From 9991d055500e3bf03cfce5b3ccbfe45cefcbdf40 Mon Sep 17 00:00:00 2001 From: Andrey Smirnov Date: Tue, 5 Feb 2019 13:54:03 -0800 Subject: soc: imx: gpcv2: add support for i.MX8MQ SoC Port of a Linux commit 685efffe37c921cf1d56dd3c8617dc67bc343a99 The GPCv2 on the Freescale i.MX8MQ SoC works in the same way as the GPCv2 on the i.MX7, but only controls more power domains with a different mapping. Signed-off-by: Lucas Stach Acked-by: Rob Herring Signed-off-by: Shawn Guo Signed-off-by: Andrey Smirnov Signed-off-by: Sascha Hauer --- drivers/soc/imx/Kconfig | 8 +-- drivers/soc/imx/Makefile | 2 +- drivers/soc/imx/gpcv2.c | 175 +++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 180 insertions(+), 5 deletions(-) (limited to 'drivers/soc') diff --git a/drivers/soc/imx/Kconfig b/drivers/soc/imx/Kconfig index a78a9e3967..32ec76feaf 100644 --- a/drivers/soc/imx/Kconfig +++ b/drivers/soc/imx/Kconfig @@ -1,9 +1,9 @@ menu "i.MX SoC drivers" -config IMX7_PM_DOMAINS - bool "i.MX7 PM domains" - depends on ARCH_IMX7 +config IMX_GPCV2_PM_DOMAINS + bool "i.MX GPCv2 PM domains" + depends on ARCH_IMX7 || ARCH_IMX8MQ select PM_GENERIC_DOMAINS - default y if ARCH_IMX7 + default y if ARCH_IMX7 || ARCH_IMX8MQ endmenu diff --git a/drivers/soc/imx/Makefile b/drivers/soc/imx/Makefile index b039f77dc1..d60056c7b6 100644 --- a/drivers/soc/imx/Makefile +++ b/drivers/soc/imx/Makefile @@ -1 +1 @@ -obj-$(CONFIG_IMX7_PM_DOMAINS) += gpcv2.o +obj-$(CONFIG_IMX_GPCV2_PM_DOMAINS) += gpcv2.o diff --git a/drivers/soc/imx/gpcv2.c b/drivers/soc/imx/gpcv2.c index 24a6b96c1e..bc373ecf40 100644 --- a/drivers/soc/imx/gpcv2.c +++ b/drivers/soc/imx/gpcv2.c @@ -21,23 +21,55 @@ #include #include +#include + #define GPC_LPCR_A_BSC 0x000 #define GPC_PGC_CPU_MAPPING 0x0ec + #define IMX7_USB_HSIC_PHY_A_DOMAIN BIT(6) #define IMX7_USB_OTG2_PHY_A_DOMAIN BIT(5) #define IMX7_USB_OTG1_PHY_A_DOMAIN BIT(4) #define IMX7_PCIE_PHY_A_DOMAIN BIT(3) #define IMX7_MIPI_PHY_A_DOMAIN BIT(2) +#define IMX8M_PCIE2_A53_DOMAIN BIT(15) +#define IMX8M_MIPI_CSI2_A53_DOMAIN BIT(14) +#define IMX8M_MIPI_CSI1_A53_DOMAIN BIT(13) +#define IMX8M_DISP_A53_DOMAIN BIT(12) +#define IMX8M_HDMI_A53_DOMAIN BIT(11) +#define IMX8M_VPU_A53_DOMAIN BIT(10) +#define IMX8M_GPU_A53_DOMAIN BIT(9) +#define IMX8M_DDR2_A53_DOMAIN BIT(8) +#define IMX8M_DDR1_A53_DOMAIN BIT(7) +#define IMX8M_OTG2_A53_DOMAIN BIT(5) +#define IMX8M_OTG1_A53_DOMAIN BIT(4) +#define IMX8M_PCIE1_A53_DOMAIN BIT(3) +#define IMX8M_MIPI_A53_DOMAIN BIT(2) + #define GPC_PU_PGC_SW_PUP_REQ 0x0f8 #define GPC_PU_PGC_SW_PDN_REQ 0x104 + #define IMX7_USB_HSIC_PHY_SW_Pxx_REQ BIT(4) #define IMX7_USB_OTG2_PHY_SW_Pxx_REQ BIT(3) #define IMX7_USB_OTG1_PHY_SW_Pxx_REQ BIT(2) #define IMX7_PCIE_PHY_SW_Pxx_REQ BIT(1) #define IMX7_MIPI_PHY_SW_Pxx_REQ BIT(0) +#define IMX8M_PCIE2_SW_Pxx_REQ BIT(13) +#define IMX8M_MIPI_CSI2_SW_Pxx_REQ BIT(12) +#define IMX8M_MIPI_CSI1_SW_Pxx_REQ BIT(11) +#define IMX8M_DISP_SW_Pxx_REQ BIT(10) +#define IMX8M_HDMI_SW_Pxx_REQ BIT(9) +#define IMX8M_VPU_SW_Pxx_REQ BIT(8) +#define IMX8M_GPU_SW_Pxx_REQ BIT(7) +#define IMX8M_DDR2_SW_Pxx_REQ BIT(6) +#define IMX8M_DDR1_SW_Pxx_REQ BIT(5) +#define IMX8M_OTG2_SW_Pxx_REQ BIT(3) +#define IMX8M_OTG1_SW_Pxx_REQ BIT(2) +#define IMX8M_PCIE1_SW_Pxx_REQ BIT(1) +#define IMX8M_MIPI_SW_Pxx_REQ BIT(0) + #define GPC_M4_PU_PDN_FLG 0x1bc /* @@ -49,6 +81,20 @@ #define IMX7_PGC_MIPI 16 #define IMX7_PGC_PCIE 17 #define IMX7_PGC_USB_HSIC 20 + + +#define IMX8M_PGC_MIPI 16 +#define IMX8M_PGC_PCIE1 17 +#define IMX8M_PGC_OTG1 18 +#define IMX8M_PGC_OTG2 19 +#define IMX8M_PGC_DDR1 21 +#define IMX8M_PGC_GPU 23 +#define IMX8M_PGC_VPU 24 +#define IMX8M_PGC_DISP 26 +#define IMX8M_PGC_MIPI_CSI1 27 +#define IMX8M_PGC_MIPI_CSI2 28 +#define IMX8M_PGC_PCIE2 29 + #define GPC_PGC_CTRL(n) (0x800 + (n) * 0x40) #define GPC_PGC_SR(n) (GPC_PGC_CTRL(n) + 0xc) @@ -203,6 +249,134 @@ static const struct imx_pgc_domain_data imx7_pgc_domain_data = { .domains_num = ARRAY_SIZE(imx7_pgc_domains), }; +static const struct imx_pgc_domain imx8m_pgc_domains[] = { + [IMX8M_POWER_DOMAIN_MIPI] = { + .genpd = { + .name = "mipi", + }, + .bits = { + .pxx = IMX8M_MIPI_SW_Pxx_REQ, + .map = IMX8M_MIPI_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_MIPI, + }, + + [IMX8M_POWER_DOMAIN_PCIE1] = { + .genpd = { + .name = "pcie1", + }, + .bits = { + .pxx = IMX8M_PCIE1_SW_Pxx_REQ, + .map = IMX8M_PCIE1_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_PCIE1, + }, + + [IMX8M_POWER_DOMAIN_USB_OTG1] = { + .genpd = { + .name = "usb-otg1", + }, + .bits = { + .pxx = IMX8M_OTG1_SW_Pxx_REQ, + .map = IMX8M_OTG1_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_OTG1, + }, + + [IMX8M_POWER_DOMAIN_USB_OTG2] = { + .genpd = { + .name = "usb-otg2", + }, + .bits = { + .pxx = IMX8M_OTG2_SW_Pxx_REQ, + .map = IMX8M_OTG2_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_OTG2, + }, + + [IMX8M_POWER_DOMAIN_DDR1] = { + .genpd = { + .name = "ddr1", + }, + .bits = { + .pxx = IMX8M_DDR1_SW_Pxx_REQ, + .map = IMX8M_DDR2_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_DDR1, + }, + + [IMX8M_POWER_DOMAIN_GPU] = { + .genpd = { + .name = "gpu", + }, + .bits = { + .pxx = IMX8M_GPU_SW_Pxx_REQ, + .map = IMX8M_GPU_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_GPU, + }, + + [IMX8M_POWER_DOMAIN_VPU] = { + .genpd = { + .name = "vpu", + }, + .bits = { + .pxx = IMX8M_VPU_SW_Pxx_REQ, + .map = IMX8M_VPU_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_VPU, + }, + + [IMX8M_POWER_DOMAIN_DISP] = { + .genpd = { + .name = "disp", + }, + .bits = { + .pxx = IMX8M_DISP_SW_Pxx_REQ, + .map = IMX8M_DISP_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_DISP, + }, + + [IMX8M_POWER_DOMAIN_MIPI_CSI1] = { + .genpd = { + .name = "mipi-csi1", + }, + .bits = { + .pxx = IMX8M_MIPI_CSI1_SW_Pxx_REQ, + .map = IMX8M_MIPI_CSI1_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_MIPI_CSI1, + }, + + [IMX8M_POWER_DOMAIN_MIPI_CSI2] = { + .genpd = { + .name = "mipi-csi2", + }, + .bits = { + .pxx = IMX8M_MIPI_CSI2_SW_Pxx_REQ, + .map = IMX8M_MIPI_CSI2_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_MIPI_CSI2, + }, + + [IMX8M_POWER_DOMAIN_PCIE2] = { + .genpd = { + .name = "pcie2", + }, + .bits = { + .pxx = IMX8M_PCIE2_SW_Pxx_REQ, + .map = IMX8M_PCIE2_A53_DOMAIN, + }, + .pgc = IMX8M_PGC_PCIE2, + }, +}; + +static const struct imx_pgc_domain_data imx8m_pgc_domain_data = { + .domains = imx8m_pgc_domains, + .domains_num = ARRAY_SIZE(imx8m_pgc_domains), +}; + static int imx_pgc_domain_probe(struct device_d *dev) { struct imx_pgc_domain *domain = dev->priv; @@ -312,6 +486,7 @@ static int imx_gpcv2_probe(struct device_d *dev) static const struct of_device_id imx_gpcv2_dt_ids[] = { { .compatible = "fsl,imx7d-gpc", .data = &imx7_pgc_domain_data }, + { .compatible = "fsl,imx8mq-gpc", .data = &imx8m_pgc_domain_data, }, { } }; -- cgit v1.2.3