1*f29d1e0cSSheetal Tigadoli /*
2*f29d1e0cSSheetal Tigadoli * Copyright (c) 2017 - 2020, Broadcom
3*f29d1e0cSSheetal Tigadoli *
4*f29d1e0cSSheetal Tigadoli * SPDX-License-Identifier: BSD-3-Clause
5*f29d1e0cSSheetal Tigadoli */
6*f29d1e0cSSheetal Tigadoli
7*f29d1e0cSSheetal Tigadoli #ifndef SR_UTILS_H
8*f29d1e0cSSheetal Tigadoli #define SR_UTILS_H
9*f29d1e0cSSheetal Tigadoli
10*f29d1e0cSSheetal Tigadoli #include <lib/mmio.h>
11*f29d1e0cSSheetal Tigadoli
12*f29d1e0cSSheetal Tigadoli #include <chip_id.h>
13*f29d1e0cSSheetal Tigadoli #include <cmn_plat_util.h>
14*f29d1e0cSSheetal Tigadoli #include <sr_def.h>
15*f29d1e0cSSheetal Tigadoli
brcm_stingray_set_qspi_mux(int enable_ap)16*f29d1e0cSSheetal Tigadoli static inline void brcm_stingray_set_qspi_mux(int enable_ap)
17*f29d1e0cSSheetal Tigadoli {
18*f29d1e0cSSheetal Tigadoli mmio_write_32(QSPI_HOLD_N_MODE_SEL_CONTROL, enable_ap);
19*f29d1e0cSSheetal Tigadoli mmio_write_32(QSPI_WP_N_MODE_SEL_CONTROL, enable_ap);
20*f29d1e0cSSheetal Tigadoli mmio_write_32(QSPI_SCK_MODE_SEL_CONTROL, enable_ap);
21*f29d1e0cSSheetal Tigadoli mmio_write_32(QSPI_CS_N_MODE_SEL_CONTROL, enable_ap);
22*f29d1e0cSSheetal Tigadoli mmio_write_32(QSPI_MOSI_MODE_SEL_CONTROL, enable_ap);
23*f29d1e0cSSheetal Tigadoli mmio_write_32(QSPI_MISO_MODE_SEL_CONTROL, enable_ap);
24*f29d1e0cSSheetal Tigadoli }
25*f29d1e0cSSheetal Tigadoli
brcm_stingray_set_straps(uint32_t boot_source)26*f29d1e0cSSheetal Tigadoli static inline void brcm_stingray_set_straps(uint32_t boot_source)
27*f29d1e0cSSheetal Tigadoli {
28*f29d1e0cSSheetal Tigadoli /* Enable software strap override */
29*f29d1e0cSSheetal Tigadoli mmio_setbits_32(CDRU_CHIP_STRAP_CTRL,
30*f29d1e0cSSheetal Tigadoli BIT(CDRU_CHIP_STRAP_CTRL__SOFTWARE_OVERRIDE));
31*f29d1e0cSSheetal Tigadoli
32*f29d1e0cSSheetal Tigadoli /* set straps to the next boot source */
33*f29d1e0cSSheetal Tigadoli mmio_clrsetbits_32(CDRU_CHIP_STRAP_DATA,
34*f29d1e0cSSheetal Tigadoli BOOT_SOURCE_MASK,
35*f29d1e0cSSheetal Tigadoli boot_source);
36*f29d1e0cSSheetal Tigadoli
37*f29d1e0cSSheetal Tigadoli /* Disable software strap override */
38*f29d1e0cSSheetal Tigadoli mmio_clrbits_32(CDRU_CHIP_STRAP_CTRL,
39*f29d1e0cSSheetal Tigadoli BIT(CDRU_CHIP_STRAP_CTRL__SOFTWARE_OVERRIDE));
40*f29d1e0cSSheetal Tigadoli }
41*f29d1e0cSSheetal Tigadoli
42*f29d1e0cSSheetal Tigadoli #endif
43