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-rw-r--r--drivers/soc/amlogic/meson-ee-pwrc.c86
1 files changed, 77 insertions, 9 deletions
diff --git a/drivers/soc/amlogic/meson-ee-pwrc.c b/drivers/soc/amlogic/meson-ee-pwrc.c
index 3f0261d53ad9..390eb0dd0a79 100644
--- a/drivers/soc/amlogic/meson-ee-pwrc.c
+++ b/drivers/soc/amlogic/meson-ee-pwrc.c
@@ -14,13 +14,22 @@
#include <linux/reset-controller.h>
#include <linux/reset.h>
#include <linux/clk.h>
+#include <dt-bindings/power/meson8-power.h>
#include <dt-bindings/power/meson-g12a-power.h>
#include <dt-bindings/power/meson-sm1-power.h>
/* AO Offsets */
-#define AO_RTI_GEN_PWR_SLEEP0 (0x3a << 2)
-#define AO_RTI_GEN_PWR_ISO0 (0x3b << 2)
+#define GX_AO_RTI_GEN_PWR_SLEEP0 (0x3a << 2)
+#define GX_AO_RTI_GEN_PWR_ISO0 (0x3b << 2)
+
+/*
+ * Meson8/Meson8b/Meson8m2 only expose the power management registers of the
+ * AO-bus as syscon. 0x3a from GX translates to 0x02, 0x3b translates to 0x03
+ * and so on.
+ */
+#define MESON8_AO_RTI_GEN_PWR_SLEEP0 (0x02 << 2)
+#define MESON8_AO_RTI_GEN_PWR_ISO0 (0x03 << 2)
/* HHI Offsets */
@@ -67,17 +76,24 @@ struct meson_ee_pwrc_domain_data {
/* TOP Power Domains */
static struct meson_ee_pwrc_top_domain g12a_pwrc_vpu = {
- .sleep_reg = AO_RTI_GEN_PWR_SLEEP0,
+ .sleep_reg = GX_AO_RTI_GEN_PWR_SLEEP0,
+ .sleep_mask = BIT(8),
+ .iso_reg = GX_AO_RTI_GEN_PWR_SLEEP0,
+ .iso_mask = BIT(9),
+};
+
+static struct meson_ee_pwrc_top_domain meson8_pwrc_vpu = {
+ .sleep_reg = MESON8_AO_RTI_GEN_PWR_SLEEP0,
.sleep_mask = BIT(8),
- .iso_reg = AO_RTI_GEN_PWR_SLEEP0,
+ .iso_reg = MESON8_AO_RTI_GEN_PWR_SLEEP0,
.iso_mask = BIT(9),
};
#define SM1_EE_PD(__bit) \
{ \
- .sleep_reg = AO_RTI_GEN_PWR_SLEEP0, \
+ .sleep_reg = GX_AO_RTI_GEN_PWR_SLEEP0, \
.sleep_mask = BIT(__bit), \
- .iso_reg = AO_RTI_GEN_PWR_ISO0, \
+ .iso_reg = GX_AO_RTI_GEN_PWR_ISO0, \
.iso_mask = BIT(__bit), \
}
@@ -124,10 +140,20 @@ static struct meson_ee_pwrc_mem_domain g12a_pwrc_mem_vpu[] = {
VPU_HHI_MEMPD(HHI_MEM_PD_REG0),
};
-static struct meson_ee_pwrc_mem_domain g12a_pwrc_mem_eth[] = {
+static struct meson_ee_pwrc_mem_domain meson_pwrc_mem_eth[] = {
{ HHI_MEM_PD_REG0, GENMASK(3, 2) },
};
+static struct meson_ee_pwrc_mem_domain meson8_pwrc_audio_dsp_mem[] = {
+ { HHI_MEM_PD_REG0, GENMASK(1, 0) },
+};
+
+static struct meson_ee_pwrc_mem_domain meson8_pwrc_mem_vpu[] = {
+ VPU_MEMPD(HHI_VPU_MEM_PD_REG0),
+ VPU_MEMPD(HHI_VPU_MEM_PD_REG1),
+ VPU_HHI_MEMPD(HHI_MEM_PD_REG0),
+};
+
static struct meson_ee_pwrc_mem_domain sm1_pwrc_mem_vpu[] = {
VPU_MEMPD(HHI_VPU_MEM_PD_REG0),
VPU_MEMPD(HHI_VPU_MEM_PD_REG1),
@@ -201,7 +227,27 @@ static bool pwrc_ee_get_power(struct meson_ee_pwrc_domain *pwrc_domain);
static struct meson_ee_pwrc_domain_desc g12a_pwrc_domains[] = {
[PWRC_G12A_VPU_ID] = VPU_PD("VPU", &g12a_pwrc_vpu, g12a_pwrc_mem_vpu,
pwrc_ee_get_power, 11, 2),
- [PWRC_G12A_ETH_ID] = MEM_PD("ETH", g12a_pwrc_mem_eth),
+ [PWRC_G12A_ETH_ID] = MEM_PD("ETH", meson_pwrc_mem_eth),
+};
+
+static struct meson_ee_pwrc_domain_desc meson8_pwrc_domains[] = {
+ [PWRC_MESON8_VPU_ID] = VPU_PD("VPU", &meson8_pwrc_vpu,
+ meson8_pwrc_mem_vpu, pwrc_ee_get_power,
+ 0, 1),
+ [PWRC_MESON8_ETHERNET_MEM_ID] = MEM_PD("ETHERNET_MEM",
+ meson_pwrc_mem_eth),
+ [PWRC_MESON8_AUDIO_DSP_MEM_ID] = MEM_PD("AUDIO_DSP_MEM",
+ meson8_pwrc_audio_dsp_mem),
+};
+
+static struct meson_ee_pwrc_domain_desc meson8b_pwrc_domains[] = {
+ [PWRC_MESON8_VPU_ID] = VPU_PD("VPU", &meson8_pwrc_vpu,
+ meson8_pwrc_mem_vpu, pwrc_ee_get_power,
+ 11, 1),
+ [PWRC_MESON8_ETHERNET_MEM_ID] = MEM_PD("ETHERNET_MEM",
+ meson_pwrc_mem_eth),
+ [PWRC_MESON8_AUDIO_DSP_MEM_ID] = MEM_PD("AUDIO_DSP_MEM",
+ meson8_pwrc_audio_dsp_mem),
};
static struct meson_ee_pwrc_domain_desc sm1_pwrc_domains[] = {
@@ -216,7 +262,7 @@ static struct meson_ee_pwrc_domain_desc sm1_pwrc_domains[] = {
[PWRC_SM1_GE2D_ID] = TOP_PD("GE2D", &sm1_pwrc_ge2d, sm1_pwrc_mem_ge2d,
pwrc_ee_get_power),
[PWRC_SM1_AUDIO_ID] = MEM_PD("AUDIO", sm1_pwrc_mem_audio),
- [PWRC_SM1_ETH_ID] = MEM_PD("ETH", g12a_pwrc_mem_eth),
+ [PWRC_SM1_ETH_ID] = MEM_PD("ETH", meson_pwrc_mem_eth),
};
struct meson_ee_pwrc_domain {
@@ -470,6 +516,16 @@ static struct meson_ee_pwrc_domain_data meson_ee_g12a_pwrc_data = {
.domains = g12a_pwrc_domains,
};
+static struct meson_ee_pwrc_domain_data meson_ee_m8_pwrc_data = {
+ .count = ARRAY_SIZE(meson8_pwrc_domains),
+ .domains = meson8_pwrc_domains,
+};
+
+static struct meson_ee_pwrc_domain_data meson_ee_m8b_pwrc_data = {
+ .count = ARRAY_SIZE(meson8b_pwrc_domains),
+ .domains = meson8b_pwrc_domains,
+};
+
static struct meson_ee_pwrc_domain_data meson_ee_sm1_pwrc_data = {
.count = ARRAY_SIZE(sm1_pwrc_domains),
.domains = sm1_pwrc_domains,
@@ -477,6 +533,18 @@ static struct meson_ee_pwrc_domain_data meson_ee_sm1_pwrc_data = {
static const struct of_device_id meson_ee_pwrc_match_table[] = {
{
+ .compatible = "amlogic,meson8-pwrc",
+ .data = &meson_ee_m8_pwrc_data,
+ },
+ {
+ .compatible = "amlogic,meson8b-pwrc",
+ .data = &meson_ee_m8b_pwrc_data,
+ },
+ {
+ .compatible = "amlogic,meson8m2-pwrc",
+ .data = &meson_ee_m8b_pwrc_data,
+ },
+ {
.compatible = "amlogic,meson-g12a-pwrc",
.data = &meson_ee_g12a_pwrc_data,
},