Re: [U-Boot] [PATCH v1 2/2] gpio: stm32f7: Fix SPL code size

On 1/4/19 10:55 AM, Patrice Chotard wrote:

Hi,

@@ -215,7 +220,9 @@ U_BOOT_DRIVER(gpio_stm32) = { .id = UCLASS_GPIO, .of_match = stm32_gpio_ids, .probe = gpio_stm32_probe, +#ifndef CONFIG_SPL_BUILD .ops = &gpio_stm32_ops, +#endif .flags = DM_UC_FLAG_SEQ_ALIAS, .priv_auto_alloc_size = sizeof(struct stm32_gpio_priv), };

The U-Boot DM GPIO uclass code assumes the .ops is always non-NULL. Hence, this patch breaks all GPIO access (actually crashes SPL) on STM32 in SPL.