2013-08-20 08:15:54

by Aida Mynzhasova

Subject: [RESEND PATCH] ARM: OMAP: TI81XX: add always-on powerdomain for TI81XX

This patch adds alwon powerdomain support for TI81XX, which is required
for stable functioning of a big number of TI81XX subsystems.

Signed-off-by: Aida Mynzhasova <[email protected]>
---
arch/arm/mach-omap2/powerdomains3xxx_data.c | 8 ++++++++
arch/arm/mach-omap2/prcm-common.h | 1 +
2 files changed, 9 insertions(+)

diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c
index e2d4bd8..328c103 100644
--- a/arch/arm/mach-omap2/powerdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c
@@ -336,6 +336,13 @@ static struct powerdomain dpll5_pwrdm = {
.voltdm = { .name = "core" },
};

+static struct powerdomain alwon_81xx_pwrdm = {
+ .name = "alwon_pwrdm",
+ .prcm_offs = TI81XX_PRM_ALWON_MOD,
+ .pwrsts = PWRSTS_OFF_ON,
+ .voltdm = { .name = "core" },
+};
+
static struct powerdomain device_81xx_pwrdm = {
.name = "device_pwrdm",
.prcm_offs = TI81XX_PRM_DEVICE_MOD,
@@ -442,6 +449,7 @@ static struct powerdomain *powerdomains_am35x[] __initdata = {
};

static struct powerdomain *powerdomains_ti81xx[] __initdata = {
+ &alwon_81xx_pwrdm,
&device_81xx_pwrdm,
&active_816x_pwrdm,
&default_816x_pwrdm,
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index ff1ac4a..0e841fd 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -58,6 +58,7 @@
#define TI816X_PRM_IVAHD1_MOD 0x0d00
#define TI816X_PRM_IVAHD2_MOD 0x0e00
#define TI816X_PRM_SGX_MOD 0x0f00
+#define TI81XX_PRM_ALWON_MOD 0x1800

/* 24XX register bits shared between CM & PRM registers */

--
1.8.1.2

2013-08-21 08:04:53

by Tony Lindgren

Subject: Re: [RESEND PATCH] ARM: OMAP: TI81XX: add always-on powerdomain for TI81XX

Paul,

Care to queue or ack this one?

* Aida Mynzhasova <[email protected]> [130820 01:22]:
> This patch adds alwon powerdomain support for TI81XX, which is required
> for stable functioning of a big number of TI81XX subsystems.
>
> Signed-off-by: Aida Mynzhasova <[email protected]>
> ---
> arch/arm/mach-omap2/powerdomains3xxx_data.c | 8 ++++++++
> arch/arm/mach-omap2/prcm-common.h | 1 +
> 2 files changed, 9 insertions(+)
>
> diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c
> index e2d4bd8..328c103 100644
> --- a/arch/arm/mach-omap2/powerdomains3xxx_data.c
> +++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c
> @@ -336,6 +336,13 @@ static struct powerdomain dpll5_pwrdm = {
> .voltdm = { .name = "core" },
> };
>
> +static struct powerdomain alwon_81xx_pwrdm = {
> + .name = "alwon_pwrdm",
> + .prcm_offs = TI81XX_PRM_ALWON_MOD,
> + .pwrsts = PWRSTS_OFF_ON,
> + .voltdm = { .name = "core" },
> +};
> +
> static struct powerdomain device_81xx_pwrdm = {
> .name = "device_pwrdm",
> .prcm_offs = TI81XX_PRM_DEVICE_MOD,
> @@ -442,6 +449,7 @@ static struct powerdomain *powerdomains_am35x[] __initdata = {
> };
>
> static struct powerdomain *powerdomains_ti81xx[] __initdata = {
> + &alwon_81xx_pwrdm,
> &device_81xx_pwrdm,
> &active_816x_pwrdm,
> &default_816x_pwrdm,
> diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
> index ff1ac4a..0e841fd 100644
> --- a/arch/arm/mach-omap2/prcm-common.h
> +++ b/arch/arm/mach-omap2/prcm-common.h
> @@ -58,6 +58,7 @@
> #define TI816X_PRM_IVAHD1_MOD 0x0d00
> #define TI816X_PRM_IVAHD2_MOD 0x0e00
> #define TI816X_PRM_SGX_MOD 0x0f00
> +#define TI81XX_PRM_ALWON_MOD 0x1800
>
> /* 24XX register bits shared between CM & PRM registers */
>
> --
> 1.8.1.2
>