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Diffstat (limited to 'arch/arm/mach-k3/sysfw-loader.c')
-rw-r--r--arch/arm/mach-k3/sysfw-loader.c56
1 files changed, 38 insertions, 18 deletions
diff --git a/arch/arm/mach-k3/sysfw-loader.c b/arch/arm/mach-k3/sysfw-loader.c
index f4b0d4a928..78c158c63f 100644
--- a/arch/arm/mach-k3/sysfw-loader.c
+++ b/arch/arm/mach-k3/sysfw-loader.c
@@ -33,6 +33,12 @@ DECLARE_GLOBAL_DATA_PTR;
#define SYSFW_CFG_RM "rm-cfg.bin"
#define SYSFW_CFG_SEC "sec-cfg.bin"
+/*
+ * It is assumed that remoteproc device 0 is the corresponding
+ * system-controller that runs SYSFW. Make sure DT reflects the same.
+ */
+#define K3_SYSTEM_CONTROLLER_RPROC_ID 0
+
static bool sysfw_loaded;
static void *sysfw_load_address;
@@ -72,6 +78,26 @@ static int fit_get_data_by_name(const void *fit, int images, const char *name,
return fit_image_get_data(fit, node_offset, addr, size);
}
+static void k3_start_system_controller(int rproc_id, bool rproc_loaded,
+ ulong addr, ulong size)
+{
+ int ret;
+
+ ret = rproc_dev_init(rproc_id);
+ if (ret)
+ panic("rproc failed to be initialized (%d)\n", ret);
+
+ if (!rproc_loaded) {
+ ret = rproc_load(rproc_id, addr, size);
+ if (ret)
+ panic("Firmware failed to start on rproc (%d)\n", ret);
+ }
+
+ ret = rproc_start(0);
+ if (ret)
+ panic("Firmware init failed on rproc (%d)\n", ret);
+}
+
static void k3_sysfw_load_using_fit(void *fit)
{
int images;
@@ -91,23 +117,9 @@ static void k3_sysfw_load_using_fit(void *fit)
panic("Error accessing %s node in FIT (%d)\n", SYSFW_FIRMWARE,
ret);
- /*
- * Start up system controller firmware
- *
- * It is assumed that remoteproc device 0 is the corresponding
- * system-controller that runs SYSFW. Make sure DT reflects the same.
- */
- ret = rproc_dev_init(0);
- if (ret)
- panic("rproc failed to be initialized (%d)\n", ret);
-
- ret = rproc_load(0, (ulong)sysfw_addr, (ulong)sysfw_size);
- if (ret)
- panic("Firmware failed to start on rproc (%d)\n", ret);
-
- ret = rproc_start(0);
- if (ret)
- panic("Firmware init failed on rproc (%d)\n", ret);
+ /* Start up system controller firmware */
+ k3_start_system_controller(K3_SYSTEM_CONTROLLER_RPROC_ID, false,
+ (ulong)sysfw_addr, (ulong)sysfw_size);
}
static void k3_sysfw_configure_using_fit(void *fit,
@@ -223,7 +235,8 @@ static void *k3_sysfw_get_spi_addr(void)
}
#endif
-void k3_sysfw_loader(void (*config_pm_pre_callback) (void),
+void k3_sysfw_loader(bool rom_loaded_sysfw,
+ void (*config_pm_pre_callback)(void),
void (*config_pm_done_callback)(void))
{
struct spl_image_info spl_image = { 0 };
@@ -231,6 +244,13 @@ void k3_sysfw_loader(void (*config_pm_pre_callback) (void),
struct ti_sci_handle *ti_sci;
int ret = 0;
+ if (rom_loaded_sysfw) {
+ k3_start_system_controller(K3_SYSTEM_CONTROLLER_RPROC_ID,
+ rom_loaded_sysfw, 0, 0);
+ sysfw_loaded = true;
+ return;
+ }
+
/* Reserve a block of aligned memory for loading the SYSFW image */
sysfw_load_address = memalign(ARCH_DMA_MINALIGN,
CONFIG_K3_SYSFW_IMAGE_SIZE_MAX);