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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:13:47 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 09:13:47 +0000
commit102b0d2daa97dae68d3eed54d8fe37a9cc38a892 (patch)
treebcf648efac40ca6139842707f0eba5a4496a6dd2 /plat/brcm/board/stingray/include/sr_utils.h
parentInitial commit. (diff)
downloadarm-trusted-firmware-102b0d2daa97dae68d3eed54d8fe37a9cc38a892.tar.xz
arm-trusted-firmware-102b0d2daa97dae68d3eed54d8fe37a9cc38a892.zip
Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'plat/brcm/board/stingray/include/sr_utils.h')
-rw-r--r--plat/brcm/board/stingray/include/sr_utils.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/plat/brcm/board/stingray/include/sr_utils.h b/plat/brcm/board/stingray/include/sr_utils.h
new file mode 100644
index 0000000..b3fc735
--- /dev/null
+++ b/plat/brcm/board/stingray/include/sr_utils.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2017 - 2020, Broadcom
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SR_UTILS_H
+#define SR_UTILS_H
+
+#include <lib/mmio.h>
+
+#include <chip_id.h>
+#include <cmn_plat_util.h>
+#include <sr_def.h>
+
+static inline void brcm_stingray_set_qspi_mux(int enable_ap)
+{
+ mmio_write_32(QSPI_HOLD_N_MODE_SEL_CONTROL, enable_ap);
+ mmio_write_32(QSPI_WP_N_MODE_SEL_CONTROL, enable_ap);
+ mmio_write_32(QSPI_SCK_MODE_SEL_CONTROL, enable_ap);
+ mmio_write_32(QSPI_CS_N_MODE_SEL_CONTROL, enable_ap);
+ mmio_write_32(QSPI_MOSI_MODE_SEL_CONTROL, enable_ap);
+ mmio_write_32(QSPI_MISO_MODE_SEL_CONTROL, enable_ap);
+}
+
+static inline void brcm_stingray_set_straps(uint32_t boot_source)
+{
+ /* Enable software strap override */
+ mmio_setbits_32(CDRU_CHIP_STRAP_CTRL,
+ BIT(CDRU_CHIP_STRAP_CTRL__SOFTWARE_OVERRIDE));
+
+ /* set straps to the next boot source */
+ mmio_clrsetbits_32(CDRU_CHIP_STRAP_DATA,
+ BOOT_SOURCE_MASK,
+ boot_source);
+
+ /* Disable software strap override */
+ mmio_clrbits_32(CDRU_CHIP_STRAP_CTRL,
+ BIT(CDRU_CHIP_STRAP_CTRL__SOFTWARE_OVERRIDE));
+}
+
+#endif