diff options
Diffstat (limited to 'src/soc/marvell/mvmap2315/pmic.c')
| -rw-r--r-- | src/soc/marvell/mvmap2315/pmic.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/src/soc/marvell/mvmap2315/pmic.c b/src/soc/marvell/mvmap2315/pmic.c new file mode 100644 index 0000000000..f263804795 --- /dev/null +++ b/src/soc/marvell/mvmap2315/pmic.c @@ -0,0 +1,125 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Marvell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <stddef.h> +#include <stdint.h> +#include <stdlib.h> + +#include <arch/io.h> +#include <assert.h> +#include <console/console.h> +#include <soc/apmu.h> +#include <soc/clock.h> +#include <soc/pmic.h> + +static void syspwr_init(void) +{ + int result = 0; + + /* Start the PLLs */ + result |= apmu_set_pll(MAIN_PLL, D0, 2000); + result |= apmu_set_pll(CPU_PLL, D0, 2400); + result |= apmu_set_pll(MC_PLL, D0, 3200); + result |= apmu_set_pll(MCFLC_PLL, D0, 2133); + result |= apmu_set_pll(A2_PLL, D0, 1800); + result |= apmu_set_pll(GPU_PLL0, D0, 2000); + result |= apmu_set_pll(GPU_PLL1, D0, 2400); + result |= apmu_set_pll(MIPI_PLL, D0, 2000); + result |= apmu_set_pll(DISPLAY_PLL, D0, 1800); + + /* Start the peripheral devices */ + result |= apmu_set_dev(SDMMC, D0); + result |= apmu_set_dev(AES256, D0); + result |= apmu_set_dev(AP_AXI_HS, D0); + result |= apmu_set_dev(AP_UART0, D0); + result |= apmu_set_dev(AP_UART1, D0); + result |= apmu_set_dev(AP_M2M, D0); + result |= apmu_set_dev(AP_APB, D0); + result |= apmu_set_dev(AP_GIC, D0); + result |= apmu_set_dev(A2, D0); + result |= apmu_set_dev(MC, D0); + result |= apmu_set_dev(DDRPHY_0, D0); + result |= apmu_set_dev(DDRPHY_1, D0); + result |= apmu_set_dev(DDRPHY_2, D0); + result |= apmu_set_dev(DDRPHY_3, D0); + + if (result) + assert("ERRORS DURING system POWER-on"); +} + +void ap_start(void *entry) +{ + int result = 0; + + setbits_le32(&mvmap2315_cpu->apgencfg, + MVMAP2315_APGENCFG_BROADCASTINNER); + setbits_le32(&mvmap2315_cpu->apgencfg, + MVMAP2315_APGENCFG_BROADCASTOUTER); + clrbits_le32(&mvmap2315_cpu->apgencfg, + MVMAP2315_APGENCFG_BROADCASTCACHEMAINT); + setbits_le32(&mvmap2315_cpu->apgencfg, + MVMAP2315_APGENCFG_BROADCASTCACHEMAINTPOU); + setbits_le32(&mvmap2315_cpu->apgencfg, + MVMAP2315_APGENCFG_SYSBARDISABLE); + + result |= apmu_set_dev(APCPU_L2, D0); + + setbits_le32(&mvmap2315_cpu->apcorecfg0, + MVMAP2315_APCORECFG0_AA64NAA32); + + write32(&mvmap2315_cpu->rvbaraddr_low0, ((uintptr_t)entry) >> 2); + + write32(&mvmap2315_cpu->rvbaraddr_high0, 0); + + result |= apmu_set_dev(APCPU_0, D0); + + if (result) + assert("ERRORS DURING AP POWER-on"); +} + +void no_boot(void) +{ + /*TODO: impelement no_boot */ +} + +void charging_screen(void) +{ + /*TODO: impelement charging_screen */ +} + +void full_boot(void) +{ + printk(BIOS_DEBUG, "Powering up the system.\n"); + syspwr_init(); +} + +void mcu_start(void) +{ + int result = 0; + + result |= apmu_set_pll(APLL0, D0, APLL_589P824); + result |= apmu_set_clk(M4CLK, NOCHANGE, 4, SRCSEL_APLL0); + + if (result) + assert("ERRORS DURING MCU POWER-on"); + + clrbits_le32(&mvmap2315_mpmu_clk->resetmcu, MVMAP2315_MCU_RST_EN); + setbits_le32(&mvmap2315_mpmu_clk->resetmcu, MVMAP2315_MCU_RST_EN); +} + +u32 get_boot_path(void) +{ + return FULL_BOOT; +} |