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-rw-r--r--board/freescale/mx25pdk/mx25pdk.c114
-rw-r--r--board/freescale/mx31ads/u-boot.lds2
2 files changed, 116 insertions, 0 deletions
diff --git a/board/freescale/mx25pdk/mx25pdk.c b/board/freescale/mx25pdk/mx25pdk.c
index 4a8352fb3d..72fa6bc826 100644
--- a/board/freescale/mx25pdk/mx25pdk.c
+++ b/board/freescale/mx25pdk/mx25pdk.c
@@ -19,12 +19,71 @@
#include <common.h>
#include <asm/io.h>
+#include <asm/gpio.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/imx25-pinmux.h>
#include <asm/arch/sys_proto.h>
+#include <asm/arch/clock.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <i2c.h>
+#include <pmic.h>
+#include <fsl_pmic.h>
+#include <mc34704.h>
+
+#define FEC_RESET_B IMX_GPIO_NR(2, 3)
+#define FEC_ENABLE_B IMX_GPIO_NR(4, 8)
+#define CARD_DETECT IMX_GPIO_NR(2, 1)
DECLARE_GLOBAL_DATA_PTR;
+#ifdef CONFIG_FSL_ESDHC
+struct fsl_esdhc_cfg esdhc_cfg[1] = {
+ {IMX_MMC_SDHC1_BASE},
+};
+#endif
+
+static void mx25pdk_fec_init(void)
+{
+ struct iomuxc_mux_ctl *muxctl;
+ struct iomuxc_pad_ctl *padctl;
+ u32 gpio_mux_mode = MX25_PIN_MUX_MODE(5);
+ u32 gpio_mux_mode0_sion = MX25_PIN_MUX_MODE(0) | MX25_PIN_MUX_SION;
+
+ /* FEC pin init is generic */
+ mx25_fec_init_pins();
+
+ muxctl = (struct iomuxc_mux_ctl *)IMX_IOPADMUX_BASE;
+ padctl = (struct iomuxc_pad_ctl *)IMX_IOPADCTL_BASE;
+ /*
+ * Set up FEC_RESET_B and FEC_ENABLE_B
+ *
+ * FEC_RESET_B: gpio2_3 is ALT 5 mode of pin D12
+ * FEC_ENABLE_B: gpio4_8 is ALT 5 mode of pin A17
+ */
+ writel(gpio_mux_mode, &muxctl->pad_d12);
+ writel(gpio_mux_mode, &muxctl->pad_a17);
+
+ writel(0x0, &padctl->pad_d12);
+ writel(0x0, &padctl->pad_a17);
+
+ /* Assert RESET and ENABLE low */
+ gpio_direction_output(FEC_RESET_B, 0);
+ gpio_direction_output(FEC_ENABLE_B, 0);
+
+ udelay(10);
+
+ /* Deassert RESET and ENABLE */
+ gpio_set_value(FEC_RESET_B, 1);
+ gpio_set_value(FEC_ENABLE_B, 1);
+
+ /* Setup I2C pins so that PMIC can turn on PHY supply */
+ writel(gpio_mux_mode0_sion, &muxctl->pad_i2c1_clk);
+ writel(gpio_mux_mode0_sion, &muxctl->pad_i2c1_dat);
+ writel(0x1E8, &padctl->pad_i2c1_clk);
+ writel(0x1E8, &padctl->pad_i2c1_dat);
+}
+
int dram_init(void)
{
/* dram_init must store complete ramsize in gd->ram_size */
@@ -48,6 +107,61 @@ int board_init(void)
return 0;
}
+int board_late_init(void)
+{
+ struct pmic *p;
+
+ mx25pdk_fec_init();
+
+ pmic_init();
+ p = get_pmic();
+ /* Turn on Ethernet PHY supply */
+ pmic_reg_write(p, MC34704_GENERAL2_REG, ONOFFE);
+
+ return 0;
+}
+
+#ifdef CONFIG_FSL_ESDHC
+int board_mmc_getcd(struct mmc *mmc)
+{
+ struct iomuxc_mux_ctl *muxctl;
+ struct iomuxc_pad_ctl *padctl;
+ u32 gpio_mux_mode = MX25_PIN_MUX_MODE(5);
+
+ /*
+ * Set up the Card Detect pin.
+ *
+ * SD1_GPIO_CD: gpio2_1 is ALT 5 mode of pin A15
+ *
+ */
+ muxctl = (struct iomuxc_mux_ctl *)IMX_IOPADMUX_BASE;
+ padctl = (struct iomuxc_pad_ctl *)IMX_IOPADCTL_BASE;
+
+ writel(gpio_mux_mode, &muxctl->pad_a15);
+ writel(0x0, &padctl->pad_a15);
+
+ gpio_direction_input(CARD_DETECT);
+ return !gpio_get_value(CARD_DETECT);
+}
+
+int board_mmc_init(bd_t *bis)
+{
+ struct iomuxc_mux_ctl *muxctl;
+ u32 sdhc1_mux_mode = MX25_PIN_MUX_MODE(0) | MX25_PIN_MUX_SION;
+
+ muxctl = (struct iomuxc_mux_ctl *)IMX_IOPADMUX_BASE;
+ writel(sdhc1_mux_mode, &muxctl->pad_sd1_cmd);
+ writel(sdhc1_mux_mode, &muxctl->pad_sd1_clk);
+ writel(sdhc1_mux_mode, &muxctl->pad_sd1_data0);
+ writel(sdhc1_mux_mode, &muxctl->pad_sd1_data1);
+ writel(sdhc1_mux_mode, &muxctl->pad_sd1_data2);
+ writel(sdhc1_mux_mode, &muxctl->pad_sd1_data3);
+
+ esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC1_CLK);
+ return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
+}
+#endif
+
int checkboard(void)
{
puts("Board: MX25PDK\n");
diff --git a/board/freescale/mx31ads/u-boot.lds b/board/freescale/mx31ads/u-boot.lds
index 29ad0e6e79..52677299e8 100644
--- a/board/freescale/mx31ads/u-boot.lds
+++ b/board/freescale/mx31ads/u-boot.lds
@@ -65,6 +65,8 @@ SECTIONS
. = ALIGN(4);
+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)