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| author |   Lukasz Luba <l.luba@partner.samsung.com> | 2019-06-05 18:54:00 +0200 |
|---|---|---|
| committer |   Sylwester Nawrocki <s.nawrocki@samsung.com> | 2019-06-06 15:53:10 +0200 |
| commit | 8b4a7acf7b30c811c5cd8b70b615ca8f9efe86cc (patch) | |
| tree | 13d6ad8fe81506c804a20622d3622a426a902b69 /drivers/clk/samsung | |
| parent | clk: samsung: add needed IDs for DMC clocks in Exynos5420 (diff) | |
| download | linux-dev-8b4a7acf7b30c811c5cd8b70b615ca8f9efe86cc.tar.xz linux-dev-8b4a7acf7b30c811c5cd8b70b615ca8f9efe86cc.zip | |
clk: samsung: add BPLL rate table for Exynos 5422 SoC
Add new table rate for BPLL for Exynos5422 SoC supporting Dynamic Memory
Controller frequencies for driver's DRAM timings.
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Lukasz Luba <l.luba@partner.samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Diffstat (limited to 'drivers/clk/samsung')
| -rw-r--r-- | drivers/clk/samsung/clk-exynos5420.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c index 34cce3c5898f..e4ddc4516809 100644 --- a/drivers/clk/samsung/clk-exynos5420.c +++ b/drivers/clk/samsung/clk-exynos5420.c @@ -1285,6 +1285,17 @@ static const struct samsung_pll_rate_table exynos5420_pll2550x_24mhz_tbl[] __ini PLL_35XX_RATE(24 * MHZ, 200000000, 200, 3, 3), }; +static const struct samsung_pll_rate_table exynos5422_bpll_rate_table[] = { + PLL_35XX_RATE(24 * MHZ, 825000000, 275, 4, 1), + PLL_35XX_RATE(24 * MHZ, 728000000, 182, 3, 1), + PLL_35XX_RATE(24 * MHZ, 633000000, 211, 4, 1), + PLL_35XX_RATE(24 * MHZ, 543000000, 181, 2, 2), + PLL_35XX_RATE(24 * MHZ, 413000000, 413, 6, 2), + PLL_35XX_RATE(24 * MHZ, 275000000, 275, 3, 3), + PLL_35XX_RATE(24 * MHZ, 206000000, 206, 3, 3), + PLL_35XX_RATE(24 * MHZ, 165000000, 110, 2, 3), +}; + static const struct samsung_pll_rate_table exynos5420_epll_24mhz_tbl[] = { PLL_36XX_RATE(24 * MHZ, 600000000U, 100, 2, 1, 0), PLL_36XX_RATE(24 * MHZ, 400000000U, 200, 3, 2, 0), @@ -1427,9 +1438,13 @@ static void __init exynos5x_clk_init(struct device_node *np, exynos5x_plls[apll].rate_table = exynos5420_pll2550x_24mhz_tbl; exynos5x_plls[epll].rate_table = exynos5420_epll_24mhz_tbl; exynos5x_plls[kpll].rate_table = exynos5420_pll2550x_24mhz_tbl; - exynos5x_plls[bpll].rate_table = exynos5420_pll2550x_24mhz_tbl; } + if (soc == EXYNOS5420) + exynos5x_plls[bpll].rate_table = exynos5420_pll2550x_24mhz_tbl; + else + exynos5x_plls[bpll].rate_table = exynos5422_bpll_rate_table; + samsung_clk_register_pll(ctx, exynos5x_plls, ARRAY_SIZE(exynos5x_plls), reg_base); samsung_clk_register_fixed_rate(ctx, exynos5x_fixed_rate_clks, |