diff options
Diffstat (limited to 'include/drivers/brcm/dmu.h')
| -rw-r--r-- | include/drivers/brcm/dmu.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/drivers/brcm/dmu.h b/include/drivers/brcm/dmu.h new file mode 100644 index 0000000..3a57bbd --- /dev/null +++ b/include/drivers/brcm/dmu.h @@ -0,0 +1,35 @@ +/* + * Copyright (c) 2015 - 2020, Broadcom + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef DMU_H +#define DMU_H + +/* Clock field should be 2 bits only */ +#define CLKCONFIG_MASK 0x3 + +/* argument */ +struct DmuBlockEnable { + uint32_t sotp:1; + uint32_t pka_rng:1; + uint32_t crypto:1; + uint32_t spl:1; + uint32_t cdru_vgm:1; + uint32_t apbs_s0_idm:1; + uint32_t smau_s0_idm:1; +}; + +/* prototype */ +uint32_t bcm_dmu_block_enable(struct DmuBlockEnable dbe); +uint32_t bcm_dmu_block_disable(struct DmuBlockEnable dbe); +uint32_t bcm_set_ihost_pll_freq(uint32_t cluster_num, int ihost_pll_freq_sel); +uint32_t bcm_get_ihost_pll_freq(uint32_t cluster_num); + +#define PLL_FREQ_BYPASS 0x0 +#define PLL_FREQ_FULL 0x1 +#define PLL_FREQ_HALF 0x2 +#define PLL_FREQ_QRTR 0x3 + +#endif |