From: Xianwei Zhao <xianwei.zhao@xxxxxxxxxxx> Add support for A4 power controller. A4 power control registers are in secure domain, and should be accessed by SMC. Signed-off-by: Xianwei Zhao <xianwei.zhao@xxxxxxxxxxx> --- drivers/pmdomain/amlogic/meson-secure-pwrc.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/pmdomain/amlogic/meson-secure-pwrc.c b/drivers/pmdomain/amlogic/meson-secure-pwrc.c index 4d5bda0d60fc..3a84d8a74a5e 100644 --- a/drivers/pmdomain/amlogic/meson-secure-pwrc.c +++ b/drivers/pmdomain/amlogic/meson-secure-pwrc.c @@ -14,6 +14,7 @@ #include <dt-bindings/power/amlogic,c3-pwrc.h> #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 <linux/arm-smccc.h> #include <linux/firmware/meson/meson_sm.h> #include <linux/module.h> @@ -136,6 +137,24 @@ static struct meson_secure_pwrc_domain_desc a1_pwrc_domains[] = { SEC_PD(RSA, 0), }; +static struct meson_secure_pwrc_domain_desc a4_pwrc_domains[] = { + SEC_PD(A4_AUDIO, 0), + SEC_PD(A4_SDIOA, 0), + SEC_PD(A4_EMMC, 0), + SEC_PD(A4_USB_COMB, 0), + SEC_PD(A4_ETH, 0), + SEC_PD(A4_VOUT, 0), + SEC_PD(A4_AUDIO_PDM, 0), + /* DMC is for DDR PHY ana/dig and DMC, and should be always on */ + SEC_PD(A4_DMC, GENPD_FLAG_ALWAYS_ON), + /* WRAP is secure_top, a lot of modules are included, and should be always on */ + SEC_PD(A4_SYS_WRAP, GENPD_FLAG_ALWAYS_ON), + SEC_PD(A4_AO_I2C_S, 0), + SEC_PD(A4_AO_UART, 0), + /* IR is wake up trigger source, and should be always on */ + SEC_PD(A4_AO_IR, GENPD_FLAG_ALWAYS_ON), +}; + static struct meson_secure_pwrc_domain_desc c3_pwrc_domains[] = { SEC_PD(C3_NNA, 0), SEC_PD(C3_AUDIO, 0), @@ -311,6 +330,11 @@ static struct meson_secure_pwrc_domain_data meson_secure_a1_pwrc_data = { .count = ARRAY_SIZE(a1_pwrc_domains), }; +static struct meson_secure_pwrc_domain_data amlogic_secure_a4_pwrc_data = { + .domains = a4_pwrc_domains, + .count = ARRAY_SIZE(a4_pwrc_domains), +}; + static struct meson_secure_pwrc_domain_data amlogic_secure_c3_pwrc_data = { .domains = c3_pwrc_domains, .count = ARRAY_SIZE(c3_pwrc_domains), @@ -331,6 +355,10 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = { .compatible = "amlogic,meson-a1-pwrc", .data = &meson_secure_a1_pwrc_data, }, + { + .compatible = "amlogic,a4-pwrc", + .data = &amlogic_secure_a4_pwrc_data, + }, { .compatible = "amlogic,c3-pwrc", .data = &amlogic_secure_c3_pwrc_data, -- 2.37.1