Commit 2dc850b6 authored by Nicolas Ferre's avatar Nicolas Ferre
Browse files

ARM: at91: introduce basic SAMA5D4 support 



Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
parent bcc5fd49

arch/arm/Kconfig.debug

+4 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-at91/Kconfig

+18 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-at91/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-at91/include/mach/cpu.h

+9 −0
Original line number Diff line number Diff line
@@ -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.

arch/arm/mach-at91/include/mach/sama5d4.h

0 → 100644
+33 −0
Original line number Diff line number Diff line 
/*

 * 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