diff options
Diffstat (limited to 'plat/imx/imx8m/imx8mq/gpc.c')
| -rw-r--r-- | plat/imx/imx8m/imx8mq/gpc.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/plat/imx/imx8m/imx8mq/gpc.c b/plat/imx/imx8m/imx8mq/gpc.c index c15c8739..2baa027e 100644 --- a/plat/imx/imx8m/imx8mq/gpc.c +++ b/plat/imx/imx8m/imx8mq/gpc.c @@ -292,6 +292,36 @@ void imx_set_cluster_powerdown(unsigned int last_core, uint8_t power_state) } } +#define MAX_PLL_NUM 12 + +struct pll_override imx8mq_pll[MAX_PLL_NUM] = { + {.reg = 0x0, .override_mask = 0x140000, }, + {.reg = 0x8, .override_mask = 0x140000, }, + {.reg = 0x10, .override_mask = 0x140000, }, + {.reg = 0x18, .override_mask = 0x140000, }, + {.reg = 0x20, .override_mask = 0x140000, }, + {.reg = 0x28, .override_mask = 0x140000, }, + {.reg = 0x30, .override_mask = 0x1555540, }, + {.reg = 0x3c, .override_mask = 0x1555540, }, + {.reg = 0x48, .override_mask = 0x140, }, + {.reg = 0x54, .override_mask = 0x140, }, + {.reg = 0x60, .override_mask = 0x140, }, + {.reg = 0x70, .override_mask = 0xa, }, +}; + +void imx_anamix_override(bool enter) +{ + int i; + + /* enable the pll override bit before entering DSM mode */ + for (i = 0; i < MAX_PLL_NUM; i++) { + if (enter) + mmio_setbits_32(IMX_ANAMIX_BASE + imx8mq_pll[i].reg, imx8mq_pll[i].override_mask); + else + mmio_clrbits_32(IMX_ANAMIX_BASE + imx8mq_pll[i].reg, imx8mq_pll[i].override_mask); + } +} + int imx_gpc_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, |