Re: [PATCH 1/4] ARM: OMAP2+: dm81xx: Add clkdm and hwmod for SATA

From: Kevin Hilman
Date: Mon Mar 13 2017 - 17:34:54 EST


Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx> writes:

> From: Kevin Hilman <khilman@xxxxxxxxxxxx>
>
> Add the SATA clockdomain (part of CM_DEFAULT) and a hwmod for the SATA
> block on dm81xx.
>
> Tested on DM8168 EVM.
>
> Signed-off-by: Kevin Hilman <khilman@xxxxxxxxxxxx>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
> ---
> arch/arm/mach-omap2/clockdomains81xx_data.c | 10 +++++++++
> arch/arm/mach-omap2/cm81xx.h | 2 ++
> arch/arm/mach-omap2/omap_hwmod_81xx_data.c | 34 +++++++++++++++++++++++++++++
> 3 files changed, 46 insertions(+)
>
> diff --git a/arch/arm/mach-omap2/clockdomains81xx_data.c b/arch/arm/mach-omap2/clockdomains81xx_data.c
> index 3b5fb05..65fbd13 100644
> --- a/arch/arm/mach-omap2/clockdomains81xx_data.c
> +++ b/arch/arm/mach-omap2/clockdomains81xx_data.c
> @@ -91,6 +91,14 @@ static struct clockdomain default_l3_slow_81xx_clkdm = {
> .flags = CLKDM_CAN_SWSUP,
> };
>
> +static struct clockdomain default_sata_81xx_clkdm = {
> + .name = "default_clkdm",
> + .pwrdm = { .name = "default_pwrdm" },
> + .cm_inst = TI81XX_CM_DEFAULT_MOD,
> + .clkdm_offs = TI816X_CM_DEFAULT_SATA_CLKDM,
> + .flags = CLKDM_CAN_SWSUP,
> +};
> +
> /* 816x only */
>
> static struct clockdomain alwon_mpu_816x_clkdm = {
> @@ -173,6 +181,7 @@ static struct clockdomain *clockdomains_ti814x[] __initdata = {
> &mmu_81xx_clkdm,
> &mmu_cfg_81xx_clkdm,
> &default_l3_slow_81xx_clkdm,
> + &default_sata_81xx_clkdm,
> NULL,
> };
>
> @@ -200,6 +209,7 @@ static struct clockdomain *clockdomains_ti816x[] __initdata = {
> &default_ducati_816x_clkdm,
> &default_pci_816x_clkdm,
> &default_l3_slow_81xx_clkdm,
> + &default_sata_81xx_clkdm,
> NULL,
> };
>
> diff --git a/arch/arm/mach-omap2/cm81xx.h b/arch/arm/mach-omap2/cm81xx.h
> index 3a0ccf0..44ca275 100644
> --- a/arch/arm/mach-omap2/cm81xx.h
> +++ b/arch/arm/mach-omap2/cm81xx.h
> @@ -35,6 +35,7 @@
> #define TI81XX_CM_MMU_CLKDM 0x000C
> #define TI81XX_CM_MMUCFG_CLKDM 0x0010
> #define TI81XX_CM_ALWON_MPU_CLKDM 0x001C
> +#define TI81XX_CM_ALWON_SYSCLK5_CLKDM 0x0024

oops, this is a stray addition (by me) but is no not needed.

> #define TI81XX_CM_ALWON_L3_FAST_CLKDM 0x0030
>

Kevin