diff options
| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-10-27 23:47:00 +0900 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-10-29 17:01:40 +0900 |
| commit | 295326231d1ca8e1e81dbf799a642c5348bc8804 (patch) | |
| tree | 9b7619454884be032f9147f883d69d74d4631393 /arch | |
| parent | dd39ee8a545132431b6441135c707e2c49317f8b (diff) | |
ARM: uniphier: enable SSC for more PLLs for LD20 SoC
For Electro-Magnetic Compatibility.
Set CPLL, SPLL2, MPLL, VPPLL, GPPLL, DPLL* to SSC rate 1 percent.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-uniphier/clk/dpll-ld20.c | 9 | ||||
| -rw-r--r-- | arch/arm/mach-uniphier/clk/pll-ld20.c | 15 |
2 files changed, 11 insertions, 13 deletions
diff --git a/arch/arm/mach-uniphier/clk/dpll-ld20.c b/arch/arm/mach-uniphier/clk/dpll-ld20.c index 113231307a..86e99c4d1f 100644 --- a/arch/arm/mach-uniphier/clk/dpll-ld20.c +++ b/arch/arm/mach-uniphier/clk/dpll-ld20.c @@ -11,12 +11,9 @@ int uniphier_ld20_dpll_init(const struct uniphier_board_data *bd) { - unsigned int dpll_ssc_rate = UNIPHIER_BD_DPLL_SSC_GET_RATE(bd->flags); - unsigned int dram_freq = bd->dram_freq; - - uniphier_ld20_sscpll_init(SC_DPLL0CTRL, dram_freq, dpll_ssc_rate, 2); - uniphier_ld20_sscpll_init(SC_DPLL1CTRL, dram_freq, dpll_ssc_rate, 2); - uniphier_ld20_sscpll_init(SC_DPLL2CTRL, dram_freq, dpll_ssc_rate, 2); + uniphier_ld20_sscpll_init(SC_DPLL0CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); + uniphier_ld20_sscpll_init(SC_DPLL1CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); + uniphier_ld20_sscpll_init(SC_DPLL2CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); return 0; } diff --git a/arch/arm/mach-uniphier/clk/pll-ld20.c b/arch/arm/mach-uniphier/clk/pll-ld20.c index 5e545da227..8ad6883455 100644 --- a/arch/arm/mach-uniphier/clk/pll-ld20.c +++ b/arch/arm/mach-uniphier/clk/pll-ld20.c @@ -13,8 +13,6 @@ 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); @@ -24,11 +22,14 @@ int uniphier_ld20_pll_init(const struct uniphier_board_data *bd) 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_sscpll_ssc_en(SC_CPLLCTRL); + uniphier_ld20_sscpll_ssc_en(SC_SPLL2CTRL); + uniphier_ld20_sscpll_ssc_en(SC_MPLLCTRL); + uniphier_ld20_sscpll_ssc_en(SC_VPPLLCTRL); + uniphier_ld20_sscpll_ssc_en(SC_GPPLLCTRL); + 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); |