| Message ID | 20240627-a5_secpower-v1-2-1f47dde1270c@amlogic.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | Power: A5: add power domain driver | expand |
On 27/06/2024 13:47, Xianwei Zhao via B4 Relay wrote: > From: Xianwei Zhao <xianwei.zhao@amlogic.com> > > Add support for the A5 power controller, whose registers are > in the secure domain and should be accessed via SMC. > > Signed-off-by: Hongyu Chen <hongyu.chen1@amlogic.com> > Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com> > --- > drivers/pmdomain/amlogic/meson-secure-pwrc.c | 26 ++++++++++++++++++++++++++ > 1 file changed, 26 insertions(+) > > diff --git a/drivers/pmdomain/amlogic/meson-secure-pwrc.c b/drivers/pmdomain/amlogic/meson-secure-pwrc.c > index df5567418226..f6729eea6b8c 100644 > --- a/drivers/pmdomain/amlogic/meson-secure-pwrc.c > +++ b/drivers/pmdomain/amlogic/meson-secure-pwrc.c > @@ -15,6 +15,7 @@ > #include <dt-bindings/power/meson-s4-power.h> > #include <dt-bindings/power/amlogic,t7-pwrc.h> > #include <dt-bindings/power/amlogic,a4-pwrc.h> > +#include <dt-bindings/power/amlogic,a5-pwrc.h> > #include <linux/arm-smccc.h> > #include <linux/firmware/meson/meson_sm.h> > #include <linux/module.h> > @@ -155,6 +156,22 @@ static struct meson_secure_pwrc_domain_desc a4_pwrc_domains[] = { > SEC_PD(A4_AO_IR, GENPD_FLAG_ALWAYS_ON), > }; > > +static struct meson_secure_pwrc_domain_desc a5_pwrc_domains[] = { > + SEC_PD(A5_NNA, 0), > + SEC_PD(A5_AUDIO, 0), > + SEC_PD(A5_SDIOA, 0), > + SEC_PD(A5_EMMC, 0), > + SEC_PD(A5_USB_COMB, 0), > + SEC_PD(A5_ETH, 0), > + SEC_PD(A5_RSA, 0), > + SEC_PD(A5_AUDIO_PDM, 0), > + /* DMC is for DDR PHY ana/dig and DMC, and should be always on */ > + SEC_PD(A5_DMC, GENPD_FLAG_ALWAYS_ON), > + /* WRAP is secure_top, a lot of modules are included, and should be always on */ > + SEC_PD(A5_SYS_WRAP, GENPD_FLAG_ALWAYS_ON), > + SEC_PD(A5_DSPA, 0), > +}; > + > static struct meson_secure_pwrc_domain_desc c3_pwrc_domains[] = { > SEC_PD(C3_NNA, 0), > SEC_PD(C3_AUDIO, 0), > @@ -335,6 +352,11 @@ static struct meson_secure_pwrc_domain_data amlogic_secure_a4_pwrc_data = { > .count = ARRAY_SIZE(a4_pwrc_domains), > }; > > +static struct meson_secure_pwrc_domain_data amlogic_secure_a5_pwrc_data = { > + .domains = a5_pwrc_domains, > + .count = ARRAY_SIZE(a5_pwrc_domains), > +}; > + > static struct meson_secure_pwrc_domain_data amlogic_secure_c3_pwrc_data = { > .domains = c3_pwrc_domains, > .count = ARRAY_SIZE(c3_pwrc_domains), > @@ -359,6 +381,10 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = { > .compatible = "amlogic,a4-pwrc", > .data = &amlogic_secure_a4_pwrc_data, > }, > + { > + .compatible = "amlogic,a5-pwrc", > + .data = &amlogic_secure_a5_pwrc_data, > + }, > { > .compatible = "amlogic,c3-pwrc", > .data = &amlogic_secure_c3_pwrc_data, > Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
diff --git a/drivers/pmdomain/amlogic/meson-secure-pwrc.c b/drivers/pmdomain/amlogic/meson-secure-pwrc.c index df5567418226..f6729eea6b8c 100644 --- a/drivers/pmdomain/amlogic/meson-secure-pwrc.c +++ b/drivers/pmdomain/amlogic/meson-secure-pwrc.c @@ -15,6 +15,7 @@ #include <dt-bindings/power/meson-s4-power.h> #include <dt-bindings/power/amlogic,t7-pwrc.h> #include <dt-bindings/power/amlogic,a4-pwrc.h> +#include <dt-bindings/power/amlogic,a5-pwrc.h> #include <linux/arm-smccc.h> #include <linux/firmware/meson/meson_sm.h> #include <linux/module.h> @@ -155,6 +156,22 @@ static struct meson_secure_pwrc_domain_desc a4_pwrc_domains[] = { SEC_PD(A4_AO_IR, GENPD_FLAG_ALWAYS_ON), }; +static struct meson_secure_pwrc_domain_desc a5_pwrc_domains[] = { + SEC_PD(A5_NNA, 0), + SEC_PD(A5_AUDIO, 0), + SEC_PD(A5_SDIOA, 0), + SEC_PD(A5_EMMC, 0), + SEC_PD(A5_USB_COMB, 0), + SEC_PD(A5_ETH, 0), + SEC_PD(A5_RSA, 0), + SEC_PD(A5_AUDIO_PDM, 0), + /* DMC is for DDR PHY ana/dig and DMC, and should be always on */ + SEC_PD(A5_DMC, GENPD_FLAG_ALWAYS_ON), + /* WRAP is secure_top, a lot of modules are included, and should be always on */ + SEC_PD(A5_SYS_WRAP, GENPD_FLAG_ALWAYS_ON), + SEC_PD(A5_DSPA, 0), +}; + static struct meson_secure_pwrc_domain_desc c3_pwrc_domains[] = { SEC_PD(C3_NNA, 0), SEC_PD(C3_AUDIO, 0), @@ -335,6 +352,11 @@ static struct meson_secure_pwrc_domain_data amlogic_secure_a4_pwrc_data = { .count = ARRAY_SIZE(a4_pwrc_domains), }; +static struct meson_secure_pwrc_domain_data amlogic_secure_a5_pwrc_data = { + .domains = a5_pwrc_domains, + .count = ARRAY_SIZE(a5_pwrc_domains), +}; + static struct meson_secure_pwrc_domain_data amlogic_secure_c3_pwrc_data = { .domains = c3_pwrc_domains, .count = ARRAY_SIZE(c3_pwrc_domains), @@ -359,6 +381,10 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = { .compatible = "amlogic,a4-pwrc", .data = &amlogic_secure_a4_pwrc_data, }, + { + .compatible = "amlogic,a5-pwrc", + .data = &amlogic_secure_a5_pwrc_data, + }, { .compatible = "amlogic,c3-pwrc", .data = &amlogic_secure_c3_pwrc_data,