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ARM: imx: mx5: Convert MX53 Menlo board to DM I2C and DM RTC

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Convert the board to DM I2C and DM RTC. This leads to removal of board
side iomuxc configuration, which is now done using pin control driver,
and conversion of board side legacy I2C accessors to DM ones.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Marek Vasut 2022-05-08 02:19:12 +02:00 committed by Stefano Babic
parent bd8df1f7dd
commit 9d371e5fea
2 changed files with 9 additions and 26 deletions
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27
board/menlo/m53menlo/m53menlo.c
View file

@ -226,16 +226,21 @@ static const char *lvds_compat_string;
static int detect_lvds(struct display_info_t const *dev)
{
struct udevice *idev, *ibus;
u8 touchid[23];
u8 *touchptr = &touchid[0];
int ret;
ret = i2c_set_bus_num(0);
ret = uclass_get_device_by_seq(UCLASS_I2C, 0, &ibus);
if (ret)
return 0;
ret = dm_i2c_probe(ibus, 0x38, 0, &idev);
if (ret)
return 0;
/* Touchscreen is at address 0x38, ID register is 0xbb. */
ret = i2c_read(0x38, 0xbb, 1, touchid, sizeof(touchid));
ret = dm_i2c_read(idev, 0xbb, touchid, sizeof(touchid));
if (ret)
return 0;
@ -385,23 +390,6 @@ splasherr:
return 0;
}
#define I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \
PAD_CTL_PUS_100K_UP | PAD_CTL_ODE)
static void setup_iomux_i2c(void)
{
static const iomux_v3_cfg_t i2c_pads[] = {
/* I2C1 */
NEW_PAD_CTRL(MX53_PAD_EIM_D28__I2C1_SDA, I2C_PAD_CTRL),
NEW_PAD_CTRL(MX53_PAD_EIM_D21__I2C1_SCL, I2C_PAD_CTRL),
/* I2C2 */
NEW_PAD_CTRL(MX53_PAD_EIM_D16__I2C2_SDA, I2C_PAD_CTRL),
NEW_PAD_CTRL(MX53_PAD_EIM_EB2__I2C2_SCL, I2C_PAD_CTRL),
};
imx_iomux_v3_setup_multiple_pads(i2c_pads, ARRAY_SIZE(i2c_pads));
}
static void setup_iomux_video(void)
{
static const iomux_v3_cfg_t lcd_pads[] = {
@ -505,7 +493,6 @@ int board_early_init_f(void)
{
setup_iomux_uart();
setup_iomux_fec();
setup_iomux_i2c();
setup_iomux_nand();
setup_iomux_video();

8
configs/m53menlo_defconfig
View file

@ -11,9 +11,6 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_ENV_SIZE=0x4000
CONFIG_ENV_OFFSET=0x100000
CONFIG_TARGET_M53MENLO=y
CONFIG_SYS_I2C_MXC_I2C1=y
CONFIG_SYS_I2C_MXC_I2C2=y
CONFIG_SYS_I2C_MXC_I2C3=y
CONFIG_DM_GPIO=y
CONFIG_DEFAULT_DEVICE_TREE="imx53-m53menlo"
CONFIG_SPL_TEXT_BASE=0x70008000
@ -53,7 +50,6 @@ CONFIG_CMD_MII=y
CONFIG_CMD_PING=y
CONFIG_CMD_BMP=y
CONFIG_CMD_BOOTCOUNT=y
CONFIG_CMD_DATE=y
CONFIG_CMD_BTRFS=y
CONFIG_CMD_EXT4=y
CONFIG_CMD_EXT4_WRITE=y
@ -75,8 +71,7 @@ CONFIG_VERSION_VARIABLE=y
CONFIG_DM=y
CONFIG_BOOTCOUNT_LIMIT=y
CONFIG_SYS_BOOTCOUNT_MAGIC=0x0B01C041
CONFIG_SYS_I2C_LEGACY=y
CONFIG_SPL_SYS_I2C_LEGACY=y
CONFIG_DM_I2C=y
CONFIG_SYS_I2C_MXC=y
CONFIG_FSL_ESDHC_IMX=y
CONFIG_MTD=y
@ -102,6 +97,7 @@ CONFIG_PINCTRL_IMX5=y
CONFIG_DM_REGULATOR=y
CONFIG_DM_REGULATOR_FIXED=y
CONFIG_DM_REGULATOR_GPIO=y
CONFIG_DM_RTC=y
CONFIG_RTC_M41T62=y
CONFIG_MXC_UART=y
CONFIG_SYSRESET=y