[PATCH 3/6] clk: imx8mm: Add SPI clocks

[Lukasz Majewski]

On Mon,  7 Jun 2021 14:05:10 +0200
Frieder Schrempf <frieder at fris.de> wrote:

> From: Frieder Schrempf <frieder.schrempf at kontron.de>
> 
> Add the clocks for the ECSPI controllers. This is ported from
> Linux v5.13-rc4.
> 
> Signed-off-by: Frieder Schrempf <frieder.schrempf at kontron.de>
> ---
>  drivers/clk/imx/clk-imx8mm.c | 23 ++++++++++++++++++++++-
>  1 file changed, 22 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/clk/imx/clk-imx8mm.c
> b/drivers/clk/imx/clk-imx8mm.c index d32ff8409a..3aa8c641f9 100644
> --- a/drivers/clk/imx/clk-imx8mm.c
> +++ b/drivers/clk/imx/clk-imx8mm.c
> @@ -131,6 +131,15 @@ static const char *imx8mm_usb_core_sels[] =
> {"clock-osc-24m", "sys_pll1_100m", " static const char
> *imx8mm_usb_phy_sels[] = {"clock-osc-24m", "sys_pll1_100m",
> "sys_pll1_40m", "sys_pll2_100m", "sys_pll2_200m", "clk_ext2",
> "clk_ext3", "audio_pll2_out", }; +static const char
> *imx8mm_ecspi1_sels[] = {"clock-osc-24m", "sys_pll2_200m",
> "sys_pll1_40m", "sys_pll1_160m",
> +					   "sys_pll1_800m",
> "sys_pll3_out", "sys_pll2_250m", "audio_pll2_out", }; +
> +static const char *imx8mm_ecspi2_sels[] = {"clock-osc-24m",
> "sys_pll2_200m", "sys_pll1_40m", "sys_pll1_160m",
> +					   "sys_pll1_800m",
> "sys_pll3_out", "sys_pll2_250m", "audio_pll2_out", }; +
> +static const char *imx8mm_ecspi3_sels[] = {"clock-osc-24m",
> "sys_pll2_200m", "sys_pll1_40m", "sys_pll1_160m",
> +					   "sys_pll1_800m",
> "sys_pll3_out", "sys_pll2_250m", "audio_pll2_out", }; +
>  static ulong imx8mm_clk_get_rate(struct clk *clk)
>  {
>  	struct clk *c;
> @@ -393,7 +402,19 @@ static int imx8mm_clk_probe(struct udevice *dev)
>  		imx8m_clk_composite("usb_core_ref",
> imx8mm_usb_core_sels, base + 0xb100)); clk_dm(IMX8MM_CLK_USB_PHY_REF,
>  		imx8m_clk_composite("usb_phy_ref",
> imx8mm_usb_phy_sels, base + 0xb180)); -
> +	clk_dm(IMX8MM_CLK_ECSPI1,
> +	       imx8m_clk_composite("ecspi1", imx8mm_ecspi1_sels,
> base + 0xb280));
> +	clk_dm(IMX8MM_CLK_ECSPI2,
> +	       imx8m_clk_composite("ecspi2", imx8mm_ecspi2_sels,
> base + 0xb300));
> +	clk_dm(IMX8MM_CLK_ECSPI3,
> +	       imx8m_clk_composite("ecspi3", imx8mm_ecspi3_sels,
> base + 0xc180)); +
> +	clk_dm(IMX8MM_CLK_ECSPI1_ROOT,
> +	       imx_clk_gate4("ecspi1_root_clk", "ecspi1", base +
> 0x4070, 0));
> +	clk_dm(IMX8MM_CLK_ECSPI2_ROOT,
> +	       imx_clk_gate4("ecspi2_root_clk", "ecspi2", base +
> 0x4080, 0));
> +	clk_dm(IMX8MM_CLK_ECSPI3_ROOT,
> +	       imx_clk_gate4("ecspi3_root_clk", "ecspi3", base +
> 0x4090, 0)); clk_dm(IMX8MM_CLK_I2C1_ROOT,
>  	       imx_clk_gate4("i2c1_root_clk", "i2c1", base + 0x4170,
> 0)); clk_dm(IMX8MM_CLK_I2C2_ROOT,

Reviewed-by: Lukasz Majewski <lukma at denx.de>

Best regards,

Lukasz Majewski

--

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