linux-kernel - Re: [PATCH v3 3/6] clk: actions: Add APB, DMAC, GPIO clock support for Actions S500 SoC

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Message-ID: <20200712165715.GB6110@Mani-XPS-13-9360>
Date:   Sun, 12 Jul 2020 22:27:15 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     Cristian Ciocaltea <cristian.ciocaltea@...il.com>
Cc:     Stephen Boyd <sboyd@...nel.org>,
        Andreas Färber <afaerber@...e.de>,
        Rob Herring <robh+dt@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-actions@...ts.infradead.org
Subject: Re: [PATCH v3 3/6] clk: actions: Add APB, DMAC, GPIO clock support
 for Actions S500 SoC

On Fri, Jul 03, 2020 at 08:05:09PM +0300, Cristian Ciocaltea wrote:
> Add support for the missing APB, DMAC and GPIO clocks in the Actions
> Semi S500 SoC clock driver.
> 
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...il.com>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Thanks,
Mani

> ---
> Changes in v3:
>  - None
> 
> Changes in v2:
>  - None
> 
>  drivers/clk/actions/owl-s500.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c
> index 0eb83a0b70bc..025a8f6d6482 100644
> --- a/drivers/clk/actions/owl-s500.c
> +++ b/drivers/clk/actions/owl-s500.c
> @@ -175,6 +175,8 @@ static OWL_MUX(dev_clk, "dev_clk", dev_clk_mux_p, CMU_DEVPLL, 12, 1, CLK_SET_RAT
>  static OWL_MUX(ahbprediv_clk, "ahbprediv_clk", ahbprediv_clk_mux_p, CMU_BUSCLK1, 8, 3, CLK_SET_RATE_PARENT);
>  
>  /* gate clocks */
> +static OWL_GATE(gpio_clk, "gpio_clk", "apb_clk", CMU_DEVCLKEN0, 18, 0, 0);
> +static OWL_GATE(dmac_clk, "dmac_clk", "h_clk", CMU_DEVCLKEN0, 1, 0, 0);
>  static OWL_GATE(spi0_clk, "spi0_clk", "ahb_clk", CMU_DEVCLKEN1, 10, 0, CLK_IGNORE_UNUSED);
>  static OWL_GATE(spi1_clk, "spi1_clk", "ahb_clk", CMU_DEVCLKEN1, 11, 0, CLK_IGNORE_UNUSED);
>  static OWL_GATE(spi2_clk, "spi2_clk", "ahb_clk", CMU_DEVCLKEN1, 12, 0, CLK_IGNORE_UNUSED);
> @@ -184,6 +186,7 @@ static OWL_GATE(hdmi_clk, "hdmi_clk", "hosc", CMU_DEVCLKEN1, 3, 0, 0);
>  
>  /* divider clocks */
>  static OWL_DIVIDER(h_clk, "h_clk", "ahbprediv_clk", CMU_BUSCLK1, 12, 2, NULL, 0, 0);
> +static OWL_DIVIDER(apb_clk, "apb_clk", "ahb_clk", CMU_BUSCLK1, 14, 2, NULL, 0, 0);
>  static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "ethernet_pll_clk", CMU_ETHERNETPLL, 1, 1, rmii_ref_div_table, 0, 0);
>  
>  /* factor clocks */
> @@ -428,6 +431,9 @@ static struct owl_clk_common *s500_clks[] = {
>  	&spdif_clk.common,
>  	&nand_clk.common,
>  	&ecc_clk.common,
> +	&apb_clk.common,
> +	&dmac_clk.common,
> +	&gpio_clk.common,
>  };
>  
>  static struct clk_hw_onecell_data s500_hw_clks = {
> @@ -484,6 +490,9 @@ static struct clk_hw_onecell_data s500_hw_clks = {
>  		[CLK_SPDIF]		= &spdif_clk.common.hw,
>  		[CLK_NAND]		= &nand_clk.common.hw,
>  		[CLK_ECC]		= &ecc_clk.common.hw,
> +		[CLK_APB]		= &apb_clk.common.hw,
> +		[CLK_DMAC]		= &dmac_clk.common.hw,
> +		[CLK_GPIO]		= &gpio_clk.common.hw,
>  	},
>  	.num = CLK_NR_CLKS,
>  };
> -- 
> 2.27.0
>