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clk: tegra: Add PLLP_UD and PLLMB_UD for Tegra210 

Introduce the low jitter path of PLLP and PLLMB which can be used as EMC
clock source.

Signed-off-by: Joseph Lo <josephl@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Joseph Lo 2019-05-29 16:21:33 +08:00 committed by Thierry Reding
parent 3dcbd36fa3
commit cd4d6f3575
2 changed files with 13 additions and 2 deletions
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11
drivers/clk/tegra/clk-tegra210.c
View File

@ -3153,6 +3153,17 @@ static void __init tegra210_pll_init(void __iomem *clk_base,
clk_register_clkdev(clk, "pll_m_ud", NULL);
clks[TEGRA210_CLK_PLL_M_UD] = clk;
/* PLLMB_UD */
clk = clk_register_fixed_factor(NULL, "pll_mb_ud", "pll_mb",
CLK_SET_RATE_PARENT, 1, 1);
clk_register_clkdev(clk, "pll_mb_ud", NULL);
clks[TEGRA210_CLK_PLL_MB_UD] = clk;
/* PLLP_UD */
clk = clk_register_fixed_factor(NULL, "pll_p_ud", "pll_p",
0, 1, 1);
clks[TEGRA210_CLK_PLL_P_UD] = clk;
/* PLLU_VCO */
if (!tegra210_init_pllu()) {
clk = clk_register_fixed_rate(NULL, "pll_u_vco", "pll_ref", 0,

4
include/dt-bindings/clock/tegra210-car.h
View File

@ -351,8 +351,8 @@
#define TEGRA210_CLK_PLL_P_OUT_XUSB 317
#define TEGRA210_CLK_XUSB_SSP_SRC 318
#define TEGRA210_CLK_PLL_RE_OUT1 319
/* 320 */
/* 321 */
#define TEGRA210_CLK_PLL_MB_UD 320
#define TEGRA210_CLK_PLL_P_UD 321
#define TEGRA210_CLK_ISP 322
#define TEGRA210_CLK_PLL_A_OUT_ADSP 323
#define TEGRA210_CLK_PLL_A_OUT0_OUT_ADSP 324