[PATCH 01/25] ARM: initial i.MX9 support
Sascha Hauer
s.hauer at pengutronix.de
Fri Nov 10 04:57:36 PST 2023
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
arch/arm/mach-imx/Kconfig | 17 +++++++++++
arch/arm/mach-imx/Makefile | 5 ++--
arch/arm/mach-imx/cpu_init.c | 42 ++++++++++++++++++++++++++++
arch/arm/mach-imx/imx-bbu-internal.c | 5 ++++
firmware/Kconfig | 3 ++
firmware/Makefile | 1 +
include/mach/imx/bbu.h | 9 ++++++
include/mach/imx/generic.h | 1 +
include/mach/imx/imx9-regs.h | 24 ++++++++++++++++
9 files changed, 105 insertions(+), 2 deletions(-)
create mode 100644 include/mach/imx/imx9-regs.h
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 6a7d90e2c8..358d1ef362 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -31,6 +31,14 @@ config RESET_IMX_SRC
def_bool y
depends on ARCH_IMX6 || ARCH_IMX50 || ARCH_IMX51 || ARCH_IMX53
+config ARCH_IMX_ATF
+ def_bool y
+ depends on ARCH_IMX8M || ARCH_IMX93
+
+config ARCH_IMX_ROMAPI
+ def_bool y
+ depends on ARCH_IMX8M || ARCH_IMX93
+
#
# PMIC configuration found on i.MX51 Babbadge board
#
@@ -164,6 +172,15 @@ config ARCH_IMX8MQ
select ARCH_IMX8M
bool
+config ARCH_IMX93
+ bool
+ select CPU_V8
+ select PINCTRL_IMX_IOMUX_V3
+ select OFTREE
+ select COMMON_CLK_OF_PROVIDER
+ select ARM_USE_COMPRESSED_DTB
+ select ARCH_HAS_FEC_IMX
+
config ARCH_VF610
bool
select ARCH_HAS_L2X0
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index f49bbea2b4..7b093ba7fd 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -18,8 +18,9 @@ lwl-$(CONFIG_ARCH_IMX6) += imx6-mmdc.o
obj-$(CONFIG_ARCH_IMX7) += imx7.o
obj-$(CONFIG_ARCH_VF610) += vf610.o
obj-pbl-$(CONFIG_ARCH_IMX8M) += imx8m.o
-lwl-$(CONFIG_ARCH_IMX8M) += atf.o
-obj-pbl-$(CONFIG_ARCH_IMX8M) += romapi.o tzasc.o
+lwl-$(CONFIG_ARCH_IMX_ATF) += atf.o
+obj-pbl-$(CONFIG_ARCH_IMX8M) += tzasc.o
+obj-pbl-$(CONFIG_ARCH_IMX_ROMAPI) += romapi.o
obj-$(CONFIG_IMX_IIM) += iim.o
obj-$(CONFIG_NAND_IMX) += nand.o
lwl-$(CONFIG_ARCH_IMX_EXTERNAL_BOOT_NAND) += external-nand-boot.o
diff --git a/arch/arm/mach-imx/cpu_init.c b/arch/arm/mach-imx/cpu_init.c
index 4e55d72857..b20172076e 100644
--- a/arch/arm/mach-imx/cpu_init.c
+++ b/arch/arm/mach-imx/cpu_init.c
@@ -10,6 +10,8 @@
#include <mach/imx/imx7-regs.h>
#include <mach/imx/imx8mq-regs.h>
#include <mach/imx/imx8m-ccm-regs.h>
+#include <mach/imx/imx9-regs.h>
+#include <soc/imx9/trdc.h>
#include <io.h>
#include <asm/syscounter.h>
#include <asm/system.h>
@@ -85,4 +87,44 @@ void imx8mq_cpu_lowlevel_init(void)
{
imx8m_cpu_lowlevel_init();
}
+
+#define CCM_AUTHEN_TZ_NS BIT(9)
+
+#define OSCPLLa_AUTHEN(n) (0x5030 + (n) * 0x40) /* 0..18 */
+#define CLOCK_ROOT_AUTHEN(n) (0x30 + (n) * 0x80) /* 0..94 */
+#define LPCGa_AUTHEN(n) (0x8030 + (n) * 0x40) /* 0..126 */
+#define GPR_SHARED0_AUTHEN(n) (0x4810 + (n) * 0x10) /* 0..3 */
+#define SET 4
+
+#define SRC_SP_ISO_CTRL 0x10c
+
+void imx93_cpu_lowlevel_init(void)
+{
+ void __iomem *ccm = IOMEM(MX9_CCM_BASE_ADDR);
+ void __iomem *src = IOMEM(MX9_SRC_BASE_ADDR);
+ int i;
+
+ arm_cpu_lowlevel_init();
+
+ if (current_el() != 3)
+ return;
+
+ imx9_trdc_init();
+
+ imx_cpu_timer_init(IOMEM(MX9_SYSCNT_CTRL_BASE_ADDR));
+
+ for (i = 0; i <= 18; i++)
+ writel(CCM_AUTHEN_TZ_NS, ccm + OSCPLLa_AUTHEN(i) + SET);
+ for (i = 0; i <= 94; i++)
+ writel(CCM_AUTHEN_TZ_NS, ccm + CLOCK_ROOT_AUTHEN(i) + SET);
+ for (i = 0; i <= 126 ; i++)
+ writel(CCM_AUTHEN_TZ_NS, ccm + LPCGa_AUTHEN(i) + SET);
+ for (i = 0; i <= 3 ; i++)
+ writel(CCM_AUTHEN_TZ_NS, ccm + GPR_SHARED0_AUTHEN(i) + SET);
+
+ /* clear isolation for usbphy, dsi, csi*/
+ writel(0x0, src + SRC_SP_ISO_CTRL);
+
+}
+
#endif
diff --git a/arch/arm/mach-imx/imx-bbu-internal.c b/arch/arm/mach-imx/imx-bbu-internal.c
index 8cdaab5c16..e26317e8bf 100644
--- a/arch/arm/mach-imx/imx-bbu-internal.c
+++ b/arch/arm/mach-imx/imx-bbu-internal.c
@@ -617,6 +617,11 @@ int imx8m_bbu_internal_mmcboot_register_handler(const char *name,
unsigned long flags)
__alias(imx_bbu_internal_mmcboot_register_handler);
+int imx9_bbu_internal_mmcboot_register_handler(const char *name,
+ const char *devicefile,
+ unsigned long flags)
+ __alias(imx_bbu_internal_mmcboot_register_handler);
+
/*
* Register an i.MX53 internal boot update handler for i2c/spi
* EEPROMs / flashes. Nearly the same as MMC/SD, but we do not need to
diff --git a/firmware/Kconfig b/firmware/Kconfig
index 3328dbc0b1..38fbf85555 100644
--- a/firmware/Kconfig
+++ b/firmware/Kconfig
@@ -38,6 +38,9 @@ config FIRMWARE_IMX8MP_ATF
config FIRMWARE_IMX8MQ_ATF
bool
+config FIRMWARE_IMX93_ATF
+ bool
+
config FIRMWARE_IMX8MM_OPTEE
bool "install OP-TEE on i.MX8MM boards"
depends on FIRMWARE_IMX8MM_ATF && PBL_OPTEE
diff --git a/firmware/Makefile b/firmware/Makefile
index 4fca83f808..51d98d54bf 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -16,6 +16,7 @@ pbl-firmware-$(CONFIG_FIRMWARE_IMX8MM_ATF) += imx8mm-bl31.bin$(if $(CONFIG_FIRMW
pbl-firmware-$(CONFIG_FIRMWARE_IMX8MN_ATF) += imx8mn-bl31.bin$(if $(CONFIG_FIRMWARE_IMX8MN_OPTEE),-optee,)
pbl-firmware-$(CONFIG_FIRMWARE_IMX8MP_ATF) += imx8mp-bl31.bin$(if $(CONFIG_FIRMWARE_IMX8MP_OPTEE),-optee,)
pbl-firmware-$(CONFIG_FIRMWARE_IMX8MQ_ATF) += imx8mq-bl31.bin
+pbl-firmware-$(CONFIG_FIRMWARE_IMX93_ATF) += imx93-bl31.bin
fw-external-$(CONFIG_FIRMWARE_IMX8MM_OPTEE) += imx8mm-bl32.bin
fw-external-$(CONFIG_FIRMWARE_IMX8MN_OPTEE) += imx8mn-bl32.bin
fw-external-$(CONFIG_FIRMWARE_IMX8MP_OPTEE) += imx8mp-bl32.bin
diff --git a/include/mach/imx/bbu.h b/include/mach/imx/bbu.h
index 50657d9895..f6397a9dd7 100644
--- a/include/mach/imx/bbu.h
+++ b/include/mach/imx/bbu.h
@@ -82,6 +82,8 @@ int imx8m_bbu_internal_mmc_register_handler(const char *name, const char *device
unsigned long flags);
int imx8m_bbu_internal_mmcboot_register_handler(const char *name, const char *devicefile,
unsigned long flags);
+int imx9_bbu_internal_mmcboot_register_handler(const char *name, const char *devicefile,
+ unsigned long flags);
int imx_bbu_external_nor_register_handler(const char *name, const char *devicefile,
unsigned long flags);
@@ -182,6 +184,13 @@ static inline int imx8m_bbu_internal_mmcboot_register_handler(const char *name,
return -ENOSYS;
}
+static inline int imx9_bbu_internal_mmcboot_register_handler(const char *name,
+ const char *devicefile,
+ unsigned long flags)
+{
+ return -ENOSYS;
+}
+
static inline int imx_bbu_external_nor_register_handler(const char *name, const char *devicefile,
unsigned long flags)
{
diff --git a/include/mach/imx/generic.h b/include/mach/imx/generic.h
index f674e28697..ce65e4d8ec 100644
--- a/include/mach/imx/generic.h
+++ b/include/mach/imx/generic.h
@@ -73,6 +73,7 @@ void imx8mq_cpu_lowlevel_init(void);
void imx8mm_cpu_lowlevel_init(void);
void imx8mn_cpu_lowlevel_init(void);
void imx8mp_cpu_lowlevel_init(void);
+void imx93_cpu_lowlevel_init(void);
/* There's a off-by-one betweem the gpio bank number and the gpiochip */
/* range e.g. GPIO_1_5 is gpio 5 under linux */
diff --git a/include/mach/imx/imx9-regs.h b/include/mach/imx/imx9-regs.h
new file mode 100644
index 0000000000..dd02abf52a
--- /dev/null
+++ b/include/mach/imx/imx9-regs.h
@@ -0,0 +1,24 @@
+#ifndef __MACH_IMX9_REGS_H
+#define __MACH_IMX9_REGS_H
+
+#define MX9_UART3_BASE_ADDR 0x42570000UL
+#define MX9_UART4_BASE_ADDR 0x42580000UL
+#define MX9_UART5_BASE_ADDR 0x42590000UL
+#define MX9_UART6_BASE_ADDR 0x425a0000UL
+#define MX9_UART7_BASE_ADDR 0x42690000UL
+#define MX9_UART8_BASE_ADDR 0x426a0000UL
+#define MX9_SYSCNT_CTRL_BASE_ADDR 0x44290000UL
+#define MX9_UART1_BASE_ADDR 0x44380000UL
+#define MX9_UART2_BASE_ADDR 0x44390000UL
+#define MX9_IOMUXC_BASE_ADDR 0x443c0000UL
+#define MX9_CCM_BASE_ADDR 0x44450000UL
+#define MX9_SRC_BASE_ADDR 0x44460000UL
+#define MX9_ANATOP_BASE_ADDR 0x44480000UL
+#define MX9_ANATOP_DRAM_PLL_BASE_ADDR 0x44481300UL
+#define MX9_TRDC_NICMIX_BASE_ADDR 0x49010000UL
+#define MX9_DDRMIX_BLK_CTRL_BASE 0x4E010000UL
+#define MX9_DDR_PHY_BASE 0x4E100000UL
+#define MX9_DDR_CTL_BASE 0x4E300000UL
+#define MX9_DDR_CSD1_BASE_ADDR 0x80000000UL
+
+#endif /* __MACH_IMX9_REGS_H */
--
2.39.2
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