| /* |
| * Copyright (C) 2016 Socionext Inc. |
| * Author: Masahiro Yamada <yamada.masahiro@socionext.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| |
| #include "../init.h" |
| #include "../sc64-regs.h" |
| #include "pll.h" |
| |
| int uniphier_ld20_pll_init(const struct uniphier_board_data *bd) |
| { |
| unsigned int dpll_ssc_rate = UNIPHIER_BD_DPLL_SSC_GET_RATE(bd->flags); |
| |
| uniphier_ld20_sscpll_init(SC_CPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 4); |
| /* do nothing for SPLL */ |
| uniphier_ld20_sscpll_init(SC_SPLL2CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 4); |
| uniphier_ld20_sscpll_init(SC_MPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); |
| uniphier_ld20_sscpll_init(SC_VPPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 4); |
| uniphier_ld20_sscpll_init(SC_GPPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); |
| |
| mdelay(1); |
| |
| if (dpll_ssc_rate > 0) { |
| uniphier_ld20_sscpll_ssc_en(SC_DPLL0CTRL); |
| uniphier_ld20_sscpll_ssc_en(SC_DPLL1CTRL); |
| uniphier_ld20_sscpll_ssc_en(SC_DPLL2CTRL); |
| } |
| |
| uniphier_ld20_vpll27_init(SC_VPLL27FCTRL); |
| uniphier_ld20_vpll27_init(SC_VPLL27ACTRL); |
| |
| uniphier_ld20_dspll_init(SC_VPLL8KCTRL); |
| uniphier_ld20_dspll_init(SC_A2PLLCTRL); |
| |
| return 0; |
| } |