* [PATCH 1/2] soc: imx: imx93: add ported source driver for pmdomain from linux
2025-11-19 15:25 [PATCH 0/2] imx93-pmdomain: add imx93-src, imx93-pd and media-blk-ctrl drivers from linux Michael Grzeschik
@ 2025-11-19 15:25 ` Michael Grzeschik
2025-11-19 15:25 ` [PATCH 2/2] pmdomain: imx: imx93-blk-ctrl: add ported driver " Michael Grzeschik
2025-11-20 8:00 ` [PATCH 0/2] imx93-pmdomain: add imx93-src, imx93-pd and media-blk-ctrl drivers " Sascha Hauer
2 siblings, 0 replies; 4+ messages in thread
From: Michael Grzeschik @ 2025-11-19 15:25 UTC (permalink / raw)
To: Sascha Hauer, BAREBOX
The src driver is populating all power domains that are controlled by
the system reset controller. Currently supported power domain is the
mediamix power domain.
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
---
arch/arm/mach-imx/imx9.c | 3 +
drivers/pmdomain/imx/Makefile | 1 +
drivers/pmdomain/imx/imx93-pd.c | 151 ++++++++++++++++++++++++++++++++++++++++
drivers/soc/imx/Makefile | 1 +
drivers/soc/imx/imx93-src.c | 30 ++++++++
5 files changed, 186 insertions(+)
diff --git a/arch/arm/mach-imx/imx9.c b/arch/arm/mach-imx/imx9.c
index dd4fbf099e601dda3c01a4e2d64a9552d2f616e5..25ba7e444843ea5ae817dd8103074e5a50fb48f0 100644
--- a/arch/arm/mach-imx/imx9.c
+++ b/arch/arm/mach-imx/imx9.c
@@ -2,6 +2,7 @@
#include <init.h>
#include <common.h>
+#include <pm_domain.h>
#include <linux/clk.h>
#include <mach/imx/generic.h>
#include <mach/imx/ele.h>
@@ -184,5 +185,7 @@ int imx93_init(void)
of_register_fixup(of_optee_fixup, &optee_fixup_data);
}
+ genpd_activate();
+
return 0;
}
diff --git a/drivers/pmdomain/imx/Makefile b/drivers/pmdomain/imx/Makefile
index 1364944d5ac52dd2faf7002a9df1f3263d48891c..f35ac69f70cd0f403b20c32638f93bbdb34f6b9a 100644
--- a/drivers/pmdomain/imx/Makefile
+++ b/drivers/pmdomain/imx/Makefile
@@ -1,3 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_IMX_GPCV2_PM_DOMAINS) += gpcv2.o
obj-$(CONFIG_IMX8M_BLK_CTRL) += imx8mp-blk-ctrl.o
+obj-$(CONFIG_ARCH_IMX93) += imx93-pd.o
diff --git a/drivers/pmdomain/imx/imx93-pd.c b/drivers/pmdomain/imx/imx93-pd.c
new file mode 100644
index 0000000000000000000000000000000000000000..3222fc17e9d02adbb6792df27d5a0fb97fc5c305
--- /dev/null
+++ b/drivers/pmdomain/imx/imx93-pd.c
@@ -0,0 +1,151 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2022 NXP
+ */
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/iopoll.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <pm_domain.h>
+
+#define MIX_SLICE_SW_CTRL_OFF 0x20
+#define SLICE_SW_CTRL_PSW_CTRL_OFF_MASK BIT(4)
+#define SLICE_SW_CTRL_PDN_SOFT_MASK BIT(31)
+
+#define MIX_FUNC_STAT_OFF 0xB4
+
+#define FUNC_STAT_PSW_STAT_MASK BIT(0)
+#define FUNC_STAT_RST_STAT_MASK BIT(2)
+#define FUNC_STAT_ISO_STAT_MASK BIT(4)
+#define FUNC_STAT_SSAR_STAT_MASK BIT(8)
+
+struct imx93_power_domain {
+ struct generic_pm_domain genpd;
+ struct device *dev;
+ void __iomem *addr;
+ struct clk_bulk_data *clks;
+ int num_clks;
+};
+
+#define to_imx93_pd(_genpd) container_of(_genpd, struct imx93_power_domain, genpd)
+
+static int imx93_pd_on(struct generic_pm_domain *genpd)
+{
+ struct imx93_power_domain *domain = to_imx93_pd(genpd);
+ void __iomem *addr = domain->addr;
+ u32 val;
+ int ret;
+
+ ret = clk_bulk_prepare_enable(domain->num_clks, domain->clks);
+ if (ret) {
+ dev_err(domain->dev, "failed to enable clocks for domain: %s\n", genpd->name);
+ return ret;
+ }
+
+ val = readl(addr + MIX_SLICE_SW_CTRL_OFF);
+ val &= ~SLICE_SW_CTRL_PDN_SOFT_MASK;
+ writel(val, addr + MIX_SLICE_SW_CTRL_OFF);
+
+ ret = readl_poll_timeout(addr + MIX_FUNC_STAT_OFF, val,
+ !(val & FUNC_STAT_SSAR_STAT_MASK), 10000);
+ if (ret) {
+ dev_err(domain->dev, "pd_on timeout: name: %s, stat: %x\n", genpd->name, val);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int imx93_pd_off(struct generic_pm_domain *genpd)
+{
+ struct imx93_power_domain *domain = to_imx93_pd(genpd);
+ void __iomem *addr = domain->addr;
+ int ret;
+ u32 val;
+
+ /* Power off MIX */
+ val = readl(addr + MIX_SLICE_SW_CTRL_OFF);
+ val |= SLICE_SW_CTRL_PDN_SOFT_MASK;
+ writel(val, addr + MIX_SLICE_SW_CTRL_OFF);
+
+ ret = readl_poll_timeout(addr + MIX_FUNC_STAT_OFF, val,
+ val & FUNC_STAT_PSW_STAT_MASK, 10000);
+ if (ret) {
+ dev_err(domain->dev, "pd_off timeout: name: %s, stat: %x\n", genpd->name, val);
+ return ret;
+ }
+
+ clk_bulk_disable_unprepare(domain->num_clks, domain->clks);
+
+ return 0;
+};
+
+static int imx93_pd_probe(struct device *dev)
+{
+ struct device_node *np = dev->of_node;
+ struct imx93_power_domain *domain;
+ bool init_off;
+ int ret;
+
+ domain = devm_kzalloc(dev, sizeof(*domain), GFP_KERNEL);
+ if (!domain)
+ return -ENOMEM;
+
+ domain->addr = dev_platform_ioremap_resource(dev, 0);
+ if (IS_ERR(domain->addr))
+ return PTR_ERR(domain->addr);
+
+ domain->num_clks = clk_bulk_get_all(dev, &domain->clks);
+ if (domain->num_clks < 0)
+ return dev_err_probe(dev, domain->num_clks, "Failed to get domain's clocks\n");
+
+ domain->genpd.name = dev_name(dev);
+ domain->genpd.power_off = imx93_pd_off;
+ domain->genpd.power_on = imx93_pd_on;
+ domain->dev = dev;
+
+ init_off = readl(domain->addr + MIX_FUNC_STAT_OFF) & FUNC_STAT_ISO_STAT_MASK;
+ /* Just to sync the status of hardware */
+ if (!init_off) {
+ ret = clk_bulk_prepare_enable(domain->num_clks, domain->clks);
+ if (ret)
+ return dev_err_probe(domain->dev, ret,
+ "failed to enable clocks for domain: %s\n",
+ domain->genpd.name);
+ }
+
+ ret = pm_genpd_init(&domain->genpd, NULL, init_off);
+ if (ret)
+ goto err_clk_unprepare;
+
+ ret = of_genpd_add_provider_simple(np, &domain->genpd);
+ if (ret)
+ goto err_genpd_remove;
+
+ return 0;
+
+err_genpd_remove:
+ pm_genpd_remove(&domain->genpd);
+
+err_clk_unprepare:
+ if (!init_off)
+ clk_bulk_disable_unprepare(domain->num_clks, domain->clks);
+
+ return ret;
+}
+
+static const struct of_device_id imx93_pd_ids[] = {
+ { .compatible = "fsl,imx93-src-slice" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, imx93_pd_ids);
+
+static struct driver imx93_power_domain_driver = {
+ .name = "imx93_power_domain",
+ .of_match_table = imx93_pd_ids,
+ .probe = imx93_pd_probe,
+};
+coredevice_platform_driver(imx93_power_domain_driver);
+MODULE_LICENSE("GPL");
diff --git a/drivers/soc/imx/Makefile b/drivers/soc/imx/Makefile
index 65b2677f7ad5e3826655424efbc3ecd9e2ac5604..53ee0b8f5b3c7451083bdbbd47a76744ebc2b7c5 100644
--- a/drivers/soc/imx/Makefile
+++ b/drivers/soc/imx/Makefile
@@ -1,3 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_IMX8M_FEATCTRL) += imx8m-featctrl.o
obj-$(CONFIG_ARCH_IMX8M) += soc-imx8m.o
+obj-$(CONFIG_ARCH_IMX93) += imx93-src.o
diff --git a/drivers/soc/imx/imx93-src.c b/drivers/soc/imx/imx93-src.c
new file mode 100644
index 0000000000000000000000000000000000000000..4889948141b0f669259306d52862158894557569
--- /dev/null
+++ b/drivers/soc/imx/imx93-src.c
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2022 NXP
+ */
+
+#include <init.h>
+#include <driver.h>
+#include <linux/module.h>
+
+static int imx93_src_probe(struct device *dev)
+{
+ return of_platform_populate(dev->of_node, NULL, dev);
+}
+
+static const struct of_device_id imx93_src_ids[] = {
+ { .compatible = "fsl,imx93-src" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, imx93_src_ids);
+
+static struct driver imx93_src_driver = {
+ .name = "imx93_src",
+ .probe = imx93_src_probe,
+ .of_compatible = imx93_src_ids,
+};
+core_platform_driver(imx93_src_driver);
+
+MODULE_AUTHOR("Peng Fan <peng.fan@nxp.com>");
+MODULE_DESCRIPTION("NXP i.MX93 src driver");
+MODULE_LICENSE("GPL");
--
2.47.3
^ permalink raw reply [flat|nested] 4+ messages in thread* [PATCH 2/2] pmdomain: imx: imx93-blk-ctrl: add ported driver from linux
2025-11-19 15:25 [PATCH 0/2] imx93-pmdomain: add imx93-src, imx93-pd and media-blk-ctrl drivers from linux Michael Grzeschik
2025-11-19 15:25 ` [PATCH 1/2] soc: imx: imx93: add ported source driver for pmdomain " Michael Grzeschik
@ 2025-11-19 15:25 ` Michael Grzeschik
2025-11-20 8:00 ` [PATCH 0/2] imx93-pmdomain: add imx93-src, imx93-pd and media-blk-ctrl drivers " Sascha Hauer
2 siblings, 0 replies; 4+ messages in thread
From: Michael Grzeschik @ 2025-11-19 15:25 UTC (permalink / raw)
To: Sascha Hauer, BAREBOX
Add i.MX93 mediamix blk ctrl support.
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
---
drivers/pmdomain/imx/Kconfig | 10 +-
drivers/pmdomain/imx/Makefile | 1 +
drivers/pmdomain/imx/imx93-blk-ctrl.c | 395 ++++++++++++++++++++++++++++++++++
3 files changed, 404 insertions(+), 2 deletions(-)
diff --git a/drivers/pmdomain/imx/Kconfig b/drivers/pmdomain/imx/Kconfig
index f611a69f78b2953a15629c4262936202287a1516..9cd772dfb575e8415e2218e3ba589c28a0592d9d 100644
--- a/drivers/pmdomain/imx/Kconfig
+++ b/drivers/pmdomain/imx/Kconfig
@@ -3,9 +3,9 @@ menu "i.MX PM Domains"
config IMX_GPCV2_PM_DOMAINS
bool "i.MX GPCv2 PM domains"
- depends on ARCH_IMX7 || ARCH_IMX8M || COMPILE_TEST
+ depends on ARCH_IMX7 || ARCH_IMX8M || ARCH_IMX93 || COMPILE_TEST
select PM_GENERIC_DOMAINS
- default y if ARCH_IMX7 || ARCH_IMX8M
+ default y if ARCH_IMX7 || ARCH_IMX8M || ARCH_IMX93
config IMX8M_BLK_CTRL
bool "i.MX8MP HSIO blk-ctrl" if COMPILE_TEST
@@ -13,4 +13,10 @@ config IMX8M_BLK_CTRL
depends on PM_GENERIC_DOMAINS
depends on COMMON_CLK
+config IMX93_BLK_CTRL
+ bool "i.MX93 MEDIA blk-ctrl" if COMPILE_TEST
+ default ARCH_IMX93 && IMX_GPCV2_PM_DOMAINS
+ depends on PM_GENERIC_DOMAINS
+ depends on COMMON_CLK
+
endmenu
diff --git a/drivers/pmdomain/imx/Makefile b/drivers/pmdomain/imx/Makefile
index f35ac69f70cd0f403b20c32638f93bbdb34f6b9a..5597eb41ebe11f0c630c80523b4d11ddba3da6ed 100644
--- a/drivers/pmdomain/imx/Makefile
+++ b/drivers/pmdomain/imx/Makefile
@@ -2,3 +2,4 @@
obj-$(CONFIG_IMX_GPCV2_PM_DOMAINS) += gpcv2.o
obj-$(CONFIG_IMX8M_BLK_CTRL) += imx8mp-blk-ctrl.o
obj-$(CONFIG_ARCH_IMX93) += imx93-pd.o
+obj-$(CONFIG_IMX93_BLK_CTRL) += imx93-blk-ctrl.o
diff --git a/drivers/pmdomain/imx/imx93-blk-ctrl.c b/drivers/pmdomain/imx/imx93-blk-ctrl.c
new file mode 100644
index 0000000000000000000000000000000000000000..ebbd8a02fafcee49be91250515157b0d470df027
--- /dev/null
+++ b/drivers/pmdomain/imx/imx93-blk-ctrl.c
@@ -0,0 +1,395 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2022 NXP, Peng Fan <peng.fan@nxp.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <of.h>
+#include <of_device.h>
+#include <pm_domain.h>
+#include <linux/sizes.h>
+
+#include <dt-bindings/power/fsl,imx93-power.h>
+
+#define BLK_SFT_RSTN 0x0
+#define BLK_CLK_EN 0x4
+#define BLK_MAX_CLKS 4
+
+#define DOMAIN_MAX_CLKS 4
+
+#define LCDIF_QOS_REG 0xC
+#define LCDIF_DEFAULT_QOS_OFF 12
+#define LCDIF_CFG_QOS_OFF 8
+
+#define PXP_QOS_REG 0x10
+#define PXP_R_DEFAULT_QOS_OFF 28
+#define PXP_R_CFG_QOS_OFF 24
+#define PXP_W_DEFAULT_QOS_OFF 20
+#define PXP_W_CFG_QOS_OFF 16
+
+#define ISI_CACHE_REG 0x14
+
+#define ISI_QOS_REG 0x1C
+#define ISI_V_DEFAULT_QOS_OFF 28
+#define ISI_V_CFG_QOS_OFF 24
+#define ISI_U_DEFAULT_QOS_OFF 20
+#define ISI_U_CFG_QOS_OFF 16
+#define ISI_Y_R_DEFAULT_QOS_OFF 12
+#define ISI_Y_R_CFG_QOS_OFF 8
+#define ISI_Y_W_DEFAULT_QOS_OFF 4
+#define ISI_Y_W_CFG_QOS_OFF 0
+
+#define PRIO_MASK 0xF
+
+#define PRIO(X) (X)
+
+struct imx93_blk_ctrl_domain;
+
+struct imx93_blk_ctrl {
+ struct device *dev;
+ struct regmap *regmap;
+ int num_clks;
+ struct clk_bulk_data clks[BLK_MAX_CLKS];
+ struct imx93_blk_ctrl_domain *domains;
+ struct genpd_onecell_data onecell_data;
+};
+
+#define DOMAIN_MAX_QOS 4
+
+struct imx93_blk_ctrl_qos {
+ u32 reg;
+ u32 cfg_off;
+ u32 default_prio;
+ u32 cfg_prio;
+};
+
+struct imx93_blk_ctrl_domain_data {
+ const char *name;
+ const char * const *clk_names;
+ int num_clks;
+ u32 rst_mask;
+ u32 clk_mask;
+ int num_qos;
+ struct imx93_blk_ctrl_qos qos[DOMAIN_MAX_QOS];
+};
+
+struct imx93_blk_ctrl_domain {
+ struct generic_pm_domain genpd;
+ const struct imx93_blk_ctrl_domain_data *data;
+ struct clk_bulk_data clks[DOMAIN_MAX_CLKS];
+ struct imx93_blk_ctrl *bc;
+};
+
+struct imx93_blk_ctrl_data {
+ const struct imx93_blk_ctrl_domain_data *domains;
+ int num_domains;
+ const char * const *clk_names;
+ int num_clks;
+ const struct regmap_access_table *reg_access_table;
+};
+
+static inline struct imx93_blk_ctrl_domain *
+to_imx93_blk_ctrl_domain(struct generic_pm_domain *genpd)
+{
+ return container_of(genpd, struct imx93_blk_ctrl_domain, genpd);
+}
+
+static int imx93_blk_ctrl_set_qos(struct imx93_blk_ctrl_domain *domain)
+{
+ const struct imx93_blk_ctrl_domain_data *data = domain->data;
+ struct imx93_blk_ctrl *bc = domain->bc;
+ const struct imx93_blk_ctrl_qos *qos;
+ u32 val, mask;
+ int i;
+
+ for (i = 0; i < data->num_qos; i++) {
+ qos = &data->qos[i];
+
+ mask = PRIO_MASK << qos->cfg_off;
+ mask |= PRIO_MASK << (qos->cfg_off + 4);
+ val = qos->cfg_prio << qos->cfg_off;
+ val |= qos->default_prio << (qos->cfg_off + 4);
+
+ regmap_write_bits(bc->regmap, qos->reg, mask, val);
+
+ dev_dbg(bc->dev, "data->qos[i].reg 0x%x 0x%x\n", qos->reg, val);
+ }
+
+ return 0;
+}
+
+static int imx93_blk_ctrl_power_on(struct generic_pm_domain *genpd)
+{
+ struct imx93_blk_ctrl_domain *domain = to_imx93_blk_ctrl_domain(genpd);
+ const struct imx93_blk_ctrl_domain_data *data = domain->data;
+ struct imx93_blk_ctrl *bc = domain->bc;
+ int ret;
+
+ ret = clk_bulk_prepare_enable(bc->num_clks, bc->clks);
+ if (ret) {
+ dev_err(bc->dev, "failed to enable bus clocks\n");
+ return ret;
+ }
+
+ ret = clk_bulk_prepare_enable(data->num_clks, domain->clks);
+ if (ret) {
+ clk_bulk_disable_unprepare(bc->num_clks, bc->clks);
+ dev_err(bc->dev, "failed to enable clocks\n");
+ return ret;
+ }
+
+ ret = pm_runtime_resume_and_get_genpd(bc->dev);
+ if (ret < 0) {
+ dev_err(bc->dev, "failed to power up domain\n");
+ goto disable_clk;
+ }
+
+ /* ungate clk */
+ regmap_clear_bits(bc->regmap, BLK_CLK_EN, data->clk_mask);
+
+ /* release reset */
+ regmap_set_bits(bc->regmap, BLK_SFT_RSTN, data->rst_mask);
+
+ dev_dbg(bc->dev, "pd_on: name: %s\n", genpd->name);
+
+ return imx93_blk_ctrl_set_qos(domain);
+
+disable_clk:
+ clk_bulk_disable_unprepare(data->num_clks, domain->clks);
+
+ clk_bulk_disable_unprepare(bc->num_clks, bc->clks);
+
+ return ret;
+}
+
+static int imx93_blk_ctrl_power_off(struct generic_pm_domain *genpd)
+{
+ struct imx93_blk_ctrl_domain *domain = to_imx93_blk_ctrl_domain(genpd);
+ const struct imx93_blk_ctrl_domain_data *data = domain->data;
+ struct imx93_blk_ctrl *bc = domain->bc;
+
+ dev_dbg(bc->dev, "pd_off: name: %s\n", genpd->name);
+
+ regmap_clear_bits(bc->regmap, BLK_SFT_RSTN, data->rst_mask);
+ regmap_set_bits(bc->regmap, BLK_CLK_EN, data->clk_mask);
+
+ pm_runtime_put_genpd(bc->dev);
+
+ clk_bulk_disable_unprepare(data->num_clks, domain->clks);
+
+ clk_bulk_disable_unprepare(bc->num_clks, bc->clks);
+
+ return 0;
+}
+
+static int imx93_blk_ctrl_probe(struct device *dev)
+{
+ const struct imx93_blk_ctrl_data *bc_data;
+ struct imx93_blk_ctrl *bc;
+ void __iomem *base;
+ int i, ret;
+
+ struct regmap_config regmap_config = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+ .max_register = SZ_4K,
+ };
+
+ bc = devm_kzalloc(dev, sizeof(*bc), GFP_KERNEL);
+ if (!bc)
+ return -ENOMEM;
+
+ bc->dev = dev;
+
+ bc_data = of_device_get_match_data(dev);
+
+ base = dev_platform_ioremap_resource(dev, 0);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ bc->regmap = regmap_init_mmio(dev, base, ®map_config);
+ if (IS_ERR(bc->regmap))
+ return dev_err_probe(dev, PTR_ERR(bc->regmap),
+ "failed to init regmap\n");
+
+ bc->domains = devm_kcalloc(dev, bc_data->num_domains,
+ sizeof(struct imx93_blk_ctrl_domain),
+ GFP_KERNEL);
+ if (!bc->domains)
+ return -ENOMEM;
+
+ bc->onecell_data.num_domains = bc_data->num_domains;
+ bc->onecell_data.domains =
+ devm_kcalloc(dev, bc_data->num_domains,
+ sizeof(struct generic_pm_domain *), GFP_KERNEL);
+ if (!bc->onecell_data.domains)
+ return -ENOMEM;
+
+ for (i = 0; i < bc_data->num_clks; i++)
+ bc->clks[i].id = bc_data->clk_names[i];
+ bc->num_clks = bc_data->num_clks;
+
+ ret = clk_bulk_get(dev, bc->num_clks, bc->clks);
+ if (ret) {
+ dev_err_probe(dev, ret, "failed to get bus clock\n");
+ return ret;
+ }
+
+ for (i = 0; i < bc_data->num_domains; i++) {
+ const struct imx93_blk_ctrl_domain_data *data = &bc_data->domains[i];
+ struct imx93_blk_ctrl_domain *domain = &bc->domains[i];
+ int j;
+
+ domain->data = data;
+
+ for (j = 0; j < data->num_clks; j++)
+ domain->clks[j].id = data->clk_names[j];
+
+ ret = clk_bulk_get(dev, data->num_clks, domain->clks);
+ if (ret) {
+ dev_err_probe(dev, ret, "failed to get clock\n");
+ goto cleanup_pds;
+ }
+
+ domain->genpd.name = data->name;
+ domain->genpd.power_on = imx93_blk_ctrl_power_on;
+ domain->genpd.power_off = imx93_blk_ctrl_power_off;
+ domain->bc = bc;
+
+ ret = pm_genpd_init(&domain->genpd, NULL, true);
+ if (ret) {
+ dev_err_probe(dev, ret, "failed to init power domain\n");
+ goto cleanup_pds;
+ }
+
+ bc->onecell_data.domains[i] = &domain->genpd;
+ }
+
+ ret = of_genpd_add_provider_onecell(dev->of_node, &bc->onecell_data);
+ if (ret) {
+ dev_err_probe(dev, ret, "failed to add power domain provider\n");
+ goto cleanup_pds;
+ }
+
+ return 0;
+
+cleanup_pds:
+ for (i--; i >= 0; i--)
+ pm_genpd_remove(&bc->domains[i].genpd);
+
+ return ret;
+}
+
+static const struct imx93_blk_ctrl_domain_data imx93_media_blk_ctl_domain_data[] = {
+ [IMX93_MEDIABLK_PD_MIPI_DSI] = {
+ .name = "mediablk-mipi-dsi",
+ .clk_names = (const char *[]){ "dsi" },
+ .num_clks = 1,
+ .rst_mask = BIT(11) | BIT(12),
+ .clk_mask = BIT(11) | BIT(12),
+ },
+ [IMX93_MEDIABLK_PD_MIPI_CSI] = {
+ .name = "mediablk-mipi-csi",
+ .clk_names = (const char *[]){ "cam", "csi" },
+ .num_clks = 2,
+ .rst_mask = BIT(9) | BIT(10),
+ .clk_mask = BIT(9) | BIT(10),
+ },
+ [IMX93_MEDIABLK_PD_PXP] = {
+ .name = "mediablk-pxp",
+ .clk_names = (const char *[]){ "pxp" },
+ .num_clks = 1,
+ .rst_mask = BIT(7) | BIT(8),
+ .clk_mask = BIT(7) | BIT(8),
+ .num_qos = 2,
+ .qos = {
+ {
+ .reg = PXP_QOS_REG,
+ .cfg_off = PXP_R_CFG_QOS_OFF,
+ .default_prio = PRIO(3),
+ .cfg_prio = PRIO(6),
+ }, {
+ .reg = PXP_QOS_REG,
+ .cfg_off = PXP_W_CFG_QOS_OFF,
+ .default_prio = PRIO(3),
+ .cfg_prio = PRIO(6),
+ }
+ }
+ },
+ [IMX93_MEDIABLK_PD_LCDIF] = {
+ .name = "mediablk-lcdif",
+ .clk_names = (const char *[]){ "disp", "lcdif" },
+ .num_clks = 2,
+ .rst_mask = BIT(4) | BIT(5) | BIT(6),
+ .clk_mask = BIT(4) | BIT(5) | BIT(6),
+ .num_qos = 1,
+ .qos = {
+ {
+ .reg = LCDIF_QOS_REG,
+ .cfg_off = LCDIF_CFG_QOS_OFF,
+ .default_prio = PRIO(3),
+ .cfg_prio = PRIO(7),
+ }
+ }
+ },
+ [IMX93_MEDIABLK_PD_ISI] = {
+ .name = "mediablk-isi",
+ .clk_names = (const char *[]){ "isi" },
+ .num_clks = 1,
+ .rst_mask = BIT(2) | BIT(3),
+ .clk_mask = BIT(2) | BIT(3),
+ .num_qos = 4,
+ .qos = {
+ {
+ .reg = ISI_QOS_REG,
+ .cfg_off = ISI_Y_W_CFG_QOS_OFF,
+ .default_prio = PRIO(3),
+ .cfg_prio = PRIO(7),
+ }, {
+ .reg = ISI_QOS_REG,
+ .cfg_off = ISI_Y_R_CFG_QOS_OFF,
+ .default_prio = PRIO(3),
+ .cfg_prio = PRIO(7),
+ }, {
+ .reg = ISI_QOS_REG,
+ .cfg_off = ISI_U_CFG_QOS_OFF,
+ .default_prio = PRIO(3),
+ .cfg_prio = PRIO(7),
+ }, {
+ .reg = ISI_QOS_REG,
+ .cfg_off = ISI_V_CFG_QOS_OFF,
+ .default_prio = PRIO(3),
+ .cfg_prio = PRIO(7),
+ }
+ }
+ },
+};
+
+static const struct imx93_blk_ctrl_data imx93_media_blk_ctl_dev_data = {
+ .domains = imx93_media_blk_ctl_domain_data,
+ .num_domains = ARRAY_SIZE(imx93_media_blk_ctl_domain_data),
+ .clk_names = (const char *[]){ "axi", "apb", "nic", },
+ .num_clks = 3,
+};
+
+static const struct of_device_id imx93_blk_ctrl_of_match[] = {
+ {
+ .compatible = "fsl,imx93-media-blk-ctrl",
+ .data = &imx93_media_blk_ctl_dev_data
+ }, {
+ /* Sentinel */
+ }
+};
+MODULE_DEVICE_TABLE(of, imx93_blk_ctrl_of_match);
+
+static struct driver imx93_blk_ctrl_driver = {
+ .probe = imx93_blk_ctrl_probe,
+ .name = "imx93-blk-ctrl",
+ .of_match_table = imx93_blk_ctrl_of_match,
+};
+coredevice_platform_driver(imx93_blk_ctrl_driver);
+MODULE_LICENSE("GPL");
--
2.47.3
^ permalink raw reply [flat|nested] 4+ messages in thread