/*
* (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* See file CREDITS for list of people who contributed to this
*/
#include <common.h>
+#include <asm/io.h>
#include <asm/arch/at91sam9rl.h>
#include <asm/arch/at91sam9rl_matrix.h>
#include <asm/arch/at91sam9_smc.h>
+#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
+#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
+
#include <lcd.h>
#include <atmel_lcdc.h>
#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
* Miscelaneous platform dependent initialisations
*/
-static void at91sam9rlek_serial_hw_init(void)
-{
-#ifdef CONFIG_USART0
- at91_set_A_periph(AT91_PIN_PA6, 1); /* TXD0 */
- at91_set_A_periph(AT91_PIN_PA7, 0); /* RXD0 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US0);
-#endif
-
-#ifdef CONFIG_USART1
- at91_set_A_periph(AT91_PIN_PA11, 1); /* TXD1 */
- at91_set_A_periph(AT91_PIN_PA12, 0); /* RXD1 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US1);
-#endif
-
-#ifdef CONFIG_USART2
- at91_set_A_periph(AT91_PIN_PA13, 1); /* TXD2 */
- at91_set_A_periph(AT91_PIN_PA14, 0); /* RXD2 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US2);
-#endif
-
-#ifdef CONFIG_USART3 /* DBGU */
- at91_set_A_periph(AT91_PIN_PA21, 0); /* DRXD */
- at91_set_A_periph(AT91_PIN_PA22, 1); /* DTXD */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
-#endif
-}
-
#ifdef CONFIG_CMD_NAND
static void at91sam9rlek_nand_hw_init(void)
{
+ struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+ struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
unsigned long csa;
/* Enable CS3 */
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA,
- csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ csa = readl(&matrix->ebicsa);
+ csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA;
+
+ writel(csa, &matrix->ebicsa);
/* Configure SMC CS3 for NAND/SmartMedia */
- at91_sys_write(AT91_SMC_SETUP(3),
- AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) |
- AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0));
- at91_sys_write(AT91_SMC_PULSE(3),
- AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) |
- AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3));
- at91_sys_write(AT91_SMC_CYCLE(3),
- AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5));
- at91_sys_write(AT91_SMC_MODE(3),
- AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
- AT91_SMC_EXNWMODE_DISABLE |
+ writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
+ AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
+ &smc->cs[3].setup);
+ writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) |
+ AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3),
+ &smc->cs[3].pulse);
+ writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
+ &smc->cs[3].cycle);
+ writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+ AT91_SMC_MODE_EXNW_DISABLE |
#ifdef CONFIG_SYS_NAND_DBW_16
- AT91_SMC_DBW_16 |
+ AT91_SMC_MODE_DBW_16 |
#else /* CONFIG_SYS_NAND_DBW_8 */
- AT91_SMC_DBW_8 |
+ AT91_SMC_MODE_DBW_8 |
#endif
- AT91_SMC_TDF_(2));
+ AT91_SMC_MODE_TDF_CYCLE(2),
+ &smc->cs[3].mode);
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_PIOD);
+ writel(1 << ATMEL_ID_PIOD, &pmc->pcer);
/* Configure RDY/BSY */
- at91_set_gpio_input(AT91_PIN_PD17, 1);
+ at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
/* Enable NandFlash */
- at91_set_gpio_output(AT91_PIN_PB6, 1);
+ at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
at91_set_A_periph(AT91_PIN_PB4, 0); /* NANDOE */
at91_set_A_periph(AT91_PIN_PB5, 0); /* NANDWE */
}
#endif
-#ifdef CONFIG_HAS_DATAFLASH
-static void at91sam9rlek_spi_hw_init(void)
-{
- at91_set_A_periph(AT91_PIN_PA28, 0); /* SPI0_NPCS0 */
-
- at91_set_A_periph(AT91_PIN_PA25, 0); /* SPI0_MISO */
- at91_set_A_periph(AT91_PIN_PA26, 0); /* SPI0_MOSI */
- at91_set_A_periph(AT91_PIN_PA27, 0); /* SPI0_SPCK */
-
- /* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_SPI);
-}
-#endif
-
#ifdef CONFIG_LCD
vidinfo_t panel_info = {
vl_col: 240,
vl_vsync_len: 1,
vl_upper_margin:1,
vl_lower_margin:0,
- mmio: AT91SAM9RL_LCDC_BASE,
+ mmio: ATMEL_BASE_LCDC,
};
void lcd_enable(void)
}
static void at91sam9rlek_lcd_hw_init(void)
{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
at91_set_B_periph(AT91_PIN_PC1, 0); /* LCDPWR */
at91_set_A_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_LCDC);
-
- gd->fb_base = 0;
+ writel(1 << ATMEL_ID_LCDC, &pmc->pcer);
}
#ifdef CONFIG_LCD_INFO
lcd_printf ("(C) 2008 ATMEL Corp\n");
lcd_printf ("at91support@atmel.com\n");
lcd_printf ("%s CPU at %s MHz\n",
- AT91_CPU_NAME,
- strmhz(temp, AT91_CPU_CLOCK));
+ ATMEL_CPU_NAME,
+ strmhz(temp, get_cpu_clk_rate()));
dram_size = 0;
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
#endif /* CONFIG_LCD_INFO */
#endif
+int board_early_init_f(void)
+{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
+ /* Enable clocks for all PIOs */
+ writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
+ (1 << ATMEL_ID_PIOC) | (1 << ATMEL_ID_PIOD),
+ &pmc->pcer);
+
+ return 0;
+}
int board_init(void)
{
- /* Enable Ctrlc */
- console_init_f();
-
/* arch number of AT91SAM9RLEK-Board */
gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9RLEK;
/* adress of boot parameters */
- gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
- at91sam9rlek_serial_hw_init();
+ at91_seriald_hw_init();
#ifdef CONFIG_CMD_NAND
at91sam9rlek_nand_hw_init();
#endif
#ifdef CONFIG_HAS_DATAFLASH
- at91sam9rlek_spi_hw_init();
+ at91_spi0_hw_init(1 << 0);
#endif
#ifdef CONFIG_LCD
at91sam9rlek_lcd_hw_init();
int dram_init(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+ gd->ram_size = get_ram_size(
+ (void *)CONFIG_SYS_SDRAM_BASE,
+ CONFIG_SYS_SDRAM_SIZE);
return 0;
}
projects / karo-tx-uboot.git / blobdiff