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ARM: imx: m53menlo: Enable DM GPIO

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Enable DM GPIO support on iMX53 M53Menlo and fix up board code where
applicable. Enable MALLOC_F to let the GPIO controllers bind early on.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Marek Vasut 2019-06-09 18:46:43 +02:00 committed by Stefano Babic
parent 26bb95f056
commit 9b352ae1ae
2 changed files with 12 additions and 0 deletions
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8
board/menlo/m53menlo/m53menlo.c
View file

@ -88,6 +88,7 @@ int board_ehci_hcd_init(int port)
imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX53_PAD_GPIO_4__GPIO1_4,
PAD_CTL_PKE |
PAD_CTL_DSE_HIGH));
gpio_request(IMX_GPIO_NR(1, 4), "USB_OTG_PWRON");
gpio_direction_output(IMX_GPIO_NR(1, 4), 0);
/* USB OTG Over Current */
@ -97,6 +98,7 @@ int board_ehci_hcd_init(int port)
imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX53_PAD_GPIO_2__GPIO1_2,
PAD_CTL_PKE |
PAD_CTL_DSE_HIGH));
gpio_request(IMX_GPIO_NR(1, 2), "USB_HOST_PWRON");
gpio_direction_output(IMX_GPIO_NR(1, 2), 0);
/* USB Host Over Current */
@ -215,6 +217,8 @@ static void enable_lvds_clock(struct display_info_t const *dev, const u8 hclk)
static void enable_lvds_etm0430g0dh6(struct display_info_t const *dev)
{
gpio_request(IMX_GPIO_NR(6, 0), "LCD");
/* For ETM0430G0DH6 model, this must be enabled before the clock. */
gpio_direction_output(IMX_GPIO_NR(6, 0), 1);
@ -227,6 +231,8 @@ static void enable_lvds_etm0430g0dh6(struct display_info_t const *dev)
static void enable_lvds_etm0700g0dh6(struct display_info_t const *dev)
{
gpio_request(IMX_GPIO_NR(6, 0), "LCD");
/*
* Set LVDS clock to 33.28 MHz for the display. The PLL4 is set to
* 233 MHz, divided by 7 by setting CCM_CSCMR2 LDB_DI0_IPU_DIV=1 .
@ -424,6 +430,8 @@ static void m53_set_clock(void)
const u32 dramclk = 400;
u32 cpuclk;
gpio_request(IMX_GPIO_NR(4, 0), "CPUCLK");
imx_iomux_v3_setup_pad(NEW_PAD_CTRL(MX53_PAD_GPIO_10__GPIO4_0,
PAD_CTL_DSE_HIGH | PAD_CTL_PKE));
gpio_direction_input(IMX_GPIO_NR(4, 0));

4
configs/m53menlo_defconfig
View file

@ -4,6 +4,7 @@ CONFIG_SYS_TEXT_BASE=0x71000000
CONFIG_SPL_GPIO_SUPPORT=y
CONFIG_SPL_LIBCOMMON_SUPPORT=y
CONFIG_SPL_LIBGENERIC_SUPPORT=y
CONFIG_SYS_MALLOC_F_LEN=0x8000
CONFIG_TARGET_M53MENLO=y
CONFIG_SPL_SERIAL_SUPPORT=y
CONFIG_NR_DRAM_BANKS=2
@ -29,6 +30,7 @@ CONFIG_CMD_ASKENV=y
CONFIG_CMD_GREPENV=y
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_FUSE=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_I2C=y
CONFIG_CMD_MMC=y
CONFIG_CMD_NAND_TRIMFFS=y
@ -51,9 +53,11 @@ CONFIG_CMD_UBI=y
CONFIG_OF_CONTROL=y
CONFIG_DEFAULT_DEVICE_TREE="imx53-m53menlo"
CONFIG_ENV_IS_IN_NAND=y
CONFIG_DM=y
CONFIG_BOOTCOUNT_LIMIT=y
CONFIG_BOOTCOUNT_BOOTLIMIT=3
CONFIG_SYS_BOOTCOUNT_MAGIC=0x0B01C041
CONFIG_DM_GPIO=y
CONFIG_FSL_ESDHC=y
CONFIG_NAND=y
CONFIG_NAND_MXC=y