2009-06-26 18:36:58 +04:00
/*
* On - Chip devices setup code for the AT91SAM9G45 family
*
* Copyright ( C ) 2009 Atmel Corporation .
*
* This program is free software ; you can redistribute it and / or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation ; either version 2 of the License , or
* ( at your option ) any later version .
*
*/
# include <asm/mach/arch.h>
# include <asm/mach/map.h>
# include <linux/dma-mapping.h>
2011-07-26 13:53:52 +04:00
# include <linux/gpio.h>
2011-10-22 11:17:40 +04:00
# include <linux/clk.h>
2009-06-26 18:36:58 +04:00
# include <linux/platform_device.h>
# include <linux/i2c-gpio.h>
2010-10-22 20:27:48 +04:00
# include <linux/atmel-mci.h>
2009-06-26 18:36:58 +04:00
# include <linux/fb.h>
# include <video/atmel_lcdc.h>
# include <mach/board.h>
# include <mach/at91sam9g45.h>
# include <mach/at91sam9g45_matrix.h>
2011-11-27 19:15:50 +04:00
# include <mach/at91_matrix.h>
2009-06-26 18:36:58 +04:00
# include <mach/at91sam9_smc.h>
2009-07-24 14:43:01 +04:00
# include <mach/at_hdmac.h>
2010-10-22 20:27:48 +04:00
# include <mach/atmel-mci.h>
2009-06-26 18:36:58 +04:00
2011-10-22 11:17:40 +04:00
# include <media/atmel-isi.h>
2009-06-26 18:36:58 +04:00
# include "generic.h"
2011-10-22 11:17:40 +04:00
# include "clock.h"
2009-06-26 18:36:58 +04:00
2009-07-24 14:43:01 +04:00
/* --------------------------------------------------------------------
* HDMAC - AHB DMA Controller
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
static u64 hdmac_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct resource hdmac_resources [ ] = {
[ 0 ] = {
2011-10-15 11:47:51 +04:00
. start = AT91SAM9G45_BASE_DMA ,
. end = AT91SAM9G45_BASE_DMA + SZ_512 - 1 ,
2009-07-24 14:43:01 +04:00
. flags = IORESOURCE_MEM ,
} ,
2010-08-20 18:44:33 +04:00
[ 1 ] = {
2009-07-24 14:43:01 +04:00
. start = AT91SAM9G45_ID_DMA ,
. end = AT91SAM9G45_ID_DMA ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at_hdmac_device = {
2011-10-10 16:55:17 +04:00
. name = " at91sam9g45_dma " ,
2009-07-24 14:43:01 +04:00
. id = - 1 ,
. dev = {
. dma_mask = & hdmac_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
} ,
. resource = hdmac_resources ,
. num_resources = ARRAY_SIZE ( hdmac_resources ) ,
} ;
void __init at91_add_device_hdmac ( void )
{
2012-02-28 11:23:43 +04:00
platform_device_register ( & at_hdmac_device ) ;
2009-07-24 14:43:01 +04:00
}
# else
void __init at91_add_device_hdmac ( void ) { }
# endif
2009-06-26 18:36:58 +04:00
/* --------------------------------------------------------------------
* USB Host ( OHCI )
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static u64 ohci_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct at91_usbh_data usbh_ohci_data ;
static struct resource usbh_ohci_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_OHCI_BASE ,
. end = AT91SAM9G45_OHCI_BASE + SZ_1M - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_UHPHS ,
. end = AT91SAM9G45_ID_UHPHS ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91_usbh_ohci_device = {
. name = " at91_ohci " ,
. id = - 1 ,
. dev = {
. dma_mask = & ohci_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & usbh_ohci_data ,
} ,
. resource = usbh_ohci_resources ,
. num_resources = ARRAY_SIZE ( usbh_ohci_resources ) ,
} ;
void __init at91_add_device_usbh_ohci ( struct at91_usbh_data * data )
{
int i ;
if ( ! data )
return ;
/* Enable VBus control for UHP ports */
for ( i = 0 ; i < data - > ports ; i + + ) {
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > vbus_pin [ i ] ) )
2012-03-28 13:56:28 +04:00
at91_set_gpio_output ( data - > vbus_pin [ i ] ,
data - > vbus_pin_active_low [ i ] ) ;
2009-06-26 18:36:58 +04:00
}
2011-07-13 13:29:18 +04:00
/* Enable overcurrent notification */
for ( i = 0 ; i < data - > ports ; i + + ) {
2012-03-28 13:58:58 +04:00
if ( gpio_is_valid ( data - > overcurrent_pin [ i ] ) )
2011-07-13 13:29:18 +04:00
at91_set_gpio_input ( data - > overcurrent_pin [ i ] , 1 ) ;
}
2009-06-26 18:36:58 +04:00
usbh_ohci_data = * data ;
platform_device_register ( & at91_usbh_ohci_device ) ;
}
# else
void __init at91_add_device_usbh_ohci ( struct at91_usbh_data * data ) { }
# endif
2009-09-25 15:11:32 +04:00
/* --------------------------------------------------------------------
* USB Host HS ( EHCI )
* Needs an OHCI host for low and full speed management
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_EHCI_HCD_MODULE)
static u64 ehci_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct at91_usbh_data usbh_ehci_data ;
static struct resource usbh_ehci_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_EHCI_BASE ,
. end = AT91SAM9G45_EHCI_BASE + SZ_1M - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_UHPHS ,
. end = AT91SAM9G45_ID_UHPHS ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91_usbh_ehci_device = {
. name = " atmel-ehci " ,
. id = - 1 ,
. dev = {
. dma_mask = & ehci_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & usbh_ehci_data ,
} ,
. resource = usbh_ehci_resources ,
. num_resources = ARRAY_SIZE ( usbh_ehci_resources ) ,
} ;
void __init at91_add_device_usbh_ehci ( struct at91_usbh_data * data )
{
int i ;
if ( ! data )
return ;
/* Enable VBus control for UHP ports */
for ( i = 0 ; i < data - > ports ; i + + ) {
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > vbus_pin [ i ] ) )
2012-03-28 13:56:28 +04:00
at91_set_gpio_output ( data - > vbus_pin [ i ] ,
data - > vbus_pin_active_low [ i ] ) ;
2009-09-25 15:11:32 +04:00
}
usbh_ehci_data = * data ;
platform_device_register ( & at91_usbh_ehci_device ) ;
}
# else
void __init at91_add_device_usbh_ehci ( struct at91_usbh_data * data ) { }
# endif
2009-06-26 18:36:58 +04:00
/* --------------------------------------------------------------------
* USB HS Device ( Gadget )
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2011-10-25 22:51:06 +04:00
# if defined(CONFIG_USB_ATMEL_USBA) || defined(CONFIG_USB_ATMEL_USBA_MODULE)
2009-06-26 18:36:58 +04:00
static struct resource usba_udc_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_UDPHS_FIFO ,
. end = AT91SAM9G45_UDPHS_FIFO + SZ_512K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_BASE_UDPHS ,
. end = AT91SAM9G45_BASE_UDPHS + SZ_1K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 2 ] = {
. start = AT91SAM9G45_ID_UDPHS ,
. end = AT91SAM9G45_ID_UDPHS ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
# define EP(nam, idx, maxpkt, maxbk, dma, isoc) \
[ idx ] = { \
. name = nam , \
. index = idx , \
. fifo_size = maxpkt , \
. nr_banks = maxbk , \
. can_dma = dma , \
. can_isoc = isoc , \
}
static struct usba_ep_data usba_udc_ep [ ] __initdata = {
EP ( " ep0 " , 0 , 64 , 1 , 0 , 0 ) ,
EP ( " ep1 " , 1 , 1024 , 2 , 1 , 1 ) ,
EP ( " ep2 " , 2 , 1024 , 2 , 1 , 1 ) ,
EP ( " ep3 " , 3 , 1024 , 3 , 1 , 0 ) ,
EP ( " ep4 " , 4 , 1024 , 3 , 1 , 0 ) ,
EP ( " ep5 " , 5 , 1024 , 3 , 1 , 1 ) ,
EP ( " ep6 " , 6 , 1024 , 3 , 1 , 1 ) ,
} ;
# undef EP
/*
* pdata doesn ' t have room for any endpoints , so we need to
* append room for the ones we need right after it .
*/
static struct {
struct usba_platform_data pdata ;
struct usba_ep_data ep [ 7 ] ;
} usba_udc_data ;
static struct platform_device at91_usba_udc_device = {
. name = " atmel_usba_udc " ,
. id = - 1 ,
. dev = {
. platform_data = & usba_udc_data . pdata ,
} ,
. resource = usba_udc_resources ,
. num_resources = ARRAY_SIZE ( usba_udc_resources ) ,
} ;
void __init at91_add_device_usba ( struct usba_platform_data * data )
{
usba_udc_data . pdata . vbus_pin = - EINVAL ;
usba_udc_data . pdata . num_ep = ARRAY_SIZE ( usba_udc_ep ) ;
2011-04-09 06:49:08 +04:00
memcpy ( usba_udc_data . ep , usba_udc_ep , sizeof ( usba_udc_ep ) ) ;
2009-06-26 18:36:58 +04:00
2011-09-19 11:28:25 +04:00
if ( data & & gpio_is_valid ( data - > vbus_pin ) ) {
2009-06-26 18:36:58 +04:00
at91_set_gpio_input ( data - > vbus_pin , 0 ) ;
at91_set_deglitch ( data - > vbus_pin , 1 ) ;
usba_udc_data . pdata . vbus_pin = data - > vbus_pin ;
}
/* Pullup pin is handled internally by USB device peripheral */
platform_device_register ( & at91_usba_udc_device ) ;
}
# else
void __init at91_add_device_usba ( struct usba_platform_data * data ) { }
# endif
/* --------------------------------------------------------------------
* Ethernet
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE)
static u64 eth_dmamask = DMA_BIT_MASK ( 32 ) ;
2011-03-08 23:17:06 +03:00
static struct macb_platform_data eth_data ;
2009-06-26 18:36:58 +04:00
static struct resource eth_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_EMAC ,
. end = AT91SAM9G45_BASE_EMAC + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_EMAC ,
. end = AT91SAM9G45_ID_EMAC ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_eth_device = {
. name = " macb " ,
. id = - 1 ,
. dev = {
. dma_mask = & eth_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & eth_data ,
} ,
. resource = eth_resources ,
. num_resources = ARRAY_SIZE ( eth_resources ) ,
} ;
2011-03-08 23:17:06 +03:00
void __init at91_add_device_eth ( struct macb_platform_data * data )
2009-06-26 18:36:58 +04:00
{
if ( ! data )
return ;
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > phy_irq_pin ) ) {
2009-06-26 18:36:58 +04:00
at91_set_gpio_input ( data - > phy_irq_pin , 0 ) ;
at91_set_deglitch ( data - > phy_irq_pin , 1 ) ;
}
/* Pins used for MII and RMII */
at91_set_A_periph ( AT91_PIN_PA17 , 0 ) ; /* ETXCK_EREFCK */
at91_set_A_periph ( AT91_PIN_PA15 , 0 ) ; /* ERXDV */
at91_set_A_periph ( AT91_PIN_PA12 , 0 ) ; /* ERX0 */
at91_set_A_periph ( AT91_PIN_PA13 , 0 ) ; /* ERX1 */
at91_set_A_periph ( AT91_PIN_PA16 , 0 ) ; /* ERXER */
at91_set_A_periph ( AT91_PIN_PA14 , 0 ) ; /* ETXEN */
at91_set_A_periph ( AT91_PIN_PA10 , 0 ) ; /* ETX0 */
at91_set_A_periph ( AT91_PIN_PA11 , 0 ) ; /* ETX1 */
at91_set_A_periph ( AT91_PIN_PA19 , 0 ) ; /* EMDIO */
at91_set_A_periph ( AT91_PIN_PA18 , 0 ) ; /* EMDC */
if ( ! data - > is_rmii ) {
at91_set_B_periph ( AT91_PIN_PA29 , 0 ) ; /* ECRS */
at91_set_B_periph ( AT91_PIN_PA30 , 0 ) ; /* ECOL */
at91_set_B_periph ( AT91_PIN_PA8 , 0 ) ; /* ERX2 */
at91_set_B_periph ( AT91_PIN_PA9 , 0 ) ; /* ERX3 */
at91_set_B_periph ( AT91_PIN_PA28 , 0 ) ; /* ERXCK */
at91_set_B_periph ( AT91_PIN_PA6 , 0 ) ; /* ETX2 */
at91_set_B_periph ( AT91_PIN_PA7 , 0 ) ; /* ETX3 */
at91_set_B_periph ( AT91_PIN_PA27 , 0 ) ; /* ETXER */
}
eth_data = * data ;
platform_device_register ( & at91sam9g45_eth_device ) ;
}
# else
2011-03-08 23:17:06 +03:00
void __init at91_add_device_eth ( struct macb_platform_data * data ) { }
2009-06-26 18:36:58 +04:00
# endif
2010-10-22 20:27:48 +04:00
/* --------------------------------------------------------------------
* MMC / SD
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
static u64 mmc_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct mci_platform_data mmc0_data , mmc1_data ;
static struct resource mmc0_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_MCI0 ,
. end = AT91SAM9G45_BASE_MCI0 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_MCI0 ,
. end = AT91SAM9G45_ID_MCI0 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_mmc0_device = {
. name = " atmel_mci " ,
. id = 0 ,
. dev = {
. dma_mask = & mmc_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & mmc0_data ,
} ,
. resource = mmc0_resources ,
. num_resources = ARRAY_SIZE ( mmc0_resources ) ,
} ;
static struct resource mmc1_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_MCI1 ,
. end = AT91SAM9G45_BASE_MCI1 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_MCI1 ,
. end = AT91SAM9G45_ID_MCI1 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_mmc1_device = {
. name = " atmel_mci " ,
. id = 1 ,
. dev = {
. dma_mask = & mmc_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & mmc1_data ,
} ,
. resource = mmc1_resources ,
. num_resources = ARRAY_SIZE ( mmc1_resources ) ,
} ;
/* Consider only one slot : slot 0 */
void __init at91_add_device_mci ( short mmc_id , struct mci_platform_data * data )
{
if ( ! data )
return ;
/* Must have at least one usable slot */
if ( ! data - > slot [ 0 ] . bus_width )
return ;
# if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
{
struct at_dma_slave * atslave ;
struct mci_dma_data * alt_atslave ;
alt_atslave = kzalloc ( sizeof ( struct mci_dma_data ) , GFP_KERNEL ) ;
atslave = & alt_atslave - > sdata ;
/* DMA slave channel configuration */
atslave - > dma_dev = & at_hdmac_device . dev ;
atslave - > cfg = ATC_FIFOCFG_HALFFIFO
| ATC_SRC_H2SEL_HW | ATC_DST_H2SEL_HW ;
atslave - > ctrla = ATC_SCSIZE_16 | ATC_DCSIZE_16 ;
if ( mmc_id = = 0 ) /* MCI0 */
atslave - > cfg | = ATC_SRC_PER ( AT_DMA_ID_MCI0 )
| ATC_DST_PER ( AT_DMA_ID_MCI0 ) ;
else /* MCI1 */
atslave - > cfg | = ATC_SRC_PER ( AT_DMA_ID_MCI1 )
| ATC_DST_PER ( AT_DMA_ID_MCI1 ) ;
data - > dma_slave = alt_atslave ;
}
# endif
/* input/irq */
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > slot [ 0 ] . detect_pin ) ) {
2010-10-22 20:27:48 +04:00
at91_set_gpio_input ( data - > slot [ 0 ] . detect_pin , 1 ) ;
at91_set_deglitch ( data - > slot [ 0 ] . detect_pin , 1 ) ;
}
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > slot [ 0 ] . wp_pin ) )
2010-10-22 20:27:48 +04:00
at91_set_gpio_input ( data - > slot [ 0 ] . wp_pin , 1 ) ;
if ( mmc_id = = 0 ) { /* MCI0 */
/* CLK */
at91_set_A_periph ( AT91_PIN_PA0 , 0 ) ;
/* CMD */
at91_set_A_periph ( AT91_PIN_PA1 , 1 ) ;
/* DAT0, maybe DAT1..DAT3 and maybe DAT4..DAT7 */
at91_set_A_periph ( AT91_PIN_PA2 , 1 ) ;
if ( data - > slot [ 0 ] . bus_width = = 4 ) {
at91_set_A_periph ( AT91_PIN_PA3 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA4 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA5 , 1 ) ;
if ( data - > slot [ 0 ] . bus_width = = 8 ) {
at91_set_A_periph ( AT91_PIN_PA6 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA7 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA8 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA9 , 1 ) ;
}
}
mmc0_data = * data ;
platform_device_register ( & at91sam9g45_mmc0_device ) ;
} else { /* MCI1 */
/* CLK */
at91_set_A_periph ( AT91_PIN_PA31 , 0 ) ;
/* CMD */
at91_set_A_periph ( AT91_PIN_PA22 , 1 ) ;
/* DAT0, maybe DAT1..DAT3 and maybe DAT4..DAT7 */
at91_set_A_periph ( AT91_PIN_PA23 , 1 ) ;
if ( data - > slot [ 0 ] . bus_width = = 4 ) {
at91_set_A_periph ( AT91_PIN_PA24 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA25 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA26 , 1 ) ;
if ( data - > slot [ 0 ] . bus_width = = 8 ) {
at91_set_A_periph ( AT91_PIN_PA27 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA28 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA29 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA30 , 1 ) ;
}
}
mmc1_data = * data ;
platform_device_register ( & at91sam9g45_mmc1_device ) ;
}
}
# else
void __init at91_add_device_mci ( short mmc_id , struct mci_platform_data * data ) { }
# endif
2009-06-26 18:36:58 +04:00
/* --------------------------------------------------------------------
* NAND / SmartMedia
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
static struct atmel_nand_data nand_data ;
# define NAND_BASE AT91_CHIPSELECT_3
static struct resource nand_resources [ ] = {
[ 0 ] = {
. start = NAND_BASE ,
. end = NAND_BASE + SZ_256M - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
2011-09-18 05:31:56 +04:00
. start = AT91SAM9G45_BASE_ECC ,
. end = AT91SAM9G45_BASE_ECC + SZ_512 - 1 ,
2009-06-26 18:36:58 +04:00
. flags = IORESOURCE_MEM ,
}
} ;
static struct platform_device at91sam9g45_nand_device = {
. name = " atmel_nand " ,
. id = - 1 ,
. dev = {
. platform_data = & nand_data ,
} ,
. resource = nand_resources ,
. num_resources = ARRAY_SIZE ( nand_resources ) ,
} ;
void __init at91_add_device_nand ( struct atmel_nand_data * data )
{
unsigned long csa ;
if ( ! data )
return ;
2011-11-27 19:15:50 +04:00
csa = at91_matrix_read ( AT91_MATRIX_EBICSA ) ;
at91_matrix_write ( AT91_MATRIX_EBICSA , csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA ) ;
2009-06-26 18:36:58 +04:00
/* enable pin */
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > enable_pin ) )
2009-06-26 18:36:58 +04:00
at91_set_gpio_output ( data - > enable_pin , 1 ) ;
/* ready/busy pin */
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > rdy_pin ) )
2009-06-26 18:36:58 +04:00
at91_set_gpio_input ( data - > rdy_pin , 1 ) ;
/* card detect pin */
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > det_pin ) )
2009-06-26 18:36:58 +04:00
at91_set_gpio_input ( data - > det_pin , 1 ) ;
nand_data = * data ;
platform_device_register ( & at91sam9g45_nand_device ) ;
}
# else
void __init at91_add_device_nand ( struct atmel_nand_data * data ) { }
# endif
/* --------------------------------------------------------------------
* TWI ( i2c )
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/*
* Prefer the GPIO code since the TWI controller isn ' t robust
* ( gets overruns and underruns under load ) and can only issue
* repeated STARTs in one scenario ( the driver doesn ' t yet handle them ) .
*/
# if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
static struct i2c_gpio_platform_data pdata_i2c0 = {
. sda_pin = AT91_PIN_PA20 ,
. sda_is_open_drain = 1 ,
. scl_pin = AT91_PIN_PA21 ,
. scl_is_open_drain = 1 ,
2010-09-23 00:29:59 +04:00
. udelay = 5 , /* ~100 kHz */
2009-06-26 18:36:58 +04:00
} ;
static struct platform_device at91sam9g45_twi0_device = {
. name = " i2c-gpio " ,
. id = 0 ,
. dev . platform_data = & pdata_i2c0 ,
} ;
static struct i2c_gpio_platform_data pdata_i2c1 = {
. sda_pin = AT91_PIN_PB10 ,
. sda_is_open_drain = 1 ,
. scl_pin = AT91_PIN_PB11 ,
. scl_is_open_drain = 1 ,
2010-09-23 00:29:59 +04:00
. udelay = 5 , /* ~100 kHz */
2009-06-26 18:36:58 +04:00
} ;
static struct platform_device at91sam9g45_twi1_device = {
. name = " i2c-gpio " ,
. id = 1 ,
. dev . platform_data = & pdata_i2c1 ,
} ;
void __init at91_add_device_i2c ( short i2c_id , struct i2c_board_info * devices , int nr_devices )
{
i2c_register_board_info ( i2c_id , devices , nr_devices ) ;
if ( i2c_id = = 0 ) {
at91_set_GPIO_periph ( AT91_PIN_PA20 , 1 ) ; /* TWD (SDA) */
at91_set_multi_drive ( AT91_PIN_PA20 , 1 ) ;
at91_set_GPIO_periph ( AT91_PIN_PA21 , 1 ) ; /* TWCK (SCL) */
at91_set_multi_drive ( AT91_PIN_PA21 , 1 ) ;
platform_device_register ( & at91sam9g45_twi0_device ) ;
} else {
at91_set_GPIO_periph ( AT91_PIN_PB10 , 1 ) ; /* TWD (SDA) */
at91_set_multi_drive ( AT91_PIN_PB10 , 1 ) ;
at91_set_GPIO_periph ( AT91_PIN_PB11 , 1 ) ; /* TWCK (SCL) */
at91_set_multi_drive ( AT91_PIN_PB11 , 1 ) ;
platform_device_register ( & at91sam9g45_twi1_device ) ;
}
}
# elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
static struct resource twi0_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_TWI0 ,
. end = AT91SAM9G45_BASE_TWI0 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_TWI0 ,
. end = AT91SAM9G45_ID_TWI0 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_twi0_device = {
. name = " at91_i2c " ,
. id = 0 ,
. resource = twi0_resources ,
. num_resources = ARRAY_SIZE ( twi0_resources ) ,
} ;
static struct resource twi1_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_TWI1 ,
. end = AT91SAM9G45_BASE_TWI1 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_TWI1 ,
. end = AT91SAM9G45_ID_TWI1 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_twi1_device = {
. name = " at91_i2c " ,
. id = 1 ,
. resource = twi1_resources ,
. num_resources = ARRAY_SIZE ( twi1_resources ) ,
} ;
void __init at91_add_device_i2c ( short i2c_id , struct i2c_board_info * devices , int nr_devices )
{
i2c_register_board_info ( i2c_id , devices , nr_devices ) ;
/* pins used for TWI interface */
if ( i2c_id = = 0 ) {
at91_set_A_periph ( AT91_PIN_PA20 , 0 ) ; /* TWD */
at91_set_multi_drive ( AT91_PIN_PA20 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PA21 , 0 ) ; /* TWCK */
at91_set_multi_drive ( AT91_PIN_PA21 , 1 ) ;
platform_device_register ( & at91sam9g45_twi0_device ) ;
} else {
at91_set_A_periph ( AT91_PIN_PB10 , 0 ) ; /* TWD */
at91_set_multi_drive ( AT91_PIN_PB10 , 1 ) ;
at91_set_A_periph ( AT91_PIN_PB11 , 0 ) ; /* TWCK */
at91_set_multi_drive ( AT91_PIN_PB11 , 1 ) ;
platform_device_register ( & at91sam9g45_twi1_device ) ;
}
}
# else
void __init at91_add_device_i2c ( short i2c_id , struct i2c_board_info * devices , int nr_devices ) { }
# endif
/* --------------------------------------------------------------------
* SPI
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
static u64 spi_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct resource spi0_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_SPI0 ,
. end = AT91SAM9G45_BASE_SPI0 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_SPI0 ,
. end = AT91SAM9G45_ID_SPI0 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_spi0_device = {
. name = " atmel_spi " ,
. id = 0 ,
. dev = {
. dma_mask = & spi_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
} ,
. resource = spi0_resources ,
. num_resources = ARRAY_SIZE ( spi0_resources ) ,
} ;
static const unsigned spi0_standard_cs [ 4 ] = { AT91_PIN_PB3 , AT91_PIN_PB18 , AT91_PIN_PB19 , AT91_PIN_PD27 } ;
static struct resource spi1_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_SPI1 ,
. end = AT91SAM9G45_BASE_SPI1 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_SPI1 ,
. end = AT91SAM9G45_ID_SPI1 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_spi1_device = {
. name = " atmel_spi " ,
. id = 1 ,
. dev = {
. dma_mask = & spi_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
} ,
. resource = spi1_resources ,
. num_resources = ARRAY_SIZE ( spi1_resources ) ,
} ;
static const unsigned spi1_standard_cs [ 4 ] = { AT91_PIN_PB17 , AT91_PIN_PD28 , AT91_PIN_PD18 , AT91_PIN_PD19 } ;
void __init at91_add_device_spi ( struct spi_board_info * devices , int nr_devices )
{
int i ;
unsigned long cs_pin ;
short enable_spi0 = 0 ;
short enable_spi1 = 0 ;
/* Choose SPI chip-selects */
for ( i = 0 ; i < nr_devices ; i + + ) {
if ( devices [ i ] . controller_data )
cs_pin = ( unsigned long ) devices [ i ] . controller_data ;
else if ( devices [ i ] . bus_num = = 0 )
cs_pin = spi0_standard_cs [ devices [ i ] . chip_select ] ;
else
cs_pin = spi1_standard_cs [ devices [ i ] . chip_select ] ;
2012-03-28 13:58:58 +04:00
if ( ! gpio_is_valid ( cs_pin ) )
continue ;
2009-06-26 18:36:58 +04:00
if ( devices [ i ] . bus_num = = 0 )
enable_spi0 = 1 ;
else
enable_spi1 = 1 ;
/* enable chip-select pin */
at91_set_gpio_output ( cs_pin , 1 ) ;
/* pass chip-select pin to driver */
devices [ i ] . controller_data = ( void * ) cs_pin ;
}
spi_register_board_info ( devices , nr_devices ) ;
/* Configure SPI bus(es) */
if ( enable_spi0 ) {
at91_set_A_periph ( AT91_PIN_PB0 , 0 ) ; /* SPI0_MISO */
at91_set_A_periph ( AT91_PIN_PB1 , 0 ) ; /* SPI0_MOSI */
at91_set_A_periph ( AT91_PIN_PB2 , 0 ) ; /* SPI0_SPCK */
platform_device_register ( & at91sam9g45_spi0_device ) ;
}
if ( enable_spi1 ) {
at91_set_A_periph ( AT91_PIN_PB14 , 0 ) ; /* SPI1_MISO */
at91_set_A_periph ( AT91_PIN_PB15 , 0 ) ; /* SPI1_MOSI */
at91_set_A_periph ( AT91_PIN_PB16 , 0 ) ; /* SPI1_SPCK */
platform_device_register ( & at91sam9g45_spi1_device ) ;
}
}
# else
void __init at91_add_device_spi ( struct spi_board_info * devices , int nr_devices ) { }
# endif
2009-09-18 19:14:22 +04:00
/* --------------------------------------------------------------------
* AC97
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
static u64 ac97_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct ac97c_platform_data ac97_data ;
static struct resource ac97_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_AC97C ,
. end = AT91SAM9G45_BASE_AC97C + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_AC97C ,
. end = AT91SAM9G45_ID_AC97C ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_ac97_device = {
. name = " atmel_ac97c " ,
. id = 0 ,
. dev = {
. dma_mask = & ac97_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & ac97_data ,
} ,
. resource = ac97_resources ,
. num_resources = ARRAY_SIZE ( ac97_resources ) ,
} ;
void __init at91_add_device_ac97 ( struct ac97c_platform_data * data )
{
if ( ! data )
return ;
at91_set_A_periph ( AT91_PIN_PD8 , 0 ) ; /* AC97FS */
at91_set_A_periph ( AT91_PIN_PD9 , 0 ) ; /* AC97CK */
at91_set_A_periph ( AT91_PIN_PD7 , 0 ) ; /* AC97TX */
at91_set_A_periph ( AT91_PIN_PD6 , 0 ) ; /* AC97RX */
/* reset */
2011-09-19 11:28:25 +04:00
if ( gpio_is_valid ( data - > reset_pin ) )
2009-09-18 19:14:22 +04:00
at91_set_gpio_output ( data - > reset_pin , 0 ) ;
ac97_data = * data ;
platform_device_register ( & at91sam9g45_ac97_device ) ;
}
# else
void __init at91_add_device_ac97 ( struct ac97c_platform_data * data ) { }
# endif
2011-10-22 11:17:40 +04:00
/* --------------------------------------------------------------------
* Image Sensor Interface
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_VIDEO_ATMEL_ISI) || defined(CONFIG_VIDEO_ATMEL_ISI_MODULE)
static u64 isi_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct isi_platform_data isi_data ;
struct resource isi_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_ISI ,
. end = AT91SAM9G45_BASE_ISI + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_ISI ,
. end = AT91SAM9G45_ID_ISI ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_isi_device = {
. name = " atmel_isi " ,
. id = 0 ,
. dev = {
. dma_mask = & isi_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & isi_data ,
} ,
. resource = isi_resources ,
. num_resources = ARRAY_SIZE ( isi_resources ) ,
} ;
static struct clk_lookup isi_mck_lookups [ ] = {
CLKDEV_CON_DEV_ID ( " isi_mck " , " atmel_isi.0 " , NULL ) ,
} ;
void __init at91_add_device_isi ( struct isi_platform_data * data ,
bool use_pck_as_mck )
{
struct clk * pck ;
struct clk * parent ;
if ( ! data )
return ;
isi_data = * data ;
at91_set_A_periph ( AT91_PIN_PB20 , 0 ) ; /* ISI_D0 */
at91_set_A_periph ( AT91_PIN_PB21 , 0 ) ; /* ISI_D1 */
at91_set_A_periph ( AT91_PIN_PB22 , 0 ) ; /* ISI_D2 */
at91_set_A_periph ( AT91_PIN_PB23 , 0 ) ; /* ISI_D3 */
at91_set_A_periph ( AT91_PIN_PB24 , 0 ) ; /* ISI_D4 */
at91_set_A_periph ( AT91_PIN_PB25 , 0 ) ; /* ISI_D5 */
at91_set_A_periph ( AT91_PIN_PB26 , 0 ) ; /* ISI_D6 */
at91_set_A_periph ( AT91_PIN_PB27 , 0 ) ; /* ISI_D7 */
at91_set_A_periph ( AT91_PIN_PB28 , 0 ) ; /* ISI_PCK */
at91_set_A_periph ( AT91_PIN_PB30 , 0 ) ; /* ISI_HSYNC */
at91_set_A_periph ( AT91_PIN_PB29 , 0 ) ; /* ISI_VSYNC */
at91_set_B_periph ( AT91_PIN_PB8 , 0 ) ; /* ISI_PD8 */
at91_set_B_periph ( AT91_PIN_PB9 , 0 ) ; /* ISI_PD9 */
at91_set_B_periph ( AT91_PIN_PB10 , 0 ) ; /* ISI_PD10 */
at91_set_B_periph ( AT91_PIN_PB11 , 0 ) ; /* ISI_PD11 */
platform_device_register ( & at91sam9g45_isi_device ) ;
if ( use_pck_as_mck ) {
at91_set_B_periph ( AT91_PIN_PB31 , 0 ) ; /* ISI_MCK (PCK1) */
pck = clk_get ( NULL , " pck1 " ) ;
parent = clk_get ( NULL , " plla " ) ;
BUG_ON ( IS_ERR ( pck ) | | IS_ERR ( parent ) ) ;
if ( clk_set_parent ( pck , parent ) ) {
pr_err ( " Failed to set PCK's parent \n " ) ;
} else {
/* Register PCK as ISI_MCK */
isi_mck_lookups [ 0 ] . clk = pck ;
clkdev_add_table ( isi_mck_lookups ,
ARRAY_SIZE ( isi_mck_lookups ) ) ;
}
clk_put ( pck ) ;
clk_put ( parent ) ;
}
}
# else
void __init at91_add_device_isi ( struct isi_platform_data * data ,
bool use_pck_as_mck ) { }
# endif
2009-09-18 19:14:22 +04:00
2009-06-26 18:36:58 +04:00
/* --------------------------------------------------------------------
* LCD Controller
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
static u64 lcdc_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct atmel_lcdfb_info lcdc_data ;
static struct resource lcdc_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_LCDC_BASE ,
. end = AT91SAM9G45_LCDC_BASE + SZ_4K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_LCDC ,
. end = AT91SAM9G45_ID_LCDC ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91_lcdc_device = {
. name = " atmel_lcdfb " ,
. id = 0 ,
. dev = {
. dma_mask = & lcdc_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & lcdc_data ,
} ,
. resource = lcdc_resources ,
. num_resources = ARRAY_SIZE ( lcdc_resources ) ,
} ;
void __init at91_add_device_lcdc ( struct atmel_lcdfb_info * data )
{
if ( ! data )
return ;
at91_set_A_periph ( AT91_PIN_PE0 , 0 ) ; /* LCDDPWR */
at91_set_A_periph ( AT91_PIN_PE2 , 0 ) ; /* LCDCC */
at91_set_A_periph ( AT91_PIN_PE3 , 0 ) ; /* LCDVSYNC */
at91_set_A_periph ( AT91_PIN_PE4 , 0 ) ; /* LCDHSYNC */
at91_set_A_periph ( AT91_PIN_PE5 , 0 ) ; /* LCDDOTCK */
at91_set_A_periph ( AT91_PIN_PE6 , 0 ) ; /* LCDDEN */
at91_set_A_periph ( AT91_PIN_PE7 , 0 ) ; /* LCDD0 */
at91_set_A_periph ( AT91_PIN_PE8 , 0 ) ; /* LCDD1 */
at91_set_A_periph ( AT91_PIN_PE9 , 0 ) ; /* LCDD2 */
at91_set_A_periph ( AT91_PIN_PE10 , 0 ) ; /* LCDD3 */
at91_set_A_periph ( AT91_PIN_PE11 , 0 ) ; /* LCDD4 */
at91_set_A_periph ( AT91_PIN_PE12 , 0 ) ; /* LCDD5 */
at91_set_A_periph ( AT91_PIN_PE13 , 0 ) ; /* LCDD6 */
at91_set_A_periph ( AT91_PIN_PE14 , 0 ) ; /* LCDD7 */
at91_set_A_periph ( AT91_PIN_PE15 , 0 ) ; /* LCDD8 */
at91_set_A_periph ( AT91_PIN_PE16 , 0 ) ; /* LCDD9 */
at91_set_A_periph ( AT91_PIN_PE17 , 0 ) ; /* LCDD10 */
at91_set_A_periph ( AT91_PIN_PE18 , 0 ) ; /* LCDD11 */
at91_set_A_periph ( AT91_PIN_PE19 , 0 ) ; /* LCDD12 */
at91_set_A_periph ( AT91_PIN_PE20 , 0 ) ; /* LCDD13 */
at91_set_A_periph ( AT91_PIN_PE21 , 0 ) ; /* LCDD14 */
at91_set_A_periph ( AT91_PIN_PE22 , 0 ) ; /* LCDD15 */
at91_set_A_periph ( AT91_PIN_PE23 , 0 ) ; /* LCDD16 */
at91_set_A_periph ( AT91_PIN_PE24 , 0 ) ; /* LCDD17 */
at91_set_A_periph ( AT91_PIN_PE25 , 0 ) ; /* LCDD18 */
at91_set_A_periph ( AT91_PIN_PE26 , 0 ) ; /* LCDD19 */
at91_set_A_periph ( AT91_PIN_PE27 , 0 ) ; /* LCDD20 */
at91_set_A_periph ( AT91_PIN_PE28 , 0 ) ; /* LCDD21 */
at91_set_A_periph ( AT91_PIN_PE29 , 0 ) ; /* LCDD22 */
at91_set_A_periph ( AT91_PIN_PE30 , 0 ) ; /* LCDD23 */
lcdc_data = * data ;
platform_device_register ( & at91_lcdc_device ) ;
}
# else
void __init at91_add_device_lcdc ( struct atmel_lcdfb_info * data ) { }
# endif
/* --------------------------------------------------------------------
* Timer / Counter block
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# ifdef CONFIG_ATMEL_TCLIB
static struct resource tcb0_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_TCB0 ,
2012-01-18 19:56:36 +04:00
. end = AT91SAM9G45_BASE_TCB0 + SZ_256 - 1 ,
2009-06-26 18:36:58 +04:00
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_TCB ,
. end = AT91SAM9G45_ID_TCB ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_tcb0_device = {
. name = " atmel_tcb " ,
. id = 0 ,
. resource = tcb0_resources ,
. num_resources = ARRAY_SIZE ( tcb0_resources ) ,
} ;
/* TCB1 begins with TC3 */
static struct resource tcb1_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_TCB1 ,
2012-01-18 19:56:36 +04:00
. end = AT91SAM9G45_BASE_TCB1 + SZ_256 - 1 ,
2009-06-26 18:36:58 +04:00
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_TCB ,
. end = AT91SAM9G45_ID_TCB ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_tcb1_device = {
. name = " atmel_tcb " ,
. id = 1 ,
. resource = tcb1_resources ,
. num_resources = ARRAY_SIZE ( tcb1_resources ) ,
} ;
static void __init at91_add_device_tc ( void )
{
platform_device_register ( & at91sam9g45_tcb0_device ) ;
platform_device_register ( & at91sam9g45_tcb1_device ) ;
}
# else
static void __init at91_add_device_tc ( void ) { }
# endif
/* --------------------------------------------------------------------
* RTC
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_RTC_DRV_AT91RM9200) || defined(CONFIG_RTC_DRV_AT91RM9200_MODULE)
2011-11-14 10:24:53 +04:00
static struct resource rtc_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_RTC ,
. end = AT91SAM9G45_BASE_RTC + SZ_256 - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91_ID_SYS ,
. end = AT91_ID_SYS ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
2009-06-26 18:36:58 +04:00
static struct platform_device at91sam9g45_rtc_device = {
. name = " at91_rtc " ,
. id = - 1 ,
2011-11-14 10:24:53 +04:00
. resource = rtc_resources ,
. num_resources = ARRAY_SIZE ( rtc_resources ) ,
2009-06-26 18:36:58 +04:00
} ;
static void __init at91_add_device_rtc ( void )
{
platform_device_register ( & at91sam9g45_rtc_device ) ;
}
# else
static void __init at91_add_device_rtc ( void ) { }
# endif
2009-11-19 20:32:52 +03:00
/* --------------------------------------------------------------------
* Touchscreen
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC) || defined(CONFIG_TOUCHSCREEN_ATMEL_TSADCC_MODULE)
static u64 tsadcc_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct at91_tsadcc_data tsadcc_data ;
static struct resource tsadcc_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_TSC ,
. end = AT91SAM9G45_BASE_TSC + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_TSC ,
. end = AT91SAM9G45_ID_TSC ,
. flags = IORESOURCE_IRQ ,
}
} ;
static struct platform_device at91sam9g45_tsadcc_device = {
. name = " atmel_tsadcc " ,
. id = - 1 ,
. dev = {
. dma_mask = & tsadcc_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & tsadcc_data ,
} ,
. resource = tsadcc_resources ,
. num_resources = ARRAY_SIZE ( tsadcc_resources ) ,
} ;
void __init at91_add_device_tsadcc ( struct at91_tsadcc_data * data )
{
if ( ! data )
return ;
at91_set_gpio_input ( AT91_PIN_PD20 , 0 ) ; /* AD0_XR */
at91_set_gpio_input ( AT91_PIN_PD21 , 0 ) ; /* AD1_XL */
at91_set_gpio_input ( AT91_PIN_PD22 , 0 ) ; /* AD2_YT */
at91_set_gpio_input ( AT91_PIN_PD23 , 0 ) ; /* AD3_TB */
tsadcc_data = * data ;
platform_device_register ( & at91sam9g45_tsadcc_device ) ;
}
# else
void __init at91_add_device_tsadcc ( struct at91_tsadcc_data * data ) { }
# endif
2009-06-26 18:36:58 +04:00
/* --------------------------------------------------------------------
* RTT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
static struct resource rtt_resources [ ] = {
{
2011-09-18 06:12:00 +04:00
. start = AT91SAM9G45_BASE_RTT ,
. end = AT91SAM9G45_BASE_RTT + SZ_16 - 1 ,
2009-06-26 18:36:58 +04:00
. flags = IORESOURCE_MEM ,
2012-02-15 17:24:46 +04:00
} , {
. flags = IORESOURCE_MEM ,
2009-06-26 18:36:58 +04:00
}
} ;
static struct platform_device at91sam9g45_rtt_device = {
. name = " at91_rtt " ,
. id = 0 ,
. resource = rtt_resources ,
} ;
2012-02-15 16:51:37 +04:00
# if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
static void __init at91_add_device_rtt_rtc ( void )
{
at91sam9g45_rtt_device . name = " rtc-at91sam9 " ;
2012-02-15 17:24:46 +04:00
/*
* The second resource is needed :
* GPBR will serve as the storage for RTC time offset
*/
at91sam9g45_rtt_device . num_resources = 2 ;
rtt_resources [ 1 ] . start = AT91SAM9G45_BASE_GPBR +
4 * CONFIG_RTC_DRV_AT91SAM9_GPBR ;
rtt_resources [ 1 ] . end = rtt_resources [ 1 ] . start + 3 ;
2012-02-15 16:51:37 +04:00
}
# else
2012-02-15 17:24:46 +04:00
static void __init at91_add_device_rtt_rtc ( void )
{
/* Only one resource is needed: RTT not used as RTC */
at91sam9g45_rtt_device . num_resources = 1 ;
}
2012-02-15 16:51:37 +04:00
# endif
2009-06-26 18:36:58 +04:00
static void __init at91_add_device_rtt ( void )
{
2012-02-15 16:51:37 +04:00
at91_add_device_rtt_rtc ( ) ;
2009-06-26 18:36:58 +04:00
platform_device_register ( & at91sam9g45_rtt_device ) ;
}
2011-10-06 19:41:33 +04:00
/* --------------------------------------------------------------------
* TRNG
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_HW_RANDOM_ATMEL) || defined(CONFIG_HW_RANDOM_ATMEL_MODULE)
static struct resource trng_resources [ ] = {
{
. start = AT91SAM9G45_BASE_TRNG ,
. end = AT91SAM9G45_BASE_TRNG + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
} ;
static struct platform_device at91sam9g45_trng_device = {
. name = " atmel-trng " ,
. id = - 1 ,
. resource = trng_resources ,
. num_resources = ARRAY_SIZE ( trng_resources ) ,
} ;
static void __init at91_add_device_trng ( void )
{
platform_device_register ( & at91sam9g45_trng_device ) ;
}
# else
static void __init at91_add_device_trng ( void ) { }
# endif
2009-06-26 18:36:58 +04:00
/* --------------------------------------------------------------------
* Watchdog
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2009-10-20 11:39:41 +04:00
# if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
2011-11-01 21:43:31 +04:00
static struct resource wdt_resources [ ] = {
{
. start = AT91SAM9G45_BASE_WDT ,
. end = AT91SAM9G45_BASE_WDT + SZ_16 - 1 ,
. flags = IORESOURCE_MEM ,
}
} ;
2009-06-26 18:36:58 +04:00
static struct platform_device at91sam9g45_wdt_device = {
. name = " at91_wdt " ,
. id = - 1 ,
2011-11-01 21:43:31 +04:00
. resource = wdt_resources ,
. num_resources = ARRAY_SIZE ( wdt_resources ) ,
2009-06-26 18:36:58 +04:00
} ;
static void __init at91_add_device_watchdog ( void )
{
platform_device_register ( & at91sam9g45_wdt_device ) ;
}
# else
static void __init at91_add_device_watchdog ( void ) { }
# endif
/* --------------------------------------------------------------------
* PWM
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_ATMEL_PWM) || defined(CONFIG_ATMEL_PWM_MODULE)
static u32 pwm_mask ;
static struct resource pwm_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_PWMC ,
. end = AT91SAM9G45_BASE_PWMC + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_PWMC ,
. end = AT91SAM9G45_ID_PWMC ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_pwm0_device = {
. name = " atmel_pwm " ,
. id = - 1 ,
. dev = {
. platform_data = & pwm_mask ,
} ,
. resource = pwm_resources ,
. num_resources = ARRAY_SIZE ( pwm_resources ) ,
} ;
void __init at91_add_device_pwm ( u32 mask )
{
if ( mask & ( 1 < < AT91_PWM0 ) )
at91_set_B_periph ( AT91_PIN_PD24 , 1 ) ; /* enable PWM0 */
if ( mask & ( 1 < < AT91_PWM1 ) )
at91_set_B_periph ( AT91_PIN_PD31 , 1 ) ; /* enable PWM1 */
if ( mask & ( 1 < < AT91_PWM2 ) )
at91_set_B_periph ( AT91_PIN_PD26 , 1 ) ; /* enable PWM2 */
if ( mask & ( 1 < < AT91_PWM3 ) )
at91_set_B_periph ( AT91_PIN_PD0 , 1 ) ; /* enable PWM3 */
pwm_mask = mask ;
platform_device_register ( & at91sam9g45_pwm0_device ) ;
}
# else
void __init at91_add_device_pwm ( u32 mask ) { }
# endif
/* --------------------------------------------------------------------
* SSC - - Synchronous Serial Controller
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
static u64 ssc0_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct resource ssc0_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_SSC0 ,
. end = AT91SAM9G45_BASE_SSC0 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_SSC0 ,
. end = AT91SAM9G45_ID_SSC0 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_ssc0_device = {
. name = " ssc " ,
. id = 0 ,
. dev = {
. dma_mask = & ssc0_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
} ,
. resource = ssc0_resources ,
. num_resources = ARRAY_SIZE ( ssc0_resources ) ,
} ;
static inline void configure_ssc0_pins ( unsigned pins )
{
if ( pins & ATMEL_SSC_TF )
at91_set_A_periph ( AT91_PIN_PD1 , 1 ) ;
if ( pins & ATMEL_SSC_TK )
at91_set_A_periph ( AT91_PIN_PD0 , 1 ) ;
if ( pins & ATMEL_SSC_TD )
at91_set_A_periph ( AT91_PIN_PD2 , 1 ) ;
if ( pins & ATMEL_SSC_RD )
at91_set_A_periph ( AT91_PIN_PD3 , 1 ) ;
if ( pins & ATMEL_SSC_RK )
at91_set_A_periph ( AT91_PIN_PD4 , 1 ) ;
if ( pins & ATMEL_SSC_RF )
at91_set_A_periph ( AT91_PIN_PD5 , 1 ) ;
}
static u64 ssc1_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct resource ssc1_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_SSC1 ,
. end = AT91SAM9G45_BASE_SSC1 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_SSC1 ,
. end = AT91SAM9G45_ID_SSC1 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct platform_device at91sam9g45_ssc1_device = {
. name = " ssc " ,
. id = 1 ,
. dev = {
. dma_mask = & ssc1_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
} ,
. resource = ssc1_resources ,
. num_resources = ARRAY_SIZE ( ssc1_resources ) ,
} ;
static inline void configure_ssc1_pins ( unsigned pins )
{
if ( pins & ATMEL_SSC_TF )
at91_set_A_periph ( AT91_PIN_PD14 , 1 ) ;
if ( pins & ATMEL_SSC_TK )
at91_set_A_periph ( AT91_PIN_PD12 , 1 ) ;
if ( pins & ATMEL_SSC_TD )
at91_set_A_periph ( AT91_PIN_PD10 , 1 ) ;
if ( pins & ATMEL_SSC_RD )
at91_set_A_periph ( AT91_PIN_PD11 , 1 ) ;
if ( pins & ATMEL_SSC_RK )
at91_set_A_periph ( AT91_PIN_PD13 , 1 ) ;
if ( pins & ATMEL_SSC_RF )
at91_set_A_periph ( AT91_PIN_PD15 , 1 ) ;
}
/*
* SSC controllers are accessed through library code , instead of any
* kind of all - singing / all - dancing driver . For example one could be
* used by a particular I2S audio codec ' s driver , while another one
* on the same system might be used by a custom data capture driver .
*/
void __init at91_add_device_ssc ( unsigned id , unsigned pins )
{
struct platform_device * pdev ;
/*
* NOTE : caller is responsible for passing information matching
* " pins " to whatever will be using each particular controller .
*/
switch ( id ) {
case AT91SAM9G45_ID_SSC0 :
pdev = & at91sam9g45_ssc0_device ;
configure_ssc0_pins ( pins ) ;
break ;
case AT91SAM9G45_ID_SSC1 :
pdev = & at91sam9g45_ssc1_device ;
configure_ssc1_pins ( pins ) ;
break ;
default :
return ;
}
platform_device_register ( pdev ) ;
}
# else
void __init at91_add_device_ssc ( unsigned id , unsigned pins ) { }
# endif
/* --------------------------------------------------------------------
* UART
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
# if defined(CONFIG_SERIAL_ATMEL)
static struct resource dbgu_resources [ ] = {
[ 0 ] = {
2011-11-01 21:43:31 +04:00
. start = AT91SAM9G45_BASE_DBGU ,
. end = AT91SAM9G45_BASE_DBGU + SZ_512 - 1 ,
2009-06-26 18:36:58 +04:00
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91_ID_SYS ,
. end = AT91_ID_SYS ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct atmel_uart_data dbgu_data = {
. use_dma_tx = 0 ,
. use_dma_rx = 0 ,
} ;
static u64 dbgu_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct platform_device at91sam9g45_dbgu_device = {
. name = " atmel_usart " ,
. id = 0 ,
. dev = {
. dma_mask = & dbgu_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & dbgu_data ,
} ,
. resource = dbgu_resources ,
. num_resources = ARRAY_SIZE ( dbgu_resources ) ,
} ;
static inline void configure_dbgu_pins ( void )
{
at91_set_A_periph ( AT91_PIN_PB12 , 0 ) ; /* DRXD */
at91_set_A_periph ( AT91_PIN_PB13 , 1 ) ; /* DTXD */
}
static struct resource uart0_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_US0 ,
. end = AT91SAM9G45_BASE_US0 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_US0 ,
. end = AT91SAM9G45_ID_US0 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct atmel_uart_data uart0_data = {
. use_dma_tx = 1 ,
. use_dma_rx = 1 ,
} ;
static u64 uart0_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct platform_device at91sam9g45_uart0_device = {
. name = " atmel_usart " ,
. id = 1 ,
. dev = {
. dma_mask = & uart0_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & uart0_data ,
} ,
. resource = uart0_resources ,
. num_resources = ARRAY_SIZE ( uart0_resources ) ,
} ;
static inline void configure_usart0_pins ( unsigned pins )
{
at91_set_A_periph ( AT91_PIN_PB19 , 1 ) ; /* TXD0 */
at91_set_A_periph ( AT91_PIN_PB18 , 0 ) ; /* RXD0 */
if ( pins & ATMEL_UART_RTS )
at91_set_B_periph ( AT91_PIN_PB17 , 0 ) ; /* RTS0 */
if ( pins & ATMEL_UART_CTS )
at91_set_B_periph ( AT91_PIN_PB15 , 0 ) ; /* CTS0 */
}
static struct resource uart1_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_US1 ,
. end = AT91SAM9G45_BASE_US1 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_US1 ,
. end = AT91SAM9G45_ID_US1 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct atmel_uart_data uart1_data = {
. use_dma_tx = 1 ,
. use_dma_rx = 1 ,
} ;
static u64 uart1_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct platform_device at91sam9g45_uart1_device = {
. name = " atmel_usart " ,
. id = 2 ,
. dev = {
. dma_mask = & uart1_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & uart1_data ,
} ,
. resource = uart1_resources ,
. num_resources = ARRAY_SIZE ( uart1_resources ) ,
} ;
static inline void configure_usart1_pins ( unsigned pins )
{
at91_set_A_periph ( AT91_PIN_PB4 , 1 ) ; /* TXD1 */
at91_set_A_periph ( AT91_PIN_PB5 , 0 ) ; /* RXD1 */
if ( pins & ATMEL_UART_RTS )
at91_set_A_periph ( AT91_PIN_PD16 , 0 ) ; /* RTS1 */
if ( pins & ATMEL_UART_CTS )
at91_set_A_periph ( AT91_PIN_PD17 , 0 ) ; /* CTS1 */
}
static struct resource uart2_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_US2 ,
. end = AT91SAM9G45_BASE_US2 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_US2 ,
. end = AT91SAM9G45_ID_US2 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct atmel_uart_data uart2_data = {
. use_dma_tx = 1 ,
. use_dma_rx = 1 ,
} ;
static u64 uart2_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct platform_device at91sam9g45_uart2_device = {
. name = " atmel_usart " ,
. id = 3 ,
. dev = {
. dma_mask = & uart2_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & uart2_data ,
} ,
. resource = uart2_resources ,
. num_resources = ARRAY_SIZE ( uart2_resources ) ,
} ;
static inline void configure_usart2_pins ( unsigned pins )
{
at91_set_A_periph ( AT91_PIN_PB6 , 1 ) ; /* TXD2 */
at91_set_A_periph ( AT91_PIN_PB7 , 0 ) ; /* RXD2 */
if ( pins & ATMEL_UART_RTS )
at91_set_B_periph ( AT91_PIN_PC9 , 0 ) ; /* RTS2 */
if ( pins & ATMEL_UART_CTS )
at91_set_B_periph ( AT91_PIN_PC11 , 0 ) ; /* CTS2 */
}
static struct resource uart3_resources [ ] = {
[ 0 ] = {
. start = AT91SAM9G45_BASE_US3 ,
. end = AT91SAM9G45_BASE_US3 + SZ_16K - 1 ,
. flags = IORESOURCE_MEM ,
} ,
[ 1 ] = {
. start = AT91SAM9G45_ID_US3 ,
. end = AT91SAM9G45_ID_US3 ,
. flags = IORESOURCE_IRQ ,
} ,
} ;
static struct atmel_uart_data uart3_data = {
. use_dma_tx = 1 ,
. use_dma_rx = 1 ,
} ;
static u64 uart3_dmamask = DMA_BIT_MASK ( 32 ) ;
static struct platform_device at91sam9g45_uart3_device = {
. name = " atmel_usart " ,
. id = 4 ,
. dev = {
. dma_mask = & uart3_dmamask ,
. coherent_dma_mask = DMA_BIT_MASK ( 32 ) ,
. platform_data = & uart3_data ,
} ,
. resource = uart3_resources ,
. num_resources = ARRAY_SIZE ( uart3_resources ) ,
} ;
static inline void configure_usart3_pins ( unsigned pins )
{
at91_set_A_periph ( AT91_PIN_PB8 , 1 ) ; /* TXD3 */
at91_set_A_periph ( AT91_PIN_PB9 , 0 ) ; /* RXD3 */
if ( pins & ATMEL_UART_RTS )
at91_set_B_periph ( AT91_PIN_PA23 , 0 ) ; /* RTS3 */
if ( pins & ATMEL_UART_CTS )
at91_set_B_periph ( AT91_PIN_PA24 , 0 ) ; /* CTS3 */
}
static struct platform_device * __initdata at91_uarts [ ATMEL_MAX_UART ] ; /* the UARTs to use */
void __init at91_register_uart ( unsigned id , unsigned portnr , unsigned pins )
{
struct platform_device * pdev ;
2011-04-10 10:10:05 +04:00
struct atmel_uart_data * pdata ;
2009-06-26 18:36:58 +04:00
switch ( id ) {
case 0 : /* DBGU */
pdev = & at91sam9g45_dbgu_device ;
configure_dbgu_pins ( ) ;
break ;
case AT91SAM9G45_ID_US0 :
pdev = & at91sam9g45_uart0_device ;
configure_usart0_pins ( pins ) ;
break ;
case AT91SAM9G45_ID_US1 :
pdev = & at91sam9g45_uart1_device ;
configure_usart1_pins ( pins ) ;
break ;
case AT91SAM9G45_ID_US2 :
pdev = & at91sam9g45_uart2_device ;
configure_usart2_pins ( pins ) ;
break ;
case AT91SAM9G45_ID_US3 :
pdev = & at91sam9g45_uart3_device ;
configure_usart3_pins ( pins ) ;
break ;
default :
return ;
}
2011-04-10 10:10:05 +04:00
pdata = pdev - > dev . platform_data ;
pdata - > num = portnr ; /* update to mapped ID */
2009-06-26 18:36:58 +04:00
if ( portnr < ATMEL_MAX_UART )
at91_uarts [ portnr ] = pdev ;
}
void __init at91_add_device_serial ( void )
{
int i ;
for ( i = 0 ; i < ATMEL_MAX_UART ; i + + ) {
if ( at91_uarts [ i ] )
platform_device_register ( at91_uarts [ i ] ) ;
}
}
# else
void __init at91_register_uart ( unsigned id , unsigned portnr , unsigned pins ) { }
void __init at91_add_device_serial ( void ) { }
# endif
/* -------------------------------------------------------------------- */
/*
* These devices are always present and don ' t need any board - specific
* setup .
*/
static int __init at91_add_standard_devices ( void )
{
2012-02-28 11:23:43 +04:00
if ( of_have_populated_dt ( ) )
return 0 ;
2009-07-24 14:43:01 +04:00
at91_add_device_hdmac ( ) ;
2009-06-26 18:36:58 +04:00
at91_add_device_rtc ( ) ;
at91_add_device_rtt ( ) ;
2011-10-06 19:41:33 +04:00
at91_add_device_trng ( ) ;
2009-06-26 18:36:58 +04:00
at91_add_device_watchdog ( ) ;
at91_add_device_tc ( ) ;
return 0 ;
}
arch_initcall ( at91_add_standard_devices ) ;