MIRRORS/linux-yocto
1
0
Fork 0
mirror of git://git.yoctoproject.org/linux-yocto.git synced 2025-07-05 13:25:20 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

pmdomain: amlogic: Add support for A5 power domains controller

Browse Source 
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>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20240627-a5_secpower-v1-2-1f47dde1270c@amlogic.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Xianwei Zhao 2024-06-27 19:47:52 +08:00 committed by Ulf Hansson
parent 1a53b80e86
commit 8fbed2d7fb
1 changed files with 26 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/pmdomain/amlogic/meson-secure-pwrc.c
View File

@ -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,