From f2b03c1056ef5c0829678f51273eace3e6327884 Mon Sep 17 00:00:00 2001 From: Shunzhou Jiang Date: Mon, 7 Mar 2022 10:53:57 +0800 Subject: [PATCH] soc: s4: Add support for power domains controller Add support s4 Power controller. In s4, power control registers are in secure domain, and should be accessed by smc. Signed-off-by: Shunzhou Jiang Reviewed-by: Kevin Hilman Signed-off-by: Neil Armstrong Link: https://lore.kernel.org/r/20220307025357.1368673-3-shunzhou.jiang@amlogic.com --- drivers/soc/amlogic/meson-secure-pwrc.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/soc/amlogic/meson-secure-pwrc.c b/drivers/soc/amlogic/meson-secure-pwrc.c index 59bd195fa9c92..a10a417a87db8 100644 --- a/drivers/soc/amlogic/meson-secure-pwrc.c +++ b/drivers/soc/amlogic/meson-secure-pwrc.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -119,6 +120,18 @@ static struct meson_secure_pwrc_domain_desc a1_pwrc_domains[] = { SEC_PD(RSA, 0), }; +static struct meson_secure_pwrc_domain_desc s4_pwrc_domains[] = { + SEC_PD(S4_DOS_HEVC, 0), + SEC_PD(S4_DOS_VDEC, 0), + SEC_PD(S4_VPU_HDMI, 0), + SEC_PD(S4_USB_COMB, 0), + SEC_PD(S4_GE2D, 0), + /* ETH is for ethernet online wakeup, and should be always on */ + SEC_PD(S4_ETH, GENPD_FLAG_ALWAYS_ON), + SEC_PD(S4_DEMOD, 0), + SEC_PD(S4_AUDIO, 0), +}; + static int meson_secure_pwrc_probe(struct platform_device *pdev) { int i; @@ -187,11 +200,20 @@ 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 meson_secure_s4_pwrc_data = { + .domains = s4_pwrc_domains, + .count = ARRAY_SIZE(s4_pwrc_domains), +}; + static const struct of_device_id meson_secure_pwrc_match_table[] = { { .compatible = "amlogic,meson-a1-pwrc", .data = &meson_secure_a1_pwrc_data, }, + { + .compatible = "amlogic,meson-s4-pwrc", + .data = &meson_secure_s4_pwrc_data, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, meson_secure_pwrc_match_table); -- 2.30.2