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board: ti: dra7xx-evm: turn on USB clocks in late init stage

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For USB ports that use the Driver Model, turn on the clocks during the
late init stage.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Jean-Jacques Hiblot 2018-11-29 10:57:41 +01:00 committed by Marek Vasut
parent d66e54ac80
commit 24e261b39c
1 changed files with 19 additions and 0 deletions
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19
board/ti/dra7xx/evm.c
View file

@ -646,6 +646,19 @@ int dram_init_banksize(void)
return 0;
}
#if CONFIG_IS_ENABLED(DM_USB) && CONFIG_IS_ENABLED(OF_CONTROL)
static int device_okay(const char *path)
{
int node;
node = fdt_path_offset(gd->fdt_blob, path);
if (node < 0)
return 0;
return fdtdec_get_is_enabled(gd->fdt_blob, node);
}
#endif
int board_late_init(void)
{
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
@ -684,6 +697,12 @@ int board_late_init(void)
*/
if (board_is_dra71x_evm())
palmas_i2c_write_u8(LP873X_I2C_SLAVE_ADDR, 0x9, 0x7);
#endif
#if CONFIG_IS_ENABLED(DM_USB) && CONFIG_IS_ENABLED(OF_CONTROL)
if (device_okay("/ocp/omap_dwc3_1@48880000"))
enable_usb_clocks(0);
if (device_okay("/ocp/omap_dwc3_2@488c0000"))
enable_usb_clocks(1);
#endif
return 0;
}