From 58fd563ffb279b3a93d6ab332f14d041ac500bb9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20Bie=C3=9Fmann?= Date: Wed, 30 Oct 2013 15:18:22 +0100 Subject: at91: remove all occourances of CONFIG_AT91_LEGACY MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Andreas Bießmann --- arch/arm/include/asm/arch-at91/at91_pio.h | 33 ------------- arch/arm/include/asm/arch-at91/at91_pit.h | 16 ------- arch/arm/include/asm/arch-at91/at91_pmc.h | 51 ++------------------ arch/arm/include/asm/arch-at91/at91_spi.h | 2 +- arch/arm/include/asm/arch-at91/at91_wdt.h | 21 -------- arch/arm/include/asm/arch-at91/at91cap9.h | 69 --------------------------- arch/arm/include/asm/arch-at91/at91sam9_smc.h | 60 ----------------------- 7 files changed, 6 insertions(+), 246 deletions(-) (limited to 'arch') diff --git a/arch/arm/include/asm/arch-at91/at91_pio.h b/arch/arm/include/asm/arch-at91/at91_pio.h index 676f024..50464ff 100644 --- a/arch/arm/include/asm/arch-at91/at91_pio.h +++ b/arch/arm/include/asm/arch-at91/at91_pio.h @@ -151,37 +151,4 @@ int at91_get_pio_value(unsigned port, unsigned pin); #define AT91_PIO_PORTD 0x3 #define AT91_PIO_PORTE 0x4 -#ifdef CONFIG_AT91_LEGACY - -#define PIO_PER 0x00 /* Enable Register */ -#define PIO_PDR 0x04 /* Disable Register */ -#define PIO_PSR 0x08 /* Status Register */ -#define PIO_OER 0x10 /* Output Enable Register */ -#define PIO_ODR 0x14 /* Output Disable Register */ -#define PIO_OSR 0x18 /* Output Status Register */ -#define PIO_IFER 0x20 /* Glitch Input Filter Enable */ -#define PIO_IFDR 0x24 /* Glitch Input Filter Disable */ -#define PIO_IFSR 0x28 /* Glitch Input Filter Status */ -#define PIO_SODR 0x30 /* Set Output Data Register */ -#define PIO_CODR 0x34 /* Clear Output Data Register */ -#define PIO_ODSR 0x38 /* Output Data Status Register */ -#define PIO_PDSR 0x3c /* Pin Data Status Register */ -#define PIO_IER 0x40 /* Interrupt Enable Register */ -#define PIO_IDR 0x44 /* Interrupt Disable Register */ -#define PIO_IMR 0x48 /* Interrupt Mask Register */ -#define PIO_ISR 0x4c /* Interrupt Status Register */ -#define PIO_MDER 0x50 /* Multi-driver Enable Register */ -#define PIO_MDDR 0x54 /* Multi-driver Disable Register */ -#define PIO_MDSR 0x58 /* Multi-driver Status Register */ -#define PIO_PUDR 0x60 /* Pull-up Disable Register */ -#define PIO_PUER 0x64 /* Pull-up Enable Register */ -#define PIO_PUSR 0x68 /* Pull-up Status Register */ -#define PIO_ASR 0x70 /* Peripheral A Select Register */ -#define PIO_BSR 0x74 /* Peripheral B Select Register */ -#define PIO_ABSR 0x78 /* AB Status Register */ -#define PIO_OWER 0xa0 /* Output Write Enable Register */ -#define PIO_OWDR 0xa4 /* Output Write Disable Register */ -#define PIO_OWSR 0xa8 /* Output Write Status Register */ -#endif - #endif diff --git a/arch/arm/include/asm/arch-at91/at91_pit.h b/arch/arm/include/asm/arch-at91/at91_pit.h index d314b06..56724f1 100644 --- a/arch/arm/include/asm/arch-at91/at91_pit.h +++ b/arch/arm/include/asm/arch-at91/at91_pit.h @@ -25,20 +25,4 @@ typedef struct at91_pit { #define AT91_PIT_MR_PIV_MASK(x) (x & 0x000fffff) #define AT91_PIT_MR_PIV(x) (x & AT91_PIT_MR_PIV_MASK) -#ifdef CONFIG_AT91_LEGACY - -#define AT91_PIT_MR (AT91_PIT + 0x00) /* Mode Register */ -#define AT91_PIT_PITIEN (1 << 25) /* Timer Interrupt Enable */ -#define AT91_PIT_PITEN (1 << 24) /* Timer Enabled */ -#define AT91_PIT_PIV (0xfffff) /* Periodic Interval Value */ - -#define AT91_PIT_SR (AT91_PIT + 0x04) /* Status Register */ -#define AT91_PIT_PITS (1 << 0) /* Timer Status */ - -#define AT91_PIT_PIVR (AT91_PIT + 0x08) /* Periodic Interval Value Register */ -#define AT91_PIT_PIIR (AT91_PIT + 0x0c) /* Periodic Interval Image Register */ -#define AT91_PIT_PICNT (0xfff << 20) /* Interval Counter */ -#define AT91_PIT_CPIV (0xfffff) /* Inverval Value */ - -#endif /* CONFIG_AT91_LEGACY */ #endif diff --git a/arch/arm/include/asm/arch-at91/at91_pmc.h b/arch/arm/include/asm/arch-at91/at91_pmc.h index 7b36f74..a24971a 100644 --- a/arch/arm/include/asm/arch-at91/at91_pmc.h +++ b/arch/arm/include/asm/arch-at91/at91_pmc.h @@ -14,13 +14,15 @@ #ifndef AT91_PMC_H #define AT91_PMC_H +#ifdef __ASSEMBLY__ + #define AT91_ASM_PMC_MOR (ATMEL_BASE_PMC + 0x20) #define AT91_ASM_PMC_PLLAR (ATMEL_BASE_PMC + 0x28) #define AT91_ASM_PMC_PLLBR (ATMEL_BASE_PMC + 0x2c) #define AT91_ASM_PMC_MCKR (ATMEL_BASE_PMC + 0x30) #define AT91_ASM_PMC_SR (ATMEL_BASE_PMC + 0x68) -#ifndef __ASSEMBLY__ +#else #include @@ -137,13 +139,6 @@ typedef struct at91_pmc { #define AT91_PMC_IXR_PCKRDY2 0x00000400 #define AT91_PMC_IXR_PCKRDY3 0x00000800 -#ifdef CONFIG_AT91_LEGACY -#define AT91_PMC_SCER (AT91_PMC + 0x00) /* System Clock Enable Register */ -#define AT91_PMC_SCDR (AT91_PMC + 0x04) /* System Clock Disable Register */ - -#define AT91_PMC_SCSR (AT91_PMC + 0x08) /* System Clock Status Register */ -#endif - #define AT91_PMC_PCK (1 << 0) /* Processor Clock */ #define AT91RM9200_PMC_UDP (1 << 1) /* USB Devcice Port Clock [AT91RM9200 only] */ #define AT91RM9200_PMC_MCKUDP (1 << 2) /* USB Device Port Master Clock Automatic Disable on Suspend [AT91RM9200 only] */ @@ -159,34 +154,18 @@ typedef struct at91_pmc { #define AT91_PMC_HCK0 (1 << 16) /* AHB Clock (USB host) [AT91SAM9261 only] */ #define AT91_PMC_HCK1 (1 << 17) /* AHB Clock (LCD) [AT91SAM9261 only] */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_PMC_PCER (AT91_PMC + 0x10) /* Peripheral Clock Enable Register */ -#define AT91_PMC_PCDR (AT91_PMC + 0x14) /* Peripheral Clock Disable Register */ -#define AT91_PMC_PCSR (AT91_PMC + 0x18) /* Peripheral Clock Status Register */ - -#define AT91_CKGR_UCKR (AT91_PMC + 0x1C) /* UTMI Clock Register [SAM9RL, CAP9] */ -#endif - #define AT91_PMC_UPLLEN (1 << 16) /* UTMI PLL Enable */ #define AT91_PMC_UPLLCOUNT (0xf << 20) /* UTMI PLL Start-up Time */ #define AT91_PMC_BIASEN (1 << 24) /* UTMI BIAS Enable */ #define AT91_PMC_BIASCOUNT (0xf << 28) /* UTMI PLL Start-up Time */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register [not on SAM9RL] */ -#endif #define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */ #define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass [SAM9x, CAP9] */ #define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_CKGR_MCFR (AT91_PMC + 0x24) /* Main Clock Frequency Register */ -#endif + #define AT91_PMC_MAINF (0xffff << 0) /* Main Clock Frequency */ #define AT91_PMC_MAINRDY (1 << 16) /* Main Clock Ready */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_CKGR_PLLAR (AT91_PMC + 0x28) /* PLL A Register */ -#define AT91_CKGR_PLLBR (AT91_PMC + 0x2c) /* PLL B Register */ -#endif + #define AT91_PMC_DIV (0xff << 0) /* Divider */ #define AT91_PMC_PLLCOUNT (0x3f << 8) /* PLL Counter */ #define AT91_PMC_OUT (3 << 14) /* PLL Clock Frequency Range */ @@ -198,9 +177,6 @@ typedef struct at91_pmc { #define AT91_PMC_USB96M (1 << 28) /* Divider by 2 Enable (PLLB only) */ #define AT91_PMC_PLLA_WR_ERRATA (1 << 29) /* Bit 29 must always be set to 1 when programming the CKGR_PLLAR register */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_PMC_MCKR (AT91_PMC + 0x30) /* Master Clock Register */ -#endif #define AT91_PMC_CSS (3 << 0) /* Master Clock Selection */ #define AT91_PMC_CSS_SLOW (0 << 0) #define AT91_PMC_CSS_MAIN (1 << 0) @@ -228,9 +204,6 @@ typedef struct at91_pmc { #define AT91_PMC_PDIV_1 (0 << 12) #define AT91_PMC_PDIV_2 (1 << 12) -#ifdef CONFIG_AT91_LEGACY -#define AT91_PMC_USB (AT91_PMC + 0x38) /* USB Clock Register */ -#endif #define AT91_PMC_USBS_USB_PLLA (0x0) /* USB Clock Input is PLLA */ #define AT91_PMC_USBS_USB_UPLL (0x1) /* USB Clock Input is UPLL */ #define AT91_PMC_USBS_USB_PLLB (0x1) /* USB Clock Input is PLLB, AT91SAM9N12 only */ @@ -238,13 +211,6 @@ typedef struct at91_pmc { #define AT91_PMC_USBDIV_8 (0x7 << 8) /* USB Clock divided by 8 */ #define AT91_PMC_USBDIV_10 (0x9 << 8) /* USB Clock divided by 10 */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_PMC_PCKR(n) (AT91_PMC + 0x40 + ((n) * 4)) /* Programmable Clock 0-3 Registers */ - -#define AT91_PMC_IER (AT91_PMC + 0x60) /* Interrupt Enable Register */ -#define AT91_PMC_IDR (AT91_PMC + 0x64) /* Interrupt Disable Register */ -#define AT91_PMC_SR (AT91_PMC + 0x68) /* Status Register */ -#endif #define AT91_PMC_MOSCS (1 << 0) /* MOSCS Flag */ #define AT91_PMC_LOCKA (1 << 1) /* PLLA Lock */ #define AT91_PMC_LOCKB (1 << 2) /* PLLB Lock */ @@ -255,13 +221,6 @@ typedef struct at91_pmc { #define AT91_PMC_PCK1RDY (1 << 9) /* Programmable Clock 1 */ #define AT91_PMC_PCK2RDY (1 << 10) /* Programmable Clock 2 */ #define AT91_PMC_PCK3RDY (1 << 11) /* Programmable Clock 3 */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_PMC_IMR (AT91_PMC + 0x6c) /* Interrupt Mask Register */ -#define AT91_PMC_PROT (AT91_PMC + 0xe4) /* Protect Register [AT91CAP9 revC only] */ -#endif #define AT91_PMC_PROTKEY 0x504d4301 /* Activation Code */ -#ifdef CONFIG_AT91_LEGACY -#define AT91_PMC_VER (AT91_PMC + 0xfc) /* PMC Module Version [AT91CAP9 only] */ -#endif /* CONFIG_AT91_LEGACY */ #endif diff --git a/arch/arm/include/asm/arch-at91/at91_spi.h b/arch/arm/include/asm/arch-at91/at91_spi.h index f44cf67..b18665b 100644 --- a/arch/arm/include/asm/arch-at91/at91_spi.h +++ b/arch/arm/include/asm/arch-at91/at91_spi.h @@ -118,6 +118,6 @@ typedef struct at91_spi { #define AT91_SPI_PTSR 0x0124 /* PDC Transfer Status Register */ -#endif /* CONFIG_AT91_LEGACY */ +#endif /* CONFIG_ATMEL_LEGACY */ #endif diff --git a/arch/arm/include/asm/arch-at91/at91_wdt.h b/arch/arm/include/asm/arch-at91/at91_wdt.h index f0f4ed1..0644bbf 100644 --- a/arch/arm/include/asm/arch-at91/at91_wdt.h +++ b/arch/arm/include/asm/arch-at91/at91_wdt.h @@ -40,25 +40,4 @@ typedef struct at91_wdt { #define AT91_WDT_MR_WDDBGHLT 0x10000000 #define AT91_WDT_MR_WDIDLEHLT 0x20000000 -#ifdef CONFIG_AT91_LEGACY - -#define AT91_WDT_CR (AT91_WDT + 0x00) /* Watchdog Control Register */ -#define AT91_WDT_WDRSTT (1 << 0) /* Restart */ -#define AT91_WDT_KEY (0xa5 << 24) /* KEY Password */ - -#define AT91_WDT_MR (AT91_WDT + 0x04) /* Watchdog Mode Register */ -#define AT91_WDT_WDV (0xfff << 0) /* Counter Value */ -#define AT91_WDT_WDFIEN (1 << 12) /* Fault Interrupt Enable */ -#define AT91_WDT_WDRSTEN (1 << 13) /* Reset Processor */ -#define AT91_WDT_WDRPROC (1 << 14) /* Timer Restart */ -#define AT91_WDT_WDDIS (1 << 15) /* Watchdog Disable */ -#define AT91_WDT_WDD (0xfff << 16) /* Delta Value */ -#define AT91_WDT_WDDBGHLT (1 << 28) /* Debug Halt */ -#define AT91_WDT_WDIDLEHLT (1 << 29) /* Idle Halt */ - -#define AT91_WDT_SR (AT91_WDT + 0x08) /* Watchdog Status Register */ -#define AT91_WDT_WDUNF (1 << 0) /* Watchdog Underflow */ -#define AT91_WDT_WDERR (1 << 1) /* Watchdog Error */ - -#endif /* CONFIG_AT91_LEGACY */ #endif diff --git a/arch/arm/include/asm/arch-at91/at91cap9.h b/arch/arm/include/asm/arch-at91/at91cap9.h index 7ac5bc1..63870bc 100644 --- a/arch/arm/include/asm/arch-at91/at91cap9.h +++ b/arch/arm/include/asm/arch-at91/at91cap9.h @@ -55,75 +55,6 @@ #define AT91_RSTC_BASE 0xfffffd00 #define AT91_PIT_BASE 0xfffffd30 -#ifdef CONFIG_AT91_LEGACY - -/* - * User Peripheral physical base addresses. - */ -#define AT91CAP9_BASE_UDPHS 0xfff78000 -#define AT91CAP9_BASE_TCB0 0xfff7c000 -#define AT91CAP9_BASE_TC0 0xfff7c000 -#define AT91CAP9_BASE_TC1 0xfff7c040 -#define AT91CAP9_BASE_TC2 0xfff7c080 -#define AT91CAP9_BASE_MCI0 0xfff80000 -#define AT91CAP9_BASE_MCI1 0xfff84000 -#define AT91CAP9_BASE_TWI 0xfff88000 -#define AT91CAP9_BASE_US0 0xfff8c000 -#define AT91CAP9_BASE_US1 0xfff90000 -#define AT91CAP9_BASE_US2 0xfff94000 -#define AT91CAP9_BASE_SSC0 0xfff98000 -#define AT91CAP9_BASE_SSC1 0xfff9c000 -#define AT91CAP9_BASE_AC97C 0xfffa0000 -#define AT91CAP9_BASE_SPI0 0xfffa4000 -#define AT91CAP9_BASE_SPI1 0xfffa8000 -#define AT91CAP9_BASE_CAN 0xfffac000 -#define AT91CAP9_BASE_PWMC 0xfffb8000 -#define AT91CAP9_BASE_EMAC 0xfffbc000 -#define AT91CAP9_BASE_ADC 0xfffc0000 -#define AT91CAP9_BASE_ISI 0xfffc4000 -#define AT91_BASE_SYS 0xffffe200 - -/* - * System Peripherals (offset from AT91_BASE_SYS) - */ -#define AT91_ECC (0xffffe200 - AT91_BASE_SYS) -#define AT91_BCRAMC (0xffffe400 - AT91_BASE_SYS) -#define AT91_DDRSDRC (0xffffe600 - AT91_BASE_SYS) -#define AT91_SMC (0xffffe800 - AT91_BASE_SYS) -#define AT91_MATRIX (0xffffea00 - AT91_BASE_SYS) -#define AT91_CCFG (0xffffeb10 - AT91_BASE_SYS) -#define AT91_DMA (0xffffec00 - AT91_BASE_SYS) -#define AT91_DBGU (0xffffee00 - AT91_BASE_SYS) -#define AT91_AIC (0xfffff000 - AT91_BASE_SYS) -#define AT91_PIOA (0xfffff200 - AT91_BASE_SYS) -#define AT91_PIOB (0xfffff400 - AT91_BASE_SYS) -#define AT91_PIOC (0xfffff600 - AT91_BASE_SYS) -#define AT91_PIOD (0xfffff800 - AT91_BASE_SYS) -#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS) -#define AT91_RSTC (0xfffffd00 - AT91_BASE_SYS) -#define AT91_SHDWC (0xfffffd10 - AT91_BASE_SYS) -#define AT91_RTT (0xfffffd20 - AT91_BASE_SYS) -#define AT91_PIT (0xfffffd30 - AT91_BASE_SYS) -#define AT91_WDT (0xfffffd40 - AT91_BASE_SYS) -#define AT91_SCKCR (0xfffffd50 - AT91_BASE_SYS) -#define AT91_GPBR_REVB (0xfffffd50 - AT91_BASE_SYS) -#define AT91_GPBR_REVC (0xfffffd60 - AT91_BASE_SYS) - -#define AT91_USART0 AT91CAP9_BASE_US0 -#define AT91_USART1 AT91CAP9_BASE_US1 -#define AT91_USART2 AT91CAP9_BASE_US2 - -/* - * SCKCR flags - */ -#define AT91CAP9_SCKCR_RCEN (1 << 0) /* RC Oscillator Enable */ -#define AT91CAP9_SCKCR_OSC32EN (1 << 1) /* 32kHz Oscillator Enable */ -#define AT91CAP9_SCKCR_OSC32BYP (1 << 2) /* 32kHz Oscillator Bypass */ -#define AT91CAP9_SCKCR_OSCSEL (1 << 3) /* Slow Clock Selector */ -#define AT91CAP9_SCKCR_OSCSEL_RC (0 << 3) -#define AT91CAP9_SCKCR_OSCSEL_32 (1 << 3) - -#endif /* CONFIG_AT91_LEGACY */ /* * Internal Memory. */ diff --git a/arch/arm/include/asm/arch-at91/at91sam9_smc.h b/arch/arm/include/asm/arch-at91/at91sam9_smc.h index ec5d797..d29e98e 100644 --- a/arch/arm/include/asm/arch-at91/at91sam9_smc.h +++ b/arch/arm/include/asm/arch-at91/at91sam9_smc.h @@ -73,64 +73,4 @@ typedef struct at91_smc { #define AT91_SMC_MODE_PS_16 0x20000000 #define AT91_SMC_MODE_PS_32 0x30000000 -#ifdef CONFIG_AT91_LEGACY - -#define AT91_SMC_SETUP(n) (AT91_SMC + 0x00 + ((n)*0x10)) /* Setup Register for CS n */ -#define AT91_SMC_NWESETUP (0x3f << 0) /* NWE Setup Length */ -#define AT91_SMC_NWESETUP_(x) ((x) << 0) -#define AT91_SMC_NCS_WRSETUP (0x3f << 8) /* NCS Setup Length in Write Access */ -#define AT91_SMC_NCS_WRSETUP_(x) ((x) << 8) -#define AT91_SMC_NRDSETUP (0x3f << 16) /* NRD Setup Length */ -#define AT91_SMC_NRDSETUP_(x) ((x) << 16) -#define AT91_SMC_NCS_RDSETUP (0x3f << 24) /* NCS Setup Length in Read Access */ -#define AT91_SMC_NCS_RDSETUP_(x) ((x) << 24) - -#define AT91_SMC_PULSE(n) (AT91_SMC + 0x04 + ((n)*0x10)) /* Pulse Register for CS n */ -#define AT91_SMC_NWEPULSE (0x7f << 0) /* NWE Pulse Length */ -#define AT91_SMC_NWEPULSE_(x) ((x) << 0) -#define AT91_SMC_NCS_WRPULSE (0x7f << 8) /* NCS Pulse Length in Write Access */ -#define AT91_SMC_NCS_WRPULSE_(x)((x) << 8) -#define AT91_SMC_NRDPULSE (0x7f << 16) /* NRD Pulse Length */ -#define AT91_SMC_NRDPULSE_(x) ((x) << 16) -#define AT91_SMC_NCS_RDPULSE (0x7f << 24) /* NCS Pulse Length in Read Access */ -#define AT91_SMC_NCS_RDPULSE_(x)((x) << 24) - -#define AT91_SMC_CYCLE(n) (AT91_SMC + 0x08 + ((n)*0x10)) /* Cycle Register for CS n */ -#define AT91_SMC_NWECYCLE (0x1ff << 0 ) /* Total Write Cycle Length */ -#define AT91_SMC_NWECYCLE_(x) ((x) << 0) -#define AT91_SMC_NRDCYCLE (0x1ff << 16) /* Total Read Cycle Length */ -#define AT91_SMC_NRDCYCLE_(x) ((x) << 16) - -#define AT91_SMC_MODE(n) (AT91_SMC + 0x0c + ((n)*0x10)) /* Mode Register for CS n */ -#define AT91_SMC_READMODE (1 << 0) /* Read Mode */ -#define AT91_SMC_WRITEMODE (1 << 1) /* Write Mode */ -#define AT91_SMC_EXNWMODE (3 << 4) /* NWAIT Mode */ -#define AT91_SMC_EXNWMODE_DISABLE (0 << 4) -#define AT91_SMC_EXNWMODE_FROZEN (2 << 4) -#define AT91_SMC_EXNWMODE_READY (3 << 4) -#define AT91_SMC_BAT (1 << 8) /* Byte Access Type */ -#define AT91_SMC_BAT_SELECT (0 << 8) -#define AT91_SMC_BAT_WRITE (1 << 8) -#define AT91_SMC_DBW (3 << 12) /* Data Bus Width */ -#define AT91_SMC_DBW_8 (0 << 12) -#define AT91_SMC_DBW_16 (1 << 12) -#define AT91_SMC_DBW_32 (2 << 12) -#define AT91_SMC_TDF (0xf << 16) /* Data Float Time. */ -#define AT91_SMC_TDF_(x) ((x) << 16) -#define AT91_SMC_TDFMODE (1 << 20) /* TDF Optimization - Enabled */ -#define AT91_SMC_PMEN (1 << 24) /* Page Mode Enabled */ -#define AT91_SMC_PS (3 << 28) /* Page Size */ -#define AT91_SMC_PS_4 (0 << 28) -#define AT91_SMC_PS_8 (1 << 28) -#define AT91_SMC_PS_16 (2 << 28) -#define AT91_SMC_PS_32 (3 << 28) - -#if defined(AT91_SMC1) /* The AT91SAM9263 has 2 Static Memory contollers */ -#define AT91_SMC1_SETUP(n) (AT91_SMC1 + 0x00 + ((n)*0x10)) /* Setup Register for CS n */ -#define AT91_SMC1_PULSE(n) (AT91_SMC1 + 0x04 + ((n)*0x10)) /* Pulse Register for CS n */ -#define AT91_SMC1_CYCLE(n) (AT91_SMC1 + 0x08 + ((n)*0x10)) /* Cycle Register for CS n */ -#define AT91_SMC1_MODE(n) (AT91_SMC1 + 0x0c + ((n)*0x10)) /* Mode Register for CS n */ -#endif - -#endif #endif -- cgit v1.1 From 618bbbb2e9546aa602c97d55963e133c7e1a85ec Mon Sep 17 00:00:00 2001 From: "Wu, Josh" Date: Tue, 5 Nov 2013 15:07:46 +0800 Subject: ARM: at91: sama5d3: add support for sama5d36 chip MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The SAMA5D36 chip is the superset product of SAMA5D3x family. For detail information please refer to: http://www.atmel.com/Microsite/sama5d3/default.aspx Signed-off-by: Josh Wu Acked-by: Bo Shen Signed-off-by: Andreas Bießmann --- arch/arm/cpu/armv7/at91/sama5d3_devices.c | 4 +++- arch/arm/include/asm/arch-at91/sama5d3.h | 3 +++ 2 files changed, 6 insertions(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/arm/cpu/armv7/at91/sama5d3_devices.c b/arch/arm/cpu/armv7/at91/sama5d3_devices.c index 51f0a6d..7ebee87 100644 --- a/arch/arm/cpu/armv7/at91/sama5d3_devices.c +++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c @@ -15,7 +15,7 @@ unsigned int has_emac() { - return cpu_is_sama5d31() || cpu_is_sama5d35(); + return cpu_is_sama5d31() || cpu_is_sama5d35() || cpu_is_sama5d36(); } unsigned int has_gmac() @@ -42,6 +42,8 @@ char *get_cpu_name() return "SAMA5D34"; case ARCH_EXID_SAMA5D35: return "SAMA5D35"; + case ARCH_EXID_SAMA5D36: + return "SAMA5D36"; default: return "Unknown CPU type"; } diff --git a/arch/arm/include/asm/arch-at91/sama5d3.h b/arch/arm/include/asm/arch-at91/sama5d3.h index 123a627..6d936f4 100644 --- a/arch/arm/include/asm/arch-at91/sama5d3.h +++ b/arch/arm/include/asm/arch-at91/sama5d3.h @@ -79,6 +79,7 @@ #define ARCH_EXID_SAMA5D33 0x00414300 #define ARCH_EXID_SAMA5D34 0x00414301 #define ARCH_EXID_SAMA5D35 0x00584300 +#define ARCH_EXID_SAMA5D36 0x00004301 #define cpu_is_sama5d3() (get_chip_id() == ARCH_ID_SAMA5D3) #define cpu_is_sama5d31() (cpu_is_sama5d3() && \ @@ -89,6 +90,8 @@ (get_extension_chip_id() == ARCH_EXID_SAMA5D34)) #define cpu_is_sama5d35() (cpu_is_sama5d3() && \ (get_extension_chip_id() == ARCH_EXID_SAMA5D35)) +#define cpu_is_sama5d36() (cpu_is_sama5d3() && \ + (get_extension_chip_id() == ARCH_EXID_SAMA5D36)) /* * User Peripherals physical base addresses. -- cgit v1.1 From 184c551b8582fee6b685d513d026b44f558285b5 Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Fri, 15 Nov 2013 11:12:32 +0800 Subject: arm: atmel: sama5d3: correct the ID for DBGU and PIT MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As the DBGU and PIT has its own ID on sama5d3 SoC, while not share with SYS ID. So, correct them. Signed-off-by: Bo Shen Signed-off-by: Andreas Bießmann --- arch/arm/cpu/armv7/at91/sama5d3_devices.c | 2 +- arch/arm/cpu/armv7/at91/timer.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'arch') diff --git a/arch/arm/cpu/armv7/at91/sama5d3_devices.c b/arch/arm/cpu/armv7/at91/sama5d3_devices.c index 7ebee87..78ecfc8 100644 --- a/arch/arm/cpu/armv7/at91/sama5d3_devices.c +++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c @@ -84,7 +84,7 @@ void at91_seriald_hw_init(void) at91_set_a_periph(AT91_PIO_PORTB, 30, 0); /* DRXD */ /* Enable clock */ - at91_periph_clk_enable(ATMEL_ID_SYS); + at91_periph_clk_enable(ATMEL_ID_DBGU); } #if defined(CONFIG_ATMEL_SPI) diff --git a/arch/arm/cpu/armv7/at91/timer.c b/arch/arm/cpu/armv7/at91/timer.c index 3808aed..e3ebfe0 100644 --- a/arch/arm/cpu/armv7/at91/timer.c +++ b/arch/arm/cpu/armv7/at91/timer.c @@ -60,7 +60,7 @@ int timer_init(void) at91_pit_t *pit = (at91_pit_t *)ATMEL_BASE_PIT; /* Enable PITC Clock */ - at91_periph_clk_enable(ATMEL_ID_SYS); + at91_periph_clk_enable(ATMEL_ID_PIT); /* Enable PITC */ writel(TIMER_LOAD_VAL | AT91_PIT_MR_EN , &pit->mr); -- cgit v1.1 From e82265701f2972c7eb0e8742db973130bc99fd9c Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Fri, 15 Nov 2013 11:12:34 +0800 Subject: arm: atmel: sama5d3: correct the error define of DIV MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Correct the error define of DIV. Signed-off-by: Bo Shen Signed-off-by: Andreas Bießmann --- arch/arm/include/asm/arch-at91/at91_pmc.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch') diff --git a/arch/arm/include/asm/arch-at91/at91_pmc.h b/arch/arm/include/asm/arch-at91/at91_pmc.h index a24971a..90a871c 100644 --- a/arch/arm/include/asm/arch-at91/at91_pmc.h +++ b/arch/arm/include/asm/arch-at91/at91_pmc.h @@ -126,8 +126,8 @@ typedef struct at91_pmc { #define AT91_PMC_MCKR_MDIV_MASK 0x00000300 #endif -#define AT91_PMC_MCKR_PLLADIV_1 0x00001000 -#define AT91_PMC_MCKR_PLLADIV_2 0x00002000 +#define AT91_PMC_MCKR_PLLADIV_1 0x00000000 +#define AT91_PMC_MCKR_PLLADIV_2 0x00001000 #define AT91_PMC_IXR_MOSCS 0x00000001 #define AT91_PMC_IXR_LOCKA 0x00000002 -- cgit v1.1 From ebfde6db3c42b4d837aceb8c7b079c31e7c7837b Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Fri, 15 Nov 2013 11:12:35 +0800 Subject: arm: atmel: sama5d3: the offset of MULA is 18 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The offset of MULA field in PLLA register in sama5d3 is 18, and the length only 7 bits. Signed-off-by: Bo Shen Signed-off-by: Andreas Bießmann --- arch/arm/include/asm/arch-at91/at91_pmc.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch') diff --git a/arch/arm/include/asm/arch-at91/at91_pmc.h b/arch/arm/include/asm/arch-at91/at91_pmc.h index 90a871c..4535608 100644 --- a/arch/arm/include/asm/arch-at91/at91_pmc.h +++ b/arch/arm/include/asm/arch-at91/at91_pmc.h @@ -75,7 +75,11 @@ typedef struct at91_pmc { #define AT91_PMC_PLLXR_DIV(x) (x & 0xFF) #define AT91_PMC_PLLXR_PLLCOUNT(x) ((x & 0x3F) << 8) #define AT91_PMC_PLLXR_OUT(x) ((x & 0x03) << 14) +#ifdef CONFIG_SAMA5D3 +#define AT91_PMC_PLLXR_MUL(x) ((x & 0x7F) << 18) +#else #define AT91_PMC_PLLXR_MUL(x) ((x & 0x7FF) << 16) +#endif #define AT91_PMC_PLLAR_29 0x20000000 #define AT91_PMC_PLLBR_USBDIV_1 0x00000000 #define AT91_PMC_PLLBR_USBDIV_2 0x10000000 -- cgit v1.1 From 9d9289cb31d8c0bf4d3708df23a24edb4205165d Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Fri, 15 Nov 2013 11:12:37 +0800 Subject: arm: atmel: add ddr2 initialization function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The MPDDRC supports different type of SDRAM This patch add ddr2 initialization function Signed-off-by: Bo Shen Signed-off-by: Andreas Bießmann --- arch/arm/cpu/Makefile | 1 + arch/arm/cpu/at91-common/Makefile | 11 +++ arch/arm/cpu/at91-common/mpddrc.c | 124 ++++++++++++++++++++++++++ arch/arm/include/asm/arch-at91/atmel_mpddrc.h | 115 ++++++++++++++++++++++++ 4 files changed, 251 insertions(+) create mode 100644 arch/arm/cpu/at91-common/Makefile create mode 100644 arch/arm/cpu/at91-common/mpddrc.c create mode 100644 arch/arm/include/asm/arch-at91/atmel_mpddrc.h (limited to 'arch') diff --git a/arch/arm/cpu/Makefile b/arch/arm/cpu/Makefile index fd0da53..b2d30b1 100644 --- a/arch/arm/cpu/Makefile +++ b/arch/arm/cpu/Makefile @@ -1,2 +1,3 @@ +obj-$(CONFIG_AT91FAMILY) += at91-common/ obj-$(CONFIG_TEGRA) += $(SOC)-common/ obj-$(CONFIG_TEGRA) += tegra-common/ diff --git a/arch/arm/cpu/at91-common/Makefile b/arch/arm/cpu/at91-common/Makefile new file mode 100644 index 0000000..671a05e --- /dev/null +++ b/arch/arm/cpu/at91-common/Makefile @@ -0,0 +1,11 @@ +# +# (C) Copyright 2000-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2013 Atmel Corporation +# Bo Shen +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-$(CONFIG_SPL_BUILD) += mpddrc.o diff --git a/arch/arm/cpu/at91-common/mpddrc.c b/arch/arm/cpu/at91-common/mpddrc.c new file mode 100644 index 0000000..8136396 --- /dev/null +++ b/arch/arm/cpu/at91-common/mpddrc.c @@ -0,0 +1,124 @@ +/* + * Copyright (C) 2013 Atmel Corporation + * Bo Shen + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include + +static inline void atmel_mpddr_op(int mode, u32 ram_address) +{ + struct atmel_mpddr *mpddr = (struct atmel_mpddr *)ATMEL_BASE_MPDDRC; + + writel(mode, &mpddr->mr); + writel(0, ram_address); +} + +int ddr2_init(const unsigned int ram_address, + const struct atmel_mpddr *mpddr_value) +{ + struct atmel_mpddr *mpddr = (struct atmel_mpddr *)ATMEL_BASE_MPDDRC; + u32 ba_off, cr; + + /* Compute bank offset according to NC in configuration register */ + ba_off = (mpddr_value->cr & ATMEL_MPDDRC_CR_NC_MASK) + 9; + if (!(mpddr_value->cr & ATMEL_MPDDRC_CR_DECOD_INTERLEAVED)) + ba_off += ((mpddr->cr & ATMEL_MPDDRC_CR_NR_MASK) >> 2) + 11; + + ba_off += (mpddr_value->md & ATMEL_MPDDRC_MD_DBW_MASK) ? 1 : 2; + + /* Program the memory device type into the memory device register */ + writel(mpddr_value->md, &mpddr->md); + + /* Program the configuration register */ + writel(mpddr_value->cr, &mpddr->cr); + + /* Program the timing register */ + writel(mpddr_value->tpr0, &mpddr->tpr0); + writel(mpddr_value->tpr1, &mpddr->tpr1); + writel(mpddr_value->tpr2, &mpddr->tpr2); + + /* Issue a NOP command */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_NOP_CMD, ram_address); + + /* A 200 us is provided to precede any signal toggle */ + udelay(200); + + /* Issue a NOP command */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_NOP_CMD, ram_address); + + /* Issue an all banks precharge command */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_PRCGALL_CMD, ram_address); + + /* Issue an extended mode register set(EMRS2) to choose operation */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_EXT_LMR_CMD, + ram_address + (0x2 << ba_off)); + + /* Issue an extended mode register set(EMRS3) to set EMSR to 0 */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_EXT_LMR_CMD, + ram_address + (0x3 << ba_off)); + + /* + * Issue an extended mode register set(EMRS1) to enable DLL and + * program D.I.C (output driver impedance control) + */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_EXT_LMR_CMD, + ram_address + (0x1 << ba_off)); + + /* Enable DLL reset */ + cr = readl(&mpddr->cr); + writel(cr | ATMEL_MPDDRC_CR_DLL_RESET_ENABLED, &mpddr->cr); + + /* A mode register set(MRS) cycle is issued to reset DLL */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_LMR_CMD, ram_address); + + /* Issue an all banks precharge command */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_PRCGALL_CMD, ram_address); + + /* Two auto-refresh (CBR) cycles are provided */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_RFSH_CMD, ram_address); + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_RFSH_CMD, ram_address); + + /* Disable DLL reset */ + cr = readl(&mpddr->cr); + writel(cr & (~ATMEL_MPDDRC_CR_DLL_RESET_ENABLED), &mpddr->cr); + + /* A mode register set (MRS) cycle is issued to disable DLL reset */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_LMR_CMD, ram_address); + + /* Set OCD calibration in default state */ + cr = readl(&mpddr->cr); + writel(cr | ATMEL_MPDDRC_CR_OCD_DEFAULT, &mpddr->cr); + + /* + * An extended mode register set (EMRS1) cycle is issued + * to OCD default value + */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_EXT_LMR_CMD, + ram_address + (0x1 << ba_off)); + + /* OCD calibration mode exit */ + cr = readl(&mpddr->cr); + writel(cr & (~ATMEL_MPDDRC_CR_OCD_DEFAULT), &mpddr->cr); + + /* + * An extended mode register set (EMRS1) cycle is issued + * to enable OCD exit + */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_EXT_LMR_CMD, + ram_address + (0x1 << ba_off)); + + /* A nornal mode command is provided */ + atmel_mpddr_op(ATMEL_MPDDRC_MR_MODE_NORMAL_CMD, ram_address); + + /* Perform a write access to any DDR2-SDRAM address */ + writel(0, ram_address); + + /* Write the refresh rate */ + writel(mpddr_value->rtr, &mpddr->rtr); + + return 0; +} diff --git a/arch/arm/include/asm/arch-at91/atmel_mpddrc.h b/arch/arm/include/asm/arch-at91/atmel_mpddrc.h new file mode 100644 index 0000000..5741f6e --- /dev/null +++ b/arch/arm/include/asm/arch-at91/atmel_mpddrc.h @@ -0,0 +1,115 @@ +/* + * Copyright (C) 2013 Atmel Corporation + * Bo Shen + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __ATMEL_MPDDRC_H__ +#define __ATMEL_MPDDRC_H__ + +/* + * Only define the needed register in mpddr + * If other register needed, will add them later + */ +struct atmel_mpddr { + u32 mr; + u32 rtr; + u32 cr; + u32 tpr0; + u32 tpr1; + u32 tpr2; + u32 reserved[2]; + u32 md; +}; + +int ddr2_init(const unsigned int ram_address, + const struct atmel_mpddr *mpddr); + +/* Bit field in mode register */ +#define ATMEL_MPDDRC_MR_MODE_NORMAL_CMD 0x0 +#define ATMEL_MPDDRC_MR_MODE_NOP_CMD 0x1 +#define ATMEL_MPDDRC_MR_MODE_PRCGALL_CMD 0x2 +#define ATMEL_MPDDRC_MR_MODE_LMR_CMD 0x3 +#define ATMEL_MPDDRC_MR_MODE_RFSH_CMD 0x4 +#define ATMEL_MPDDRC_MR_MODE_EXT_LMR_CMD 0x5 +#define ATMEL_MPDDRC_MR_MODE_DEEP_CMD 0x6 +#define ATMEL_MPDDRC_MR_MODE_LPDDR2_CMD 0x7 + +/* Bit field in configuration register */ +#define ATMEL_MPDDRC_CR_NC_MASK 0x3 +#define ATMEL_MPDDRC_CR_NC_COL_9 0x0 +#define ATMEL_MPDDRC_CR_NC_COL_10 0x1 +#define ATMEL_MPDDRC_CR_NC_COL_11 0x2 +#define ATMEL_MPDDRC_CR_NC_COL_12 0x3 +#define ATMEL_MPDDRC_CR_NR_MASK (0x3 << 2) +#define ATMEL_MPDDRC_CR_NR_ROW_11 (0x0 << 2) +#define ATMEL_MPDDRC_CR_NR_ROW_12 (0x1 << 2) +#define ATMEL_MPDDRC_CR_NR_ROW_13 (0x2 << 2) +#define ATMEL_MPDDRC_CR_NR_ROW_14 (0x3 << 2) +#define ATMEL_MPDDRC_CR_CAS_MASK (0x7 << 4) +#define ATMEL_MPDDRC_CR_CAS_DDR_CAS2 (0x2 << 4) +#define ATMEL_MPDDRC_CR_CAS_DDR_CAS3 (0x3 << 4) +#define ATMEL_MPDDRC_CR_CAS_DDR_CAS4 (0x4 << 4) +#define ATMEL_MPDDRC_CR_CAS_DDR_CAS5 (0x5 << 4) +#define ATMEL_MPDDRC_CR_CAS_DDR_CAS6 (0x6 << 4) +#define ATMEL_MPDDRC_CR_DLL_RESET_ENABLED (0x1 << 7) +#define ATMEL_MPDDRC_CR_DIC_DS (0x1 << 8) +#define ATMEL_MPDDRC_CR_DIS_DLL (0x1 << 9) +#define ATMEL_MPDDRC_CR_OCD_DEFAULT (0x7 << 12) +#define ATMEL_MPDDRC_CR_ENRDM_ON (0x1 << 17) +#define ATMEL_MPDDRC_CR_NB_8BANKS (0x1 << 20) +#define ATMEL_MPDDRC_CR_NDQS_DISABLED (0x1 << 21) +#define ATMEL_MPDDRC_CR_DECOD_INTERLEAVED (0x1 << 22) +#define ATMEL_MPDDRC_CR_UNAL_SUPPORTED (0x1 << 23) + +/* Bit field in timing parameter 0 register */ +#define ATMEL_MPDDRC_TPR0_TRAS_OFFSET 0 +#define ATMEL_MPDDRC_TPR0_TRAS_MASK 0xf +#define ATMEL_MPDDRC_TPR0_TRCD_OFFSET 4 +#define ATMEL_MPDDRC_TPR0_TRCD_MASK 0xf +#define ATMEL_MPDDRC_TPR0_TWR_OFFSET 8 +#define ATMEL_MPDDRC_TPR0_TWR_MASK 0xf +#define ATMEL_MPDDRC_TPR0_TRC_OFFSET 12 +#define ATMEL_MPDDRC_TPR0_TRC_MASK 0xf +#define ATMEL_MPDDRC_TPR0_TRP_OFFSET 16 +#define ATMEL_MPDDRC_TPR0_TRP_MASK 0xf +#define ATMEL_MPDDRC_TPR0_TRRD_OFFSET 20 +#define ATMEL_MPDDRC_TPR0_TRRD_MASK 0xf +#define ATMEL_MPDDRC_TPR0_TWTR_OFFSET 24 +#define ATMEL_MPDDRC_TPR0_TWTR_MASK 0x7 +#define ATMEL_MPDDRC_TPR0_RDC_WRRD_OFFSET 27 +#define ATMEL_MPDDRC_TPR0_RDC_WRRD_MASK 0x1 +#define ATMEL_MPDDRC_TPR0_TMRD_OFFSET 28 +#define ATMEL_MPDDRC_TPR0_TMRD_MASK 0xf + +/* Bit field in timing parameter 1 register */ +#define ATMEL_MPDDRC_TPR1_TRFC_OFFSET 0 +#define ATMEL_MPDDRC_TPR1_TRFC_MASK 0x7f +#define ATMEL_MPDDRC_TPR1_TXSNR_OFFSET 8 +#define ATMEL_MPDDRC_TPR1_TXSNR_MASK 0xff +#define ATMEL_MPDDRC_TPR1_TXSRD_OFFSET 16 +#define ATMEL_MPDDRC_TPR1_TXSRD_MASK 0xff +#define ATMEL_MPDDRC_TPR1_TXP_OFFSET 24 +#define ATMEL_MPDDRC_TPR1_TXP_MASK 0xf + +/* Bit field in timing parameter 2 register */ +#define ATMEL_MPDDRC_TPR2_TXARD_OFFSET 0 +#define ATMEL_MPDDRC_TPR2_TXARD_MASK 0xf +#define ATMEL_MPDDRC_TPR2_TXARDS_OFFSET 4 +#define ATMEL_MPDDRC_TPR2_TXARDS_MASK 0xf +#define ATMEL_MPDDRC_TPR2_TRPA_OFFSET 8 +#define ATMEL_MPDDRC_TPR2_TRPA_MASK 0xf +#define ATMEL_MPDDRC_TPR2_TRTP_OFFSET 12 +#define ATMEL_MPDDRC_TPR2_TRTP_MASK 0x7 +#define ATMEL_MPDDRC_TPR2_TFAW_OFFSET 16 +#define ATMEL_MPDDRC_TPR2_TFAW_MASK 0xf + +/* Bit field in Memory Device Register */ +#define ATMEL_MPDDRC_MD_LPDDR_SDRAM 0x3 +#define ATMEL_MPDDRC_MD_DDR2_SDRAM 0x6 +#define ATMEL_MPDDRC_MD_DBW_MASK (0x1 << 4) +#define ATMEL_MPDDRC_MD_DBW_32_BITS (0x0 << 4) +#define ATMEL_MPDDRC_MD_DBW_16_BITS (0x1 << 4) + +#endif -- cgit v1.1 From c5e8885aab9d282fa480cfa359cf5fd84248abb8 Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Fri, 15 Nov 2013 11:12:38 +0800 Subject: arm: atmel: sama5d3: spl boot from fat fs SD card MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Enable Atmel sama5d3xek boart spl boot support, which can load u-boot from SD card with FAT file system. Signed-off-by: Bo Shen Signed-off-by: Andreas Bießmann --- arch/arm/cpu/armv7/Makefile | 2 +- arch/arm/cpu/at91-common/Makefile | 2 +- arch/arm/cpu/at91-common/spl.c | 90 ++++++++++++++++++++++++++++ arch/arm/cpu/at91-common/u-boot-spl.lds | 50 ++++++++++++++++ arch/arm/include/asm/arch-at91/at91_common.h | 4 ++ arch/arm/include/asm/arch-at91/spl.h | 20 +++++++ 6 files changed, 166 insertions(+), 2 deletions(-) create mode 100644 arch/arm/cpu/at91-common/spl.c create mode 100644 arch/arm/cpu/at91-common/u-boot-spl.lds create mode 100644 arch/arm/include/asm/arch-at91/spl.h (limited to 'arch') diff --git a/arch/arm/cpu/armv7/Makefile b/arch/arm/cpu/armv7/Makefile index d3347b3..0467d00 100644 --- a/arch/arm/cpu/armv7/Makefile +++ b/arch/arm/cpu/armv7/Makefile @@ -12,7 +12,7 @@ obj-y += cache_v7.o obj-y += cpu.o obj-y += syslib.o -ifneq ($(CONFIG_AM43XX)$(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_TI81XX),) +ifneq ($(CONFIG_AM43XX)$(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_TI81XX)$(CONFIG_AT91FAMILY),) ifneq ($(CONFIG_SKIP_LOWLEVEL_INIT),y) obj-y += lowlevel_init.o endif diff --git a/arch/arm/cpu/at91-common/Makefile b/arch/arm/cpu/at91-common/Makefile index 671a05e..d97053f 100644 --- a/arch/arm/cpu/at91-common/Makefile +++ b/arch/arm/cpu/at91-common/Makefile @@ -8,4 +8,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -obj-$(CONFIG_SPL_BUILD) += mpddrc.o +obj-$(CONFIG_SPL_BUILD) += mpddrc.o spl.o diff --git a/arch/arm/cpu/at91-common/spl.c b/arch/arm/cpu/at91-common/spl.c new file mode 100644 index 0000000..37c0cc4 --- /dev/null +++ b/arch/arm/cpu/at91-common/spl.c @@ -0,0 +1,90 @@ +/* + * Copyright (C) 2013 Atmel Corporation + * Bo Shen + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include +#include + +static void at91_disable_wdt(void) +{ + struct at91_wdt *wdt = (struct at91_wdt *)ATMEL_BASE_WDT; + + writel(AT91_WDT_MR_WDDIS, &wdt->mr); +} + +void at91_plla_init(u32 pllar) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + + writel(pllar, &pmc->pllar); + while (!(readl(&pmc->sr) & (AT91_PMC_LOCKA | AT91_PMC_MCKRDY))) + ; +} + +void at91_mck_init(u32 mckr) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + u32 tmp; + + tmp = readl(&pmc->mckr); + tmp &= ~(AT91_PMC_MCKR_PRES_MASK | + AT91_PMC_MCKR_MDIV_MASK | + AT91_PMC_MCKR_PLLADIV_2); + tmp |= mckr & (AT91_PMC_MCKR_PRES_MASK | + AT91_PMC_MCKR_MDIV_MASK | + AT91_PMC_MCKR_PLLADIV_2); + writel(tmp, &pmc->mckr); + + while (!(readl(&pmc->sr) & AT91_PMC_MCKRDY)) + ; +} + + +u32 spl_boot_device(void) +{ +#ifdef CONFIG_SYS_USE_MMC + return BOOT_DEVICE_MMC1; +#endif + return BOOT_DEVICE_NONE; +} + +u32 spl_boot_mode(void) +{ + switch (spl_boot_device()) { +#ifdef CONFIG_SYS_USE_MMC + case BOOT_DEVICE_MMC1: + return MMCSD_MODE_FAT; + break; +#endif + case BOOT_DEVICE_NONE: + default: + hang(); + } +} + +void s_init(void) +{ + /* disable watchdog */ + at91_disable_wdt(); + + /* PMC configuration */ + at91_pmc_init(); + + at91_clock_init(CONFIG_SYS_AT91_MAIN_CLOCK); + + timer_init(); + + board_early_init_f(); + + preloader_console_init(); + + mem_init(); +} diff --git a/arch/arm/cpu/at91-common/u-boot-spl.lds b/arch/arm/cpu/at91-common/u-boot-spl.lds new file mode 100644 index 0000000..038335d --- /dev/null +++ b/arch/arm/cpu/at91-common/u-boot-spl.lds @@ -0,0 +1,50 @@ +/* + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, + * + * (C) Copyright 2010 + * Texas Instruments, + * Aneesh V + * + * (C) 2013 Atmel Corporation + * Bo Shen + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE, \ + LENGTH = CONFIG_SPL_MAX_SIZE } +MEMORY { .sdram : ORIGIN = CONFIG_SPL_BSS_START_ADDR, \ + LENGTH = CONFIG_SPL_BSS_MAX_SIZE } + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + .text : + { + __start = .; + arch/arm/cpu/armv7/start.o (.text*) + *(.text*) + } >.sram + + . = ALIGN(4); + .rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram + + . = ALIGN(4); + .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram + + . = ALIGN(4); + __image_copy_end = .; + _end = .; + + .bss : + { + . = ALIGN(4); + __bss_start = .; + *(.bss*) + . = ALIGN(4); + __bss_end = .; + } >.sdram +} diff --git a/arch/arm/include/asm/arch-at91/at91_common.h b/arch/arm/include/asm/arch-at91/at91_common.h index abcb97d..3ca4d5b 100644 --- a/arch/arm/include/asm/arch-at91/at91_common.h +++ b/arch/arm/include/asm/arch-at91/at91_common.h @@ -22,5 +22,9 @@ void at91_spi1_hw_init(unsigned long cs_mask); void at91_udp_hw_init(void); void at91_uhp_hw_init(void); void at91_lcd_hw_init(void); +void at91_plla_init(u32 pllar); +void at91_mck_init(u32 mckr); +void at91_pmc_init(void); +void mem_init(void); #endif /* AT91_COMMON_H */ diff --git a/arch/arm/include/asm/arch-at91/spl.h b/arch/arm/include/asm/arch-at91/spl.h new file mode 100644 index 0000000..68c5349 --- /dev/null +++ b/arch/arm/include/asm/arch-at91/spl.h @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2013 Atmel Corporation + * Bo Shen + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_SPL_H_ +#define _ASM_ARCH_SPL_H_ + +enum { + BOOT_DEVICE_NONE, +#ifdef CONFIG_SYS_USE_MMC + BOOT_DEVICE_MMC1, + BOOT_DEVICE_MMC2, + BOOT_DEVICE_MMC2_2, +#endif +}; + +#endif -- cgit v1.1 From 4535a24c0c06e367bc40c43b4807bdb335513a1a Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Mon, 18 Nov 2013 08:07:23 +0100 Subject: arm926ejs, at91: add common phy_reset function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit add common phy reset code into a common function. Signed-off-by: Heiko Schocher Cc: Andreas Bießmann Cc: Bo Shen Cc: Jens Scharsig Cc: Sergey Lapin Cc: Stelian Pop Cc: Albin Tonnerre Cc: Eric Benard Cc: Markus Hubig Acked-by: Jens Scharsig (BuS Elektronik) Tested-by: Jens Scharsig (BuS Elektronik) Tested-by: Bo Shen Acked-by: Bo Shen Signed-off-by: Andreas Bießmann --- arch/arm/cpu/at91-common/Makefile | 1 + arch/arm/cpu/at91-common/phy.c | 57 ++++++++++++++++++++++++++++ arch/arm/include/asm/arch-at91/at91_common.h | 1 + 3 files changed, 59 insertions(+) create mode 100644 arch/arm/cpu/at91-common/phy.c (limited to 'arch') diff --git a/arch/arm/cpu/at91-common/Makefile b/arch/arm/cpu/at91-common/Makefile index d97053f..5b97838 100644 --- a/arch/arm/cpu/at91-common/Makefile +++ b/arch/arm/cpu/at91-common/Makefile @@ -8,4 +8,5 @@ # SPDX-License-Identifier: GPL-2.0+ # +obj-$(CONFIG_AT91_WANTS_COMMON_PHY) += phy.o obj-$(CONFIG_SPL_BUILD) += mpddrc.o spl.o diff --git a/arch/arm/cpu/at91-common/phy.c b/arch/arm/cpu/at91-common/phy.c new file mode 100644 index 0000000..3b6c60c --- /dev/null +++ b/arch/arm/cpu/at91-common/phy.c @@ -0,0 +1,57 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * (C) Copyright 2012 + * Markus Hubig + * IMKO GmbH + * + * Copyright (C) 2013 DENX Software Engineering, hs@denx.de + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include + +void at91_phy_reset(void) +{ + unsigned long erstl; + unsigned long start = get_timer(0); + unsigned long const timeout = 1000; /* 1000ms */ + at91_rstc_t *rstc = (at91_rstc_t *)ATMEL_BASE_RSTC; + + erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK; + + /* + * Need to reset PHY -> 500ms reset + * Reset PHY by pulling the NRST line for 500ms to low. To do so + * disable user reset for low level on NRST pin and poll the NRST + * level in reset status register. + */ + writel(AT91_RSTC_KEY | AT91_RSTC_MR_ERSTL(0x0D) | + AT91_RSTC_MR_URSTEN, &rstc->mr); + + writel(AT91_RSTC_KEY | AT91_RSTC_CR_EXTRST, &rstc->cr); + + /* Wait for end of hardware reset */ + while (!(readl(&rstc->sr) & AT91_RSTC_SR_NRSTL)) { + /* avoid shutdown by watchdog */ + WATCHDOG_RESET(); + mdelay(10); + + /* timeout for not getting stuck in an endless loop */ + if (get_timer(start) >= timeout) { + puts("*** ERROR: Timeout waiting for PHY reset!\n"); + break; + } + }; + + /* Restore NRST value */ + writel(AT91_RSTC_KEY | erstl | AT91_RSTC_MR_URSTEN, &rstc->mr); +} diff --git a/arch/arm/include/asm/arch-at91/at91_common.h b/arch/arm/include/asm/arch-at91/at91_common.h index 3ca4d5b..59e2f43 100644 --- a/arch/arm/include/asm/arch-at91/at91_common.h +++ b/arch/arm/include/asm/arch-at91/at91_common.h @@ -26,5 +26,6 @@ void at91_plla_init(u32 pllar); void at91_mck_init(u32 mckr); void at91_pmc_init(void); void mem_init(void); +void at91_phy_reset(void); #endif /* AT91_COMMON_H */ -- cgit v1.1