*
* Author: Fabio Estevam <fabio.estevam@freescale.com>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/arch/clock.h>
+#include <asm/arch/crm_regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/mx6-pins.h>
+#include <asm/arch/mxc_hdmi.h>
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
#include <asm/imx-common/iomux-v3.h>
+#include <asm/imx-common/boot_mode.h>
#include <asm/io.h>
#include <asm/sizes.h>
#include <common.h>
#include <fsl_esdhc.h>
+#include <ipu_pixfmt.h>
#include <mmc.h>
#include <miiphy.h>
#include <netdev.h>
+#include <linux/fb.h>
DECLARE_GLOBAL_DATA_PTR;
-#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
- PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
- PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
+#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
+ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
+ PAD_CTL_SRE_FAST | PAD_CTL_HYS)
-#define USDHC_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 USDHC_PAD_CTRL (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)
+#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
+ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
+#define USDHC1_CD_GPIO IMX_GPIO_NR(1, 2)
#define USDHC3_CD_GPIO IMX_GPIO_NR(3, 9)
#define ETH_PHY_RESET IMX_GPIO_NR(3, 29)
int dram_init(void)
{
- gd->ram_size = CONFIG_DDR_MB * SZ_1M;
+ gd->ram_size = (phys_size_t)CONFIG_DDR_MB * 1024 * 1024;
return 0;
}
MX6_PAD_CSI0_DAT11__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
};
+iomux_v3_cfg_t const usdhc1_pads[] = {
+ MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT0__USDHC1_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT1__USDHC1_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT2__USDHC1_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT3__USDHC1_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ /* Carrier MicroSD Card Detect */
+ MX6_PAD_GPIO_2__GPIO_1_2 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
static 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),
gpio_set_value(ETH_PHY_RESET, 1);
}
-static struct fsl_esdhc_cfg usdhc_cfg[1] = {
+static struct fsl_esdhc_cfg usdhc_cfg[2] = {
{USDHC3_BASE_ADDR},
+ {USDHC1_BASE_ADDR},
};
int board_mmc_getcd(struct mmc *mmc)
int ret = 0;
switch (cfg->esdhc_base) {
+ case USDHC1_BASE_ADDR:
+ ret = !gpio_get_value(USDHC1_CD_GPIO);
+ break;
case USDHC3_BASE_ADDR:
ret = !gpio_get_value(USDHC3_CD_GPIO);
break;
int board_mmc_init(bd_t *bis)
{
- imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
-
- usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
- usdhc_cfg[0].max_bus_width = 4;
- gpio_direction_input(USDHC3_CD_GPIO);
+ s32 status = 0;
+ u32 index = 0;
+
+ /*
+ * Following map is done:
+ * (U-boot device node) (Physical Port)
+ * mmc0 SOM MicroSD
+ * mmc1 Carrier board MicroSD
+ */
+ for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) {
+ switch (index) {
+ case 0:
+ imx_iomux_v3_setup_multiple_pads(
+ usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
+ usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
+ usdhc_cfg[0].max_bus_width = 4;
+ gpio_direction_input(USDHC3_CD_GPIO);
+ break;
+ case 1:
+ imx_iomux_v3_setup_multiple_pads(
+ usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
+ usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
+ usdhc_cfg[1].max_bus_width = 4;
+ gpio_direction_input(USDHC1_CD_GPIO);
+ break;
+ default:
+ printf("Warning: you configured more USDHC controllers"
+ "(%d) then supported by the board (%d)\n",
+ index + 1, CONFIG_SYS_FSL_USDHC_NUM);
+ return status;
+ }
+
+ status |= fsl_esdhc_initialize(bis, &usdhc_cfg[index]);
+ }
- return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
+ return status;
}
static int mx6_rgmii_rework(struct phy_device *phydev)
return 0;
}
+#if defined(CONFIG_VIDEO_IPUV3)
+static struct fb_videomode const hdmi = {
+ .name = "HDMI",
+ .refresh = 60,
+ .xres = 1024,
+ .yres = 768,
+ .pixclock = 15385,
+ .left_margin = 220,
+ .right_margin = 40,
+ .upper_margin = 21,
+ .lower_margin = 7,
+ .hsync_len = 60,
+ .vsync_len = 10,
+ .sync = FB_SYNC_EXT,
+ .vmode = FB_VMODE_NONINTERLACED
+};
+
+int board_video_skip(void)
+{
+ int ret;
+
+ ret = ipuv3_fb_init(&hdmi, 0, IPU_PIX_FMT_RGB24);
+
+ if (ret)
+ printf("HDMI cannot be configured: %d\n", ret);
+
+ imx_enable_hdmi_phy();
+
+ return ret;
+}
+
+static void setup_display(void)
+{
+ struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+ int reg;
+
+ enable_ipu_clock();
+ imx_setup_hdmi();
+
+ reg = readl(&mxc_ccm->chsccdr);
+ reg |= (CHSCCDR_CLK_SEL_LDB_DI0
+ << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
+ writel(reg, &mxc_ccm->chsccdr);
+}
+#endif /* CONFIG_VIDEO_IPUV3 */
+
int board_eth_init(bd_t *bis)
{
int ret;
int board_early_init_f(void)
{
setup_iomux_uart();
+#if defined(CONFIG_VIDEO_IPUV3)
+ setup_display();
+#endif
+ return 0;
+}
+
+/*
+ * Do not overwrite the console
+ * Use always serial for U-Boot console
+ */
+int overwrite_console(void)
+{
+ return 1;
+}
+
+#ifdef CONFIG_CMD_BMODE
+static const struct boot_mode board_boot_modes[] = {
+ /* 4 bit bus width */
+ {"mmc0", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)},
+ {"mmc1", MAKE_CFGVAL(0x40, 0x20, 0x00, 0x00)},
+ {NULL, 0},
+};
+#endif
+
+int board_late_init(void)
+{
+#ifdef CONFIG_CMD_BMODE
+ add_board_boot_modes(board_boot_modes);
+#endif
+
return 0;
}
projects / karo-tx-uboot.git / blobdiff