*/
#include <common.h>
#include <adc.h>
-#include <config.h>
+#include <bootm.h>
#include <clk.h>
+#include <config.h>
+#include <dfu.h>
#include <dm.h>
+#include <env.h>
+#include <env_internal.h>
#include <g_dnl.h>
#include <generic-phy.h>
+#include <hang.h>
#include <i2c.h>
+#include <init.h>
#include <led.h>
+#include <malloc.h>
+#include <memalign.h>
#include <misc.h>
+#include <mtd.h>
+#include <mtd_node.h>
+#include <netdev.h>
#include <phy.h>
+#include <remoteproc.h>
#include <reset.h>
#include <syscon.h>
#include <usb.h>
+#include <watchdog.h>
#include <asm/io.h>
#include <asm/gpio.h>
#include <asm/arch/stm32.h>
+#include <asm/arch/sys_proto.h>
+#include <jffs2/load_kernel.h>
+#include <linux/err.h>
#include <power/regulator.h>
#include <usb/dwc2_udc.h>
#define SYSCFG_PMCSETR_ETH_SELMII BIT(20)
#define SYSCFG_PMCSETR_ETH_SEL_MASK GENMASK(23, 21)
-#define SYSCFG_PMCSETR_ETH_SEL_GMII_MII (0 << 21)
-#define SYSCFG_PMCSETR_ETH_SEL_RGMII (1 << 21)
-#define SYSCFG_PMCSETR_ETH_SEL_RMII (4 << 21)
+#define SYSCFG_PMCSETR_ETH_SEL_GMII_MII 0
+#define SYSCFG_PMCSETR_ETH_SEL_RGMII BIT(21)
+#define SYSCFG_PMCSETR_ETH_SEL_RMII BIT(23)
/*
* Get a global data pointer
*/
DECLARE_GLOBAL_DATA_PTR;
+#define USB_LOW_THRESHOLD_UV 200000
#define USB_WARNING_LOW_THRESHOLD_UV 660000
#define USB_START_LOW_THRESHOLD_UV 1230000
-#define USB_START_HIGH_THRESHOLD_UV 2100000
+#define USB_START_HIGH_THRESHOLD_UV 2150000
int checkboard(void)
{
const char *fdt_compat;
int fdt_compat_len;
- if (IS_ENABLED(CONFIG_STM32MP1_TRUSTED))
+ if (IS_ENABLED(CONFIG_STM32MP1_OPTEE))
+ mode = "trusted with OP-TEE";
+ else if (IS_ENABLED(CONFIG_STM32MP1_TRUSTED))
mode = "trusted";
else
mode = "basic";
if (!ret)
ret = misc_read(dev, STM32_BSEC_SHADOW(BSEC_OTP_BOARD),
&otp, sizeof(otp));
- if (!ret && otp) {
+ if (ret > 0 && otp) {
printf("Board: MB%04x Var%d Rev.%c-%02d\n",
otp >> 16,
(otp >> 12) & 0xF,
return dwc2_udc_B_session_valid(dwc2_udc_otg);
}
+
+#define STM32MP1_G_DNL_DFU_PRODUCT_NUM 0xdf11
+#define STM32MP1_G_DNL_FASTBOOT_PRODUCT_NUM 0x0afb
+
+int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
+{
+ if (!strcmp(name, "usb_dnl_dfu"))
+ put_unaligned(STM32MP1_G_DNL_DFU_PRODUCT_NUM, &dev->idProduct);
+ else if (!strcmp(name, "usb_dnl_fastboot"))
+ put_unaligned(STM32MP1_G_DNL_FASTBOOT_PRODUCT_NUM,
+ &dev->idProduct);
+ else
+ put_unaligned(CONFIG_USB_GADGET_PRODUCT_NUM, &dev->idProduct);
+
+ return 0;
+}
+
#endif /* CONFIG_USB_GADGET */
+#ifdef CONFIG_LED
static int get_led(struct udevice **dev, char *led_string)
{
char *led_name;
ret = led_set_state(dev, cmd);
return ret;
}
+#endif
+
+static void __maybe_unused led_error_blink(u32 nb_blink)
+{
+#ifdef CONFIG_LED
+ int ret;
+ struct udevice *led;
+ u32 i;
+#endif
+
+ if (!nb_blink)
+ return;
+
+#ifdef CONFIG_LED
+ ret = get_led(&led, "u-boot,error-led");
+ if (!ret) {
+ /* make u-boot,error-led blinking */
+ /* if U32_MAX and 125ms interval, for 17.02 years */
+ for (i = 0; i < 2 * nb_blink; i++) {
+ led_set_state(led, LEDST_TOGGLE);
+ mdelay(125);
+ WATCHDOG_RESET();
+ }
+ }
+#endif
+
+ /* infinite: the boot process must be stopped */
+ if (nb_blink == U32_MAX)
+ hang();
+}
+#ifdef CONFIG_ADC
static int board_check_usb_power(void)
{
struct ofnode_phandle_args adc_args;
struct udevice *adc;
- struct udevice *led;
ofnode node;
unsigned int raw;
int max_uV = 0;
+ int min_uV = USB_START_HIGH_THRESHOLD_UV;
int ret, uV, adc_count;
- u8 i, nb_blink;
-
+ u32 nb_blink;
+ u8 i;
node = ofnode_path("/config");
if (!ofnode_valid(node)) {
debug("%s: no /config node?\n", __func__);
if (!adc_raw_to_uV(adc, raw, &uV)) {
if (uV > max_uV)
max_uV = uV;
+ if (uV < min_uV)
+ min_uV = uV;
pr_debug("%s: %s[%02d] = %u, %d uV\n", __func__,
adc->name, adc_args.args[0], raw, uV);
} else {
* continue.
*/
if (max_uV > USB_START_LOW_THRESHOLD_UV &&
- max_uV < USB_START_HIGH_THRESHOLD_UV)
+ max_uV <= USB_START_HIGH_THRESHOLD_UV &&
+ min_uV <= USB_LOW_THRESHOLD_UV)
return 0;
- /* Display warning message and make u-boot,error-led blinking */
- pr_err("\n*******************************************\n");
+ pr_err("****************************************************\n");
- if (max_uV < USB_WARNING_LOW_THRESHOLD_UV) {
- pr_err("* WARNING 500mA power supply detected *\n");
- nb_blink = 2;
- } else {
- pr_err("* WARNING 1.5A power supply detected *\n");
- nb_blink = 3;
+ /*
+ * If highest and lowest value are either both below
+ * USB_LOW_THRESHOLD_UV or both above USB_LOW_THRESHOLD_UV, that
+ * means USB TYPE-C is in unattached mode, this is an issue, make
+ * u-boot,error-led blinking and stop boot process.
+ */
+ if ((max_uV > USB_LOW_THRESHOLD_UV &&
+ min_uV > USB_LOW_THRESHOLD_UV) ||
+ (max_uV <= USB_LOW_THRESHOLD_UV &&
+ min_uV <= USB_LOW_THRESHOLD_UV)) {
+ pr_err("* ERROR USB TYPE-C connection in unattached mode *\n");
+ pr_err("* Check that USB TYPE-C cable is correctly plugged *\n");
+ /* with 125ms interval, led will blink for 17.02 years ....*/
+ nb_blink = U32_MAX;
}
- pr_err("* Current too low, use a 3A power supply! *\n");
- pr_err("*******************************************\n\n");
+ if (max_uV > USB_LOW_THRESHOLD_UV &&
+ max_uV <= USB_WARNING_LOW_THRESHOLD_UV &&
+ min_uV <= USB_LOW_THRESHOLD_UV) {
+ pr_err("* WARNING 500mA power supply detected *\n");
+ nb_blink = 2;
+ }
- ret = get_led(&led, "u-boot,error-led");
- if (ret)
- return ret;
+ if (max_uV > USB_WARNING_LOW_THRESHOLD_UV &&
+ max_uV <= USB_START_LOW_THRESHOLD_UV &&
+ min_uV <= USB_LOW_THRESHOLD_UV) {
+ pr_err("* WARNING 1.5mA power supply detected *\n");
+ nb_blink = 3;
+ }
- for (i = 0; i < nb_blink * 2; i++) {
- led_set_state(led, LEDST_TOGGLE);
- mdelay(125);
+ /*
+ * If highest value is above 2.15 Volts that means that the USB TypeC
+ * supplies more than 3 Amp, this is not compliant with TypeC specification
+ */
+ if (max_uV > USB_START_HIGH_THRESHOLD_UV) {
+ pr_err("* USB TYPE-C charger not compliant with *\n");
+ pr_err("* specification *\n");
+ pr_err("****************************************************\n\n");
+ /* with 125ms interval, led will blink for 17.02 years ....*/
+ nb_blink = U32_MAX;
+ } else {
+ pr_err("* Current too low, use a 3A power supply! *\n");
+ pr_err("****************************************************\n\n");
}
- led_set_state(led, LEDST_ON);
+
+ led_error_blink(nb_blink);
return 0;
}
+#endif /* CONFIG_ADC */
static void sysconf_init(void)
{
* => U-Boot set the register only if VDD < 2.7V (in DT)
* but this value need to be consistent with board design
*/
- ret = syscon_get_by_driver_data(STM32MP_SYSCON_PWR, &pwr_dev);
+ ret = uclass_get_device_by_driver(UCLASS_PMIC,
+ DM_GET_DRIVER(stm32mp_pwr_pmic),
+ &pwr_dev);
if (!ret) {
ret = uclass_get_device_by_driver(UCLASS_MISC,
DM_GET_DRIVER(stm32mp_bsec),
}
ret = misc_read(dev, STM32_BSEC_SHADOW(18), &otp, 4);
- if (!ret)
+ if (ret > 0)
otp = otp & BIT(13);
- /* get VDD = pwr-supply */
- ret = device_get_supply_regulator(pwr_dev, "pwr-supply",
+ /* get VDD = vdd-supply */
+ ret = device_get_supply_regulator(pwr_dev, "vdd-supply",
&pwr_reg);
/* check if VDD is Low Voltage */
#endif
}
+#ifdef CONFIG_DM_REGULATOR
+/* Fix to make I2C1 usable on DK2 for touchscreen usage in kernel */
+static int dk2_i2c1_fix(void)
+{
+ ofnode node;
+ struct gpio_desc hdmi, audio;
+ int ret = 0;
+
+ node = ofnode_path("/soc/i2c@40012000/hdmi-transmitter@39");
+ if (!ofnode_valid(node)) {
+ pr_debug("%s: no hdmi-transmitter@39 ?\n", __func__);
+ return -ENOENT;
+ }
+
+ if (gpio_request_by_name_nodev(node, "reset-gpios", 0,
+ &hdmi, GPIOD_IS_OUT)) {
+ pr_debug("%s: could not find reset-gpios\n",
+ __func__);
+ return -ENOENT;
+ }
+
+ node = ofnode_path("/soc/i2c@40012000/cs42l51@4a");
+ if (!ofnode_valid(node)) {
+ pr_debug("%s: no cs42l51@4a ?\n", __func__);
+ return -ENOENT;
+ }
+
+ if (gpio_request_by_name_nodev(node, "reset-gpios", 0,
+ &audio, GPIOD_IS_OUT)) {
+ pr_debug("%s: could not find reset-gpios\n",
+ __func__);
+ return -ENOENT;
+ }
+
+ /* before power up, insure that HDMI and AUDIO IC is under reset */
+ ret = dm_gpio_set_value(&hdmi, 1);
+ if (ret) {
+ pr_err("%s: can't set_value for hdmi_nrst gpio", __func__);
+ goto error;
+ }
+ ret = dm_gpio_set_value(&audio, 1);
+ if (ret) {
+ pr_err("%s: can't set_value for audio_nrst gpio", __func__);
+ goto error;
+ }
+
+ /* power-up audio IC */
+ regulator_autoset_by_name("v1v8_audio", NULL);
+
+ /* power-up HDMI IC */
+ regulator_autoset_by_name("v1v2_hdmi", NULL);
+ regulator_autoset_by_name("v3v3_hdmi", NULL);
+
+error:
+ return ret;
+}
+
+static bool board_is_dk2(void)
+{
+ if (CONFIG_IS_ENABLED(TARGET_ST_STM32MP15x) &&
+ of_machine_is_compatible("st,stm32mp157c-dk2"))
+ return true;
+
+ return false;
+}
+#endif
+
/* board dependent setup after realloc */
int board_init(void)
{
board_key_check();
+#ifdef CONFIG_DM_REGULATOR
+ if (board_is_dk2())
+ dk2_i2c1_fix();
+
+ regulators_enable_boot_on(_DEBUG);
+#endif
+
sysconf_init();
- if (IS_ENABLED(CONFIG_LED))
+ if (CONFIG_IS_ENABLED(CONFIG_LED))
led_default_state();
return 0;
int board_late_init(void)
{
+ char *boot_device;
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
const void *fdt_compat;
int fdt_compat_len;
+ int ret;
+ u32 otp;
+ struct udevice *dev;
+ char buf[10];
fdt_compat = fdt_getprop(gd->fdt_blob, 0, "compatible",
&fdt_compat_len);
else
env_set("board_name", fdt_compat + 3);
}
+ ret = uclass_get_device_by_driver(UCLASS_MISC,
+ DM_GET_DRIVER(stm32mp_bsec),
+ &dev);
+
+ if (!ret)
+ ret = misc_read(dev, STM32_BSEC_SHADOW(BSEC_OTP_BOARD),
+ &otp, sizeof(otp));
+ if (!ret && otp) {
+ snprintf(buf, sizeof(buf), "0x%04x", otp >> 16);
+ env_set("board_id", buf);
+
+ snprintf(buf, sizeof(buf), "0x%04x",
+ ((otp >> 8) & 0xF) - 1 + 0xA);
+ env_set("board_rev", buf);
+ }
#endif
+#ifdef CONFIG_ADC
/* for DK1/DK2 boards */
board_check_usb_power();
+#endif /* CONFIG_ADC */
+
+ /* Check the boot-source to disable bootdelay */
+ boot_device = env_get("boot_device");
+ if (!strcmp(boot_device, "serial") || !strcmp(boot_device, "usb"))
+ env_set("bootdelay", "0");
return 0;
}
void board_quiesce_devices(void)
{
+#ifdef CONFIG_LED
setup_led(LEDST_OFF);
+#endif
}
+/* eth init function : weak called in eqos driver */
+int board_interface_eth_init(struct udevice *dev,
+ phy_interface_t interface_type)
+{
+ u8 *syscfg;
+ u32 value;
+ bool eth_clk_sel_reg = false;
+ bool eth_ref_clk_sel_reg = false;
+
+ /* Gigabit Ethernet 125MHz clock selection. */
+ eth_clk_sel_reg = dev_read_bool(dev, "st,eth_clk_sel");
+
+ /* Ethernet 50Mhz RMII clock selection */
+ eth_ref_clk_sel_reg =
+ dev_read_bool(dev, "st,eth_ref_clk_sel");
+
+ syscfg = (u8 *)syscon_get_first_range(STM32MP_SYSCON_SYSCFG);
+
+ if (!syscfg)
+ return -ENODEV;
+
+ switch (interface_type) {
+ case PHY_INTERFACE_MODE_MII:
+ value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII |
+ SYSCFG_PMCSETR_ETH_REF_CLK_SEL;
+ debug("%s: PHY_INTERFACE_MODE_MII\n", __func__);
+ break;
+ case PHY_INTERFACE_MODE_GMII:
+ if (eth_clk_sel_reg)
+ value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII |
+ SYSCFG_PMCSETR_ETH_CLK_SEL;
+ else
+ value = SYSCFG_PMCSETR_ETH_SEL_GMII_MII;
+ debug("%s: PHY_INTERFACE_MODE_GMII\n", __func__);
+ break;
+ case PHY_INTERFACE_MODE_RMII:
+ if (eth_ref_clk_sel_reg)
+ value = SYSCFG_PMCSETR_ETH_SEL_RMII |
+ SYSCFG_PMCSETR_ETH_REF_CLK_SEL;
+ else
+ value = SYSCFG_PMCSETR_ETH_SEL_RMII;
+ debug("%s: PHY_INTERFACE_MODE_RMII\n", __func__);
+ break;
+ case PHY_INTERFACE_MODE_RGMII:
+ case PHY_INTERFACE_MODE_RGMII_ID:
+ case PHY_INTERFACE_MODE_RGMII_RXID:
+ case PHY_INTERFACE_MODE_RGMII_TXID:
+ if (eth_clk_sel_reg)
+ value = SYSCFG_PMCSETR_ETH_SEL_RGMII |
+ SYSCFG_PMCSETR_ETH_CLK_SEL;
+ else
+ value = SYSCFG_PMCSETR_ETH_SEL_RGMII;
+ debug("%s: PHY_INTERFACE_MODE_RGMII\n", __func__);
+ break;
+ default:
+ debug("%s: Do not manage %d interface\n",
+ __func__, interface_type);
+ /* Do not manage others interfaces */
+ return -EINVAL;
+ }
+
+ /* clear and set ETH configuration bits */
+ writel(SYSCFG_PMCSETR_ETH_SEL_MASK | SYSCFG_PMCSETR_ETH_SELMII |
+ SYSCFG_PMCSETR_ETH_REF_CLK_SEL | SYSCFG_PMCSETR_ETH_CLK_SEL,
+ syscfg + SYSCFG_PMCCLRR);
+ writel(value, syscfg + SYSCFG_PMCSETR);
+
+ return 0;
+}
+
+enum env_location env_get_location(enum env_operation op, int prio)
+{
+ u32 bootmode = get_bootmode();
+
+ if (prio)
+ return ENVL_UNKNOWN;
+
+ switch (bootmode & TAMP_BOOT_DEVICE_MASK) {
+#ifdef CONFIG_ENV_IS_IN_EXT4
+ case BOOT_FLASH_SD:
+ case BOOT_FLASH_EMMC:
+ return ENVL_EXT4;
+#endif
+#ifdef CONFIG_ENV_IS_IN_UBI
+ case BOOT_FLASH_NAND:
+ return ENVL_UBI;
+#endif
+#ifdef CONFIG_ENV_IS_IN_SPI_FLASH
+ case BOOT_FLASH_NOR:
+ return ENVL_SPI_FLASH;
+#endif
+ default:
+ return ENVL_NOWHERE;
+ }
+}
+
+#if defined(CONFIG_ENV_IS_IN_EXT4)
+const char *env_ext4_get_intf(void)
+{
+ u32 bootmode = get_bootmode();
+
+ switch (bootmode & TAMP_BOOT_DEVICE_MASK) {
+ case BOOT_FLASH_SD:
+ case BOOT_FLASH_EMMC:
+ return "mmc";
+ default:
+ return "";
+ }
+}
+
+const char *env_ext4_get_dev_part(void)
+{
+ static char *const dev_part[] = {"0:auto", "1:auto", "2:auto"};
+ u32 bootmode = get_bootmode();
+
+ return dev_part[(bootmode & TAMP_BOOT_INSTANCE_MASK) - 1];
+}
+#endif
+
#ifdef CONFIG_SYS_MTDPARTS_RUNTIME
#define MTDPARTS_LEN 256
void board_mtdparts_default(const char **mtdids, const char **mtdparts)
{
+ struct mtd_info *mtd;
struct udevice *dev;
- static char parts[2 * MTDPARTS_LEN + 1];
+ static char parts[3 * MTDPARTS_LEN + 1];
static char ids[MTDIDS_LEN + 1];
static bool mtd_initialized;
memset(parts, 0, sizeof(parts));
memset(ids, 0, sizeof(ids));
- if (!uclass_get_device(UCLASS_MTD, 0, &dev))
+ /* probe all MTD devices */
+ for (uclass_first_device(UCLASS_MTD, &dev);
+ dev;
+ uclass_next_device(&dev)) {
+ pr_debug("mtd device = %s\n", dev->name);
+ }
+
+ mtd = get_mtd_device_nm("nand0");
+ if (!IS_ERR_OR_NULL(mtd)) {
board_get_mtdparts("nand0", ids, parts);
+ put_mtd_device(mtd);
+ }
+
+ mtd = get_mtd_device_nm("spi-nand0");
+ if (!IS_ERR_OR_NULL(mtd)) {
+ board_get_mtdparts("spi-nand0", ids, parts);
+ put_mtd_device(mtd);
+ }
if (!uclass_get_device(UCLASS_SPI_FLASH, 0, &dev))
board_get_mtdparts("nor0", ids, parts);
debug("%s:mtdids=%s & mtdparts=%s\n", __func__, ids, parts);
}
#endif
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+int ft_board_setup(void *blob, bd_t *bd)
+{
+#ifdef CONFIG_FDT_FIXUP_PARTITIONS
+ struct node_info nodes[] = {
+ { "st,stm32f469-qspi", MTD_DEV_TYPE_NOR, },
+ { "st,stm32mp15-fmc2", MTD_DEV_TYPE_NAND, },
+ };
+ fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes));
+#endif
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_SET_DFU_ALT_INFO
+#define DFU_ALT_BUF_LEN SZ_1K
+
+static void board_get_alt_info(const char *dev, char *buff)
+{
+ char var_name[32] = "dfu_alt_info_";
+ int ret;
+
+ ALLOC_CACHE_ALIGN_BUFFER(char, tmp_alt, DFU_ALT_BUF_LEN);
+
+ /* name of env variable to read = dfu_alt_info_<dev> */
+ strcat(var_name, dev);
+ ret = env_get_f(var_name, tmp_alt, DFU_ALT_BUF_LEN);
+ if (ret) {
+ if (buff[0] != '\0')
+ strcat(buff, "&");
+ strncat(buff, tmp_alt, DFU_ALT_BUF_LEN);
+ }
+}
+
+void set_dfu_alt_info(char *interface, char *devstr)
+{
+ struct udevice *dev;
+ struct mtd_info *mtd;
+
+ ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN);
+
+ if (env_get("dfu_alt_info"))
+ return;
+
+ memset(buf, 0, sizeof(buf));
+
+ /* probe all MTD devices */
+ mtd_probe_devices();
+
+ board_get_alt_info("ram", buf);
+
+ if (!uclass_get_device(UCLASS_MMC, 0, &dev))
+ board_get_alt_info("mmc0", buf);
+
+ if (!uclass_get_device(UCLASS_MMC, 1, &dev))
+ board_get_alt_info("mmc1", buf);
+
+ if (!uclass_get_device(UCLASS_SPI_FLASH, 0, &dev))
+ board_get_alt_info("nor0", buf);
+
+ mtd = get_mtd_device_nm("nand0");
+ if (!IS_ERR_OR_NULL(mtd))
+ board_get_alt_info("nand0", buf);
+
+ mtd = get_mtd_device_nm("spi-nand0");
+ if (!IS_ERR_OR_NULL(mtd))
+ board_get_alt_info("spi-nand0", buf);
+
+#ifdef CONFIG_DFU_VIRT
+ strncat(buf, "&virt 0=OTP", DFU_ALT_BUF_LEN);
+
+ if (IS_ENABLED(CONFIG_PMIC_STPMIC1))
+ strncat(buf, "&virt 1=PMIC", DFU_ALT_BUF_LEN);
+#endif
+
+ env_set("dfu_alt_info", buf);
+ puts("DFU alt info setting: done\n");
+}
+
+#if CONFIG_IS_ENABLED(DFU_VIRT)
+#include <dfu.h>
+#include <power/stpmic1.h>
+
+int dfu_otp_read(u64 offset, u8 *buffer, long *size)
+{
+ struct udevice *dev;
+ int ret;
+
+ ret = uclass_get_device_by_driver(UCLASS_MISC,
+ DM_GET_DRIVER(stm32mp_bsec),
+ &dev);
+ if (ret)
+ return ret;
+
+ ret = misc_read(dev, offset + STM32_BSEC_OTP_OFFSET, buffer, *size);
+ if (ret >= 0) {
+ *size = ret;
+ ret = 0;
+ }
+
+ return 0;
+}
+
+int dfu_pmic_read(u64 offset, u8 *buffer, long *size)
+{
+ int ret;
+#ifdef CONFIG_PMIC_STPMIC1
+ struct udevice *dev;
+
+ ret = uclass_get_device_by_driver(UCLASS_MISC,
+ DM_GET_DRIVER(stpmic1_nvm),
+ &dev);
+ if (ret)
+ return ret;
+
+ ret = misc_read(dev, 0xF8 + offset, buffer, *size);
+ if (ret >= 0) {
+ *size = ret;
+ ret = 0;
+ }
+ if (ret == -EACCES) {
+ *size = 0;
+ ret = 0;
+ }
+#else
+ pr_err("PMIC update not supported");
+ ret = -EOPNOTSUPP;
+#endif
+
+ return ret;
+}
+
+int dfu_read_medium_virt(struct dfu_entity *dfu, u64 offset,
+ void *buf, long *len)
+{
+ switch (dfu->data.virt.dev_num) {
+ case 0x0:
+ return dfu_otp_read(offset, buf, len);
+ case 0x1:
+ return dfu_pmic_read(offset, buf, len);
+ }
+ *len = 0;
+ return 0;
+}
+
+int __weak dfu_get_medium_size_virt(struct dfu_entity *dfu, u64 *size)
+{
+ *size = SZ_1K;
+
+ return 0;
+}
+
+#endif
+
+#endif
+
+static void board_copro_image_process(ulong fw_image, size_t fw_size)
+{
+ int ret, id = 0; /* Copro id fixed to 0 as only one coproc on mp1 */
+
+ if (!rproc_is_initialized())
+ if (rproc_init()) {
+ printf("Remote Processor %d initialization failed\n",
+ id);
+ return;
+ }
+
+ ret = rproc_load(id, fw_image, fw_size);
+ printf("Load Remote Processor %d with data@addr=0x%08lx %u bytes:%s\n",
+ id, fw_image, fw_size, ret ? " Failed!" : " Success!");
+
+ if (!ret)
+ rproc_start(id);
+}
+
+U_BOOT_FIT_LOADABLE_HANDLER(IH_TYPE_COPRO, board_copro_image_process);