[PATCH 03/20] clk: imx: pllv3: register PLLV3 GENERIC and USB as 2 different clocks

Lukasz Majewski lukma at denx.de
Sun Dec 8 15:33:34 CET 2019


On Wed,  4 Dec 2019 18:44:22 +0100
Giulio Benetti <giulio.benetti at benettiengineering.com> wrote:

> Better to register the 2 clock as 2 different drivers because they
> work slightly differently depending on power_bit and powerup_set bits
> coming on next patches.
> 
> Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
> ---
>  drivers/clk/imx/clk-pllv3.c | 20 +++++++++++++++-----
>  1 file changed, 15 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/clk/imx/clk-pllv3.c b/drivers/clk/imx/clk-pllv3.c
> index fbb7b24d5e..d1e4c3fe30 100644
> --- a/drivers/clk/imx/clk-pllv3.c
> +++ b/drivers/clk/imx/clk-pllv3.c
> @@ -13,7 +13,8 @@
>  #include <clk.h>
>  #include "clk.h"
>  
> -#define UBOOT_DM_CLK_IMX_PLLV3 "imx_clk_pllv3"
> +#define UBOOT_DM_CLK_IMX_PLLV3_GENERIC	"imx_clk_pllv3_generic"
> +#define UBOOT_DM_CLK_IMX_PLLV3_USB	"imx_clk_pllv3_usb"
>  
>  struct clk_pllv3 {
>  	struct clk	clk;
> @@ -24,7 +25,7 @@ struct clk_pllv3 {
>  
>  #define to_clk_pllv3(_clk) container_of(_clk, struct clk_pllv3, clk)
>  
> -static ulong clk_pllv3_get_rate(struct clk *clk)
> +static ulong clk_pllv3_generic_get_rate(struct clk *clk)
>  {
>  	struct clk_pllv3 *pll =
> to_clk_pllv3(dev_get_clk_ptr(clk->dev)); unsigned long parent_rate =
> clk_get_parent_rate(clk); @@ -35,7 +36,7 @@ static ulong
> clk_pllv3_get_rate(struct clk *clk) }
>  
>  static const struct clk_ops clk_pllv3_generic_ops = {
> -	.get_rate       = clk_pllv3_get_rate,
> +	.get_rate	= clk_pllv3_generic_get_rate,
>  };
>  
>  struct clk *imx_clk_pllv3(enum imx_pllv3_type type, const char *name,
> @@ -53,8 +54,10 @@ struct clk *imx_clk_pllv3(enum imx_pllv3_type
> type, const char *name, 
>  	switch (type) {
>  	case IMX_PLLV3_GENERIC:
> +		drv_name = UBOOT_DM_CLK_IMX_PLLV3_GENERIC;
> +		break;
>  	case IMX_PLLV3_USB:
> -		drv_name = UBOOT_DM_CLK_IMX_PLLV3;
> +		drv_name = UBOOT_DM_CLK_IMX_PLLV3_USB;
>  		break;
>  	default:
>  		kfree(pll);
> @@ -75,7 +78,14 @@ struct clk *imx_clk_pllv3(enum imx_pllv3_type
> type, const char *name, }
>  
>  U_BOOT_DRIVER(clk_pllv3_generic) = {
> -	.name	= UBOOT_DM_CLK_IMX_PLLV3,
> +	.name	= UBOOT_DM_CLK_IMX_PLLV3_GENERIC,
> +	.id	= UCLASS_CLK,
> +	.ops	= &clk_pllv3_generic_ops,
> +	.flags = DM_FLAG_PRE_RELOC,
> +};
> +
> +U_BOOT_DRIVER(clk_pllv3_usb) = {
> +	.name	= UBOOT_DM_CLK_IMX_PLLV3_USB,
>  	.id	= UCLASS_CLK,
>  	.ops	= &clk_pllv3_generic_ops,
>  	.flags = DM_FLAG_PRE_RELOC,

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


Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
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Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma at denx.de
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