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authorNeil Armstrong <narmstrong@baylibre.com>2020-09-17 08:47:02 +0200
committerKevin Hilman <khilman@baylibre.com>2020-09-18 22:22:14 +0200
commit525054782a74d28503c3f585e00d9860d67d7ad1 (patch)
tree0d6b08446197ee557d4e10a7dd2ba7e38a748957 /drivers/soc/amlogic
parentdt-bindings: power: amlogic, meson-ee-pwrc: add Amlogic AXG power controller ... (diff)
downloadlinux-525054782a74d28503c3f585e00d9860d67d7ad1.tar.xz
linux-525054782a74d28503c3f585e00d9860d67d7ad1.zip
soc: amlogic: meson-ee-pwrc: add support for the Meson AXG SoCs
The Power Controller in the Amlogic AXG SoCs is similar to the GXL one but with less VPU memory domains to enable and a supplementary Audio memory power domain. Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Kevin Hilman <khilman@baylibre.com> Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Link: https://lore.kernel.org/r/20200917064702.1459-3-narmstrong@baylibre.com
Diffstat (limited to 'drivers/soc/amlogic')
-rw-r--r--drivers/soc/amlogic/meson-ee-pwrc.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/soc/amlogic/meson-ee-pwrc.c b/drivers/soc/amlogic/meson-ee-pwrc.c
index 43665b77aa9e..9fd97ad02806 100644
--- a/drivers/soc/amlogic/meson-ee-pwrc.c
+++ b/drivers/soc/amlogic/meson-ee-pwrc.c
@@ -15,6 +15,7 @@
#include <linux/reset.h>
#include <linux/clk.h>
#include <dt-bindings/power/meson8-power.h>
+#include <dt-bindings/power/meson-axg-power.h>
#include <dt-bindings/power/meson-g12a-power.h>
#include <dt-bindings/power/meson-gxbb-power.h>
#include <dt-bindings/power/meson-sm1-power.h>
@@ -134,6 +135,11 @@ static struct meson_ee_pwrc_top_domain sm1_pwrc_ge2d = SM1_EE_PD(19);
{ __reg, BIT(14) }, \
{ __reg, BIT(15) }
+static struct meson_ee_pwrc_mem_domain axg_pwrc_mem_vpu[] = {
+ VPU_MEMPD(HHI_VPU_MEM_PD_REG0),
+ VPU_HHI_MEMPD(HHI_MEM_PD_REG0),
+};
+
static struct meson_ee_pwrc_mem_domain g12a_pwrc_mem_vpu[] = {
VPU_MEMPD(HHI_VPU_MEM_PD_REG0),
VPU_MEMPD(HHI_VPU_MEM_PD_REG1),
@@ -190,6 +196,10 @@ static struct meson_ee_pwrc_mem_domain sm1_pwrc_mem_ge2d[] = {
{ HHI_MEM_PD_REG0, GENMASK(25, 18) },
};
+static struct meson_ee_pwrc_mem_domain axg_pwrc_mem_audio[] = {
+ { HHI_MEM_PD_REG0, GENMASK(5, 4) },
+};
+
static struct meson_ee_pwrc_mem_domain sm1_pwrc_mem_audio[] = {
{ HHI_MEM_PD_REG0, GENMASK(5, 4) },
{ HHI_AUDIO_MEM_PD_REG0, GENMASK(1, 0) },
@@ -231,6 +241,13 @@ static struct meson_ee_pwrc_mem_domain sm1_pwrc_mem_audio[] = {
static bool pwrc_ee_get_power(struct meson_ee_pwrc_domain *pwrc_domain);
+static struct meson_ee_pwrc_domain_desc axg_pwrc_domains[] = {
+ [PWRC_AXG_VPU_ID] = VPU_PD("VPU", &gx_pwrc_vpu, axg_pwrc_mem_vpu,
+ pwrc_ee_get_power, 5, 2),
+ [PWRC_AXG_ETHERNET_MEM_ID] = MEM_PD("ETH", meson_pwrc_mem_eth),
+ [PWRC_AXG_AUDIO_ID] = MEM_PD("AUDIO", axg_pwrc_mem_audio),
+};
+
static struct meson_ee_pwrc_domain_desc g12a_pwrc_domains[] = {
[PWRC_G12A_VPU_ID] = VPU_PD("VPU", &gx_pwrc_vpu, g12a_pwrc_mem_vpu,
pwrc_ee_get_power, 11, 2),
@@ -529,6 +546,11 @@ 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_axg_pwrc_data = {
+ .count = ARRAY_SIZE(axg_pwrc_domains),
+ .domains = axg_pwrc_domains,
+};
+
static struct meson_ee_pwrc_domain_data meson_ee_gxbb_pwrc_data = {
.count = ARRAY_SIZE(gxbb_pwrc_domains),
.domains = gxbb_pwrc_domains,
@@ -563,6 +585,10 @@ static const struct of_device_id meson_ee_pwrc_match_table[] = {
.data = &meson_ee_m8b_pwrc_data,
},
{
+ .compatible = "amlogic,meson-axg-pwrc",
+ .data = &meson_ee_axg_pwrc_data,
+ },
+ {
.compatible = "amlogic,meson-gxbb-pwrc",
.data = &meson_ee_gxbb_pwrc_data,
},