Re: [PATCH 3/3] soc: rockchip: power-domain: Add power domain support for rk3576

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hi,

This submission is also required for the pd of rk3576.

commit feb16e5db3c5e6ff7f18bc3c850c3758fad87caa
Author: Finley Xiao <finley.xiao@xxxxxxxxxxxxxx>
Date:   Tue May 14 17:40:24 2024 +0800

    soc: rockchip: power-domain: Add memory reset support for rk3576

    This fixes panic when pd power on.
    rockchip-pm-domain 27380000.power-management:power-controller: failed to set domain 'nputop', target_on= 1, val=0
    Kernel panic - not syncing: panic_on_set_domain set ...
    Call trace:
    dump_backtrace+0xf4/0x114
    show_stack+0x18/0x24
    dump_stack_lvl+0x6c/0x90
    dump_stack+0x18/0x38
    panic+0x14c/0x338
    rockchip_do_pmu_set_power_domain+0x640/0x644
    rockchip_pd_power+0x154/0x350
    rockchip_pd_power_on+0x24/0x30
    genpd_power_on+0x1d4/0x2ec
    genpd_power_on+0x7c/0x2ec
    genpd_runtime_resume+0xb0/0x384
    __rpm_callback+0x7c/0x3c4
    rpm_resume+0x43c/0x678
    __pm_runtime_resume+0x4c/0x90
    rknpu_power_on+0xa0/0x2d8
    __rknpu_action_ioctl+0x54/0x230
    drm_ioctl_kernel+0x80/0xf8
    drm_ioctl+0x2d4/0x554
    __arm64_sys_ioctl+0x90/0xc8
    invoke_syscall+0x40/0x104
    el0_svc_common+0xbc/0x168
    do_el0_svc+0x1c/0x28
    el0_svc+0x1c/0x68
    el0t_64_sync_handler+0x68/0xb4
    el0t_64_sync+0x164/0x168

    Signed-off-by: Finley Xiao <finley.xiao@xxxxxxxxxxxxxx>
    Change-Id: Ic73413d48335ef6bc57f3793ba6e3b39d4ecd100

diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c
index 1bd9b8280667..8bb2a5904f83 100644
--- a/drivers/soc/rockchip/pm_domains.c
+++ b/drivers/soc/rockchip/pm_domains.c
@@ -341,6 +341,7 @@ static void rockchip_pmu_unlock(struct rockchip_pm_domain *pd)
        .pwr_w_mask = (pwr) << 16,                      \
        .pwr_mask = (pwr),                              \
        .status_mask = (status),                        \
+       .mem_status_mask = (r_status),                  \
        .repair_status_mask = (r_status),               \
        .req_offset = r_offset,                         \
        .req_w_mask = (req) << 16,                      \
@@ -2287,6 +2288,9 @@ static const struct rockchip_pmu_info rk3568_pmu = {
 static const struct rockchip_pmu_info rk3576_pmu = {
        .pwr_offset = 0x210,
        .status_offset = 0x230,
+       .chain_status_offset = 0x248,
+       .mem_status_offset = 0x250,
+       .mem_pwr_offset = 0x300,
        .req_offset = 0x110,
        .idle_offset = 0x128,
        .ack_offset = 0x120,

在 2024/8/2 23:15, Detlev Casanova 写道:
From: Finley Xiao <finley.xiao@xxxxxxxxxxxxxx>

This driver is modified to support RK3576 SoCs and lists the power domains.

Signed-off-by: Finley Xiao <finley.xiao@xxxxxxxxxxxxxx>
Signed-off-by: Detlev Casanova <detlev.casanova@xxxxxxxxxxxxx>
---
  drivers/pmdomain/rockchip/pm-domains.c | 69 ++++++++++++++++++++++++--
  1 file changed, 66 insertions(+), 3 deletions(-)

diff --git a/drivers/pmdomain/rockchip/pm-domains.c b/drivers/pmdomain/rockchip/pm-domains.c
index 9b76b62869d0d..f0330bb51685f 100644
--- a/drivers/pmdomain/rockchip/pm-domains.c
+++ b/drivers/pmdomain/rockchip/pm-domains.c
@@ -33,6 +33,7 @@
  #include <dt-bindings/power/rk3368-power.h>
  #include <dt-bindings/power/rk3399-power.h>
  #include <dt-bindings/power/rk3568-power.h>
+#include <dt-bindings/power/rk3576-power.h>
  #include <dt-bindings/power/rk3588-power.h>
struct rockchip_domain_info {
@@ -50,6 +51,7 @@ struct rockchip_domain_info {
  	u32 pwr_offset;
  	u32 mem_offset;
  	u32 req_offset;
+	u32 delay_us;
  };
struct rockchip_pmu_info {
@@ -144,9 +146,26 @@ struct rockchip_pmu {
  	.active_wakeup = wakeup,			\
  }
-#define DOMAIN_RK3036(_name, req, ack, idle, wakeup) \
+#define DOMAIN_M_O_R_G(_name, p_offset, pwr, status, r_status, r_offset, req, idle, ack, g_mask, delay, wakeup)	\
  {							\
-	.name = _name,				\
+	.name = _name,					\
+	.pwr_offset = p_offset,				\
+	.pwr_w_mask = (pwr) << 16,			\
+	.pwr_mask = (pwr),				\
+	.status_mask = (status),			\
+	.repair_status_mask = (r_status),		\
+	.req_offset = r_offset,				\
+	.req_w_mask = (req) << 16,			\
+	.req_mask = (req),				\
+	.idle_mask = (idle),				\
+	.ack_mask = (ack),				\
+	.delay_us = delay,				\
+	.active_wakeup = wakeup,			\
+}
+
+#define DOMAIN_RK3036(_name, req, ack, idle, wakeup)	\
+{							\
+	.name = _name,					\
  	.req_mask = (req),				\
  	.req_w_mask = (req) << 16,			\
  	.ack_mask = (ack),				\
@@ -175,6 +194,9 @@ struct rockchip_pmu {
  #define DOMAIN_RK3568(name, pwr, req, wakeup)		\
  	DOMAIN_M(name, pwr, pwr, req, req, req, wakeup)
+#define DOMAIN_RK3576(name, p_offset, pwr, status, r_status, r_offset, req, idle, g_mask, delay, wakeup) \
+	DOMAIN_M_O_R_G(name, p_offset, pwr, status, r_status, r_offset, req, idle, idle, g_mask, delay, wakeup)
+
  /*
   * Dynamic Memory Controller may need to coordinate with us -- see
   * rockchip_pmu_block().
@@ -552,7 +574,10 @@ static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on)
  			/* if powering up, leave idle mode */
  			rockchip_pmu_set_idle_request(pd, false);
- rockchip_pmu_restore_qos(pd);
+			if (pd->info->delay_us)
+				udelay(pd->info->delay_us);
+			else
+				rockchip_pmu_restore_qos(pd);
  		}
clk_bulk_disable(pd->num_clks, pd->clks);
@@ -1106,6 +1131,28 @@ static const struct rockchip_domain_info rk3568_pm_domains[] = {
  	[RK3568_PD_PIPE]	= DOMAIN_RK3568("pipe", BIT(8), BIT(11), false),
  };
+static const struct rockchip_domain_info rk3576_pm_domains[] = {
+	[RK3576_PD_NPU]		= DOMAIN_RK3576("npu",    0x0, BIT(0),  BIT(0), 0,       0x0, 0,       0,       0,       0,    false),
+	[RK3576_PD_NVM]		= DOMAIN_RK3576("nvm",    0x0, BIT(6),  0,      BIT(6),  0x4, BIT(2),  BIT(18), BIT(2),  0,    false),
+	[RK3576_PD_SDGMAC]	= DOMAIN_RK3576("sdgmac", 0x0, BIT(7),  0,      BIT(7),  0x4, BIT(1),  BIT(17), 0x6,     0,    false),
+	[RK3576_PD_AUDIO]	= DOMAIN_RK3576("audio",  0x0, BIT(8),  0,      BIT(8),  0x4, BIT(0),  BIT(16), BIT(0),  0,    false),
+	[RK3576_PD_PHP]		= DOMAIN_RK3576("php",    0x0, BIT(9),  0,      BIT(9),  0x0, BIT(15), BIT(15), BIT(15), 0,    false),
+	[RK3576_PD_SUBPHP]	= DOMAIN_RK3576("subphp", 0x0, BIT(10), 0,      BIT(10), 0x0, 0,       0,       0,       0,    false),
+	[RK3576_PD_VOP]		= DOMAIN_RK3576("vop",    0x0, BIT(11), 0,      BIT(11), 0x0, 0x6000,  0x6000,  0x6000,  15,   false),
+	[RK3576_PD_VO1]		= DOMAIN_RK3576("vo1",    0x0, BIT(14), 0,      BIT(14), 0x0, BIT(12), BIT(12), 0x7000,  0,    false),
+	[RK3576_PD_VO0]		= DOMAIN_RK3576("vo0",    0x0, BIT(15), 0,      BIT(15), 0x0, BIT(11), BIT(11), 0x6800,  0,    false),
+	[RK3576_PD_USB]		= DOMAIN_RK3576("usb",    0x4, BIT(0),  0,      BIT(16), 0x0, BIT(10), BIT(10), 0x6400,  0,    true),
+	[RK3576_PD_VI]		= DOMAIN_RK3576("vi",     0x4, BIT(1),  0,      BIT(17), 0x0, BIT(9),  BIT(9),  BIT(9),  0,    false),
+	[RK3576_PD_VEPU0]	= DOMAIN_RK3576("vepu0",  0x4, BIT(2),  0,      BIT(18), 0x0, BIT(7),  BIT(7),  0x280,   0,    false),
+	[RK3576_PD_VEPU1]	= DOMAIN_RK3576("vepu1",  0x4, BIT(3),  0,      BIT(19), 0x0, BIT(8),  BIT(8),  BIT(8),  0,    false),
+	[RK3576_PD_VDEC]	= DOMAIN_RK3576("vdec",   0x4, BIT(4),  0,      BIT(20), 0x0, BIT(6),  BIT(6),  BIT(6),  0,    false),
+	[RK3576_PD_VPU]		= DOMAIN_RK3576("vpu",    0x4, BIT(5),  0,      BIT(21), 0x0, BIT(5),  BIT(5),  BIT(5),  0,    false),
+	[RK3576_PD_NPUTOP]	= DOMAIN_RK3576("nputop", 0x4, BIT(6),  0,      BIT(22), 0x0, 0x18,    0x18,    0x18,    15,   false),
+	[RK3576_PD_NPU0]	= DOMAIN_RK3576("npu0",   0x4, BIT(7),  0,      BIT(23), 0x0, BIT(1),  BIT(1),  0x1a,    0,    false),
+	[RK3576_PD_NPU1]	= DOMAIN_RK3576("npu1",   0x4, BIT(8),  0,      BIT(24), 0x0, BIT(2),  BIT(2),  0x1c,    0,    false),
+	[RK3576_PD_GPU]		= DOMAIN_RK3576("gpu",    0x4, BIT(9),  0,      BIT(25), 0x0, BIT(0),  BIT(0),  BIT(0),  0,    false),
+};
+
  static const struct rockchip_domain_info rk3588_pm_domains[] = {
  	[RK3588_PD_GPU]		= DOMAIN_RK3588("gpu",     0x0, BIT(0),  0,       0x0, 0,       BIT(1),  0x0, BIT(0),  BIT(0),  false),
  	[RK3588_PD_NPU]		= DOMAIN_RK3588("npu",     0x0, BIT(1),  BIT(1),  0x0, 0,       0,       0x0, 0,       0,       false),
@@ -1284,6 +1331,18 @@ static const struct rockchip_pmu_info rk3568_pmu = {
  	.domain_info = rk3568_pm_domains,
  };
+static const struct rockchip_pmu_info rk3576_pmu = {
+	.pwr_offset = 0x210,
+	.status_offset = 0x230,
+	.req_offset = 0x110,
+	.idle_offset = 0x128,
+	.ack_offset = 0x120,
+	.repair_status_offset = 0x570,
+
+	.num_domains = ARRAY_SIZE(rk3576_pm_domains),
+	.domain_info = rk3576_pm_domains,
+};
+
  static const struct rockchip_pmu_info rk3588_pmu = {
  	.pwr_offset = 0x14c,
  	.status_offset = 0x180,
@@ -1359,6 +1418,10 @@ static const struct of_device_id rockchip_pm_domain_dt_match[] = {
  		.compatible = "rockchip,rk3568-power-controller",
  		.data = (void *)&rk3568_pmu,
  	},
+	{
+		.compatible = "rockchip,rk3576-power-controller",
+		.data = (void *)&rk3576_pmu,
+	},
  	{
  		.compatible = "rockchip,rk3588-power-controller",
  		.data = (void *)&rk3588_pmu,

--
张晴
瑞芯微电子股份有限公司
Rockchip Electronics Co.,Ltd
地址:福建省福州市铜盘路软件大道89号软件园A区21号楼
Add:No.21 Building, A District, No.89 Software Boulevard Fuzhou, Fujian 350003, P.R.China
Tel:+86-0591-83991906-8601
邮编:350003
E-mail:elaine.zhang@xxxxxxxxxxxxxx
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