From: Xianwei Zhao <xianwei.zhao@xxxxxxxxxxx>
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@xxxxxxxxxxx>
Signed-off-by: Xianwei Zhao <xianwei.zhao@xxxxxxxxxxx>
---
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,
--
2.37.1
