Adapt the existing AT91CAP9 code to the new headers and APIs.
Signed-off-by: Stelian Pop <stelian@popies.net>
*/
#include <common.h>
-#include <asm/arch/AT91CAP9.h>
+#include <asm/arch/at91cap9.h>
+#include <asm/arch/at91cap9_matrix.h>
+#include <asm/arch/at91sam926x_mc.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91_rstc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
#include <net.h>
#endif
static void at91cap9_serial_hw_init(void)
{
#ifdef CONFIG_USART0
- AT91C_BASE_PIOA->PIO_PDR = AT91C_PA22_TXD0 | AT91C_PA23_RXD0;
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US0;
+ at91_set_A_periph(AT91_PIN_PA22, 1); /* TXD0 */
+ at91_set_A_periph(AT91_PIN_PA23, 0); /* RXD0 */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US0);
#endif
#ifdef CONFIG_USART1
- AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_TXD1 | AT91C_PD1_RXD1;
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US1;
+ at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */
+ at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US1);
#endif
#ifdef CONFIG_USART2
- AT91C_BASE_PIOD->PIO_PDR = AT91C_PD2_TXD2 | AT91C_PD3_RXD2;
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US2;
+ at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */
+ at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US2);
#endif
#ifdef CONFIG_USART3 /* DBGU */
- AT91C_BASE_PIOC->PIO_PDR = AT91C_PC31_DTXD | AT91C_PC30_DRXD;
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SYS;
+ at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */
+ at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
#endif
-
-
}
static void at91cap9_nor_hw_init(void)
{
- /* Ensure EBI supply is 3.3V */
- AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_SUP_3V3;
+ unsigned long csa;
+ /* Ensure EBI supply is 3.3V */
+ csa = at91_sys_read(AT91_MATRIX_EBICSA);
+ at91_sys_write(AT91_MATRIX_EBICSA,
+ csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
/* Configure SMC CS0 for parallel flash */
- AT91C_BASE_SMC->SMC_SETUP0 = AT91C_FLASH_NWE_SETUP |
- AT91C_FLASH_NCS_WR_SETUP |
- AT91C_FLASH_NRD_SETUP |
- AT91C_FLASH_NCS_RD_SETUP;
-
- AT91C_BASE_SMC->SMC_PULSE0 = AT91C_FLASH_NWE_PULSE |
- AT91C_FLASH_NCS_WR_PULSE |
- AT91C_FLASH_NRD_PULSE |
- AT91C_FLASH_NCS_RD_PULSE;
-
- AT91C_BASE_SMC->SMC_CYCLE0 = AT91C_FLASH_NWE_CYCLE |
- AT91C_FLASH_NRD_CYCLE;
-
- AT91C_BASE_SMC->SMC_CTRL0 = AT91C_SMC_READMODE |
- AT91C_SMC_WRITEMODE |
- AT91C_SMC_NWAITM_NWAIT_DISABLE |
- AT91C_SMC_BAT_BYTE_WRITE |
- AT91C_SMC_DBW_WIDTH_SIXTEEN_BITS |
- (AT91C_SMC_TDF & (1 << 16));
+ at91_sys_write(AT91_SMC_SETUP(0),
+ AT91_SMC_NWESETUP_(4) | AT91_SMC_NCS_WRSETUP_(2) |
+ AT91_SMC_NRDSETUP_(4) | AT91_SMC_NCS_RDSETUP_(2));
+ at91_sys_write(AT91_SMC_PULSE(0),
+ AT91_SMC_NWEPULSE_(8) | AT91_SMC_NCS_WRPULSE_(10) |
+ AT91_SMC_NRDPULSE_(8) | AT91_SMC_NCS_RDPULSE_(10));
+ at91_sys_write(AT91_SMC_CYCLE(0),
+ AT91_SMC_NWECYCLE_(16) | AT91_SMC_NRDCYCLE_(16));
+ at91_sys_write(AT91_SMC_MODE(0),
+ AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
+ AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE |
+ AT91_SMC_DBW_16 | AT91_SMC_TDF_(1));
}
#ifdef CONFIG_CMD_NAND
static void at91cap9_nand_hw_init(void)
{
+ unsigned long csa;
+
/* Enable CS3 */
- AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_CS3A_SM | AT91C_EBI_SUP_3V3;
+ csa = at91_sys_read(AT91_MATRIX_EBICSA);
+ at91_sys_write(AT91_MATRIX_EBICSA,
+ csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA |
+ AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
/* Configure SMC CS3 for NAND/SmartMedia */
- AT91C_BASE_SMC->SMC_SETUP3 = AT91C_SM_NWE_SETUP |
- AT91C_SM_NCS_WR_SETUP |
- AT91C_SM_NRD_SETUP |
- AT91C_SM_NCS_RD_SETUP;
-
- AT91C_BASE_SMC->SMC_PULSE3 = AT91C_SM_NWE_PULSE |
- AT91C_SM_NCS_WR_PULSE |
- AT91C_SM_NRD_PULSE |
- AT91C_SM_NCS_RD_PULSE;
-
- AT91C_BASE_SMC->SMC_CYCLE3 = AT91C_SM_NWE_CYCLE |
- AT91C_SM_NRD_CYCLE;
-
- AT91C_BASE_SMC->SMC_CTRL3 = AT91C_SMC_READMODE |
- AT91C_SMC_WRITEMODE |
- AT91C_SMC_NWAITM_NWAIT_DISABLE |
- AT91C_SMC_DBW_WIDTH_EIGTH_BITS |
- AT91C_SM_TDF;
-
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD;
+ at91_sys_write(AT91_SMC_SETUP(3),
+ AT91_SMC_NWESETUP_(2) | AT91_SMC_NCS_WRSETUP_(1) |
+ AT91_SMC_NRDSETUP_(2) | AT91_SMC_NCS_RDSETUP_(1));
+ at91_sys_write(AT91_SMC_PULSE(3),
+ AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(6) |
+ AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(6));
+ at91_sys_write(AT91_SMC_CYCLE(3),
+ AT91_SMC_NWECYCLE_(8) | AT91_SMC_NRDCYCLE_(8));
+ at91_sys_write(AT91_SMC_MODE(3),
+ AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
+ AT91_SMC_EXNWMODE_DISABLE |
+ AT91_SMC_DBW_8 | AT91_SMC_TDF_(1));
+
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_PIOABCD);
/* RDY/BSY is not connected */
/* Enable NandFlash */
- AT91C_BASE_PIOD->PIO_PER = AT91C_PIO_PD15;
- AT91C_BASE_PIOD->PIO_OER = AT91C_PIO_PD15;
+ at91_set_gpio_output(AT91_PIN_PD15, 1);
}
#endif
#ifdef CONFIG_HAS_DATAFLASH
static void at91cap9_spi_hw_init(void)
{
- AT91C_BASE_PIOD->PIO_BSR = AT91C_PD0_SPI0_NPCS2D |
- AT91C_PD1_SPI0_NPCS3D;
- AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_SPI0_NPCS2D |
- AT91C_PD1_SPI0_NPCS3D;
-
- AT91C_BASE_PIOA->PIO_ASR = AT91C_PA28_SPI0_NPCS3A;
- AT91C_BASE_PIOA->PIO_BSR = AT91C_PA4_SPI0_NPCS2A |
- AT91C_PA1_SPI0_MOSI |
- AT91C_PA0_SPI0_MISO |
- AT91C_PA3_SPI0_NPCS1 |
- AT91C_PA5_SPI0_NPCS0 |
- AT91C_PA2_SPI0_SPCK;
- AT91C_BASE_PIOA->PIO_PDR = AT91C_PA28_SPI0_NPCS3A |
- AT91C_PA4_SPI0_NPCS2A |
- AT91C_PA1_SPI0_MOSI |
- AT91C_PA0_SPI0_MISO |
- AT91C_PA3_SPI0_NPCS1 |
- AT91C_PA5_SPI0_NPCS0 |
- AT91C_PA2_SPI0_SPCK;
-
- /* Enable Clock */
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SPI0;
+ at91_set_B_periph(AT91_PIN_PA5, 0); /* SPI0_NPCS0 */
+
+ at91_set_B_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */
+ at91_set_B_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */
+ at91_set_B_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */
+
+ /* Enable clock */
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_SPI0);
}
#endif
#ifdef CONFIG_MACB
static void at91cap9_macb_hw_init(void)
{
- unsigned int gpio;
-
/* Enable clock */
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_EMAC;
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_EMAC);
/*
* Disable pull-up on:
*
* PHY has internal pull-down
*/
- AT91C_BASE_PIOB->PIO_PPUDR = AT91C_PB22_E_RXDV |
- AT91C_PB25_E_RX0 |
- AT91C_PB26_E_RX1;
+ writel(pin_to_mask(AT91_PIN_PB22) |
+ pin_to_mask(AT91_PIN_PB25) |
+ pin_to_mask(AT91_PIN_PB26),
+ pin_to_controller(AT91_PIN_PA0) + PIO_PUDR);
/* Need to reset PHY -> 500ms reset */
- AT91C_BASE_RSTC->RSTC_RMR = (AT91C_RSTC_KEY & (0xA5 << 24)) |
- (AT91C_RSTC_ERSTL & (0x0D << 8)) |
- AT91C_RSTC_URSTEN;
- AT91C_BASE_RSTC->RSTC_RCR = (AT91C_RSTC_KEY & (0xA5 << 24)) |
- AT91C_RSTC_EXTRST;
+ at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
+ AT91_RSTC_ERSTL | (0x0D << 8) |
+ AT91_RSTC_URSTEN);
+
+ at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
/* Wait for end hardware reset */
- while (!(AT91C_BASE_RSTC->RSTC_RSR & AT91C_RSTC_NRSTL));
+ while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL));
/* Re-enable pull-up */
- AT91C_BASE_PIOB->PIO_PPUER = AT91C_PB22_E_RXDV |
- AT91C_PB25_E_RX0 |
- AT91C_PB26_E_RX1;
-
-#ifdef CONFIG_RMII
- gpio = AT91C_PB30_E_MDIO |
- AT91C_PB29_E_MDC |
- AT91C_PB21_E_TXCK |
- AT91C_PB27_E_RXER |
- AT91C_PB25_E_RX0 |
- AT91C_PB22_E_RXDV |
- AT91C_PB26_E_RX1 |
- AT91C_PB28_E_TXEN |
- AT91C_PB23_E_TX0 |
- AT91C_PB24_E_TX1;
- AT91C_BASE_PIOB->PIO_ASR = gpio;
- AT91C_BASE_PIOB->PIO_BSR = 0;
- AT91C_BASE_PIOB->PIO_PDR = gpio;
-#else
-#error AT91CAP9A-DK works only in RMII mode
+ writel(pin_to_mask(AT91_PIN_PB22) |
+ pin_to_mask(AT91_PIN_PB25) |
+ pin_to_mask(AT91_PIN_PB26),
+ pin_to_controller(AT91_PIN_PA0) + PIO_PUER);
+
+ at91_set_A_periph(AT91_PIN_PB21, 0); /* ETXCK_EREFCK */
+ at91_set_A_periph(AT91_PIN_PB22, 0); /* ERXDV */
+ at91_set_A_periph(AT91_PIN_PB25, 0); /* ERX0 */
+ at91_set_A_periph(AT91_PIN_PB26, 0); /* ERX1 */
+ at91_set_A_periph(AT91_PIN_PB27, 0); /* ERXER */
+ at91_set_A_periph(AT91_PIN_PB28, 0); /* ETXEN */
+ at91_set_A_periph(AT91_PIN_PB23, 0); /* ETX0 */
+ at91_set_A_periph(AT91_PIN_PB24, 0); /* ETX1 */
+ at91_set_A_periph(AT91_PIN_PB30, 0); /* EMDIO */
+ at91_set_A_periph(AT91_PIN_PB29, 0); /* EMDC */
+
+#ifndef CONFIG_RMII
+ at91_set_B_periph(AT91_PIN_PC25, 0); /* ECRS */
+ at91_set_B_periph(AT91_PIN_PC26, 0); /* ECOL */
+ at91_set_B_periph(AT91_PIN_PC22, 0); /* ERX2 */
+ at91_set_B_periph(AT91_PIN_PC23, 0); /* ERX3 */
+ at91_set_B_periph(AT91_PIN_PC27, 0); /* ERXCK */
+ at91_set_B_periph(AT91_PIN_PC20, 0); /* ETX2 */
+ at91_set_B_periph(AT91_PIN_PC21, 0); /* ETX3 */
+ at91_set_B_periph(AT91_PIN_PC24, 0); /* ETXER */
#endif
-
/* Unlock EMAC, 3 0 2 1 sequence */
#define MP_MAC_KEY0 0x5969cb2a
#define MP_MAC_KEY1 0xb4a1872e
#define MP_MAC_KEY2 0x05683fbc
#define MP_MAC_KEY3 0x3634fba4
#define UNLOCK_MAC 0x00000008
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_MAC_KEY3;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_MAC_KEY0;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_MAC_KEY2;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_MAC_KEY1;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_MAC;
+ writel(MP_MAC_KEY3, MP_BLOCK_3_BASE + 0x3c);
+ writel(MP_MAC_KEY0, MP_BLOCK_3_BASE + 0x30);
+ writel(MP_MAC_KEY2, MP_BLOCK_3_BASE + 0x38);
+ writel(MP_MAC_KEY1, MP_BLOCK_3_BASE + 0x34);
+ writel(UNLOCK_MAC, MP_BLOCK_3_BASE + 0x40);
}
#endif
#define MP_OHCI_KEY2 0x4823efbc
#define MP_OHCI_KEY3 0x8651aae4
#define UNLOCK_OHCI 0x00000010
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_OHCI_KEY3;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_OHCI_KEY2;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_OHCI_KEY0;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_OHCI_KEY1;
- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_OHCI;
+ writel(MP_OHCI_KEY3, MP_BLOCK_3_BASE + 0x3c);
+ writel(MP_OHCI_KEY2, MP_BLOCK_3_BASE + 0x38);
+ writel(MP_OHCI_KEY0, MP_BLOCK_3_BASE + 0x30);
+ writel(MP_OHCI_KEY1, MP_BLOCK_3_BASE + 0x34);
+ writel(UNLOCK_OHCI, MP_BLOCK_3_BASE + 0x40);
}
#endif
*/
#include <common.h>
-#include <asm/arch/AT91CAP9.h>
+#include <asm/arch/at91cap9.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
-#define RED_LED AT91C_PIO_PC29 /* this is the power led */
-#define GREEN_LED AT91C_PIO_PA10 /* this is the user1 led */
-#define YELLOW_LED AT91C_PIO_PA11 /* this is the user1 led */
+#define RED_LED AT91_PIN_PC29 /* this is the power led */
+#define GREEN_LED AT91_PIN_PA10 /* this is the user1 led */
+#define YELLOW_LED AT91_PIN_PA11 /* this is the user1 led */
void red_LED_on(void)
{
- AT91C_BASE_PIOC->PIO_SODR = RED_LED;
+ at91_set_gpio_value(RED_LED, 1);
}
void red_LED_off(void)
{
- AT91C_BASE_PIOC->PIO_CODR = RED_LED;
+ at91_set_gpio_value(RED_LED, 0);
}
void green_LED_on(void)
{
- AT91C_BASE_PIOA->PIO_CODR = GREEN_LED;
+ at91_set_gpio_value(GREEN_LED, 0);
}
void green_LED_off(void)
{
- AT91C_BASE_PIOA->PIO_SODR = GREEN_LED;
+ at91_set_gpio_value(GREEN_LED, 1);
}
void yellow_LED_on(void)
{
- AT91C_BASE_PIOA->PIO_CODR = YELLOW_LED;
+ at91_set_gpio_value(YELLOW_LED, 0);
}
void yellow_LED_off(void)
{
- AT91C_BASE_PIOA->PIO_SODR = YELLOW_LED;
+ at91_set_gpio_value(YELLOW_LED, 1);
}
void coloured_LED_init(void)
{
/* Enable clock */
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD;
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_PIOABCD);
- /* Disable peripherals on LEDs */
- AT91C_BASE_PIOA->PIO_PER = GREEN_LED | YELLOW_LED;
- /* Enable pins as outputs */
- AT91C_BASE_PIOA->PIO_OER = GREEN_LED | YELLOW_LED;
- /* Turn all LEDs OFF */
- AT91C_BASE_PIOA->PIO_SODR = GREEN_LED | YELLOW_LED;
+ at91_set_gpio_output(RED_LED, 1);
+ at91_set_gpio_output(GREEN_LED, 1);
+ at91_set_gpio_output(YELLOW_LED, 1);
- /* Disable peripherals on LEDs */
- AT91C_BASE_PIOC->PIO_PER = RED_LED;
- /* Enable pins as outputs */
- AT91C_BASE_PIOC->PIO_OER = RED_LED;
- /* Turn all LEDs OFF */
- AT91C_BASE_PIOC->PIO_CODR = RED_LED;
+ at91_set_gpio_output(RED_LED, 0);
+ at91_set_gpio_output(GREEN_LED, 1);
+ at91_set_gpio_output(YELLOW_LED, 1);
}
*/
#include <common.h>
-#include <asm/arch/hardware.h>
+#include <asm/arch/at91cap9.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91_pio.h>
#ifdef CONFIG_CMD_NAND
IO_ADDR_W |= MASK_ALE;
break;
case NAND_CTL_CLRNCE:
- AT91C_BASE_PIOD->PIO_SODR = AT91C_PIO_PD15;
+ at91_set_gpio_value(AT91_PIN_PD15, 1);
break;
case NAND_CTL_SETNCE:
- AT91C_BASE_PIOD->PIO_CODR = AT91C_PIO_PD15;
+ at91_set_gpio_value(AT91_PIN_PD15, 0);
break;
}
this->IO_ADDR_W = (void *) IO_ADDR_W;
#if defined(CONFIG_MACB) && defined(CONFIG_CMD_NET)
void at91sam9_eth_initialize(bd_t *bi)
{
- macb_eth_initialize(0, (void *)AT91C_BASE_MACB, 0x00);
+ macb_eth_initialize(0, (void *)AT91_BASE_EMAC, 0x00);
}
#endif
*
*/
-#include <config.h>
#include <common.h>
-#include <asm/hardware.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
+#include <asm/arch/at91_pio.h>
+#include <asm/arch/at91_spi.h>
#ifdef CONFIG_HAS_DATAFLASH
#include <dataflash.h>
-/* Max Value = 10MHz to be compliant to the Continuous Array Read function */
-#define AT91C_SPI_CLK 10000000
-
-/* AC Characteristics: DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
-#define DATAFLASH_TCSS (0xFA << 16)
-#define DATAFLASH_TCHS (0x8 << 24)
-
-#define AT91C_TIMEOUT_WRDY 200000
-#define AT91C_SPI_PCS0_DATAFLASH_CARD 0xE /* Chip Select 0: NPCS0%1110 */
-#define AT91C_SPI_PCS3_DATAFLASH_CARD 0x7 /* Chip Select 3: NPCS3%0111 */
+#define AT91_SPI_PCS0_DATAFLASH_CARD 0xE /* Chip Select 0: NPCS0%1110 */
+#define AT91_SPI_PCS1_DATAFLASH_CARD 0xD /* Chip Select 0: NPCS0%1101 */
+#define AT91_SPI_PCS3_DATAFLASH_CARD 0x7 /* Chip Select 3: NPCS3%0111 */
void AT91F_SpiInit(void)
{
/* Reset the SPI */
- AT91C_BASE_SPI0->SPI_CR = AT91C_SPI_SWRST;
+ writel(AT91_SPI_SWRST, AT91_BASE_SPI + AT91_SPI_CR);
/* Configure SPI in Master Mode with No CS selected !!! */
- AT91C_BASE_SPI0->SPI_MR =
- AT91C_SPI_MSTR | AT91C_SPI_MODFDIS | AT91C_SPI_PCS;
+ writel(AT91_SPI_MSTR | AT91_SPI_MODFDIS | AT91_SPI_PCS,
+ AT91_BASE_SPI + AT91_SPI_MR);
/* Configure CS0 */
- AT91C_BASE_SPI0->SPI_CSR[0] =
- AT91C_SPI_CPOL |
- (AT91C_SPI_DLYBS & DATAFLASH_TCSS) |
- (AT91C_SPI_DLYBCT & DATAFLASH_TCHS) |
- ((AT91C_MASTER_CLOCK / (2*AT91C_SPI_CLK)) << 8);
+ writel(AT91_SPI_NCPHA |
+ (AT91_SPI_DLYBS & DATAFLASH_TCSS) |
+ (AT91_SPI_DLYBCT & DATAFLASH_TCHS) |
+ ((AT91_MASTER_CLOCK / AT91_SPI_CLK) << 8),
+ AT91_BASE_SPI + AT91_SPI_CSR(0));
+
+#ifdef CFG_DATAFLASH_LOGIC_ADDR_CS1
+ /* Configure CS1 */
+ writel(AT91_SPI_NCPHA |
+ (AT91_SPI_DLYBS & DATAFLASH_TCSS) |
+ (AT91_SPI_DLYBCT & DATAFLASH_TCHS) |
+ ((AT91_MASTER_CLOCK / AT91_SPI_CLK) << 8),
+ AT91_BASE_SPI + AT91_SPI_CSR(1));
+#endif
+
+#ifdef CFG_DATAFLASH_LOGIC_ADDR_CS3
+ /* Configure CS3 */
+ writel(AT91_SPI_NCPHA |
+ (AT91_SPI_DLYBS & DATAFLASH_TCSS) |
+ (AT91_SPI_DLYBCT & DATAFLASH_TCHS) |
+ ((AT91_MASTER_CLOCK / AT91_SPI_CLK) << 8),
+ AT91_BASE_SPI + AT91_SPI_CSR(3));
+#endif
+
+ /* SPI_Enable */
+ writel(AT91_SPI_SPIEN, AT91_BASE_SPI + AT91_SPI_CR);
+
+ while (!(readl(AT91_BASE_SPI + AT91_SPI_SR) & AT91_SPI_SPIENS));
+
+ /*
+ * Add tempo to get SPI in a safe state.
+ * Should not be needed for new silicon (Rev B)
+ */
+ udelay(500000);
+ readl(AT91_BASE_SPI + AT91_SPI_SR);
+ readl(AT91_BASE_SPI + AT91_SPI_RDR);
+
}
void AT91F_SpiEnable(int cs)
{
+ unsigned long mode;
switch (cs) {
case 0: /* Configure SPI CS0 for Serial DataFlash AT45DBxx */
- AT91C_BASE_SPI0->SPI_MR &= 0xFFF0FFFF;
- AT91C_BASE_SPI0->SPI_MR |=
- ((AT91C_SPI_PCS0_DATAFLASH_CARD<<16) & AT91C_SPI_PCS);
+ mode = readl(AT91_BASE_SPI + AT91_SPI_MR);
+ mode &= 0xFFF0FFFF;
+ writel(mode | ((AT91_SPI_PCS0_DATAFLASH_CARD<<16) & AT91_SPI_PCS),
+ AT91_BASE_SPI + AT91_SPI_MR);
+ break;
+ case 1: /* Configure SPI CS1 for Serial DataFlash AT45DBxx */
+ mode = readl(AT91_BASE_SPI + AT91_SPI_MR);
+ mode &= 0xFFF0FFFF;
+ writel(mode | ((AT91_SPI_PCS1_DATAFLASH_CARD<<16) & AT91_SPI_PCS),
+ AT91_BASE_SPI + AT91_SPI_MR);
break;
case 3:
- AT91C_BASE_SPI0->SPI_MR &= 0xFFF0FFFF;
- AT91C_BASE_SPI0->SPI_MR |=
- ((AT91C_SPI_PCS3_DATAFLASH_CARD<<16) & AT91C_SPI_PCS);
+ mode = readl(AT91_BASE_SPI + AT91_SPI_MR);
+ mode &= 0xFFF0FFFF;
+ writel(mode | ((AT91_SPI_PCS3_DATAFLASH_CARD<<16) & AT91_SPI_PCS),
+ AT91_BASE_SPI + AT91_SPI_MR);
break;
}
/* SPI_Enable */
- AT91C_BASE_SPI0->SPI_CR = AT91C_SPI_SPIEN;
+ writel(AT91_SPI_SPIEN, AT91_BASE_SPI + AT91_SPI_CR);
}
+unsigned int AT91F_SpiWrite1(AT91PS_DataflashDesc pDesc);
+
unsigned int AT91F_SpiWrite(AT91PS_DataflashDesc pDesc)
{
unsigned int timeout;
+
pDesc->state = BUSY;
- AT91C_BASE_SPI0->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
+ writel(AT91_SPI_TXTDIS + AT91_SPI_RXTDIS, AT91_BASE_SPI + AT91_SPI_PTCR);
+
/* Initialize the Transmit and Receive Pointer */
- AT91C_BASE_SPI0->SPI_RPR = (unsigned int)pDesc->rx_cmd_pt;
- AT91C_BASE_SPI0->SPI_TPR = (unsigned int)pDesc->tx_cmd_pt;
+ writel((unsigned int)pDesc->rx_cmd_pt, AT91_BASE_SPI + AT91_SPI_RPR);
+ writel((unsigned int)pDesc->tx_cmd_pt, AT91_BASE_SPI + AT91_SPI_TPR);
/* Intialize the Transmit and Receive Counters */
- AT91C_BASE_SPI0->SPI_RCR = pDesc->rx_cmd_size;
- AT91C_BASE_SPI0->SPI_TCR = pDesc->tx_cmd_size;
+ writel(pDesc->rx_cmd_size, AT91_BASE_SPI + AT91_SPI_RCR);
+ writel(pDesc->tx_cmd_size, AT91_BASE_SPI + AT91_SPI_TCR);
if (pDesc->tx_data_size != 0) {
/* Initialize the Next Transmit and Next Receive Pointer */
- AT91C_BASE_SPI0->SPI_RNPR = (unsigned int)pDesc->rx_data_pt;
- AT91C_BASE_SPI0->SPI_TNPR = (unsigned int)pDesc->tx_data_pt;
+ writel((unsigned int)pDesc->rx_data_pt, AT91_BASE_SPI + AT91_SPI_RNPR);
+ writel((unsigned int)pDesc->tx_data_pt, AT91_BASE_SPI + AT91_SPI_TNPR);
/* Intialize the Next Transmit and Next Receive Counters */
- AT91C_BASE_SPI0->SPI_RNCR = pDesc->rx_data_size;
- AT91C_BASE_SPI0->SPI_TNCR = pDesc->tx_data_size;
+ writel(pDesc->rx_data_size, AT91_BASE_SPI + AT91_SPI_RNCR);
+ writel(pDesc->tx_data_size, AT91_BASE_SPI + AT91_SPI_TNCR);
}
/* arm simple, non interrupt dependent timer */
reset_timer_masked();
timeout = 0;
- AT91C_BASE_SPI0->SPI_PTCR = AT91C_PDC_TXTEN + AT91C_PDC_RXTEN;
- while (!(AT91C_BASE_SPI0->SPI_SR & AT91C_SPI_RXBUFF) &&
+ writel(AT91_SPI_TXTEN + AT91_SPI_RXTEN, AT91_BASE_SPI + AT91_SPI_PTCR);
+ while (!(readl(AT91_BASE_SPI + AT91_SPI_SR) & AT91_SPI_RXBUFF) &&
((timeout = get_timer_masked()) < CFG_SPI_WRITE_TOUT));
- AT91C_BASE_SPI0->SPI_PTCR = AT91C_PDC_TXTDIS + AT91C_PDC_RXTDIS;
+ writel(AT91_SPI_TXTDIS + AT91_SPI_RXTDIS, AT91_BASE_SPI + AT91_SPI_PTCR);
pDesc->state = IDLE;
if (timeout >= CFG_SPI_WRITE_TOUT) {
#include <common.h>
#include <asm/arch/hardware.h>
+#include <asm/arch/at91_pit.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91_rstc.h>
+#include <asm/arch/io.h>
/*
* We're using the AT91CAP9/SAM9 PITC in 32 bit mode, by
* setting the 20 bit counter period to its maximum (0xfffff).
*/
#define TIMER_LOAD_VAL 0xfffff
-#define READ_RESET_TIMER (AT91C_BASE_PITC->PITC_PIVR)
-#define READ_TIMER (AT91C_BASE_PITC->PITC_PIIR)
+#define READ_RESET_TIMER at91_sys_read(AT91_PIT_PIVR)
+#define READ_TIMER at91_sys_read(AT91_PIT_PIIR)
#define TIMER_FREQ (AT91C_MASTER_CLOCK << 4)
#define TICKS_TO_USEC(ticks) ((ticks) / 6)
ulong get_timer_masked(void);
ulong resettime;
-AT91PS_PITC p_pitc;
-
/* nothing really to do with interrupts, just starts up a counter. */
int timer_init(void)
{
* Enable PITC Clock
* The clock is already enabled for system controller in boot
*/
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SYS;
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
/* Enable PITC */
- AT91C_BASE_PITC->PITC_PIMR = AT91C_PITC_PITEN;
-
- /* Load PITC_PIMR with the right timer value */
- AT91C_BASE_PITC->PITC_PIMR |= TIMER_LOAD_VAL;
+ at91_sys_write(AT91_PIT_MR, TIMER_LOAD_VAL | AT91_PIT_PITEN);
reset_timer_masked();
static inline ulong get_timer_raw(void)
{
ulong now = READ_TIMER;
+
if (now >= resettime)
return now - resettime;
else
ulong get_tbclk(void)
{
ulong tbclk;
+
tbclk = CFG_HZ;
return tbclk;
}
void reset_cpu(ulong ignored)
{
/* this is the way Linux does it */
- AT91C_BASE_RSTC->RSTC_RCR = (0xA5 << 24) |
- AT91C_RSTC_PROCRST |
- AT91C_RSTC_PERRST;
+ at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY |
+ AT91_RSTC_PROCRST |
+ AT91_RSTC_PERRST);
while (1);
/* Never reached */
#if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT)
#include <asm/arch/hardware.h>
+#include <asm/arch/io.h>
+#include <asm/arch/at91_pmc.h>
int usb_cpu_init(void)
{
/* Enable USB host clock. */
- AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UHP;
- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_UHP;
+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_UHP);
+ at91_sys_write(AT91_PMC_SCER, AT91_PMC_UHP);
return 0;
}
int usb_cpu_stop(void)
{
/* Disable USB host clock. */
- AT91C_BASE_PMC->PMC_PCDR = 1 << AT91C_ID_UHP;
- AT91C_BASE_PMC->PMC_SCDR = AT91C_PMC_UHP;
+ at91_sys_write(AT91_PMC_PCDR, 1 << AT91_ID_UHP);
+ at91_sys_write(AT91_PMC_SCDR, AT91_PMC_UHP);
return 0;
}
/*
- * (C) Copyright 2007
+ * (C) Copyright 2007-2008
* Stelian Pop <stelian.pop <at> leadtechdesign.com>
* Lead Tech Design <www.leadtechdesign.com>
*
#define __CONFIG_H
/* ARM asynchronous clock */
-#define AT91C_MAIN_CLOCK 200000000 /* from 12 MHz crystal */
-#define AT91C_MASTER_CLOCK 100000000 /* peripheral = main / 2 */
+#define AT91_MAIN_CLOCK 200000000 /* from 12 MHz crystal */
+#define AT91_MASTER_CLOCK 100000000 /* peripheral = main / 2 */
#define CFG_HZ 1000000 /* 1us resolution */
#define AT91_SLOW_CLOCK 32768 /* slow clock */
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_SKIP_RELOCATE_UBOOT
-#define ROUND(A, B) (((A) + (B)) & ~((B) - 1))
-/*
- * Size of malloc() pool
- */
-#define CFG_MALLOC_LEN ROUND(CFG_ENV_SIZE + 128*1024, 0x1000)
-#define CFG_GBL_DATA_SIZE 128 /* 128 bytes for initial data */
-
-#define CONFIG_BAUDRATE 115200
-
/*
* Hardware drivers
*/
-
#define CONFIG_ATMEL_USART 1
#undef CONFIG_USART0
#undef CONFIG_USART1
#define CFG_SPI_WRITE_TOUT (5*CFG_HZ)
#define CFG_MAX_DATAFLASH_BANKS 1
#define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
-#define CONFIG_NEW_PARTITION 1
+#define AT91_SPI_CLK 20000000
+#define DATAFLASH_TCSS (0xFA << 16)
+#define DATAFLASH_TCHS (0x8 << 24)
/* NOR flash */
#define CFG_FLASH_CFI 1
#define CFG_MAX_FLASH_SECT 256
#define CFG_MAX_FLASH_BANKS 1
-#define AT91C_FLASH_NWE_SETUP (4 << 0)
-#define AT91C_FLASH_NCS_WR_SETUP (2 << 8)
-#define AT91C_FLASH_NRD_SETUP (4 << 16)
-#define AT91C_FLASH_NCS_RD_SETUP (2 << 24)
-
-#define AT91C_FLASH_NWE_PULSE (8 << 0)
-#define AT91C_FLASH_NCS_WR_PULSE (10 << 8)
-#define AT91C_FLASH_NRD_PULSE (8 << 16)
-#define AT91C_FLASH_NCS_RD_PULSE (10 << 24)
-
-#define AT91C_FLASH_NWE_CYCLE (16 << 0)
-#define AT91C_FLASH_NRD_CYCLE (16 << 16)
-
/* NAND flash */
#define NAND_MAX_CHIPS 1
#define CFG_MAX_NAND_DEVICE 1
#define CFG_NAND_BASE 0x40000000
-#define AT91C_SM_NWE_SETUP (2 << 0)
-#define AT91C_SM_NCS_WR_SETUP (1 << 8)
-#define AT91C_SM_NRD_SETUP (2 << 16)
-#define AT91C_SM_NCS_RD_SETUP (1 << 24)
-
-#define AT91C_SM_NWE_PULSE (4 << 0)
-#define AT91C_SM_NCS_WR_PULSE (6 << 8)
-#define AT91C_SM_NRD_PULSE (4 << 16)
-#define AT91C_SM_NCS_RD_PULSE (6 << 24)
-
-#define AT91C_SM_NWE_CYCLE (8 << 0)
-#define AT91C_SM_NRD_CYCLE (8 << 16)
-
-#define AT91C_SM_TDF (1 << 16)
-
/* Ethernet */
#define CONFIG_MACB 1
#define CONFIG_RMII 1
#define LITTLEENDIAN 1
#define CONFIG_DOS_PARTITION 1
#define CFG_USB_OHCI_CPU_INIT 1
-#define CFG_USB_OHCI_REGS_BASE 0x00700000 /* AT91C_BASE_UHP */
+#define CFG_USB_OHCI_REGS_BASE 0x00700000 /* AT91_BASE_UHP */
#define CFG_USB_OHCI_SLOT_NAME "at91cap9"
#define CFG_USB_OHCI_MAX_ROOT_PORTS 2
-
#define CFG_LOAD_ADDR 0x72000000 /* load address */
#define CFG_MEMTEST_START PHYS_SDRAM
-#define CFG_MEMTEST_END 0x73000000
+#define CFG_MEMTEST_END 0x73e00000
#define CFG_USE_DATAFLASH 1
#undef CFG_USE_NORFLASH
#endif
+#define CONFIG_BAUDRATE 115200
#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
#define CFG_PROMPT "U-Boot> "
#define CFG_LONGHELP 1
#define CONFIG_CMDLINE_EDITING 1
+#define ROUND(A, B) (((A) + (B)) & ~((B) - 1))
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN ROUND(CFG_ENV_SIZE + 128*1024, 0x1000)
+#define CFG_GBL_DATA_SIZE 128 /* 128 bytes for initial data */
+
#define CONFIG_STACKSIZE (32*1024) /* regular stack */
#ifdef CONFIG_USE_IRQ
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