* [PATCH v2 1/2] dt-bindings: power: amlogic, meson-ee-pwrc: add Amlogic AXG power controller bindings
2020-09-17 6:47 [PATCH v2 0/2] soc: amlogic: add support for the Meson AXG Power Controller Neil Armstrong
@ 2020-09-17 6:47 ` Neil Armstrong
2020-09-17 6:47 ` [PATCH v2 2/2] soc: amlogic: meson-ee-pwrc: add support for the Meson AXG SoCs Neil Armstrong
2020-09-18 20:23 ` [PATCH v2 0/2] soc: amlogic: add support for the Meson AXG Power Controller Kevin Hilman
2 siblings, 0 replies; 4+ messages in thread
From: Neil Armstrong @ 2020-09-17 6:47 UTC (permalink / raw)
To: khilman, devicetree
Cc: Rob Herring, Neil Armstrong, Martin Blumenstingl, linux-kernel,
linux-amlogic, linux-arm-kernel
This add the bindings of the Power Controller found in the Amlogic AXG SoCs.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
.../bindings/power/amlogic,meson-ee-pwrc.yaml | 23 +++++++++++++++++--
include/dt-bindings/power/meson-axg-power.h | 14 +++++++++++
2 files changed, 35 insertions(+), 2 deletions(-)
create mode 100644 include/dt-bindings/power/meson-axg-power.h
diff --git a/Documentation/devicetree/bindings/power/amlogic,meson-ee-pwrc.yaml b/Documentation/devicetree/bindings/power/amlogic,meson-ee-pwrc.yaml
index 4f524f822e84..d30f85cc395e 100644
--- a/Documentation/devicetree/bindings/power/amlogic,meson-ee-pwrc.yaml
+++ b/Documentation/devicetree/bindings/power/amlogic,meson-ee-pwrc.yaml
@@ -27,6 +27,7 @@ properties:
- amlogic,meson8b-pwrc
- amlogic,meson8m2-pwrc
- amlogic,meson-gxbb-pwrc
+ - amlogic,meson-axg-pwrc
- amlogic,meson-g12a-pwrc
- amlogic,meson-sm1-pwrc
@@ -42,11 +43,11 @@ properties:
- const: vapb
resets:
- minItems: 11
+ minItems: 5
maxItems: 12
reset-names:
- minItems: 11
+ minItems: 5
maxItems: 12
"#power-domain-cells":
@@ -107,6 +108,24 @@ allOf:
- resets
- reset-names
+ - if:
+ properties:
+ compatible:
+ enum:
+ - amlogic,meson-axg-pwrc
+ then:
+ properties:
+ reset-names:
+ items:
+ - const: viu
+ - const: venc
+ - const: vcbus
+ - const: vencl
+ - const: vid_lock
+ required:
+ - resets
+ - reset-names
+
- if:
properties:
compatible:
diff --git a/include/dt-bindings/power/meson-axg-power.h b/include/dt-bindings/power/meson-axg-power.h
new file mode 100644
index 000000000000..e5243884b249
--- /dev/null
+++ b/include/dt-bindings/power/meson-axg-power.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */
+/*
+ * Copyright (c) 2020 BayLibre, SAS
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ */
+
+#ifndef _DT_BINDINGS_MESON_AXG_POWER_H
+#define _DT_BINDINGS_MESON_AXG_POWER_H
+
+#define PWRC_AXG_VPU_ID 0
+#define PWRC_AXG_ETHERNET_MEM_ID 1
+#define PWRC_AXG_AUDIO_ID 2
+
+#endif
--
2.22.0
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^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH v2 2/2] soc: amlogic: meson-ee-pwrc: add support for the Meson AXG SoCs
2020-09-17 6:47 [PATCH v2 0/2] soc: amlogic: add support for the Meson AXG Power Controller Neil Armstrong
2020-09-17 6:47 ` [PATCH v2 1/2] dt-bindings: power: amlogic, meson-ee-pwrc: add Amlogic AXG power controller bindings Neil Armstrong
@ 2020-09-17 6:47 ` Neil Armstrong
2020-09-18 20:23 ` [PATCH v2 0/2] soc: amlogic: add support for the Meson AXG Power Controller Kevin Hilman
2 siblings, 0 replies; 4+ messages in thread
From: Neil Armstrong @ 2020-09-17 6:47 UTC (permalink / raw)
To: khilman
Cc: Martin Blumenstingl, linux-amlogic, linux-kernel,
linux-arm-kernel, Neil Armstrong
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>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
drivers/soc/amlogic/meson-ee-pwrc.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
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,
@@ -562,6 +584,10 @@ static const struct of_device_id meson_ee_pwrc_match_table[] = {
.compatible = "amlogic,meson8m2-pwrc",
.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,
--
2.22.0
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^ permalink raw reply related [flat|nested] 4+ messages in thread