From: Cristian Birsan cristian.birsan@microchip.com
Special Function Registers(SFR) definitions for SAMA7 product family.
Signed-off-by: Cristian Birsan cristian.birsan@microchip.com Signed-off-by: Sergiu Moga sergiu.moga@microchip.com --- arch/arm/mach-at91/include/mach/sama7-sfr.h | 59 +++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 arch/arm/mach-at91/include/mach/sama7-sfr.h
diff --git a/arch/arm/mach-at91/include/mach/sama7-sfr.h b/arch/arm/mach-at91/include/mach/sama7-sfr.h new file mode 100644 index 0000000000..a987ff5465 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/sama7-sfr.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Microchip SFR (Special Function Registers) registers for SAMA7 family. + * + * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries + * + * Author: Cristian Birsan cristian.birsan@microchip.com + */ + +#ifndef _LINUX_MFD_SYSCON_AT91_SAMA7_SFR_H +#define _LINUX_MFD_SYSCON_AT91_SAMA7_SFR_H + +#define SAMA7_SFR_OHCIICR 0x00 /* OHCI INT Configuration Register */ +#define SAMA7_SFR_OHCIISR 0x04 /* OHCI INT Status Register */ +/* 0x08 ~ 0xe3: Reserved */ +#define SAMA7_SFR_WPMR 0xe4 /* Write Protection Mode Register */ +#define SAMA7_SFR_WPSR 0xe4 /* Write Protection Status Register */ +/* 0xec ~ 0x200b: Reserved */ +#define SAMA7_SFR_DEBUG 0x200c /* Debug Register */ + +/* 0x2010 ~ 0x2027: Reserved */ +#define SAMA7_SFR_EHCIOHCI 0x2020 /* EHCI OHCI Clock Configuration Reg */ + +#define SAMA7_SFR_HSS_AXI_QOS 0x2028 /* HSS AXI QOS Register */ +#define SAMA7_SFR_UDDRC 0x202c /* UDDRC Register */ +#define SAMA7_SFR_CAN_SRAM_SEL 0x2030 /* CAN SRAM Select. Register */ +/* 0x2034 ~ 0x203f: Reserved */ + +#define SAMA7_SFR_UTMI0 0x2040 +#define SAMA7_SFR_UTMI0R(x) (SAMA7_SFR_UTMI0 + 4 * (x)) + +#define SAMA7_SFR_UTMI0R0 0x2040 /* UTMI0 Configuration Register */ +#define SAMA7_SFR_UTMI0R1 0x2044 /* UTMI1 Configuration Register */ +#define SAMA7_SFR_UTMI0R2 0x2048 /* UTMI2 Configuration Register */ + +/* Field definitions */ +#define SAMA7_SFR_OHCIICR_ARIE BIT(0) +#define SAMA7_SFR_OHCIICR_APPSTART BIT(1) +#define SAMA7_SFR_OHCIICR_USB_SUSP(x) BIT(8 + (x)) +#define SAMA7_SFR_OHCIICR_USB_SUSPEND GENMASK(10, 8) + +#define SAMA7_SFR_OHCIISR_RIS(x) BIT(x) + +#define SAMA7_SFR_WPMR_WPEN BIT(0) +#define SAMA7_SFR_WPMR_KEY 0x53465200 /* SFR in ASCII*/ +#define SAMA7_SFR_WPMR_WPKEY_MASK GENMASK(31, 8) + +#define SAMA7_SFR_WPSR_WPSRC_MASK GENMASK(23, 8) +#define SAMA7_SFR_WPSR_WPVS_MASK BIT(0) + +#define SAMA7_SFR_CAN_SRAM_UPPER(x) BIT(x) + +#define SAMA7_SFR_UTMI_RX_VBUS BIT(25) /* VBUS Valid bit */ +#define SAMA7_SFR_UTMI_RX_TX_PREEM_AMP_TUNE_1X BIT(23) /* TXPREEMPAMPTUNE 1x */ +#define SAMA7_SFR_UTMI_COMMONON BIT(3) /* PLL Common ON bit */ + +#define SAMA7_SFR_EHCIOHCI_PHYCLK BIT(1) /* Alternate PHY Clk */ + +#endif /* _LINUX_MFD_SYSCON_AT91_SAMA7_SFR_H */