debug("enable_cpu_power_rail entry\n");
/* un-tristate PWR_I2C SCL/SDA, rest of the defaults are correct */
- pinmux_tristate_disable(PINGRP_PWR_I2C_SCL);
- pinmux_tristate_disable(PINGRP_PWR_I2C_SDA);
+ pinmux_tristate_disable(PMUX_PINGRP_PWR_I2C_SCL_PZ6);
+ pinmux_tristate_disable(PMUX_PINGRP_PWR_I2C_SDA_PZ7);
/*
* Set CPUPWRGOOD_TIMER - APB clock is 1/2 of SCLK (102MHz),
/* Wait for PLL-X to lock */
do {
reg = readl(&clkrst->crc_pll_simple[SIMPLE_PLLX].pll_base);
- } while ((reg & (1 << 27)) == 0);
+ } while ((reg & PLL_LOCK_MASK) == 0);
/* Wait until all clocks are stable */
udelay(PLL_STABILIZATION_DELAY);
debug("t114_init_clocks exit\n");
}
-static int is_partition_powered(u32 mask)
+static bool is_partition_powered(u32 partid)
{
struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
u32 reg;
/* Get power gate status */
reg = readl(&pmc->pmc_pwrgate_status);
- return (reg & mask) == mask;
+ return !!(reg & (1 << partid));
}
-static int is_clamp_enabled(u32 mask)
+static bool is_clamp_enabled(u32 partid)
{
struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
u32 reg;
/* Get clamp status. */
reg = readl(&pmc->pmc_clamp_status);
- return (reg & mask) == mask;
+ return !!(reg & (1 << partid));
}
-static void power_partition(u32 status, u32 partid)
+static void power_partition(u32 partid)
{
struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
- debug("%s: status = %08X, part ID = %08X\n", __func__, status, partid);
+ debug("%s: part ID = %08X\n", __func__, partid);
/* Is the partition already on? */
- if (!is_partition_powered(status)) {
+ if (!is_partition_powered(partid)) {
/* No, toggle the partition power state (OFF -> ON) */
debug("power_partition, toggling state\n");
- clrbits_le32(&pmc->pmc_pwrgate_toggle, 0x1F);
- setbits_le32(&pmc->pmc_pwrgate_toggle, partid);
- setbits_le32(&pmc->pmc_pwrgate_toggle, START_CP);
+ writel(START_CP | partid, &pmc->pmc_pwrgate_toggle);
/* Wait for the power to come up */
- while (!is_partition_powered(status))
+ while (!is_partition_powered(partid))
;
/* Wait for the clamp status to be cleared */
- while (is_clamp_enabled(status))
+ while (is_clamp_enabled(partid))
;
/* Give I/O signals time to stabilize */
/* We boot to the fast cluster */
debug("powerup_cpus entry: G cluster\n");
/* Power up the fast cluster rail partition */
- power_partition(CRAIL, CRAILID);
+ power_partition(CRAIL);
/* Power up the fast cluster non-CPU partition */
- power_partition(C0NC, C0NCID);
+ power_partition(C0NC);
/* Power up the fast cluster CPU0 partition */
- power_partition(CE0, CE0ID);
+ power_partition(CE0);
}
void start_cpu(u32 reset_vector)