#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
-#include <asm/arch/mx6x_pins.h>
+#include <asm/arch/mx6q_pins.h>
#include <asm/errno.h>
#include <asm/gpio.h>
#include <asm/imx-common/iomux-v3.h>
#include <mmc.h>
#include <fsl_esdhc.h>
+#include <miiphy.h>
+#include <netdev.h>
+#include <asm/arch/sys_proto.h>
+
DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \
PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
+#define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
+ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
+ PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
+
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
return 0;
}
-iomux_v3_cfg_t uart4_pads[] = {
- MX6Q_PAD_KEY_COL0__UART4_TXD | MUX_PAD_CTRL(UART_PAD_CTRL),
- MX6Q_PAD_KEY_ROW0__UART4_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
+iomux_v3_cfg_t const uart4_pads[] = {
+ MX6_PAD_KEY_COL0__UART4_TXD | MUX_PAD_CTRL(UART_PAD_CTRL),
+ MX6_PAD_KEY_ROW0__UART4_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
};
-iomux_v3_cfg_t usdhc3_pads[] = {
- MX6Q_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT4__USDHC3_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT5__USDHC3_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT6__USDHC3_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_SD3_DAT7__USDHC3_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_GPIO_18__USDHC3_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6Q_PAD_NANDF_CS2__GPIO_6_15 | MUX_PAD_CTRL(NO_PAD_CTRL),
+iomux_v3_cfg_t const enet_pads[] = {
+ MX6_PAD_KEY_COL1__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_KEY_COL2__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_TXC__ENET_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_TD0__ENET_RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_TD1__ENET_RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_TD2__ENET_RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_TD3__ENET_RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_RXC__ENET_RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_RD0__ENET_RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_RD1__ENET_RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_RD2__ENET_RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_RD3__ENET_RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
+};
+
+static void setup_iomux_enet(void)
+{
+ imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads));
+}
+
+iomux_v3_cfg_t const usdhc3_pads[] = {
+ MX6_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT4__USDHC3_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT5__USDHC3_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT6__USDHC3_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD3_DAT7__USDHC3_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_GPIO_18__USDHC3_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_NANDF_CS2__GPIO_6_15 | MUX_PAD_CTRL(NO_PAD_CTRL),
};
static void setup_iomux_uart(void)
{
imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
+ usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
}
#endif
+int mx6_rgmii_rework(struct phy_device *phydev)
+{
+ unsigned short val;
+
+ /* To enable AR8031 ouput a 125MHz clk from CLK_25M */
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7);
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);
+
+ val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
+ val &= 0xffe3;
+ val |= 0x18;
+ phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val);
+
+ /* introduce tx clock delay */
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5);
+ val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
+ val |= 0x0100;
+ phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val);
+
+ return 0;
+}
+
+int board_phy_config(struct phy_device *phydev)
+{
+ mx6_rgmii_rework(phydev);
+
+ if (phydev->drv->config)
+ phydev->drv->config(phydev);
+
+ return 0;
+}
+
+int board_eth_init(bd_t *bis)
+{
+ int ret;
+
+ setup_iomux_enet();
+
+ ret = cpu_eth_init(bis);
+ if (ret)
+ printf("FEC MXC: %s:failed\n", __func__);
+
+ return 0;
+}
+
+#define BOARD_REV_B 0x200
+#define BOARD_REV_A 0x100
+
+static int mx6sabre_rev(void)
+{
+ /*
+ * Get Board ID information from OCOTP_GP1[15:8]
+ * i.MX6Q ARD RevA: 0x01
+ * i.MX6Q ARD RevB: 0x02
+ */
+ struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+ int reg = readl(&ocotp->gp1);
+ int ret;
+
+ switch (reg >> 8 & 0x0F) {
+ case 0x02:
+ ret = BOARD_REV_B;
+ break;
+ case 0x01:
+ default:
+ ret = BOARD_REV_A;
+ break;
+ }
+
+ return ret;
+}
+
u32 get_board_rev(void)
{
- return 0x63000;
+ int rev = mx6sabre_rev();
+
+ return (get_cpu_rev() & ~(0xF << 8)) | rev;
}
int board_early_init_f(void)
int checkboard(void)
{
- puts("Board: MX6Q-Sabreauto\n");
+ int rev = mx6sabre_rev();
+ char *revname;
+
+ switch (rev) {
+ case BOARD_REV_B:
+ revname = "B";
+ break;
+ case BOARD_REV_A:
+ default:
+ revname = "A";
+ break;
+ }
+
+ printf("Board: MX6Q-Sabreauto rev%s\n", revname);
return 0;
}
projects / u-boot / blobdiff