diff options
| author | Xianwei Zhao <xianwei.zhao@amlogic.com> | 2023-07-07 08:37:09 +0800 |
|---|---|---|
| committer | Neil Armstrong <neil.armstrong@linaro.org> | 2023-07-31 11:49:50 +0200 |
| commit | 77e2f4e3cbd5cde442d05a7bdb6cd01565bead6d (patch) | |
| tree | b833959c4c63796f8cab106bd5240c0c390fdab2 | |
| parent | 83b03d62939c46c118a8d722f07ae03a87967b00 (diff) | |
soc: c3: Add support for power domains controller
Add support for C3 Power controller. C3 power control
registers are in secure domain, and should be accessed by SMC.
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230707003710.2667989-4-xianwei.zhao@amlogic.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
| -rw-r--r-- | drivers/soc/amlogic/meson-secure-pwrc.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/soc/amlogic/meson-secure-pwrc.c b/drivers/soc/amlogic/meson-secure-pwrc.c index c11d65a3e3d9..a1ffebf70de3 100644 --- a/drivers/soc/amlogic/meson-secure-pwrc.c +++ b/drivers/soc/amlogic/meson-secure-pwrc.c @@ -11,6 +11,7 @@ #include <linux/platform_device.h> #include <linux/pm_domain.h> #include <dt-bindings/power/meson-a1-power.h> +#include <dt-bindings/power/amlogic,c3-pwrc.h> #include <dt-bindings/power/meson-s4-power.h> #include <linux/arm-smccc.h> #include <linux/firmware/meson/meson_sm.h> @@ -120,6 +121,22 @@ static struct meson_secure_pwrc_domain_desc a1_pwrc_domains[] = { SEC_PD(RSA, 0), }; +static struct meson_secure_pwrc_domain_desc c3_pwrc_domains[] = { + SEC_PD(C3_NNA, 0), + SEC_PD(C3_AUDIO, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_SDIOA, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_EMMC, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_USB_COMB, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_SDCARD, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_ETH, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_GE2D, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_CVE, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_GDC_WRAP, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_ISP_TOP, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_MIPI_ISP_WRAP, GENPD_FLAG_ALWAYS_ON), + SEC_PD(C3_VCODEC, 0), +}; + static struct meson_secure_pwrc_domain_desc s4_pwrc_domains[] = { SEC_PD(S4_DOS_HEVC, 0), SEC_PD(S4_DOS_VDEC, 0), @@ -202,6 +219,11 @@ 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_c3_pwrc_data = { + .domains = c3_pwrc_domains, + .count = ARRAY_SIZE(c3_pwrc_domains), +}; + static struct meson_secure_pwrc_domain_data meson_secure_s4_pwrc_data = { .domains = s4_pwrc_domains, .count = ARRAY_SIZE(s4_pwrc_domains), @@ -213,6 +235,10 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = { .data = &meson_secure_a1_pwrc_data, }, { + .compatible = "amlogic,c3-pwrc", + .data = &amlogic_secure_c3_pwrc_data, + }, + { .compatible = "amlogic,meson-s4-pwrc", .data = &meson_secure_s4_pwrc_data, }, |