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@@ -23,7 +23,13 @@
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*/
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#include <common.h>
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-#include <asm/arch/AT91CAP9.h>
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+#include <asm/arch/at91cap9.h>
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+#include <asm/arch/at91cap9_matrix.h>
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+#include <asm/arch/at91sam926x_mc.h>
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+#include <asm/arch/at91_pmc.h>
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+#include <asm/arch/at91_rstc.h>
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+#include <asm/arch/gpio.h>
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+#include <asm/arch/io.h>
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#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
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#include <net.h>
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#endif
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@@ -40,126 +46,106 @@ DECLARE_GLOBAL_DATA_PTR;
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static void at91cap9_serial_hw_init(void)
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{
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#ifdef CONFIG_USART0
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- AT91C_BASE_PIOA->PIO_PDR = AT91C_PA22_TXD0 | AT91C_PA23_RXD0;
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- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US0;
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+ at91_set_A_periph(AT91_PIN_PA22, 1); /* TXD0 */
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+ at91_set_A_periph(AT91_PIN_PA23, 0); /* RXD0 */
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+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US0);
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#endif
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#ifdef CONFIG_USART1
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- AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_TXD1 | AT91C_PD1_RXD1;
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- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US1;
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+ at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */
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+ at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */
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+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US1);
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#endif
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#ifdef CONFIG_USART2
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- AT91C_BASE_PIOD->PIO_PDR = AT91C_PD2_TXD2 | AT91C_PD3_RXD2;
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- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_US2;
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+ at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */
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+ at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */
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+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_US2);
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#endif
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#ifdef CONFIG_USART3 /* DBGU */
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- AT91C_BASE_PIOC->PIO_PDR = AT91C_PC31_DTXD | AT91C_PC30_DRXD;
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- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SYS;
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+ at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */
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+ at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */
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+ at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
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#endif
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-
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-
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}
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static void at91cap9_nor_hw_init(void)
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{
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- /* Ensure EBI supply is 3.3V */
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- AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_SUP_3V3;
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+ unsigned long csa;
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+ /* Ensure EBI supply is 3.3V */
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+ csa = at91_sys_read(AT91_MATRIX_EBICSA);
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+ at91_sys_write(AT91_MATRIX_EBICSA,
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+ csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
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/* Configure SMC CS0 for parallel flash */
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- AT91C_BASE_SMC->SMC_SETUP0 = AT91C_FLASH_NWE_SETUP |
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- AT91C_FLASH_NCS_WR_SETUP |
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- AT91C_FLASH_NRD_SETUP |
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- AT91C_FLASH_NCS_RD_SETUP;
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-
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- AT91C_BASE_SMC->SMC_PULSE0 = AT91C_FLASH_NWE_PULSE |
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- AT91C_FLASH_NCS_WR_PULSE |
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- AT91C_FLASH_NRD_PULSE |
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- AT91C_FLASH_NCS_RD_PULSE;
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-
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- AT91C_BASE_SMC->SMC_CYCLE0 = AT91C_FLASH_NWE_CYCLE |
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- AT91C_FLASH_NRD_CYCLE;
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-
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- AT91C_BASE_SMC->SMC_CTRL0 = AT91C_SMC_READMODE |
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- AT91C_SMC_WRITEMODE |
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- AT91C_SMC_NWAITM_NWAIT_DISABLE |
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- AT91C_SMC_BAT_BYTE_WRITE |
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- AT91C_SMC_DBW_WIDTH_SIXTEEN_BITS |
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- (AT91C_SMC_TDF & (1 << 16));
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+ at91_sys_write(AT91_SMC_SETUP(0),
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+ AT91_SMC_NWESETUP_(4) | AT91_SMC_NCS_WRSETUP_(2) |
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+ AT91_SMC_NRDSETUP_(4) | AT91_SMC_NCS_RDSETUP_(2));
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+ at91_sys_write(AT91_SMC_PULSE(0),
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+ AT91_SMC_NWEPULSE_(8) | AT91_SMC_NCS_WRPULSE_(10) |
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+ AT91_SMC_NRDPULSE_(8) | AT91_SMC_NCS_RDPULSE_(10));
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+ at91_sys_write(AT91_SMC_CYCLE(0),
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+ AT91_SMC_NWECYCLE_(16) | AT91_SMC_NRDCYCLE_(16));
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+ at91_sys_write(AT91_SMC_MODE(0),
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+ AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
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+ AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE |
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+ AT91_SMC_DBW_16 | AT91_SMC_TDF_(1));
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}
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#ifdef CONFIG_CMD_NAND
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static void at91cap9_nand_hw_init(void)
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{
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+ unsigned long csa;
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+
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/* Enable CS3 */
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- AT91C_BASE_CCFG->CCFG_EBICSA |= AT91C_EBI_CS3A_SM | AT91C_EBI_SUP_3V3;
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+ csa = at91_sys_read(AT91_MATRIX_EBICSA);
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+ at91_sys_write(AT91_MATRIX_EBICSA,
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+ csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA |
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+ AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
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/* Configure SMC CS3 for NAND/SmartMedia */
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- AT91C_BASE_SMC->SMC_SETUP3 = AT91C_SM_NWE_SETUP |
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- AT91C_SM_NCS_WR_SETUP |
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- AT91C_SM_NRD_SETUP |
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- AT91C_SM_NCS_RD_SETUP;
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-
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- AT91C_BASE_SMC->SMC_PULSE3 = AT91C_SM_NWE_PULSE |
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- AT91C_SM_NCS_WR_PULSE |
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- AT91C_SM_NRD_PULSE |
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- AT91C_SM_NCS_RD_PULSE;
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-
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- AT91C_BASE_SMC->SMC_CYCLE3 = AT91C_SM_NWE_CYCLE |
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- AT91C_SM_NRD_CYCLE;
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-
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- AT91C_BASE_SMC->SMC_CTRL3 = AT91C_SMC_READMODE |
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- AT91C_SMC_WRITEMODE |
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- AT91C_SMC_NWAITM_NWAIT_DISABLE |
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- AT91C_SMC_DBW_WIDTH_EIGTH_BITS |
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- AT91C_SM_TDF;
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-
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- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOABCD;
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+ at91_sys_write(AT91_SMC_SETUP(3),
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+ AT91_SMC_NWESETUP_(2) | AT91_SMC_NCS_WRSETUP_(1) |
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+ AT91_SMC_NRDSETUP_(2) | AT91_SMC_NCS_RDSETUP_(1));
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+ at91_sys_write(AT91_SMC_PULSE(3),
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+ AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(6) |
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+ AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(6));
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+ at91_sys_write(AT91_SMC_CYCLE(3),
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+ AT91_SMC_NWECYCLE_(8) | AT91_SMC_NRDCYCLE_(8));
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+ at91_sys_write(AT91_SMC_MODE(3),
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+ AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
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+ AT91_SMC_EXNWMODE_DISABLE |
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+ AT91_SMC_DBW_8 | AT91_SMC_TDF_(1));
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+
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+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_PIOABCD);
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/* RDY/BSY is not connected */
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/* Enable NandFlash */
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- AT91C_BASE_PIOD->PIO_PER = AT91C_PIO_PD15;
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- AT91C_BASE_PIOD->PIO_OER = AT91C_PIO_PD15;
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+ at91_set_gpio_output(AT91_PIN_PD15, 1);
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}
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#endif
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#ifdef CONFIG_HAS_DATAFLASH
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static void at91cap9_spi_hw_init(void)
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{
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- AT91C_BASE_PIOD->PIO_BSR = AT91C_PD0_SPI0_NPCS2D |
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- AT91C_PD1_SPI0_NPCS3D;
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- AT91C_BASE_PIOD->PIO_PDR = AT91C_PD0_SPI0_NPCS2D |
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- AT91C_PD1_SPI0_NPCS3D;
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-
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- AT91C_BASE_PIOA->PIO_ASR = AT91C_PA28_SPI0_NPCS3A;
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- AT91C_BASE_PIOA->PIO_BSR = AT91C_PA4_SPI0_NPCS2A |
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- AT91C_PA1_SPI0_MOSI |
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- AT91C_PA0_SPI0_MISO |
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- AT91C_PA3_SPI0_NPCS1 |
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- AT91C_PA5_SPI0_NPCS0 |
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- AT91C_PA2_SPI0_SPCK;
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- AT91C_BASE_PIOA->PIO_PDR = AT91C_PA28_SPI0_NPCS3A |
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- AT91C_PA4_SPI0_NPCS2A |
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- AT91C_PA1_SPI0_MOSI |
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- AT91C_PA0_SPI0_MISO |
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- AT91C_PA3_SPI0_NPCS1 |
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- AT91C_PA5_SPI0_NPCS0 |
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- AT91C_PA2_SPI0_SPCK;
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-
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- /* Enable Clock */
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- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_SPI0;
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+ at91_set_B_periph(AT91_PIN_PA5, 0); /* SPI0_NPCS0 */
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+
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+ at91_set_B_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */
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+ at91_set_B_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */
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+ at91_set_B_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */
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+
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+ /* Enable clock */
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+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_SPI0);
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}
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#endif
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#ifdef CONFIG_MACB
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static void at91cap9_macb_hw_init(void)
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{
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- unsigned int gpio;
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-
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/* Enable clock */
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- AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_EMAC;
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+ at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_EMAC);
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/*
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* Disable pull-up on:
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@@ -169,54 +155,59 @@ static void at91cap9_macb_hw_init(void)
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*
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* PHY has internal pull-down
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*/
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- AT91C_BASE_PIOB->PIO_PPUDR = AT91C_PB22_E_RXDV |
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- AT91C_PB25_E_RX0 |
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- AT91C_PB26_E_RX1;
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+ writel(pin_to_mask(AT91_PIN_PB22) |
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+ pin_to_mask(AT91_PIN_PB25) |
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+ pin_to_mask(AT91_PIN_PB26),
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+ pin_to_controller(AT91_PIN_PA0) + PIO_PUDR);
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/* Need to reset PHY -> 500ms reset */
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- AT91C_BASE_RSTC->RSTC_RMR = (AT91C_RSTC_KEY & (0xA5 << 24)) |
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- (AT91C_RSTC_ERSTL & (0x0D << 8)) |
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- AT91C_RSTC_URSTEN;
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- AT91C_BASE_RSTC->RSTC_RCR = (AT91C_RSTC_KEY & (0xA5 << 24)) |
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- AT91C_RSTC_EXTRST;
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+ at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
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+ AT91_RSTC_ERSTL | (0x0D << 8) |
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+ AT91_RSTC_URSTEN);
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+
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+ at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
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/* Wait for end hardware reset */
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- while (!(AT91C_BASE_RSTC->RSTC_RSR & AT91C_RSTC_NRSTL));
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+ while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL));
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/* Re-enable pull-up */
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- AT91C_BASE_PIOB->PIO_PPUER = AT91C_PB22_E_RXDV |
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- AT91C_PB25_E_RX0 |
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- AT91C_PB26_E_RX1;
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-
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-#ifdef CONFIG_RMII
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- gpio = AT91C_PB30_E_MDIO |
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- AT91C_PB29_E_MDC |
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- AT91C_PB21_E_TXCK |
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- AT91C_PB27_E_RXER |
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- AT91C_PB25_E_RX0 |
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- AT91C_PB22_E_RXDV |
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- AT91C_PB26_E_RX1 |
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- AT91C_PB28_E_TXEN |
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- AT91C_PB23_E_TX0 |
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- AT91C_PB24_E_TX1;
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- AT91C_BASE_PIOB->PIO_ASR = gpio;
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- AT91C_BASE_PIOB->PIO_BSR = 0;
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- AT91C_BASE_PIOB->PIO_PDR = gpio;
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-#else
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-#error AT91CAP9A-DK works only in RMII mode
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+ writel(pin_to_mask(AT91_PIN_PB22) |
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+ pin_to_mask(AT91_PIN_PB25) |
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+ pin_to_mask(AT91_PIN_PB26),
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+ pin_to_controller(AT91_PIN_PA0) + PIO_PUER);
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+
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+ at91_set_A_periph(AT91_PIN_PB21, 0); /* ETXCK_EREFCK */
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+ at91_set_A_periph(AT91_PIN_PB22, 0); /* ERXDV */
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+ at91_set_A_periph(AT91_PIN_PB25, 0); /* ERX0 */
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+ at91_set_A_periph(AT91_PIN_PB26, 0); /* ERX1 */
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+ at91_set_A_periph(AT91_PIN_PB27, 0); /* ERXER */
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+ at91_set_A_periph(AT91_PIN_PB28, 0); /* ETXEN */
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+ at91_set_A_periph(AT91_PIN_PB23, 0); /* ETX0 */
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+ at91_set_A_periph(AT91_PIN_PB24, 0); /* ETX1 */
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+ at91_set_A_periph(AT91_PIN_PB30, 0); /* EMDIO */
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+ at91_set_A_periph(AT91_PIN_PB29, 0); /* EMDC */
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+
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+#ifndef CONFIG_RMII
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+ at91_set_B_periph(AT91_PIN_PC25, 0); /* ECRS */
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+ at91_set_B_periph(AT91_PIN_PC26, 0); /* ECOL */
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+ at91_set_B_periph(AT91_PIN_PC22, 0); /* ERX2 */
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+ at91_set_B_periph(AT91_PIN_PC23, 0); /* ERX3 */
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+ at91_set_B_periph(AT91_PIN_PC27, 0); /* ERXCK */
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+ at91_set_B_periph(AT91_PIN_PC20, 0); /* ETX2 */
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+ at91_set_B_periph(AT91_PIN_PC21, 0); /* ETX3 */
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+ at91_set_B_periph(AT91_PIN_PC24, 0); /* ETXER */
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#endif
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-
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/* Unlock EMAC, 3 0 2 1 sequence */
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#define MP_MAC_KEY0 0x5969cb2a
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#define MP_MAC_KEY1 0xb4a1872e
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#define MP_MAC_KEY2 0x05683fbc
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#define MP_MAC_KEY3 0x3634fba4
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#define UNLOCK_MAC 0x00000008
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_MAC_KEY3;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_MAC_KEY0;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_MAC_KEY2;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_MAC_KEY1;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_MAC;
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+ writel(MP_MAC_KEY3, MP_BLOCK_3_BASE + 0x3c);
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+ writel(MP_MAC_KEY0, MP_BLOCK_3_BASE + 0x30);
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+ writel(MP_MAC_KEY2, MP_BLOCK_3_BASE + 0x38);
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+ writel(MP_MAC_KEY1, MP_BLOCK_3_BASE + 0x34);
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+ writel(UNLOCK_MAC, MP_BLOCK_3_BASE + 0x40);
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}
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#endif
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@@ -229,11 +220,11 @@ static void at91cap9_uhp_hw_init(void)
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#define MP_OHCI_KEY2 0x4823efbc
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#define MP_OHCI_KEY3 0x8651aae4
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#define UNLOCK_OHCI 0x00000010
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x3c)) = MP_OHCI_KEY3;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x38)) = MP_OHCI_KEY2;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x30)) = MP_OHCI_KEY0;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x34)) = MP_OHCI_KEY1;
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- *((AT91_REG *)((AT91_REG) MP_BLOCK_3_BASE + 0x40)) = UNLOCK_OHCI;
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+ writel(MP_OHCI_KEY3, MP_BLOCK_3_BASE + 0x3c);
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+ writel(MP_OHCI_KEY2, MP_BLOCK_3_BASE + 0x38);
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+ writel(MP_OHCI_KEY0, MP_BLOCK_3_BASE + 0x30);
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+ writel(MP_OHCI_KEY1, MP_BLOCK_3_BASE + 0x34);
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+ writel(UNLOCK_OHCI, MP_BLOCK_3_BASE + 0x40);
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}
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#endif
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