Merge tag 'amlogic-drivers' of https://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/drivers

soc: amlogic: driver updates for v5.10
- misc. pm-domain updates

* tag 'amlogic-drivers' of https://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
  soc: amlogic: pm-domains: use always-on flag
  soc: amlogic: meson-ee-pwrc: add support for the Meson AXG SoCs
  dt-bindings: power: amlogic, meson-ee-pwrc: add Amlogic AXG power controller bindings

Link: https://lore.kernel.org/r/7hblhukjzx.fsf@baylibre.com
Signed-off-by: Olof Johansson <olof@lixom.net>

Author: olofj

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:

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),
@@ -433,8 +450,8 @@ static int meson_ee_pwrc_init_domain(struct platform_device *pdev,
 		if (ret)
 			return ret;
 
-		ret = pm_genpd_init(&dom->base, &pm_domain_always_on_gov,
-				    false);
+		dom->base.flags = GENPD_FLAG_ALWAYS_ON;
+		ret = pm_genpd_init(&dom->base, NULL, false);
 		if (ret)
 			return ret;
 	} else {
@@ -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,

drivers/soc/amlogic/meson-gx-pwrc-vpu.c

@@ -339,8 +339,8 @@ static int meson_gx_pwrc_vpu_probe(struct platform_device *pdev)
 			return ret;
 	}
 
-	pm_genpd_init(&vpu_pd->genpd, &pm_domain_always_on_gov,
-		      powered_off);
+	vpu_pd->genpd.flags = GENPD_FLAG_ALWAYS_ON;
+	pm_genpd_init(&vpu_pd->genpd, NULL, powered_off);
 
 	return of_genpd_add_provider_simple(pdev->dev.of_node,
 					    &vpu_pd->genpd);

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