linux-kernel - Re: [PATCH 3/6] dt-bindings: clock: imx93: drop TPM1/3 LPIT1/2 entry

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Date:   Fri, 4 Nov 2022 23:08:00 +0200
From:   Abel Vesa <abel.vesa@...aro.org>
To:     "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc:     abelvesa@...nel.org, mturquette@...libre.com, sboyd@...nel.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linux-imx@....com,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Peng Fan <peng.fan@....com>, Jacky Bai <ping.bai@....com>
Subject: Re: [PATCH 3/6] dt-bindings: clock: imx93: drop TPM1/3 LPIT1/2 entry

On 22-10-28 17:52:08, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> Per updated Reference Mannual, the TPM[1,3] LPIT[1,2] root clock entries
> are reserved, it is because writing the CCM registers does nothing
> because the TPM[1,3] and LPIT[1,2] IPs source from bus clk, not from the
> TPM[1,3] LPIT[1,2] entries. And because there is no SW entity is using the
> entries since adding them, let's drop them.
> 
> Reviewed-by: Jacky Bai <ping.bai@....com>
> Signed-off-by: Peng Fan <peng.fan@....com>

Reviewed-by: Abel Vesa <abel.vesa@...aro.org>

> ---
>  include/dt-bindings/clock/imx93-clock.h | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/include/dt-bindings/clock/imx93-clock.h b/include/dt-bindings/clock/imx93-clock.h
> index 19bc32788d81..8e02859d8ce2 100644
> --- a/include/dt-bindings/clock/imx93-clock.h
> +++ b/include/dt-bindings/clock/imx93-clock.h
> @@ -28,13 +28,9 @@
>  #define IMX93_CLK_M33_SYSTICK		19
>  #define IMX93_CLK_FLEXIO1		20
>  #define IMX93_CLK_FLEXIO2		21
> -#define IMX93_CLK_LPIT1			22
> -#define IMX93_CLK_LPIT2			23
>  #define IMX93_CLK_LPTMR1		24
>  #define IMX93_CLK_LPTMR2		25
> -#define IMX93_CLK_TPM1			26
>  #define IMX93_CLK_TPM2			27
> -#define IMX93_CLK_TPM3			28
>  #define IMX93_CLK_TPM4			29
>  #define IMX93_CLK_TPM5			30
>  #define IMX93_CLK_TPM6			31
> -- 
> 2.37.1
>