[U-Boot] [PATCH 02/23] imx: mx8m: add register definition header file

Peng Fan van.freenix at gmail.com
Wed Nov 29 06:01:10 UTC 2017


On Tue, Nov 28, 2017 at 06:40:40PM +0100, Stefano Babic wrote:
>Hi Peng,
>
>On 28/11/2017 13:31, Peng Fan wrote:
>> Add register definition header file for i.MX8M
>> 
>> Signed-off-by: Peng Fan <peng.fan at nxp.com>
>> ---
>>  arch/arm/include/asm/arch-mx8m/imx-regs.h | 298 ++++++++++++++++++++++++++++++
>>  1 file changed, 298 insertions(+)
>>  create mode 100644 arch/arm/include/asm/arch-mx8m/imx-regs.h
>> 
>> diff --git a/arch/arm/include/asm/arch-mx8m/imx-regs.h b/arch/arm/include/asm/arch-mx8m/imx-regs.h
>> new file mode 100644
>> index 0000000000..0c02721df1
>> --- /dev/null
>> +++ b/arch/arm/include/asm/arch-mx8m/imx-regs.h
>> @@ -0,0 +1,298 @@
>> +/*
>> + * Copyright 2017 NXP
>> + *
>> + * SPDX-License-Identifier:	GPL-2.0+
>> + */
>> +
>> +#include <asm/mach-imx/regs-lcdif.h>
>> +
>> +#ifndef __ASM_ARCH_MX8M_REGS_H__
>> +#define __ASM_ARCH_MX8M_REGS_H__
>> +
>> +#define M4_BOOTROM_BASE_ADDR	0x007E0000
>> +
>> +#define SAI1_BASE_ADDR		0x30010000
>> +#define SAI6_BASE_ADDR		0x30030000
>> +#define SAI5_BASE_ADDR		0x30040000
>> +#define SAI4_BASE_ADDR		0x30050000
>> +#define SPBA2_BASE_ADDR		0x300F0000
>> +#define AIPS1_BASE_ADDR		0x301F0000
>> +#define GPIO1_BASE_ADDR		0X30200000
>> +#define GPIO2_BASE_ADDR		0x30210000
>> +#define GPIO3_BASE_ADDR		0x30220000
>> +#define GPIO4_BASE_ADDR		0x30230000
>> +#define GPIO5_BASE_ADDR		0x30240000
>> +#define ANA_TSENSOR_BASE_ADDR	0x30260000
>> +#define ANA_OSC_BASE_ADDR	0x30270000
>> +#define WDOG1_BASE_ADDR		0x30280000
>> +#define WDOG2_BASE_ADDR		0x30290000
>> +#define WDOG3_BASE_ADDR		0x302A0000
>> +#define SDMA2_BASE_ADDR		0x302C0000
>> +#define GPT1_BASE_ADDR		0x302D0000
>> +#define GPT2_BASE_ADDR		0x302E0000
>> +#define GPT3_BASE_ADDR		0x302F0000
>> +#define ROMCP_BASE_ADDR		0x30310000
>> +#define LCDIF_BASE_ADDR		0x30320000
>> +#define IOMUXC_BASE_ADDR	0x30330000
>> +#define IOMUXC_GPR_BASE_ADDR	0x30340000
>> +#define OCOTP_BASE_ADDR		0x30350000
>> +#define ANA_PLL_BASE_ADDR	0x30360000
>> +#define SNVS_HP_BASE_ADDR	0x30370000
>> +#define CCM_BASE_ADDR		0x30380000
>> +#define SRC_BASE_ADDR		0x30390000
>> +#define GPC_BASE_ADDR		0x303A0000
>> +#define SEMAPHORE1_BASE_ADDR	0x303B0000
>> +#define SEMAPHORE2_BASE_ADDR	0x303C0000
>> +#define RDC_BASE_ADDR		0x303D0000
>> +#define CSU_BASE_ADDR		0x303E0000
>> +
>> +#define AIPS2_BASE_ADDR		0x305F0000
>> +#define PWM1_BASE_ADDR		0x30660000
>> +#define PWM2_BASE_ADDR		0x30670000
>> +#define PWM3_BASE_ADDR		0x30680000
>> +#define PWM4_BASE_ADDR		0x30690000
>> +#define SYSCNT_RD_BASE_ADDR	0x306A0000
>> +#define SYSCNT_CMP_BASE_ADDR	0x306B0000
>> +#define SYSCNT_CTRL_BASE_ADDR	0x306C0000
>> +#define GPT6_BASE_ADDR		0x306E0000
>> +#define GPT5_BASE_ADDR		0x306F0000
>> +#define GPT4_BASE_ADDR		0x30700000
>> +#define PERFMON1_BASE_ADDR	0x307C0000
>> +#define PERFMON2_BASE_ADDR	0x307D0000
>> +#define QOSC_BASE_ADDR		0x307F0000
>> +
>> +#define SPDIF1_BASE_ADDR	0x30810000
>> +#define ECSPI1_BASE_ADDR	0x30820000
>> +#define ECSPI2_BASE_ADDR	0x30830000
>> +#define ECSPI3_BASE_ADDR	0x30840000
>> +#define UART1_BASE_ADDR		0x30860000
>> +#define UART3_BASE_ADDR		0x30880000
>> +#define UART2_BASE_ADDR		0x30890000
>> +#define SPDIF2_BASE_ADDR	0x308A0000
>> +#define SAI2_BASE_ADDR		0x308B0000
>> +#define SAI3_BASE_ADDR		0x308C0000
>> +#define SPBA1_BASE_ADDR		0x308F0000
>> +#define CAAM_BASE_ADDR		0x30900000
>> +#define AIPS3_BASE_ADDR		0x309F0000
>> +#define MIPI_PHY_BASE_ADDR	0x30A00000
>> +#define MIPI_DSI_BASE_ADDR	0x30A10000
>> +#define I2C1_BASE_ADDR		0x30A20000
>> +#define I2C2_BASE_ADDR		0x30A30000
>> +#define I2C3_BASE_ADDR		0x30A40000
>> +#define I2C4_BASE_ADDR		0x30A50000
>> +#define UART4_BASE_ADDR		0x30A60000
>> +#define MIPI_CSI_BASE_ADDR	0x30A70000
>> +#define MIPI_CSI_PHY1_BASE_ADDR	0x30A80000
>> +#define CSI1_BASE_ADDR		0x30A90000
>> +#define MU_A_BASE_ADDR		0x30AA0000
>> +#define MU_B_BASE_ADDR		0x30AB0000
>> +#define SEMAPHOR_HS_BASE_ADDR	0x30AC0000
>> +#define USDHC1_BASE_ADDR	0x30B40000
>> +#define USDHC2_BASE_ADDR	0x30B50000
>> +#define MIPI_CS2_BASE_ADDR	0x30B60000
>> +#define MIPI_CSI_PHY2_BASE_ADDR	0x30B70000
>> +#define CSI2_BASE_ADDR		0x30B80000
>> +#define QSPI0_BASE_ADDR		0x30BB0000
>> +#define QSPI0_AMBA_BASE		0x08000000
>> +#define SDMA1_BASE_ADDR		0x30BD0000
>> +#define ENET1_BASE_ADDR		0x30BE0000
>> +
>> +#define HDMI_CTRL_BASE_ADDR	0x32C00000
>> +#define AIPS4_BASE_ADDR		0x32DF0000
>> +#define DC1_BASE_ADDR		0x32E00000
>> +#define DC2_BASE_ADDR		0x32E10000
>> +#define DC3_BASE_ADDR		0x32E20000
>> +#define HDMI_SEC_BASE_ADDR	0x32E40000
>> +#define TZASC_BASE_ADDR		0x32F80000
>> +#define MTR_BASE_ADDR		0x32FB0000
>> +#define PLATFORM_CTRL_BASE_ADDR	0x32FE0000
>> +
>> +#define MXS_APBH_BASE		0x33000000
>> +#define MXS_GPMI_BASE		0x33002000
>> +#define MXS_BCH_BASE		0x33004000
>> +
>> +#define USB1_BASE_ADDR		0x38100000
>> +#define USB2_BASE_ADDR		0x38200000
>> +#define USB1_PHY_BASE_ADDR	0x381F0000
>> +#define USB2_PHY_BASE_ADDR	0x382F0000
>> +
>> +#define IOMUXC_GPR0		(IOMUXC_GPR_BASE_ADDR + 0x00)
>> +#define IOMUXC_GPR1		(IOMUXC_GPR_BASE_ADDR + 0x04)
>> +#define IOMUXC_GPR2		(IOMUXC_GPR_BASE_ADDR + 0x08)
>> +#define IOMUXC_GPR3		(IOMUXC_GPR_BASE_ADDR + 0x0c)
>> +#define IOMUXC_GPR4		(IOMUXC_GPR_BASE_ADDR + 0x10)
>> +#define IOMUXC_GPR5		(IOMUXC_GPR_BASE_ADDR + 0x14)
>> +#define IOMUXC_GPR6		(IOMUXC_GPR_BASE_ADDR + 0x18)
>> +#define IOMUXC_GPR7		(IOMUXC_GPR_BASE_ADDR + 0x1c)
>> +#define IOMUXC_GPR8		(IOMUXC_GPR_BASE_ADDR + 0x20)
>> +#define IOMUXC_GPR9		(IOMUXC_GPR_BASE_ADDR + 0x24)
>> +#define IOMUXC_GPR10		(IOMUXC_GPR_BASE_ADDR + 0x28)
>
>We have only structures in u-boot and not defines + offset. This (and
>this is an issue in all these patches) must be converted in a structure,
>exactly as we have with i.MX6.
>
>Please note that due to missing documentation, I cannot deeper check.

I recalled that there is a discussion in maillist about using structure or
address. I followed linux kernel style to use address here.

Since structure is prefered, I'll refine the code.

>
>> +
>> +#define GPR_TZASC_EN		(1 << 0)
>> +#define GPR_TZASC_EN_LOCK	(1 << 16)
>> +
>> +#define SCTR_BASE_ADDR		0x306C0000
>> +#define CNTCR_OFF		0x00
>> +#define CNTFID0_OFF		0x20
>> +#define CNTFID1_OFF		0x24
>
>Ditto, they are offsets (at leastI interprete it), and it should be
>converted.

Ok.

>
>> +
>> +#define SC_CNTCR_ENABLE		(1 << 0)
>> +#define SC_CNTCR_HDBG		(1 << 1)
>> +#define SC_CNTCR_FREQ0		(1 << 8)
>> +#define SC_CNTCR_FREQ1		(1 << 9)
>> +
>> +#define SRC_SCR_M4_ENABLE_OFFSET	3
>> +#define SRC_SCR_M4_ENABLE_MASK		(1 << 3)
>> +#define SRC_SCR_M4C_NON_SCLR_RST_OFFSET	0
>> +#define SRC_SCR_M4C_NON_SCLR_RST_MASK	(1 << 0)
>> +
>> +#define MXS_LCDIF_BASE		LCDIF_BASE_ADDR
>> +
>> +#define SRC_IPS_BASE_ADDR	0x30390000
>> +#define SRC_DDRC_RCR_ADDR	0x30391000
>> +#define SRC_DDRC2_RCR_ADDR	0x30391004
>> +
>> +#define DDR_CSD1_BASE_ADDR	0x40000000
>> +
>> +#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
>
>I see there is the same in i.MX6, but __KERNEL_STRICT_NAMES is not used
>in U-Boot and can be dropped.

Ok.

>
>> +#include <asm/types.h>
>> +struct ocotp_regs {
>> +	u32	ctrl;
>> +	u32	ctrl_set;
>> +	u32     ctrl_clr;
>> +	u32	ctrl_tog;
>> +	u32	timing;
>> +	u32     rsvd0[3];
>> +	u32     data;
>> +	u32     rsvd1[3];
>> +	u32     read_ctrl;
>> +	u32     rsvd2[3];
>> +	u32	read_fuse_data;
>> +	u32     rsvd3[3];
>> +	u32	sw_sticky;
>> +	u32     rsvd4[3];
>> +	u32     scs;
>> +	u32     scs_set;
>> +	u32     scs_clr;
>> +	u32     scs_tog;
>> +	u32     crc_addr;
>> +	u32     rsvd5[3];
>> +	u32     crc_value;
>> +	u32     rsvd6[3];
>> +	u32     version;
>> +	u32     rsvd7[0xdb];
>> +
>> +	/* fuse banks */
>> +	struct fuse_bank {
>> +		u32	fuse_regs[0x10];
>> +	} bank[0];
>> +};
>
>ok, so it is compatible with i.MX6
>
>> +
>> +struct fuse_bank0_regs {
>> +	u32 lock;
>> +	u32 rsvd0[3];
>> +	u32 uid_low;
>> +	u32 rsvd1[3];
>> +	u32 uid_high;
>> +	u32 rsvd2[7];
>> +};
>> +
>> +struct fuse_bank1_regs {
>> +	u32 tester3;
>> +	u32 rsvd0[3];
>> +	u32 tester4;
>> +	u32 rsvd1[3];
>> +	u32 tester5;
>> +	u32 rsvd2[3];
>> +	u32 cfg0;
>> +	u32 rsvd3[3];
>> +};
>> +
>> +struct fuse_bank9_regs {
>> +	u32 mac_addr0;
>> +	u32 rsvd0[3];
>> +	u32 mac_addr1;
>> +	u32 rsvd1[11];
>> +};
>> +
>> +/* System Reset Controller (SRC) */
>> +struct src {
>> +	u32 scr;
>> +	u32 a53rcr;
>> +	u32 a53rcr1;
>> +	u32 m4rcr;
>> +	u32 reserved1[4];
>> +	u32 usbophy1_rcr;
>> +	u32 usbophy2_rcr;
>> +	u32 mipiphy_rcr;
>> +	u32 pciephy_rcr;
>> +	u32 hdmi_rcr;
>> +	u32 disp_rcr;
>> +	u32 reserved2[2];
>> +	u32 gpu_rcr;
>> +	u32 vpu_rcr;
>> +	u32 pcie2_rcr;
>> +	u32 mipiphy1_rcr;
>> +	u32 mipiphy2_rcr;
>> +	u32 reserved3;
>> +	u32 sbmr1;
>> +	u32 srsr;
>> +	u32 reserved4[2];
>> +	u32 sisr;
>> +	u32 simr;
>> +	u32 sbmr2;
>> +	u32 gpr1;
>> +	u32 gpr2;
>> +	u32 gpr3;
>> +	u32 gpr4;
>> +	u32 gpr5;
>> +	u32 gpr6;
>> +	u32 gpr7;
>> +	u32 gpr8;
>> +	u32 gpr9;
>> +	u32 gpr10;
>> +	u32 reserved5[985];
>> +	u32 ddr1_rcr;
>> +	u32 ddr2_rcr;
>> +};
>> +
>> +struct wdog_regs {
>> +	u16	wcr;	/* Control */
>> +	u16	wsr;	/* Service */
>> +	u16	wrsr;	/* Reset Status */
>> +	u16	wicr;	/* Interrupt Control */
>> +	u16	wmcr;	/* Miscellaneous Control */
>> +};
>> +
>> +/* Boot device type */
>> +#define BOOT_TYPE_SD		0x1
>> +#define BOOT_TYPE_MMC		0x2
>> +#define BOOT_TYPE_NAND		0x3
>> +#define BOOT_TYPE_QSPI		0x4
>> +#define BOOT_TYPE_WEIM		0x5
>> +#define BOOT_TYPE_SPINOR	0x6
>> +#define BOOT_TYPE_USB		0xF
>> +
>> +#define ROM_SW_INFO_ADDR	0x00000968
>> +#define ROM_SW_INFO_ADDR_A0	0x000009e8
>> +
>> +struct bootrom_sw_info {
>> +	u8 reserved_1;
>> +	u8 boot_dev_instance;
>> +	u8 boot_dev_type;
>> +	u8 reserved_2;
>> +	u32 core_freq;
>> +	u32 axi_freq;
>> +	u32 ddr_freq;
>> +	u32 tick_freq;
>> +	u32 reserved_3[3];
>> +};
>> +
>> +#include <stdbool.h>
>> +bool is_usb_boot(void);
>
>
>> +#define is_boot_from_usb  is_usb_boot
>> +#define disconnect_from_pc(void)	\
>> +	clrbits_le32(USB1_BASE_ADDR + 0xc704, (1 << 31));
>> +
>
>It is like in i.MX7, but for i.MX7 we have plain macros. If we need real
>function as is_usb_boot(), we should move the code outside this header -
>we define in imx-regs.h just the layout of the registers.

Ok.

Thanks,
Peng

>
>Best regards,
>Stefano
>
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