CLK_TIMERS2_BUS 95
> > +#define CLK_AIB_BUS 96
> > +#define CLK_ONEWIRE_BUS 97
> > +#define CLK_SSPA0_BUS 98
> > +#define CLK_SSPA1_BUS 99
> > +#define CLK_TSEN_BUS 100
> > +#define CLK_IPC_AP2AUD_BUS 101
> >
> > /* APMU clocks */
> > #define CLK_CCI550 0
> >
> > --
> > 2.50.1
> >
>
> --
> Yixun Lan (dlan)
>
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