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mx51evk: Convert to driver model 

Make the conversion to driver model as it is mandatory.

Tested booting the Linux kernel from the SD card.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
This commit is contained in:
Fabio Estevam 2021-02-15 08:58:17 -03:00 committed by Stefano Babic
parent 1f3b3e7919
commit 07fc671d7e
4 changed files with 22 additions and 194 deletions
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3
arch/arm/dts/Makefile
View File

@ -651,6 +651,9 @@ dtb-$(CONFIG_VF610) += vf500-colibri.dtb \
dtb-$(CONFIG_MX28) += \
imx28-xea.dtb
dtb-$(CONFIG_MX51) += \
imx51-babbage.dtb
dtb-$(CONFIG_MX53) += imx53-cx9020.dtb \
imx53-qsb.dtb \
imx53-kp.dtb \

186
board/freescale/mx51evk/mx51evk.c
View File

@ -27,13 +27,6 @@
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_FSL_ESDHC_IMX
struct fsl_esdhc_cfg esdhc_cfg[2] = {
{MMC_SDHC1_BASE_ADDR},
{MMC_SDHC2_BASE_ADDR},
};
#endif
int dram_init(void)
{
/* dram_init must store complete ramsize in gd->ram_size */
@ -64,34 +57,6 @@ static void setup_iomux_uart(void)
imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
}
static void setup_iomux_fec(void)
{
static const iomux_v3_cfg_t fec_pads[] = {
NEW_PAD_CTRL(MX51_PAD_EIM_EB2__FEC_MDIO, PAD_CTL_HYS |
PAD_CTL_PUS_22K_UP | PAD_CTL_ODE |
PAD_CTL_DSE_HIGH | PAD_CTL_SRE_FAST),
MX51_PAD_NANDF_CS3__FEC_MDC,
NEW_PAD_CTRL(MX51_PAD_EIM_CS3__FEC_RDATA3, MX51_PAD_CTRL_2),
NEW_PAD_CTRL(MX51_PAD_EIM_CS2__FEC_RDATA2, MX51_PAD_CTRL_2),
NEW_PAD_CTRL(MX51_PAD_EIM_EB3__FEC_RDATA1, MX51_PAD_CTRL_2),
MX51_PAD_NANDF_D9__FEC_RDATA0,
MX51_PAD_NANDF_CS6__FEC_TDATA3,
MX51_PAD_NANDF_CS5__FEC_TDATA2,
MX51_PAD_NANDF_CS4__FEC_TDATA1,
MX51_PAD_NANDF_D8__FEC_TDATA0,
MX51_PAD_NANDF_CS7__FEC_TX_EN,
MX51_PAD_NANDF_CS2__FEC_TX_ER,
MX51_PAD_NANDF_RDY_INT__FEC_TX_CLK,
NEW_PAD_CTRL(MX51_PAD_NANDF_RB2__FEC_COL, MX51_PAD_CTRL_4),
NEW_PAD_CTRL(MX51_PAD_NANDF_RB3__FEC_RX_CLK, MX51_PAD_CTRL_4),
MX51_PAD_EIM_CS5__FEC_CRS,
MX51_PAD_EIM_CS4__FEC_RX_ER,
NEW_PAD_CTRL(MX51_PAD_NANDF_D11__FEC_RX_DV, MX51_PAD_CTRL_4),
};
imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads));
}
#ifdef CONFIG_MXC_SPI
static void setup_iomux_spi(void)
{
@ -112,64 +77,6 @@ static void setup_iomux_spi(void)
}
#endif
#ifdef CONFIG_USB_EHCI_MX5
#define MX51EVK_USBH1_HUB_RST IMX_GPIO_NR(1, 7)
#define MX51EVK_USBH1_STP IMX_GPIO_NR(1, 27)
#define MX51EVK_USB_CLK_EN_B IMX_GPIO_NR(2, 1)
#define MX51EVK_USB_PHY_RESET IMX_GPIO_NR(2, 5)
static void setup_usb_h1(void)
{
static const iomux_v3_cfg_t usb_h1_pads[] = {
MX51_PAD_USBH1_CLK__USBH1_CLK,
MX51_PAD_USBH1_DIR__USBH1_DIR,
MX51_PAD_USBH1_STP__USBH1_STP,
MX51_PAD_USBH1_NXT__USBH1_NXT,
MX51_PAD_USBH1_DATA0__USBH1_DATA0,
MX51_PAD_USBH1_DATA1__USBH1_DATA1,
MX51_PAD_USBH1_DATA2__USBH1_DATA2,
MX51_PAD_USBH1_DATA3__USBH1_DATA3,
MX51_PAD_USBH1_DATA4__USBH1_DATA4,
MX51_PAD_USBH1_DATA5__USBH1_DATA5,
MX51_PAD_USBH1_DATA6__USBH1_DATA6,
MX51_PAD_USBH1_DATA7__USBH1_DATA7,
NEW_PAD_CTRL(MX51_PAD_GPIO1_7__GPIO1_7, 0), /* H1 hub reset */
MX51_PAD_EIM_D17__GPIO2_1,
MX51_PAD_EIM_D21__GPIO2_5, /* PHY reset */
};
imx_iomux_v3_setup_multiple_pads(usb_h1_pads, ARRAY_SIZE(usb_h1_pads));
}
int board_ehci_hcd_init(int port)
{
/* Set USBH1_STP to GPIO and toggle it */
imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX51_PAD_USBH1_STP__GPIO1_27,
MX51_USBH_PAD_CTRL));
gpio_direction_output(MX51EVK_USBH1_STP, 0);
gpio_direction_output(MX51EVK_USB_PHY_RESET, 0);
mdelay(10);
gpio_set_value(MX51EVK_USBH1_STP, 1);
/* Set back USBH1_STP to be function */
imx_iomux_v3_setup_pad(MX51_PAD_USBH1_STP__USBH1_STP);
/* De-assert USB PHY RESETB */
gpio_set_value(MX51EVK_USB_PHY_RESET, 1);
/* Drive USB_CLK_EN_B line low */
gpio_direction_output(MX51EVK_USB_CLK_EN_B, 0);
/* Reset USB hub */
gpio_direction_output(MX51EVK_USBH1_HUB_RST, 0);
mdelay(2);
gpio_set_value(MX51EVK_USBH1_HUB_RST, 1);
return 0;
}
#endif
static void power_init(void)
{
unsigned int val;
@ -258,6 +165,7 @@ static void power_init(void)
imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX51_PAD_EIM_A20__GPIO2_14,
NO_PAD_CTRL));
gpio_request(IMX_GPIO_NR(2, 14), "gpio2_14");
gpio_direction_output(IMX_GPIO_NR(2, 14), 0);
udelay(500);
@ -265,101 +173,9 @@ static void power_init(void)
gpio_set_value(IMX_GPIO_NR(2, 14), 1);
}
#ifdef CONFIG_FSL_ESDHC_IMX
int board_mmc_getcd(struct mmc *mmc)
{
struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
int ret;
imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX51_PAD_GPIO1_0__GPIO1_0,
NO_PAD_CTRL));
gpio_direction_input(IMX_GPIO_NR(1, 0));
imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX51_PAD_GPIO1_6__GPIO1_6,
NO_PAD_CTRL));
gpio_direction_input(IMX_GPIO_NR(1, 6));
if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR)
ret = !gpio_get_value(IMX_GPIO_NR(1, 0));
else
ret = !gpio_get_value(IMX_GPIO_NR(1, 6));
return ret;
}
int board_mmc_init(struct bd_info *bis)
{
static const iomux_v3_cfg_t sd1_pads[] = {
NEW_PAD_CTRL(MX51_PAD_SD1_CMD__SD1_CMD, PAD_CTL_DSE_MAX |
PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD1_CLK__SD1_CLK, PAD_CTL_DSE_MAX |
PAD_CTL_PUS_47K_UP | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD1_DATA0__SD1_DATA0, PAD_CTL_DSE_MAX |
PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD1_DATA1__SD1_DATA1, PAD_CTL_DSE_MAX |
PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD1_DATA2__SD1_DATA2, PAD_CTL_DSE_MAX |
PAD_CTL_HYS | PAD_CTL_PUS_47K_UP | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD1_DATA3__SD1_DATA3, PAD_CTL_DSE_MAX |
PAD_CTL_HYS | PAD_CTL_PUS_100K_DOWN | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_GPIO1_0__SD1_CD, PAD_CTL_HYS),
NEW_PAD_CTRL(MX51_PAD_GPIO1_1__SD1_WP, PAD_CTL_HYS),
};
static const iomux_v3_cfg_t sd2_pads[] = {
NEW_PAD_CTRL(MX51_PAD_SD2_CMD__SD2_CMD,
PAD_CTL_DSE_MAX | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD2_CLK__SD2_CLK,
PAD_CTL_DSE_MAX | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD2_DATA0__SD2_DATA0,
PAD_CTL_DSE_MAX | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD2_DATA1__SD2_DATA1,
PAD_CTL_DSE_MAX | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD2_DATA2__SD2_DATA2,
PAD_CTL_DSE_MAX | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_SD2_DATA3__SD2_DATA3,
PAD_CTL_DSE_MAX | PAD_CTL_SRE_FAST),
NEW_PAD_CTRL(MX51_PAD_GPIO1_6__GPIO1_6, PAD_CTL_HYS),
NEW_PAD_CTRL(MX51_PAD_GPIO1_5__GPIO1_5, PAD_CTL_HYS),
};
u32 index;
int ret;
esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
esdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
for (index = 0; index < CONFIG_SYS_FSL_ESDHC_NUM;
index++) {
switch (index) {
case 0:
imx_iomux_v3_setup_multiple_pads(sd1_pads,
ARRAY_SIZE(sd1_pads));
break;
case 1:
imx_iomux_v3_setup_multiple_pads(sd2_pads,
ARRAY_SIZE(sd2_pads));
break;
default:
printf("Warning: you configured more ESDHC controller"
"(%d) as supported by the board(2)\n",
CONFIG_SYS_FSL_ESDHC_NUM);
return -EINVAL;
}
ret = fsl_esdhc_initialize(bis, &esdhc_cfg[index]);
if (ret)
return ret;
}
return 0;
}
#endif
int board_early_init_f(void)
{
setup_iomux_uart();
setup_iomux_fec();
#ifdef CONFIG_USB_EHCI_MX5
setup_usb_h1();
#endif
setup_iomux_lcd();
return 0;

19
configs/mx51evk_defconfig
View File

@ -5,15 +5,19 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_ENV_SIZE=0x2000
CONFIG_ENV_OFFSET=0xC0000
CONFIG_TARGET_MX51EVK=y
CONFIG_DM_GPIO=y
# CONFIG_CMD_BMODE is not set
CONFIG_DEFAULT_DEVICE_TREE="imx51-babbage"
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx51evk/imximage.cfg"
CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_HUSH_PARSER=y
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_DM=y
CONFIG_CMD_FUSE=y
CONFIG_CMD_MMC=y
# CONFIG_CMD_PINMUX is not set
CONFIG_CMD_SPI=y
CONFIG_CMD_USB=y
# CONFIG_CMD_SETEXPR is not set
@ -22,16 +26,30 @@ CONFIG_CMD_MII=y
CONFIG_CMD_PING=y
CONFIG_CMD_DATE=y
CONFIG_CMD_FAT=y
CONFIG_OF_CONTROL=y
CONFIG_ENV_OVERWRITE=y
CONFIG_ENV_IS_IN_MMC=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_DM=y
CONFIG_DM_MMC=y
CONFIG_FSL_ESDHC_IMX=y
CONFIG_MTD=y
CONFIG_PHYLIB=y
CONFIG_PHY_SMSC=y
CONFIG_PHY_FIXED=y
CONFIG_DM_ETH=y
CONFIG_FEC_MXC=y
CONFIG_MII=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_IMX5=y
CONFIG_DM_REGULATOR=y
CONFIG_DM_REGULATOR_FIXED=y
CONFIG_DM_REGULATOR_GPIO=y
CONFIG_MXC_UART=y
CONFIG_SPI=y
CONFIG_MXC_SPI=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_EHCI_MX5=y
CONFIG_USB_STORAGE=y
CONFIG_USB_HOST_ETHER=y
@ -39,4 +57,3 @@ CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_ETHER_SMSC95XX=y
CONFIG_SYS_WHITE_ON_BLACK=y
CONFIG_SPLASH_SCREEN=y
CONFIG_OF_LIBFDT=y

8
include/configs/mx51evk.h
View File

@ -51,14 +51,6 @@
#define CONFIG_SYS_FSL_ESDHC_ADDR MMC_SDHC1_BASE_ADDR
#define CONFIG_SYS_FSL_ESDHC_NUM 2
/*
* Eth Configs
*/
#define CONFIG_FEC_MXC
#define IMX_FEC_BASE FEC_BASE_ADDR
#define CONFIG_FEC_MXC_PHYADDR 0x1F
/* USB Configs */
#define CONFIG_MXC_USB_PORT 1
#define CONFIG_MXC_USB_PORTSC PORT_PTS_ULPI