* Pavel Boldin, Emcraft Systems, paboldin@emcraft.com
*
* (C) Copyright 2015
- * Kamil Lulko, <rev13@wp.pl>
+ * Kamil Lulko, <kamil.lulko@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
+#include <dm.h>
#include <asm/io.h>
#include <asm/armv7m.h>
#include <asm/arch/stm32.h>
#include <asm/arch/gpio.h>
#include <asm/arch/fmc.h>
+#include <dm/platform_data/serial_stm32.h>
+#include <asm/arch/stm32_periph.h>
+#include <asm/arch/stm32_defs.h>
DECLARE_GLOBAL_DATA_PTR;
.otype = STM32_GPIO_OTYPE_PP,
.speed = STM32_GPIO_SPEED_50M,
.pupd = STM32_GPIO_PUPD_UP,
- .af = STM32_GPIO_AF7
+ .af = STM32_GPIO_USART
};
-static const struct stm32_gpio_dsc usart1_gpio[] = {
- {STM32_GPIO_PORT_A, STM32_GPIO_PIN_9}, /* TX */
- {STM32_GPIO_PORT_A, STM32_GPIO_PIN_10}, /* RX */
+static const struct stm32_gpio_dsc usart_gpio[] = {
+ {STM32_GPIO_PORT_X, STM32_GPIO_PIN_TX}, /* TX */
+ {STM32_GPIO_PORT_X, STM32_GPIO_PIN_RX}, /* RX */
};
-int uart1_setup_gpio(void)
+int uart_setup_gpio(void)
{
int i;
int rv = 0;
- for (i = 0; i < ARRAY_SIZE(usart1_gpio); i++) {
- rv = stm32_gpio_config(&usart1_gpio[i], &gpio_ctl_usart);
+ clock_setup(GPIO_A_CLOCK_CFG);
+ for (i = 0; i < ARRAY_SIZE(usart_gpio); i++) {
+ rv = stm32_gpio_config(&usart_gpio[i], &gpio_ctl_usart);
if (rv)
goto out;
}
int rv = 0;
int i;
+ clock_setup(GPIO_B_CLOCK_CFG);
+ clock_setup(GPIO_C_CLOCK_CFG);
+ clock_setup(GPIO_D_CLOCK_CFG);
+ clock_setup(GPIO_E_CLOCK_CFG);
+ clock_setup(GPIO_F_CLOCK_CFG);
+ clock_setup(GPIO_G_CLOCK_CFG);
+
for (i = 0; i < ARRAY_SIZE(ext_ram_fmc_gpio); i++) {
rv = stm32_gpio_config(&ext_ram_fmc_gpio[i],
&gpio_ctl_fmc);
return rv;
}
+static const struct stm32_serial_platdata serial_platdata = {
+ .base = (struct stm32_usart *)STM32_USART1_BASE,
+};
+
+U_BOOT_DEVICE(stm32_serials) = {
+ .name = "serial_stm32",
+ .platdata = &serial_platdata,
+};
+
u32 get_board_rev(void)
{
return 0;
{
int res;
- res = uart1_setup_gpio();
+ res = uart_setup_gpio();
if (res)
return res;
+ clock_setup(USART1_CLOCK_CFG);
return 0;
}
return 0;
}
+
+#ifdef CONFIG_MISC_INIT_R
+int misc_init_r(void)
+{
+ char serialno[25];
+ uint32_t u_id_low, u_id_mid, u_id_high;
+
+ if (!getenv("serial#")) {
+ u_id_low = readl(&STM32_U_ID->u_id_low);
+ u_id_mid = readl(&STM32_U_ID->u_id_mid);
+ u_id_high = readl(&STM32_U_ID->u_id_high);
+ sprintf(serialno, "%08x%08x%08x",
+ u_id_high, u_id_mid, u_id_low);
+ env_set("serial#", serialno);
+ }
+
+ return 0;
+}
+#endif