Power-domain support for Rockchip socs px30, rk3128, rk3228 and rk3036.

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Merge tag 'v4.18-rockchip-drivers-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into next/drivers

Power-domain support for Rockchip socs px30, rk3128, rk3228 and rk3036.

* tag 'v4.18-rockchip-drivers-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
  soc: rockchip: power-domain: add power domain support for px30
  dt-bindings: power: add binding for px30 power domains
  dt-bindings: power: add PX30 SoCs header for power-domain
  soc: rockchip: power-domain: add power domain support for rk3228
  dt-bindings: power: add binding for rk3228 power domains
  dt-bindings: power: add RK3228 SoCs header for power-domain
  soc: rockchip: power-domain: add power domain support for rk3128
  dt-bindings: power: add binding for rk3128 power domains
  dt-bindings: power: add RK3128 SoCs header for power-domain
  soc: rockchip: power-domain: add power domain support for rk3036
  dt-bindings: power: add binding for rk3036 power domains
  dt-bindings: power: add RK3036 SoCs header for power-domain

Signed-off-by: Olof Johansson <olof@lixom.net>

Documentation/devicetree/bindings/soc/rockchip/power_domain.txt

@@ -5,6 +5,10 @@ powered up/down by software based on different application scenes to save power.
 
 Required properties for power domain controller:
 - compatible: Should be one of the following.
+	"rockchip,px30-power-controller" - for PX30 SoCs.
+	"rockchip,rk3036-power-controller" - for RK3036 SoCs.
+	"rockchip,rk3128-power-controller" - for RK3128 SoCs.
+	"rockchip,rk3228-power-controller" - for RK3228 SoCs.
 	"rockchip,rk3288-power-controller" - for RK3288 SoCs.
 	"rockchip,rk3328-power-controller" - for RK3328 SoCs.
 	"rockchip,rk3366-power-controller" - for RK3366 SoCs.
@@ -17,6 +21,10 @@ Required properties for power domain controller:
 
 Required properties for power domain sub nodes:
 - reg: index of the power domain, should use macros in:
+	"include/dt-bindings/power/px30-power.h" - for PX30 type power domain.
+	"include/dt-bindings/power/rk3036-power.h" - for RK3036 type power domain.
+	"include/dt-bindings/power/rk3128-power.h" - for RK3128 type power domain.
+	"include/dt-bindings/power/rk3228-power.h" - for RK3228 type power domain.
 	"include/dt-bindings/power/rk3288-power.h" - for RK3288 type power domain.
 	"include/dt-bindings/power/rk3328-power.h" - for RK3328 type power domain.
 	"include/dt-bindings/power/rk3366-power.h" - for RK3366 type power domain.
@@ -93,6 +101,10 @@ Node of a device using power domains must have a power-domains property,
 containing a phandle to the power device node and an index specifying which
 power domain to use.
 The index should use macros in:
+	"include/dt-bindings/power/px30-power.h" - for px30 type power domain.
+	"include/dt-bindings/power/rk3036-power.h" - for rk3036 type power domain.
+	"include/dt-bindings/power/rk3128-power.h" - for rk3128 type power domain.
+	"include/dt-bindings/power/rk3128-power.h" - for rk3228 type power domain.
 	"include/dt-bindings/power/rk3288-power.h" - for rk3288 type power domain.
 	"include/dt-bindings/power/rk3328-power.h" - for rk3328 type power domain.
 	"include/dt-bindings/power/rk3366-power.h" - for rk3366 type power domain.

drivers/soc/rockchip/pm_domains.c

@@ -18,6 +18,10 @@
 #include <linux/clk.h>
 #include <linux/regmap.h>
 #include <linux/mfd/syscon.h>
+#include <dt-bindings/power/px30-power.h>
+#include <dt-bindings/power/rk3036-power.h>
+#include <dt-bindings/power/rk3128-power.h>
+#include <dt-bindings/power/rk3228-power.h>
 #include <dt-bindings/power/rk3288-power.h>
 #include <dt-bindings/power/rk3328-power.h>
 #include <dt-bindings/power/rk3366-power.h>
@@ -103,6 +107,18 @@ struct rockchip_pmu {
 	.active_wakeup = wakeup,			\
 }
 
+#define DOMAIN_RK3036(req, ack, idle, wakeup)		\
+{							\
+	.req_mask = (req >= 0) ? BIT(req) : 0,		\
+	.req_w_mask = (req >= 0) ?  BIT(req + 16) : 0,	\
+	.ack_mask = (ack >= 0) ? BIT(ack) : 0,		\
+	.idle_mask = (idle >= 0) ? BIT(idle) : 0,	\
+	.active_wakeup = wakeup,			\
+}
+
+#define DOMAIN_PX30(pwr, status, req, wakeup)		\
+	DOMAIN_M(pwr, status, req, (req) + 16, req, wakeup)
+
 #define DOMAIN_RK3288(pwr, status, req, wakeup)		\
 	DOMAIN(pwr, status, req, req, (req) + 16, wakeup)
 
@@ -701,6 +717,49 @@ static int rockchip_pm_domain_probe(struct platform_device *pdev)
 	return error;
 }
 
+static const struct rockchip_domain_info px30_pm_domains[] = {
+	[PX30_PD_USB]		= DOMAIN_PX30(5, 5, 10, false),
+	[PX30_PD_SDCARD]	= DOMAIN_PX30(8, 8, 9, false),
+	[PX30_PD_GMAC]		= DOMAIN_PX30(10, 10, 6, false),
+	[PX30_PD_MMC_NAND]	= DOMAIN_PX30(11, 11, 5, false),
+	[PX30_PD_VPU]		= DOMAIN_PX30(12, 12, 14, false),
+	[PX30_PD_VO]		= DOMAIN_PX30(13, 13, 7, false),
+	[PX30_PD_VI]		= DOMAIN_PX30(14, 14, 8, false),
+	[PX30_PD_GPU]		= DOMAIN_PX30(15, 15, 2, false),
+};
+
+static const struct rockchip_domain_info rk3036_pm_domains[] = {
+	[RK3036_PD_MSCH]	= DOMAIN_RK3036(14, 23, 30, true),
+	[RK3036_PD_CORE]	= DOMAIN_RK3036(13, 17, 24, false),
+	[RK3036_PD_PERI]	= DOMAIN_RK3036(12, 18, 25, false),
+	[RK3036_PD_VIO]		= DOMAIN_RK3036(11, 19, 26, false),
+	[RK3036_PD_VPU]		= DOMAIN_RK3036(10, 20, 27, false),
+	[RK3036_PD_GPU]		= DOMAIN_RK3036(9, 21, 28, false),
+	[RK3036_PD_SYS]		= DOMAIN_RK3036(8, 22, 29, false),
+};
+
+static const struct rockchip_domain_info rk3128_pm_domains[] = {
+	[RK3128_PD_CORE]	= DOMAIN_RK3288(0, 0, 4, false),
+	[RK3128_PD_MSCH]	= DOMAIN_RK3288(-1, -1, 6, true),
+	[RK3128_PD_VIO]		= DOMAIN_RK3288(3, 3, 2, false),
+	[RK3128_PD_VIDEO]	= DOMAIN_RK3288(2, 2, 1, false),
+	[RK3128_PD_GPU]		= DOMAIN_RK3288(1, 1, 3, false),
+};
+
+static const struct rockchip_domain_info rk3228_pm_domains[] = {
+	[RK3228_PD_CORE]	= DOMAIN_RK3036(0, 0, 16, true),
+	[RK3228_PD_MSCH]	= DOMAIN_RK3036(1, 1, 17, true),
+	[RK3228_PD_BUS]		= DOMAIN_RK3036(2, 2, 18, true),
+	[RK3228_PD_SYS]		= DOMAIN_RK3036(3, 3, 19, true),
+	[RK3228_PD_VIO]		= DOMAIN_RK3036(4, 4, 20, false),
+	[RK3228_PD_VOP]		= DOMAIN_RK3036(5, 5, 21, false),
+	[RK3228_PD_VPU]		= DOMAIN_RK3036(6, 6, 22, false),
+	[RK3228_PD_RKVDEC]	= DOMAIN_RK3036(7, 7, 23, false),
+	[RK3228_PD_GPU]		= DOMAIN_RK3036(8, 8, 24, false),
+	[RK3228_PD_PERI]	= DOMAIN_RK3036(9, 9, 25, true),
+	[RK3228_PD_GMAC]	= DOMAIN_RK3036(10, 10, 26, false),
+};
+
 static const struct rockchip_domain_info rk3288_pm_domains[] = {
 	[RK3288_PD_VIO]		= DOMAIN_RK3288(7, 7, 4, false),
 	[RK3288_PD_HEVC]	= DOMAIN_RK3288(14, 10, 9, false),
@@ -768,6 +827,46 @@ static const struct rockchip_domain_info rk3399_pm_domains[] = {
 	[RK3399_PD_SDIOAUDIO]	= DOMAIN_RK3399(31, 31, 29, true),
 };
 
+static const struct rockchip_pmu_info px30_pmu = {
+	.pwr_offset = 0x18,
+	.status_offset = 0x20,
+	.req_offset = 0x64,
+	.idle_offset = 0x6c,
+	.ack_offset = 0x6c,
+
+	.num_domains = ARRAY_SIZE(px30_pm_domains),
+	.domain_info = px30_pm_domains,
+};
+
+static const struct rockchip_pmu_info rk3036_pmu = {
+	.req_offset = 0x148,
+	.idle_offset = 0x14c,
+	.ack_offset = 0x14c,
+
+	.num_domains = ARRAY_SIZE(rk3036_pm_domains),
+	.domain_info = rk3036_pm_domains,
+};
+
+static const struct rockchip_pmu_info rk3128_pmu = {
+	.pwr_offset = 0x04,
+	.status_offset = 0x08,
+	.req_offset = 0x0c,
+	.idle_offset = 0x10,
+	.ack_offset = 0x10,
+
+	.num_domains = ARRAY_SIZE(rk3128_pm_domains),
+	.domain_info = rk3128_pm_domains,
+};
+
+static const struct rockchip_pmu_info rk3228_pmu = {
+	.req_offset = 0x40c,
+	.idle_offset = 0x488,
+	.ack_offset = 0x488,
+
+	.num_domains = ARRAY_SIZE(rk3228_pm_domains),
+	.domain_info = rk3228_pm_domains,
+};
+
 static const struct rockchip_pmu_info rk3288_pmu = {
 	.pwr_offset = 0x08,
 	.status_offset = 0x0c,
@@ -842,6 +941,22 @@ static const struct rockchip_pmu_info rk3399_pmu = {
 };
 
 static const struct of_device_id rockchip_pm_domain_dt_match[] = {
+	{
+		.compatible = "rockchip,px30-power-controller",
+		.data = (void *)&px30_pmu,
+	},
+	{
+		.compatible = "rockchip,rk3036-power-controller",
+		.data = (void *)&rk3036_pmu,
+	},
+	{
+		.compatible = "rockchip,rk3128-power-controller",
+		.data = (void *)&rk3128_pmu,
+	},
+	{
+		.compatible = "rockchip,rk3228-power-controller",
+		.data = (void *)&rk3228_pmu,
+	},
 	{
 		.compatible = "rockchip,rk3288-power-controller",
 		.data = (void *)&rk3288_pmu,

include/dt-bindings/power/px30-power.h

@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __DT_BINDINGS_POWER_PX30_POWER_H__
+#define __DT_BINDINGS_POWER_PX30_POWER_H__
+
+/* VD_CORE */
+#define PX30_PD_A35_0		0
+#define PX30_PD_A35_1		1
+#define PX30_PD_A35_2		2
+#define PX30_PD_A35_3		3
+#define PX30_PD_SCU		4
+
+/* VD_LOGIC */
+#define PX30_PD_USB		5
+#define PX30_PD_DDR		6
+#define PX30_PD_SDCARD		7
+#define PX30_PD_CRYPTO		8
+#define PX30_PD_GMAC		9
+#define PX30_PD_MMC_NAND	10
+#define PX30_PD_VPU		11
+#define PX30_PD_VO		12
+#define PX30_PD_VI		13
+#define PX30_PD_GPU		14
+
+/* VD_PMU */
+#define PX30_PD_PMU		15
+
+#endif

include/dt-bindings/power/rk3036-power.h

@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __DT_BINDINGS_POWER_RK3036_POWER_H__
+#define __DT_BINDINGS_POWER_RK3036_POWER_H__
+
+#define RK3036_PD_MSCH		0
+#define RK3036_PD_CORE		1
+#define RK3036_PD_PERI		2
+#define RK3036_PD_VIO		3
+#define RK3036_PD_VPU		4
+#define RK3036_PD_GPU		5
+#define RK3036_PD_SYS		6
+
+#endif

include/dt-bindings/power/rk3128-power.h

@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __DT_BINDINGS_POWER_RK3128_POWER_H__
+#define __DT_BINDINGS_POWER_RK3128_POWER_H__
+
+/* VD_CORE */
+#define RK3128_PD_CORE		0
+
+/* VD_LOGIC */
+#define RK3128_PD_VIO		1
+#define RK3128_PD_VIDEO		2
+#define RK3128_PD_GPU		3
+#define RK3128_PD_MSCH		4
+
+#endif

include/dt-bindings/power/rk3228-power.h

@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __DT_BINDINGS_POWER_RK3228_POWER_H__
+#define __DT_BINDINGS_POWER_RK3228_POWER_H__
+
+/**
+ * RK3228 idle id Summary.
+ */
+
+#define RK3228_PD_CORE		0
+#define RK3228_PD_MSCH		1
+#define RK3228_PD_BUS		2
+#define RK3228_PD_SYS		3
+#define RK3228_PD_VIO		4
+#define RK3228_PD_VOP		5
+#define RK3228_PD_VPU		6
+#define RK3228_PD_RKVDEC	7
+#define RK3228_PD_GPU		8
+#define RK3228_PD_PERI		9
+#define RK3228_PD_GMAC		10
+
+#endif