+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2014
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
* Copyright (C) 2012 Freescale Semiconductor, Inc.
*
* Author: Fabio Estevam <fabio.estevam@freescale.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
+#include <command.h>
+#include <image.h>
+#include <init.h>
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/mx6-pins.h>
-#include <asm/errno.h>
+#include <linux/errno.h>
#include <asm/gpio.h>
-#include <asm/imx-common/iomux-v3.h>
-#include <asm/imx-common/boot_mode.h>
-#include <asm/imx-common/mxc_i2c.h>
-#include <asm/imx-common/video.h>
-#include <mmc.h>
-#include <fsl_esdhc.h>
-#include <miiphy.h>
-#include <netdev.h>
-#include <asm/arch/mxc_hdmi.h>
+#include <asm/mach-imx/iomux-v3.h>
+#include <asm/mach-imx/boot_mode.h>
+#include <asm/mach-imx/video.h>
#include <asm/arch/crm_regs.h>
-#include <linux/fb.h>
-#include <ipu_pixfmt.h>
#include <asm/io.h>
#include <asm/arch/sys_proto.h>
-#include <pwm.h>
+#include <bmp_logo.h>
+#include <dm/root.h>
+#include <env.h>
+#include <i2c_eeprom.h>
+#include <i2c.h>
+#include <micrel.h>
+#include <miiphy.h>
+#include <lcd.h>
+#include <led.h>
+#include <power/pmic.h>
+#include <power/regulator.h>
+#include <power/da9063_pmic.h>
+#include <splash.h>
+#include <video_fb.h>
DECLARE_GLOBAL_DATA_PTR;
-#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_PUS_47K_UP | \
- PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
- PAD_CTL_SRE_FAST | PAD_CTL_HYS)
-
-#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
- PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
-
-#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \
- PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
-
-#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
- PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
- PAD_CTL_ODE | PAD_CTL_SRE_FAST)
-
-#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
-
-#define DISP_PAD_CTRL (0x10)
-
-#define ECSPI4_CS1 IMX_GPIO_NR(5, 2)
-
-struct i2c_pads_info i2c_pad_info1 = {
- .scl = {
- .i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL | PC,
- .gpio_mode = MX6_PAD_CSI0_DAT9__GPIO5_IO27 | PC,
- .gp = IMX_GPIO_NR(5, 27)
- },
- .sda = {
- .i2c_mode = MX6_PAD_CSI0_DAT8__I2C1_SDA | PC,
- .gpio_mode = MX6_PAD_CSI0_DAT8__GPIO5_IO26 | PC,
- .gp = IMX_GPIO_NR(5, 26)
- }
+enum {
+ BOARD_TYPE_4 = 4,
+ BOARD_TYPE_7 = 7,
};
-struct i2c_pads_info i2c_pad_info2 = {
- .scl = {
- .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | PC,
- .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | PC,
- .gp = IMX_GPIO_NR(4, 12)
- },
- .sda = {
- .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | PC,
- .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | PC,
- .gp = IMX_GPIO_NR(4, 13)
- }
-};
-
-struct i2c_pads_info i2c_pad_info3 = {
- .scl = {
- .i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | PC,
- .gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | PC,
- .gp = IMX_GPIO_NR(3, 17)
- },
- .sda = {
- .i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | PC,
- .gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | PC,
- .gp = IMX_GPIO_NR(3, 18)
- }
-};
+#define ARI_BT_4 "aristainetos2_4@2"
+#define ARI_BT_7 "aristainetos2_7@1"
-int dram_init(void)
+int board_phy_config(struct phy_device *phydev)
{
- gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
+ /* control data pad skew - devaddr = 0x02, register = 0x04 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000);
+ /* rx data pad skew - devaddr = 0x02, register = 0x05 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000);
+ /* tx data pad skew - devaddr = 0x02, register = 0x06 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000);
+ /* gtx and rx clock pad skew - devaddr = 0x02, register = 0x08 */
+ ksz9031_phy_extended_write(phydev, 0x02,
+ MII_KSZ9031_EXT_RGMII_CLOCK_SKEW,
+ MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x03FF);
+
+ if (phydev->drv->config)
+ phydev->drv->config(phydev);
return 0;
}
-iomux_v3_cfg_t const uart1_pads[] = {
- MX6_PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
- MX6_PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
-};
-
-iomux_v3_cfg_t const uart5_pads[] = {
- MX6_PAD_CSI0_DAT14__UART5_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
- MX6_PAD_CSI0_DAT15__UART5_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
-};
-
-iomux_v3_cfg_t const gpio_pads[] = {
- /* LED enable */
- MX6_PAD_SD4_DAT5__GPIO2_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* spi flash WP protect */
- MX6_PAD_SD4_DAT7__GPIO2_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* backlight enable */
- MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* LED yellow */
- MX6_PAD_GPIO_3__GPIO1_IO03 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* LED red */
- MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* LED green */
- MX6_PAD_GPIO_5__GPIO1_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* LED blue */
- MX6_PAD_GPIO_6__GPIO1_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* i2c4 scl */
- MX6_PAD_GPIO_7__GPIO1_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* i2c4 sda */
- MX6_PAD_GPIO_8__GPIO1_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* spi CS 1 */
- MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
-};
+static int rotate_logo_one(unsigned char *out, unsigned char *in)
+{
+ int i, j;
-static iomux_v3_cfg_t const misc_pads[] = {
- MX6_PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL),
- /* OTG Power enable */
- MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL),
-};
+ for (i = 0; i < BMP_LOGO_WIDTH; i++)
+ for (j = 0; j < BMP_LOGO_HEIGHT; j++)
+ out[j * BMP_LOGO_WIDTH + BMP_LOGO_HEIGHT - 1 - i] =
+ in[i * BMP_LOGO_WIDTH + j];
+ return 0;
+}
-iomux_v3_cfg_t const enet_pads[] = {
- MX6_PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(0x4001b0a8),
- MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_TXD0__ENET_TX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_TXD1__ENET_TX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_TX_EN__ENET_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_RX_ER__ENET_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_RXD0__ENET_RX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_RXD1__ENET_RX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
- MX6_PAD_ENET_CRS_DV__ENET_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL),
-};
+/*
+ * Rotate the BMP_LOGO (only)
+ * Will only work, if the logo is square, as
+ * BMP_LOGO_HEIGHT and BMP_LOGO_WIDTH are defines, not variables
+ */
+void rotate_logo(int rotations)
+{
+ unsigned char out_logo[BMP_LOGO_WIDTH * BMP_LOGO_HEIGHT];
+ struct bmp_header *header;
+ unsigned char *in_logo;
+ int i, j;
+
+ if (BMP_LOGO_WIDTH != BMP_LOGO_HEIGHT)
+ return;
+
+ header = (struct bmp_header *)bmp_logo_bitmap;
+ in_logo = bmp_logo_bitmap + header->data_offset;
+
+ /* one 90 degree rotation */
+ if (rotations == 1 || rotations == 2 || rotations == 3)
+ rotate_logo_one(out_logo, in_logo);
+
+ /* second 90 degree rotation */
+ if (rotations == 2 || rotations == 3)
+ rotate_logo_one(in_logo, out_logo);
+
+ /* third 90 degree rotation */
+ if (rotations == 3)
+ rotate_logo_one(out_logo, in_logo);
+
+ /* copy result back to original array */
+ if (rotations == 1 || rotations == 3)
+ for (i = 0; i < BMP_LOGO_WIDTH; i++)
+ for (j = 0; j < BMP_LOGO_HEIGHT; j++)
+ in_logo[i * BMP_LOGO_WIDTH + j] =
+ out_logo[i * BMP_LOGO_WIDTH + j];
+}
-static void setup_iomux_enet(void)
+static void enable_lvds(struct display_info_t const *dev)
{
struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
-
- imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads));
-
- /* set GPIO_16 as ENET_REF_CLK_OUT */
- setbits_le32(&iomux->gpr[1], IOMUXC_GPR1_ENET_CLK_SEL_MASK);
+ struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+ int reg;
+ s32 timeout = 100000;
+
+ /* set PLL5 clock */
+ reg = readl(&ccm->analog_pll_video);
+ reg |= BM_ANADIG_PLL_VIDEO_POWERDOWN;
+ writel(reg, &ccm->analog_pll_video);
+
+ /* set PLL5 to 232720000Hz */
+ reg &= ~BM_ANADIG_PLL_VIDEO_DIV_SELECT;
+ reg |= BF_ANADIG_PLL_VIDEO_DIV_SELECT(0x26);
+ reg &= ~BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT;
+ reg |= BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(0);
+ writel(reg, &ccm->analog_pll_video);
+
+ writel(BF_ANADIG_PLL_VIDEO_NUM_A(0xC0238),
+ &ccm->analog_pll_video_num);
+ writel(BF_ANADIG_PLL_VIDEO_DENOM_B(0xF4240),
+ &ccm->analog_pll_video_denom);
+
+ reg &= ~BM_ANADIG_PLL_VIDEO_POWERDOWN;
+ writel(reg, &ccm->analog_pll_video);
+
+ while (timeout--)
+ if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK)
+ break;
+ if (timeout < 0)
+ printf("Warning: video pll lock timeout!\n");
+
+ reg = readl(&ccm->analog_pll_video);
+ reg |= BM_ANADIG_PLL_VIDEO_ENABLE;
+ reg &= ~BM_ANADIG_PLL_VIDEO_BYPASS;
+ writel(reg, &ccm->analog_pll_video);
+
+ /* set LDB0, LDB1 clk select to 000/000 (PLL5 clock) */
+ reg = readl(&ccm->cs2cdr);
+ reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK
+ | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK);
+ reg |= (0 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET)
+ | (0 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET);
+ writel(reg, &ccm->cs2cdr);
+
+ reg = readl(&ccm->cscmr2);
+ reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV;
+ writel(reg, &ccm->cscmr2);
+
+ reg = readl(&ccm->chsccdr);
+ reg |= (CHSCCDR_CLK_SEL_LDB_DI0
+ << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
+ writel(reg, &ccm->chsccdr);
+
+ reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES
+ | IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH
+ | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_HIGH
+ | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG
+ | IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT
+ | IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED
+ | IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0;
+ writel(reg, &iomux->gpr[2]);
+
+ reg = readl(&iomux->gpr[3]);
+ reg = (reg & ~IOMUXC_GPR3_LVDS0_MUX_CTL_MASK)
+ | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0
+ << IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET);
+ writel(reg, &iomux->gpr[3]);
}
-iomux_v3_cfg_t const usdhc1_pads[] = {
- MX6_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-};
+static void enable_spi_display(struct display_info_t const *dev)
+{
+ struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
+ struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+ int reg;
+ s32 timeout = 100000;
-iomux_v3_cfg_t const usdhc2_pads[] = {
- MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
-};
+#if defined(CONFIG_VIDEO_BMP_LOGO)
+ rotate_logo(3); /* portrait display in landscape mode */
+#endif
-iomux_v3_cfg_t const ecspi4_pads[] = {
- MX6_PAD_EIM_D21__ECSPI4_SCLK | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_EIM_D22__ECSPI4_MISO | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_EIM_D28__ECSPI4_MOSI | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_EIM_D20__GPIO3_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL),
-};
+ reg = readl(&ccm->cs2cdr);
-static iomux_v3_cfg_t const display_pads[] = {
- MX6_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK | MUX_PAD_CTRL(DISP_PAD_CTRL),
- MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15,
- MX6_PAD_DI0_PIN2__IPU1_DI0_PIN02,
- MX6_PAD_DI0_PIN3__IPU1_DI0_PIN03,
- MX6_PAD_DI0_PIN4__GPIO4_IO20,
- MX6_PAD_DISP0_DAT0__IPU1_DISP0_DATA00,
- MX6_PAD_DISP0_DAT1__IPU1_DISP0_DATA01,
- MX6_PAD_DISP0_DAT2__IPU1_DISP0_DATA02,
- MX6_PAD_DISP0_DAT3__IPU1_DISP0_DATA03,
- MX6_PAD_DISP0_DAT4__IPU1_DISP0_DATA04,
- MX6_PAD_DISP0_DAT5__IPU1_DISP0_DATA05,
- MX6_PAD_DISP0_DAT6__IPU1_DISP0_DATA06,
- MX6_PAD_DISP0_DAT7__IPU1_DISP0_DATA07,
- MX6_PAD_DISP0_DAT8__IPU1_DISP0_DATA08,
- MX6_PAD_DISP0_DAT9__IPU1_DISP0_DATA09,
- MX6_PAD_DISP0_DAT10__IPU1_DISP0_DATA10,
- MX6_PAD_DISP0_DAT11__IPU1_DISP0_DATA11,
- MX6_PAD_DISP0_DAT12__IPU1_DISP0_DATA12,
- MX6_PAD_DISP0_DAT13__IPU1_DISP0_DATA13,
- MX6_PAD_DISP0_DAT14__IPU1_DISP0_DATA14,
- MX6_PAD_DISP0_DAT15__IPU1_DISP0_DATA15,
- MX6_PAD_DISP0_DAT16__IPU1_DISP0_DATA16,
- MX6_PAD_DISP0_DAT17__IPU1_DISP0_DATA17,
- MX6_PAD_DISP0_DAT18__IPU1_DISP0_DATA18,
- MX6_PAD_DISP0_DAT19__IPU1_DISP0_DATA19,
- MX6_PAD_DISP0_DAT20__IPU1_DISP0_DATA20,
- MX6_PAD_DISP0_DAT21__IPU1_DISP0_DATA21,
- MX6_PAD_DISP0_DAT22__IPU1_DISP0_DATA22,
- MX6_PAD_DISP0_DAT23__IPU1_DISP0_DATA23,
-};
+ /* select pll 5 clock */
+ reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK
+ | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK);
+ writel(reg, &ccm->cs2cdr);
+
+ /* set PLL5 to 197994996Hz */
+ reg &= ~BM_ANADIG_PLL_VIDEO_DIV_SELECT;
+ reg |= BF_ANADIG_PLL_VIDEO_DIV_SELECT(0x21);
+ reg &= ~BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT;
+ reg |= BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(0);
+ writel(reg, &ccm->analog_pll_video);
+
+ writel(BF_ANADIG_PLL_VIDEO_NUM_A(0xfbf4),
+ &ccm->analog_pll_video_num);
+ writel(BF_ANADIG_PLL_VIDEO_DENOM_B(0xf4240),
+ &ccm->analog_pll_video_denom);
+
+ reg &= ~BM_ANADIG_PLL_VIDEO_POWERDOWN;
+ writel(reg, &ccm->analog_pll_video);
+
+ while (timeout--)
+ if (readl(&ccm->analog_pll_video) & BM_ANADIG_PLL_VIDEO_LOCK)
+ break;
+ if (timeout < 0)
+ printf("Warning: video pll lock timeout!\n");
+
+ reg = readl(&ccm->analog_pll_video);
+ reg |= BM_ANADIG_PLL_VIDEO_ENABLE;
+ reg &= ~BM_ANADIG_PLL_VIDEO_BYPASS;
+ writel(reg, &ccm->analog_pll_video);
+
+ /* set LDB0, LDB1 clk select to 000/000 (PLL5 clock) */
+ reg = readl(&ccm->cs2cdr);
+ reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK
+ | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK);
+ reg |= (0 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET)
+ | (0 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET);
+ writel(reg, &ccm->cs2cdr);
+
+ reg = readl(&ccm->cscmr2);
+ reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV;
+ writel(reg, &ccm->cscmr2);
+
+ reg = readl(&ccm->chsccdr);
+ reg |= (CHSCCDR_CLK_SEL_LDB_DI0
+ << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
+ reg &= ~MXC_CCM_CHSCCDR_IPU1_DI0_PODF_MASK;
+ reg |= (2 << MXC_CCM_CHSCCDR_IPU1_DI0_PODF_OFFSET);
+ reg &= ~MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_MASK;
+ reg |= (2 << MXC_CCM_CHSCCDR_IPU1_DI0_PRE_CLK_SEL_OFFSET);
+ writel(reg, &ccm->chsccdr);
+
+ reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES
+ | IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH
+ | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_HIGH
+ | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG
+ | IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT
+ | IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED
+ | IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0;
+ writel(reg, &iomux->gpr[2]);
+
+ reg = readl(&iomux->gpr[3]);
+ reg = (reg & ~IOMUXC_GPR3_LVDS0_MUX_CTL_MASK)
+ | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0
+ << IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET);
+ writel(reg, &iomux->gpr[3]);
+}
-static iomux_v3_cfg_t const backlight_pads[] = {
- MX6_PAD_GPIO_9__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_SD4_DAT1__PWM3_OUT | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
-};
+static void setup_display(void)
+{
+ enable_ipu_clock();
+}
-int board_spi_cs_gpio(unsigned bus, unsigned cs)
+static void set_gpr_register(void)
{
- return (bus == CONFIG_SF_DEFAULT_BUS && cs == CONFIG_SF_DEFAULT_CS)
- ? (IMX_GPIO_NR(3, 20)) : -1;
+ struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
+
+ writel(IOMUXC_GPR1_APP_CLK_REQ_N | IOMUXC_GPR1_PCIE_RDY_L23 |
+ IOMUXC_GPR1_EXC_MON_SLVE |
+ (2 << IOMUXC_GPR1_ADDRS0_OFFSET) |
+ IOMUXC_GPR1_ACT_CS0,
+ &iomuxc_regs->gpr[1]);
+ writel(0x0, &iomuxc_regs->gpr[8]);
+ writel(IOMUXC_GPR12_ARMP_IPG_CLK_EN | IOMUXC_GPR12_ARMP_AHB_CLK_EN |
+ IOMUXC_GPR12_ARMP_ATB_CLK_EN | IOMUXC_GPR12_ARMP_APB_CLK_EN,
+ &iomuxc_regs->gpr[12]);
}
-static void setup_spi(void)
+extern char __bss_start[], __bss_end[];
+int board_early_init_f(void)
{
- int i;
+ select_ldb_di_clock_source(MXC_PLL5_CLK);
+ set_gpr_register();
- imx_iomux_v3_setup_multiple_pads(ecspi4_pads, ARRAY_SIZE(ecspi4_pads));
- for (i = 0; i < 3; i++)
- enable_spi_clk(true, i);
+ /*
+ * clear bss here, so we can use spi driver
+ * before relocation and read Environment
+ * from spi flash.
+ */
+ memset(__bss_start, 0x00, __bss_end - __bss_start);
- /* set cs1 to high */
- gpio_direction_output(ECSPI4_CS1, 1);
+ return 0;
}
-static void setup_iomux_gpio(void)
+static void setup_one_led(char *label, int state)
{
- imx_iomux_v3_setup_multiple_pads(gpio_pads, ARRAY_SIZE(gpio_pads));
+ struct udevice *dev;
+ int ret;
+
+ ret = led_get_by_label(label, &dev);
+ if (ret == 0)
+ led_set_state(dev, state);
}
-static void setup_iomux_uart(void)
+static void setup_board_gpio(void)
{
- imx_iomux_v3_setup_multiple_pads(uart5_pads, ARRAY_SIZE(uart5_pads));
+ setup_one_led("led_ena", LEDST_ON);
+ /* switch off Status LEDs */
+ setup_one_led("led_yellow", LEDST_OFF);
+ setup_one_led("led_red", LEDST_OFF);
+ setup_one_led("led_green", LEDST_OFF);
+ setup_one_led("led_blue", LEDST_OFF);
}
-#ifdef CONFIG_FSL_ESDHC
-struct fsl_esdhc_cfg usdhc_cfg[2] = {
- {USDHC1_BASE_ADDR},
- {USDHC2_BASE_ADDR},
-};
+#define ARI_RESC_FMT "setenv rescue_reason setenv bootargs \\${bootargs}" \
+ " rescueReason=%d "
-int board_mmc_getcd(struct mmc *mmc)
+static void aristainetos_run_rescue_command(int reason)
{
- return 1;
+ char rescue_reason_command[80];
+
+ sprintf(rescue_reason_command, ARI_RESC_FMT, reason);
+ run_command(rescue_reason_command, 0);
}
-int board_mmc_init(bd_t *bis)
+static int aristainetos_eeprom(void)
+{
+ struct udevice *dev;
+ int off;
+ int ret;
+ u8 data[0x10];
+ u8 rescue_reason;
+
+ off = fdt_path_offset(gd->fdt_blob, "eeprom0");
+ if (off < 0) {
+ printf("%s: No eeprom0 path offset\n", __func__);
+ return off;
+ }
+
+ ret = uclass_get_device_by_of_offset(UCLASS_I2C_EEPROM, off, &dev);
+ if (ret) {
+ printf("%s: Could not find EEPROM\n", __func__);
+ return ret;
+ }
+
+ ret = i2c_set_chip_offset_len(dev, 2);
+ if (ret)
+ return ret;
+
+ ret = i2c_eeprom_read(dev, 0x1ff0, (uint8_t *)data, 6);
+ if (ret) {
+ printf("%s: Could not read EEPROM\n", __func__);
+ return ret;
+ }
+
+ if (strncmp((char *)&data[3], "ReScUe", 6) == 0) {
+ rescue_reason = *(uint8_t *)&data[9];
+ memset(&data[3], 0xff, 7);
+ i2c_eeprom_write(dev, 0x1ff0, (uint8_t *)&data[3], 7);
+ printf("\nBooting into Rescue System (EEPROM)\n");
+ aristainetos_run_rescue_command(rescue_reason);
+ run_command("run rescue_load_fit rescueboot", 0);
+ } else if (strncmp((char *)data, "DeF", 3) == 0) {
+ memset(data, 0xff, 3);
+ i2c_eeprom_write(dev, 0x1ff0, (uint8_t *)data, 3);
+ printf("\nClear u-boot environment (set back to defaults)\n");
+ run_command("run default_env; saveenv; saveenv", 0);
+ }
+
+ return 0;
+};
+
+static void aristainetos_bootmode_settings(void)
{
- usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
- usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
+ struct gpio_desc *desc;
+ struct src *psrc = (struct src *)SRC_BASE_ADDR;
+ unsigned int sbmr1 = readl(&psrc->sbmr1);
+ char *my_bootdelay;
+ char bootmode = 0;
+ int ret;
+
+ /*
+ * Check the boot-source. If booting from NOR Flash,
+ * disable bootdelay
+ */
+ ret = gpio_hog_lookup_name("bootsel0", &desc);
+ if (!ret)
+ bootmode |= (dm_gpio_get_value(desc) ? 1 : 0) << 0;
+ ret = gpio_hog_lookup_name("bootsel1", &desc);
+ if (!ret)
+ bootmode |= (dm_gpio_get_value(desc) ? 1 : 0) << 1;
+ ret = gpio_hog_lookup_name("bootsel2", &desc);
+ if (!ret)
+ bootmode |= (dm_gpio_get_value(desc) ? 1 : 0) << 2;
+
+ if (bootmode == 7) {
+ my_bootdelay = env_get("nor_bootdelay");
+ if (my_bootdelay)
+ env_set("bootdelay", my_bootdelay);
+ else
+ env_set("bootdelay", "-2");
+ }
- imx_iomux_v3_setup_multiple_pads(usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
- imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
+ if (sbmr1 & 0x40) {
+ env_set("bootmode", "1");
+ printf("SD bootmode jumper set!\n");
+ } else {
+ env_set("bootmode", "0");
+ }
- return fsl_esdhc_initialize(bis, &usdhc_cfg[0]) |
- fsl_esdhc_initialize(bis, &usdhc_cfg[1]);
+ /* read out some jumper values*/
+ ret = gpio_hog_lookup_name("env_reset", &desc);
+ if (!ret) {
+ if (dm_gpio_get_value(desc)) {
+ printf("\nClear env (set back to defaults)\n");
+ run_command("run default_env; saveenv; saveenv", 0);
+ }
+ }
+ ret = gpio_hog_lookup_name("boot_rescue", &desc);
+ if (!ret) {
+ if (dm_gpio_get_value(desc)) {
+ aristainetos_run_rescue_command(16);
+ run_command("run rescue_xload_boot", 0);
+ }
+ }
}
-#endif
+#if defined(CONFIG_DM_PMIC_DA9063)
/*
- * Do not overwrite the console
- * Use always serial for U-Boot console
+ * On the aristainetos2c boards the PMIC needs to be initialized,
+ * because the Ethernet PHY uses a different regulator that is not
+ * setup per hardware default. This does not influence the other versions
+ * as this regulator isn't used there at all.
+ *
+ * Unfortunately we have not yet a interface to setup all
+ * values we need.
*/
-int overwrite_console(void)
+static int setup_pmic_voltages(void)
{
- return 1;
+ struct udevice *dev;
+ int off;
+ int ret;
+
+ off = fdt_path_offset(gd->fdt_blob, "pmic0");
+ if (off < 0) {
+ printf("%s: No pmic path offset\n", __func__);
+ return off;
+ }
+
+ ret = uclass_get_device_by_of_offset(UCLASS_PMIC, off, &dev);
+ if (ret) {
+ printf("%s: Could not find PMIC\n", __func__);
+ return ret;
+ }
+
+ pmic_reg_write(dev, DA9063_REG_PAGE_CON, 0x01);
+ pmic_reg_write(dev, DA9063_REG_BPRO_CFG, 0xc1);
+ ret = pmic_reg_read(dev, DA9063_REG_BUCK_ILIM_B);
+ if (ret < 0) {
+ printf("%s: error %d get register\n", __func__, ret);
+ return ret;
+ }
+ ret &= 0xf0;
+ ret |= 0x09;
+ pmic_reg_write(dev, DA9063_REG_BUCK_ILIM_B, ret);
+ pmic_reg_write(dev, DA9063_REG_VBPRO_A, 0x43);
+ pmic_reg_write(dev, DA9063_REG_VBPRO_B, 0xc3);
+
+ return 0;
}
+#else
+static int setup_pmic_voltages(void)
+{
+ return 0;
+}
+#endif
-int board_eth_init(bd_t *bis)
+int board_late_init(void)
{
- struct iomuxc *iomuxc_regs =
- (struct iomuxc *)IOMUXC_BASE_ADDR;
- int ret;
+ int x, y;
- setup_iomux_enet();
- /* clear gpr1[14], gpr1[18:17] to select anatop clock */
- clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC_MASK, 0);
+ led_default_state();
+ splash_get_pos(&x, &y);
+ bmp_display((ulong)&bmp_logo_bitmap[0], x, y);
- ret = enable_fec_anatop_clock(ENET_50MHz);
- if (ret)
- return ret;
+ aristainetos_bootmode_settings();
+
+ /* eeprom work */
+ aristainetos_eeprom();
+
+ /* set board_type */
+ if (gd->board_type == BOARD_TYPE_4)
+ env_set("board_type", ARI_BT_4);
+ else
+ env_set("board_type", ARI_BT_7);
+
+ if (setup_pmic_voltages())
+ printf("Error setup PMIC\n");
- return cpu_eth_init(bis);
+ return 0;
}
-#if defined(CONFIG_VIDEO_IPUV3)
-static void enable_lvds(struct display_info_t const *dev)
+int dram_init(void)
{
- imx_iomux_v3_setup_multiple_pads(
- display_pads,
- ARRAY_SIZE(display_pads));
- imx_iomux_v3_setup_multiple_pads(
- backlight_pads,
- ARRAY_SIZE(backlight_pads));
-
- /* enable backlight PWM 3 */
- if (pwm_init(2, 0, 0))
- goto error;
- /* duty cycle 200ns, period: 3000ns */
- if (pwm_config(2, 200, 3000))
- goto error;
- if (pwm_enable(2))
- goto error;
- return;
-
-error:
- puts("error init pwm for backlight\n");
- return;
+ gd->ram_size = imx_ddr_size();
+
+ return 0;
}
struct display_info_t const displays[] = {
.refresh = 60,
.xres = 800,
.yres = 480,
- .pixclock = 33246,
+ .pixclock = 30066,
.left_margin = 88,
.right_margin = 88,
- .upper_margin = 10,
- .lower_margin = 10,
- .hsync_len = 25,
- .vsync_len = 1,
- .sync = 0,
+ .upper_margin = 20,
+ .lower_margin = 20,
+ .hsync_len = 80,
+ .vsync_len = 5,
+ .sync = FB_SYNC_EXT,
.vmode = FB_VMODE_NONINTERLACED
}
}
+#if ((CONFIG_SYS_BOARD_VERSION == 2) || \
+ (CONFIG_SYS_BOARD_VERSION == 3) || \
+ (CONFIG_SYS_BOARD_VERSION == 4) || \
+ (CONFIG_SYS_BOARD_VERSION == 5))
+ , {
+ .bus = -1,
+ .addr = 0,
+ .pixfmt = IPU_PIX_FMT_RGB24,
+ .detect = NULL,
+ .enable = enable_spi_display,
+ .mode = {
+ .name = "lg4573",
+ .refresh = 57,
+ .xres = 480,
+ .yres = 800,
+ .pixclock = 37037,
+ .left_margin = 59,
+ .right_margin = 10,
+ .upper_margin = 15,
+ .lower_margin = 15,
+ .hsync_len = 10,
+ .vsync_len = 15,
+ .sync = FB_SYNC_EXT | FB_SYNC_HOR_HIGH_ACT |
+ FB_SYNC_VERT_HIGH_ACT,
+ .vmode = FB_VMODE_NONINTERLACED
+ }
+ }
+#endif
};
size_t display_count = ARRAY_SIZE(displays);
-static void setup_display(void)
-{
- struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
- int reg;
-
- enable_ipu_clock();
-
- reg = readl(&mxc_ccm->cs2cdr);
- /* select pll 5 clock */
- reg &= MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK;
- reg &= MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK;
- writel(reg, &mxc_ccm->cs2cdr);
-
- imx_iomux_v3_setup_multiple_pads(backlight_pads,
- ARRAY_SIZE(backlight_pads));
-}
-
-/* no console on this board */
-int board_cfb_skip(void)
-{
- return 1;
-}
-#endif
-
-int board_early_init_f(void)
-{
- setup_iomux_uart();
- setup_iomux_gpio();
-
-#if defined(CONFIG_VIDEO_IPUV3)
- setup_display();
-#endif
- return 0;
-}
-
+#if defined(CONFIG_MTD_RAW_NAND)
iomux_v3_cfg_t nfc_pads[] = {
MX6_PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_NANDF_CS1__NAND_CE1_B | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_NANDF_CS2__NAND_CE2_B | MUX_PAD_CTRL(NO_PAD_CTRL),
- MX6_PAD_NANDF_CS3__NAND_CE3_B | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(NO_PAD_CTRL),
MX6_PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(NO_PAD_CTRL),
imx_iomux_v3_setup_multiple_pads(nfc_pads,
ARRAY_SIZE(nfc_pads));
+ /* gate ENFC_CLK_ROOT clock first,before clk source switch */
+ clrbits_le32(&mxc_ccm->CCGR2, MXC_CCM_CCGR2_IOMUX_IPT_CLK_IO_MASK);
+
/* config gpmi and bch clock to 100 MHz */
clrsetbits_le32(&mxc_ccm->cs2cdr,
MXC_CCM_CS2CDR_ENFC_CLK_PODF_MASK |
MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) |
MXC_CCM_CS2CDR_ENFC_CLK_SEL(3));
+ /* enable ENFC_CLK_ROOT clock */
+ setbits_le32(&mxc_ccm->CCGR2, MXC_CCM_CCGR2_IOMUX_IPT_CLK_IO_MASK);
+
/* enable gpmi and bch clock gating */
setbits_le32(&mxc_ccm->CCGR4,
MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK |
/* enable apbh clock gating */
setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK);
}
+#else
+static void setup_gpmi_nand(void)
+{
+}
+#endif
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
- setup_spi();
-
- setup_i2c(0, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE,
- &i2c_pad_info1);
- setup_i2c(1, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE,
- &i2c_pad_info2);
- setup_i2c(2, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE,
- &i2c_pad_info3);
-
- /* i2c4 not used, set it to gpio input */
- gpio_request(IMX_GPIO_NR(1, 7), "i2c4_scl");
- gpio_direction_input(IMX_GPIO_NR(1, 7));
- gpio_request(IMX_GPIO_NR(1, 8), "i2c4_sda");
- gpio_direction_input(IMX_GPIO_NR(1, 8));
-
- /* SPI NOR Flash read only */
- gpio_request(CONFIG_GPIO_ENABLE_SPI_FLASH, "ena_spi_nor");
- gpio_direction_output(CONFIG_GPIO_ENABLE_SPI_FLASH, 0);
- gpio_free(CONFIG_GPIO_ENABLE_SPI_FLASH);
-
- /* enable LED */
- gpio_request(IMX_GPIO_NR(2, 13), "LED ena");
- gpio_direction_output(IMX_GPIO_NR(2, 13), 0);
-
- gpio_request(IMX_GPIO_NR(1, 3), "LED yellow");
- gpio_direction_output(IMX_GPIO_NR(1, 3), 1);
- gpio_request(IMX_GPIO_NR(1, 4), "LED red");
- gpio_direction_output(IMX_GPIO_NR(1, 4), 1);
- gpio_request(IMX_GPIO_NR(1, 5), "LED green");
- gpio_direction_output(IMX_GPIO_NR(1, 5), 1);
- gpio_request(IMX_GPIO_NR(1, 6), "LED blue");
- gpio_direction_output(IMX_GPIO_NR(1, 6), 1);
-
+ setup_board_gpio();
setup_gpmi_nand();
+ setup_display();
/* GPIO_1 for USB_OTG_ID */
- setbits_le32(&iomux->gpr[1], IOMUXC_GPR1_USB_OTG_ID_SEL_MASK);
- imx_iomux_v3_setup_multiple_pads(misc_pads, ARRAY_SIZE(misc_pads));
-
+ clrsetbits_le32(&iomux->gpr[1], IOMUXC_GPR1_USB_OTG_ID_SEL_MASK, 0);
return 0;
}
-int checkboard(void)
+int board_fit_config_name_match(const char *name)
{
- puts("Board: aristaitenos\n");
- return 0;
+ if (gd->board_type == BOARD_TYPE_4 &&
+ strchr(name, 0x34))
+ return 0;
+
+ if (gd->board_type == BOARD_TYPE_7 &&
+ strchr(name, 0x37))
+ return 0;
+
+ return -1;
}
-#ifdef CONFIG_USB_EHCI_MX6
-int board_ehci_hcd_init(int port)
+static void do_board_detect(void)
{
int ret;
+ char s[30];
- ret = gpio_request(ARISTAINETOS_USB_H1_PWR, "usb-h1-pwr");
- if (!ret)
- gpio_direction_output(ARISTAINETOS_USB_H1_PWR, 1);
- ret = gpio_request(ARISTAINETOS_USB_OTG_PWR, "usb-OTG-pwr");
- if (!ret)
- gpio_direction_output(ARISTAINETOS_USB_OTG_PWR, 1);
- return 0;
+ /* default use board type 7 */
+ gd->board_type = BOARD_TYPE_7;
+ if (env_init())
+ return;
+
+ ret = env_get_f("panel", s, sizeof(s));
+ if (ret < 0)
+ return;
+
+ if (!strncmp("lg4573", s, 6))
+ gd->board_type = BOARD_TYPE_4;
}
-int board_ehci_power(int port, int on)
+#ifdef CONFIG_DTB_RESELECT
+int embedded_dtb_select(void)
{
- if (port)
- gpio_set_value(ARISTAINETOS_USB_OTG_PWR, on);
- else
- gpio_set_value(ARISTAINETOS_USB_H1_PWR, on);
+ int rescan;
+
+ do_board_detect();
+ fdtdec_resetup(&rescan);
+
return 0;
}
#endif
projects / oweals / u-boot.git / blobdiff