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mx53loco: Add DM_I2C support

Browse source 
The conversion to DM_I2C is mandatory, so add support
for it.

Signed-off-by: Fabio Estevam <festevam@denx.de>
This commit is contained in:
Fabio Estevam 2023-02-15 11:41:51 -03:00 committed by Stefano Babic
parent 987a65d2f1
commit ca038fc033
2 changed files with 19 additions and 19 deletions
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36
board/freescale/mx53loco/mx53loco.c
View file

@ -27,6 +27,8 @@
#include <fsl_pmic.h> #include <fsl_pmic.h>
#include <linux/fb.h> #include <linux/fb.h>
#include <ipu_pixfmt.h> #include <ipu_pixfmt.h>
#include <dm/uclass.h>
#include <dm/device.h>
#define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24) #define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24)
@ -39,10 +41,16 @@ u32 get_board_rev(void)
struct fuse_bank *bank = &iim->bank[0]; struct fuse_bank *bank = &iim->bank[0];
struct fuse_bank0_regs *fuse = struct fuse_bank0_regs *fuse =
(struct fuse_bank0_regs *)bank->fuse_regs; (struct fuse_bank0_regs *)bank->fuse_regs;
struct udevice *bus;
struct udevice *dev;
int rev = readl(&fuse->gp[6]); int rev = readl(&fuse->gp[6]);
if (!i2c_probe(CFG_SYS_DIALOG_PMIC_I2C_ADDR)) ret = uclass_get_device_by_seq(UCLASS_I2C, 0, &bus);
if (ret)
return ret;
if (!dm_i2c_probe(bus, CFG_SYS_DIALOG_PMIC_I2C_ADDR, 0, &dev))
rev = 0; rev = 0;
return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8; return (get_cpu_rev() & ~(0xF << 8)) | (rev & 0xF) << 8;
@ -62,26 +70,19 @@ static void setup_iomux_uart(void)
imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads)); imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
} }
#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 i2c1_pads[] = {
NEW_PAD_CTRL(MX53_PAD_CSI0_DAT8__I2C1_SDA, I2C_PAD_CTRL),
NEW_PAD_CTRL(MX53_PAD_CSI0_DAT9__I2C1_SCL, I2C_PAD_CTRL),
};
imx_iomux_v3_setup_multiple_pads(i2c1_pads, ARRAY_SIZE(i2c1_pads));
}
static int power_init(void) static int power_init(void)
{ {
unsigned int val; unsigned int val;
int ret; int ret;
struct pmic *p; struct pmic *p;
struct udevice *bus;
struct udevice *dev;
if (!i2c_probe(CFG_SYS_DIALOG_PMIC_I2C_ADDR)) { ret = uclass_get_device_by_seq(UCLASS_I2C, 0, &bus);
if (ret)
return ret;
if (!dm_i2c_probe(bus, CFG_SYS_DIALOG_PMIC_I2C_ADDR, 0, &dev)) {
ret = pmic_dialog_init(I2C_PMIC); ret = pmic_dialog_init(I2C_PMIC);
if (ret) if (ret)
return ret; return ret;
@ -124,8 +125,8 @@ static int power_init(void)
return ret; return ret;
} }
if (!i2c_probe(CFG_SYS_FSL_PMIC_I2C_ADDR)) { if (!dm_i2c_probe(bus, CFG_SYS_FSL_PMIC_I2C_ADDR, 0, &dev)) {
ret = pmic_init(I2C_0); ret = pmic_init(0);
if (ret) if (ret)
return ret; return ret;
@ -225,7 +226,6 @@ int board_init(void)
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
mxc_set_sata_internal_clock(); mxc_set_sata_internal_clock();
setup_iomux_i2c();
return 0; return 0;
} }

2
configs/mx53loco_defconfig
View file

@ -44,7 +44,7 @@ CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_USE_ETHPRIME=y CONFIG_USE_ETHPRIME=y
CONFIG_ETHPRIME="FEC0" CONFIG_ETHPRIME="FEC0"
CONFIG_ARP_TIMEOUT=200 CONFIG_ARP_TIMEOUT=200
CONFIG_SYS_I2C_LEGACY=y CONFIG_DM_I2C=y
CONFIG_SYS_I2C_MXC=y CONFIG_SYS_I2C_MXC=y
CONFIG_FSL_ESDHC_IMX=y CONFIG_FSL_ESDHC_IMX=y
CONFIG_MTD=y CONFIG_MTD=y