#include <common.h>
#include <netdev.h>
-#include <asm/arch/mx31.h>
-#include <asm/arch/mx31-regs.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/io.h>
#include <nand.h>
#include <fsl_pmic.h>
+#include <mxc_gpio.h>
#include "qong_fpga.h"
+#include <watchdog.h>
DECLARE_GLOBAL_DATA_PTR;
-int dram_init (void)
+#ifdef CONFIG_HW_WATCHDOG
+void hw_watchdog_reset(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = get_ram_size((volatile void *)PHYS_SDRAM_1,
- PHYS_SDRAM_1_SIZE);
+ mxc_hw_watchdog_reset();
+}
+#endif
+int dram_init (void)
+{
+ /* dram_init must store complete ramsize in gd->ram_size */
+ gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
+ PHYS_SDRAM_1_SIZE);
return 0;
}
static void qong_fpga_reset(void)
{
- mx31_gpio_set(QONG_FPGA_RST_PIN, 0);
+ mxc_gpio_set(QONG_FPGA_RST_PIN, 0);
udelay(30);
- mx31_gpio_set(QONG_FPGA_RST_PIN, 1);
+ mxc_gpio_set(QONG_FPGA_RST_PIN, 1);
udelay(300);
}
+int board_early_init_f (void)
+{
+#ifdef CONFIG_QONG_FPGA
+ /* CS1: FPGA/Network Controller/GPIO */
+ /* 16-bit, no DTACK */
+ __REG(CSCR_U(1)) = 0x00000A01;
+ __REG(CSCR_L(1)) = 0x20040501;
+ __REG(CSCR_A(1)) = 0x04020C00;
+
+ /* setup pins for FPGA */
+ mx31_gpio_mux(IOMUX_MODE(0x76, MUX_CTL_GPIO));
+ mx31_gpio_mux(IOMUX_MODE(0x7e, MUX_CTL_GPIO));
+ mx31_gpio_mux(IOMUX_MODE(0x91, MUX_CTL_OUT_FUNC | MUX_CTL_IN_GPIO));
+ mx31_gpio_mux(IOMUX_MODE(0x92, MUX_CTL_GPIO));
+ mx31_gpio_mux(IOMUX_MODE(0x93, MUX_CTL_GPIO));
+
+ /* FPGA reset Pin */
+ /* rstn = 0 */
+ mxc_gpio_set(QONG_FPGA_RST_PIN, 0);
+ mxc_gpio_direction(QONG_FPGA_RST_PIN, MXC_GPIO_DIRECTION_OUT);
+
+ /* set interrupt pin as input */
+ mxc_gpio_direction(QONG_FPGA_IRQ_PIN, MXC_GPIO_DIRECTION_IN);
+
+ /* FPGA JTAG Interface */
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SFS6, MUX_CTL_GPIO));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SCK6, MUX_CTL_GPIO));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_CAPTURE, MUX_CTL_GPIO));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_COMPARE, MUX_CTL_GPIO));
+ mxc_gpio_direction(QONG_FPGA_TCK_PIN, MXC_GPIO_DIRECTION_OUT);
+ mxc_gpio_direction(QONG_FPGA_TMS_PIN, MXC_GPIO_DIRECTION_OUT);
+ mxc_gpio_direction(QONG_FPGA_TDI_PIN, MXC_GPIO_DIRECTION_OUT);
+ mxc_gpio_direction(QONG_FPGA_TDO_PIN, MXC_GPIO_DIRECTION_IN);
+#endif
+
+ /* setup pins for UART1 */
+ mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX);
+ mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX);
+ mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
+ mx31_gpio_mux(MUX_CTS1__UART1_CTS_B);
+
+ /* setup pins for SPI (pmic) */
+ mx31_gpio_mux(MUX_CSPI2_SS0__CSPI2_SS0_B);
+ mx31_gpio_mux(MUX_CSPI2_MOSI__CSPI2_MOSI);
+ mx31_gpio_mux(MUX_CSPI2_MISO__CSPI2_MISO);
+ mx31_gpio_mux(MUX_CSPI2_SCLK__CSPI2_CLK);
+ mx31_gpio_mux(MUX_CSPI2_SPI_RDY__CSPI2_DATAREADY_B);
+
+ /* Setup pins for USB2 Host */
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_CLK, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_DIR, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_NXT, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_STP, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_DATA0, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_USBH2_DATA1, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_STXD3, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SRXD3, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SCK3, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SFS3, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_STXD6, MUX_CTL_FUNC));
+ mx31_gpio_mux(IOMUX_MODE(MUX_CTL_SRXD6, MUX_CTL_FUNC));
+
+#define H2_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
+ PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
+
+ mx31_set_pad(MX31_PIN_USBH2_CLK, H2_PAD_CFG);
+ mx31_set_pad(MX31_PIN_USBH2_DIR, H2_PAD_CFG);
+ mx31_set_pad(MX31_PIN_USBH2_NXT, H2_PAD_CFG);
+ mx31_set_pad(MX31_PIN_USBH2_STP, H2_PAD_CFG);
+ mx31_set_pad(MX31_PIN_USBH2_DATA0, H2_PAD_CFG); /* USBH2_DATA0 */
+ mx31_set_pad(MX31_PIN_USBH2_DATA1, H2_PAD_CFG); /* USBH2_DATA1 */
+ mx31_set_pad(MX31_PIN_SRXD6, H2_PAD_CFG); /* USBH2_DATA2 */
+ mx31_set_pad(MX31_PIN_STXD6, H2_PAD_CFG); /* USBH2_DATA3 */
+ mx31_set_pad(MX31_PIN_SFS3, H2_PAD_CFG); /* USBH2_DATA4 */
+ mx31_set_pad(MX31_PIN_SCK3, H2_PAD_CFG); /* USBH2_DATA5 */
+ mx31_set_pad(MX31_PIN_SRXD3, H2_PAD_CFG); /* USBH2_DATA6 */
+ mx31_set_pad(MX31_PIN_STXD3, H2_PAD_CFG); /* USBH2_DATA7 */
+
+ writel(readl((IOMUXC_BASE + 0x8)) | (1 << 11), IOMUXC_BASE + 0x8);
+
+ return 0;
+
+}
+
int board_init (void)
{
/* Chip selects */
(0 << 0) /* FCE */
);
-#ifdef CONFIG_QONG_FPGA
- /* CS1: FPGA/Network Controller/GPIO */
- /* 16-bit, no DTACK */
- __REG(CSCR_U(1)) = 0x00000A01;
- __REG(CSCR_L(1)) = 0x20040501;
- __REG(CSCR_A(1)) = 0x04020C00;
-
- /* setup pins for FPGA */
- mx31_gpio_mux(IOMUX_MODE(0x76, MUX_CTL_GPIO));
- mx31_gpio_mux(IOMUX_MODE(0x7e, MUX_CTL_GPIO));
- mx31_gpio_mux(IOMUX_MODE(0x91, MUX_CTL_OUT_FUNC | MUX_CTL_IN_GPIO));
- mx31_gpio_mux(IOMUX_MODE(0x92, MUX_CTL_GPIO));
- mx31_gpio_mux(IOMUX_MODE(0x93, MUX_CTL_GPIO));
-
- /* FPGA reset Pin */
- /* rstn = 0 */
- mx31_gpio_set(QONG_FPGA_RST_PIN, 0);
- mx31_gpio_direction(QONG_FPGA_RST_PIN, MX31_GPIO_DIRECTION_OUT);
-
- /* set interrupt pin as input */
- mx31_gpio_direction(QONG_FPGA_IRQ_PIN, MX31_GPIO_DIRECTION_IN);
-
-#endif
-
- /* setup pins for UART1 */
- mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX);
- mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX);
- mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
- mx31_gpio_mux(MUX_CTS1__UART1_CTS_B);
-
- /* setup pins for SPI (pmic) */
- mx31_gpio_mux(MUX_CSPI2_SS0__CSPI2_SS0_B);
- mx31_gpio_mux(MUX_CSPI2_MOSI__CSPI2_MOSI);
- mx31_gpio_mux(MUX_CSPI2_MISO__CSPI2_MISO);
- mx31_gpio_mux(MUX_CSPI2_SCLK__CSPI2_CLK);
- mx31_gpio_mux(MUX_CSPI2_SPI_RDY__CSPI2_DATAREADY_B);
-
/* board id for linux */
gd->bd->bi_arch_number = MACH_TYPE_QONG;
gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */
+ qong_fpga_init();
+
return 0;
}
pmic_reg_write(REG_POWER_CTL0, val | COINCHEN);
pmic_reg_write(REG_INT_STATUS1, RTCRSTI);
+#ifdef CONFIG_HW_WATCHDOG
+ mxc_hw_watchdog_enable();
+#endif
+
return 0;
}
qong_fpga_reset();
/* Enable NAND flash */
- mx31_gpio_set(15, 1);
- mx31_gpio_set(14, 1);
- mx31_gpio_direction(15, MX31_GPIO_DIRECTION_OUT);
- mx31_gpio_direction(16, MX31_GPIO_DIRECTION_IN);
- mx31_gpio_direction(14, MX31_GPIO_DIRECTION_IN);
- mx31_gpio_set(15, 0);
+ mxc_gpio_set(15, 1);
+ mxc_gpio_set(14, 1);
+ mxc_gpio_direction(15, MXC_GPIO_DIRECTION_OUT);
+ mxc_gpio_direction(16, MXC_GPIO_DIRECTION_IN);
+ mxc_gpio_direction(14, MXC_GPIO_DIRECTION_IN);
+ mxc_gpio_set(15, 0);
}
int qong_nand_rdy(void *chip)
{
udelay(1);
- return mx31_gpio_get(16);
+ return mxc_gpio_get(16);
}
void qong_nand_select_chip(struct mtd_info *mtd, int chip)
{
if (chip >= 0)
- mx31_gpio_set(15, 0);
+ mxc_gpio_set(15, 0);
else
- mx31_gpio_set(15, 1);
+ mxc_gpio_set(15, 1);
}