diff options
| -rw-r--r-- | arch/arm/Kconfig.debug | 4 | ||||
| -rw-r--r-- | arch/arm/mach-at91/Kconfig | 18 | ||||
| -rw-r--r-- | arch/arm/mach-at91/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/cpu.h | 9 | ||||
| -rw-r--r-- | arch/arm/mach-at91/include/mach/sama5d4.h | 33 | ||||
| -rw-r--r-- | arch/arm/mach-at91/sama5d4.c | 36 | ||||
| -rw-r--r-- | arch/arm/mach-at91/soc.h | 5 |
7 files changed, 106 insertions, 0 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index b11ad54f8d17..7b44db208f10 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -101,6 +101,10 @@ choice bool "Kernel low-level debugging on 9263 and 9g45" depends on HAVE_AT91_DBGU1 + config AT91_DEBUG_LL_DBGU2 + bool "Kernel low-level debugging on sama5d4" + depends on HAVE_AT91_DBGU2 + config DEBUG_BCM2835 bool "Kernel low-level debugging on BCM2835 PL011 UART" depends on ARCH_BCM2835 diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 321210cc3be7..807b22dadcb6 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -12,6 +12,9 @@ config HAVE_AT91_DBGU0 config HAVE_AT91_DBGU1 bool +config HAVE_AT91_DBGU2 + bool + config AT91_USE_OLD_CLK bool @@ -106,6 +109,21 @@ config SOC_SAMA5D3 help Select this if you are using one of Atmel's SAMA5D3 family SoC. This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35, SAMA5D36. + +config SOC_SAMA5D4 + bool "SAMA5D4 family" + select SOC_SAMA5 + select HAVE_AT91_DBGU2 + select CLKSRC_MMIO + select CACHE_L2X0 + select CACHE_PL310 + select HAVE_FB_ATMEL + select HAVE_AT91_UTMI + select HAVE_AT91_SMD + select HAVE_AT91_USB_CLK + select HAVE_AT91_H32MX + help + Select this if you are using one of Atmel's SAMA5D4 family SoC. endif if SOC_SAM_V4_V5 diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index c677f9688ffe..3e9f01ca142a 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -23,6 +23,7 @@ obj-$(CONFIG_SOC_AT91SAM9N12) += at91sam9n12.o obj-$(CONFIG_SOC_AT91SAM9X5) += at91sam9x5.o obj-$(CONFIG_SOC_AT91SAM9RL) += at91sam9rl.o obj-$(CONFIG_SOC_SAMA5D3) += sama5d3.o +obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o obj-$(CONFIG_ARCH_AT91RM9200) += at91rm9200_devices.o obj-$(CONFIG_ARCH_AT91SAM9260) += at91sam9260_devices.o diff --git a/arch/arm/mach-at91/include/mach/cpu.h b/arch/arm/mach-at91/include/mach/cpu.h index 86c71debab5b..d77572e8cb15 100644 --- a/arch/arm/mach-at91/include/mach/cpu.h +++ b/arch/arm/mach-at91/include/mach/cpu.h @@ -86,6 +86,9 @@ enum at91_soc_type { /* SAMA5D3 */ AT91_SOC_SAMA5D3, + /* SAMA5D4 */ + AT91_SOC_SAMA5D4, + /* Unknown type */ AT91_SOC_UNKNOWN, }; @@ -211,6 +214,12 @@ static inline int at91_soc_is_detected(void) #define cpu_is_sama5d3() (0) #endif +#ifdef CONFIG_SOC_SAMA5D4 +#define cpu_is_sama5d4() (at91_soc_initdata.type == AT91_SOC_SAMA5D4) +#else +#define cpu_is_sama5d4() (0) +#endif + /* * Since this is ARM, we will never run on any AVR32 CPU. But these * definitions may reduce clutter in common drivers. diff --git a/arch/arm/mach-at91/include/mach/sama5d4.h b/arch/arm/mach-at91/include/mach/sama5d4.h new file mode 100644 index 000000000000..f256a45d9854 --- /dev/null +++ b/arch/arm/mach-at91/include/mach/sama5d4.h @@ -0,0 +1,33 @@ +/* + * Chip-specific header file for the SAMA5D4 family + * + * Copyright (C) 2013 Atmel Corporation, + * Nicolas Ferre <nicolas.ferre@atmel.com> + * + * Common definitions. + * Based on SAMA5D4 datasheet. + * + * Licensed under GPLv2 or later. + */ + +#ifndef SAMA5D4_H +#define SAMA5D4_H + +/* + * User Peripheral physical base addresses. + */ +#define SAMA5D4_BASE_USART3 0xfc00c000 /* (USART3 non-secure) Base Address */ +#define SAMA5D4_BASE_PMC 0xf0018000 /* (PMC) Base Address */ +#define SAMA5D4_BASE_MPDDRC 0xf0010000 /* (MPDDRC) Base Address */ +#define SAMA5D4_BASE_PIOD 0xfc068000 /* (PIOD) Base Address */ + +/* Some other peripherals */ +#define SAMA5D4_BASE_SYS2 SAMA5D4_BASE_PIOD + +/* + * Internal Memory. + */ +#define SAMA5D4_NS_SRAM_BASE 0x00210000 /* Internal SRAM base address Non-Secure */ +#define SAMA5D4_NS_SRAM_SIZE (64 * SZ_1K) /* Internal SRAM size Non-Secure part (64Kb) */ + +#endif diff --git a/arch/arm/mach-at91/sama5d4.c b/arch/arm/mach-at91/sama5d4.c new file mode 100644 index 000000000000..f81f11ed8deb --- /dev/null +++ b/arch/arm/mach-at91/sama5d4.c @@ -0,0 +1,36 @@ +/* + * Chip-specific setup code for the SAMA5D4 family + * + * Copyright (C) 2013 Atmel Corporation, + * Nicolas Ferre <nicolas.ferre@atmel.com> + * + * Licensed under GPLv2 or later. + */ + +#include <linux/module.h> +#include <linux/dma-mapping.h> +#include <linux/clk/at91_pmc.h> + +#include <asm/irq.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <mach/sama5d4.h> +#include <mach/cpu.h> +#include <mach/hardware.h> + +#include "soc.h" +#include "generic.h" +#include "sam9_smc.h" + +/* -------------------------------------------------------------------- + * Processor initialization + * -------------------------------------------------------------------- */ + +static void __init sama5d4_map_io(void) +{ + at91_init_sram(0, SAMA5D4_NS_SRAM_BASE, SAMA5D4_NS_SRAM_SIZE); +} + +AT91_SOC_START(sama5d4) + .map_io = sama5d4_map_io, +AT91_SOC_END diff --git a/arch/arm/mach-at91/soc.h b/arch/arm/mach-at91/soc.h index a1e1482c6da8..8ecaee67f953 100644 --- a/arch/arm/mach-at91/soc.h +++ b/arch/arm/mach-at91/soc.h @@ -24,6 +24,7 @@ extern struct at91_init_soc at91sam9rl_soc; extern struct at91_init_soc at91sam9x5_soc; extern struct at91_init_soc at91sam9n12_soc; extern struct at91_init_soc sama5d3_soc; +extern struct at91_init_soc sama5d4_soc; #define AT91_SOC_START(_name) \ struct at91_init_soc __initdata _name##_soc \ @@ -74,3 +75,7 @@ static inline int at91_soc_is_enabled(void) #if !defined(CONFIG_SOC_SAMA5D3) #define sama5d3_soc at91_boot_soc #endif + +#if !defined(CONFIG_SOC_SAMA5D4) +#define sama5d4_soc at91_boot_soc +#endif |