diff mbox series

[5/6] soc: amlogic: Add support for T7 power domains controller

Message ID 20230817071148.510575-6-xianwei.zhao@amlogic.com (mailing list archive)
State Superseded
Headers show
Series Power: T7: add power domain driver | expand

Commit Message

Xianwei Zhao Aug. 17, 2023, 7:11 a.m. UTC 
From: "xianwei.zhao" <xianwei.zhao@amlogic.com>

Add support for T7 power controller. T7 power control
registers are in secure domain, and should be accessed by SMC.

Signed-off-by: xianwei.zhao <xianwei.zhao@amlogic.com>
---
 drivers/genpd/amlogic/meson-secure-pwrc.c | 72 +++++++++++++++++++++++
 1 file changed, 72 insertions(+)
diff mbox series

Patch

diff --git a/drivers/genpd/amlogic/meson-secure-pwrc.c b/drivers/genpd/amlogic/meson-secure-pwrc.c
index 3e7e3bd25d1f..6a6d333daef4 100644
--- a/drivers/genpd/amlogic/meson-secure-pwrc.c
+++ b/drivers/genpd/amlogic/meson-secure-pwrc.c
@@ -13,6 +13,7 @@ 
 #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 <dt-bindings/power/amlogic,t7-pwrc.h>
 #include <linux/arm-smccc.h>
 #include <linux/firmware/meson/meson_sm.h>
 #include <linux/module.h>
@@ -164,6 +165,68 @@  static struct meson_secure_pwrc_domain_desc s4_pwrc_domains[] = {
 	SEC_PD(S4_AUDIO,	0),
 };
 
+static struct meson_secure_pwrc_domain_desc t7_pwrc_domains[] = {
+	SEC_PD(T7_DSPA,		0),
+	SEC_PD(T7_DSPB,		0),
+	TOP_PD(T7_DOS_HCODEC,	0, PWRC_T7_NIC3_ID),
+	TOP_PD(T7_DOS_HEVC,	0, PWRC_T7_NIC3_ID),
+	TOP_PD(T7_DOS_VDEC,	0, PWRC_T7_NIC3_ID),
+	TOP_PD(T7_DOS_WAVE,	0, PWRC_T7_NIC3_ID),
+	SEC_PD(T7_VPU_HDMI,	0),
+	SEC_PD(T7_USB_COMB,	0),
+	SEC_PD(T7_PCIE,		0),
+	TOP_PD(T7_GE2D,		0, PWRC_T7_NIC3_ID),
+	/* SRAMA is used as ATF runtime memory, and should be always on */
+	SEC_PD(T7_SRAMA,	GENPD_FLAG_ALWAYS_ON),
+	/* SRAMB is used as ATF runtime memory, and should be always on */
+	SEC_PD(T7_SRAMB,	GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(T7_HDMIRX,	0),
+	SEC_PD(T7_VI_CLK1,	0),
+	SEC_PD(T7_VI_CLK2,	0),
+	/* ETH is for ethernet online wakeup, and should be always on */
+	SEC_PD(T7_ETH,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(T7_ISP,		0),
+	SEC_PD(T7_MIPI_ISP,	0),
+	TOP_PD(T7_GDC,		0, PWRC_T7_NIC3_ID),
+	TOP_PD(T7_DEWARP,	0, PWRC_T7_NIC3_ID),
+	SEC_PD(T7_SDIO_A,	0),
+	SEC_PD(T7_SDIO_B,	0),
+	SEC_PD(T7_EMMC,		0),
+	TOP_PD(T7_MALI_SC0,	0, PWRC_T7_NNA_TOP_ID),
+	TOP_PD(T7_MALI_SC1,	0, PWRC_T7_NNA_TOP_ID),
+	TOP_PD(T7_MALI_SC2,	0, PWRC_T7_NNA_TOP_ID),
+	TOP_PD(T7_MALI_SC3,	0, PWRC_T7_NNA_TOP_ID),
+	SEC_PD(T7_MALI_TOP,	0),
+	TOP_PD(T7_NNA_CORE0,	0, PWRC_T7_NNA_TOP_ID),
+	TOP_PD(T7_NNA_CORE1,	0, PWRC_T7_NNA_TOP_ID),
+	TOP_PD(T7_NNA_CORE2,	0, PWRC_T7_NNA_TOP_ID),
+	TOP_PD(T7_NNA_CORE3,	0, PWRC_T7_NNA_TOP_ID),
+	SEC_PD(T7_NNA_TOP,	0),
+	SEC_PD(T7_DDR0,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(T7_DDR1,		GENPD_FLAG_ALWAYS_ON),
+	/* DMC0 is for DDR PHY ana/dig and DMC, and should be always on */
+	SEC_PD(T7_DMC0,		GENPD_FLAG_ALWAYS_ON),
+	/* DMC1 is for DDR PHY ana/dig and DMC, and should be always on */
+	SEC_PD(T7_DMC1,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(T7_NOC,		0),
+	/* NIC is for the Arm NIC-400 interconnect, and should be always on */
+	SEC_PD(T7_NIC2,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(T7_NIC3,		0),
+	/* CPU accesses the interleave data to the ddr need cci, and should be always on */
+	SEC_PD(T7_CCI,		GENPD_FLAG_ALWAYS_ON),
+	SEC_PD(T7_MIPI_DSI0,	0),
+	SEC_PD(T7_SPICC0,	0),
+	SEC_PD(T7_SPICC1,	0),
+	SEC_PD(T7_SPICC2,	0),
+	SEC_PD(T7_SPICC3,	0),
+	SEC_PD(T7_SPICC4,	0),
+	SEC_PD(T7_SPICC5,	0),
+	SEC_PD(T7_EDP0,		0),
+	SEC_PD(T7_EDP1,		0),
+	SEC_PD(T7_MIPI_DSI1,	0),
+	SEC_PD(T7_AUDIO,	0),
+};
+
 static int meson_secure_pwrc_probe(struct platform_device *pdev)
 {
 	int i;
@@ -257,6 +320,11 @@  static struct meson_secure_pwrc_domain_data meson_secure_s4_pwrc_data = {
 	.count = ARRAY_SIZE(s4_pwrc_domains),
 };
 
+static struct meson_secure_pwrc_domain_data amlogic_secure_t7_pwrc_data = {
+	.domains = t7_pwrc_domains,
+	.count = ARRAY_SIZE(t7_pwrc_domains),
+};
+
 static const struct of_device_id meson_secure_pwrc_match_table[] = {
 	{
 		.compatible = "amlogic,meson-a1-pwrc",
@@ -270,6 +338,10 @@  static const struct of_device_id meson_secure_pwrc_match_table[] = {
 		.compatible = "amlogic,meson-s4-pwrc",
 		.data = &meson_secure_s4_pwrc_data,
 	},
+	{
+		.compatible = "amlogic,t7-pwrc",
+		.data = &amlogic_secure_t7_pwrc_data,
+	},
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, meson_secure_pwrc_match_table);