From 031154fe8f2b1b6b2a6e2d1449676a8c6dc42ebf Mon Sep 17 00:00:00 2001 From: Alexey Brodkin <abrodkin@synopsys.com> Date: Wed, 10 Oct 2018 15:53:45 +0300 Subject: [PATCH] iot_dk: Add support of 136 MHz clock Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> --- board/synopsys/iot_devkit/iot_devkit.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/board/synopsys/iot_devkit/iot_devkit.c b/board/synopsys/iot_devkit/iot_devkit.c index fb39e6d50c..04e003c31f 100644 --- a/board/synopsys/iot_devkit/iot_devkit.c +++ b/board/synopsys/iot_devkit/iot_devkit.c @@ -68,6 +68,14 @@ static int set_cpu_freq(unsigned int clk) writel((readl(PLLCON) & PLL_MASK_2) | 0x200191, PLLCON); break; + case 136: + writel(readl(PLLCON) & PLL_MASK_0, PLLCON); + /* pll_off=1, M=17, N=1, OD=1, PLL_OUT_CLK=136M */ + writel((readl(PLLCON) & PLL_MASK_1) | 0x100111, PLLCON); + /* pll_off=0, M=17, N=1, OD=1, PLL_OUT_CLK=136M */ + writel((readl(PLLCON) & PLL_MASK_2) | 0x100111, PLLCON); + break; + case 144: writel(readl(PLLCON) & PLL_MASK_0, PLLCON); /* pll_off=1, M=18, N=1, OD=1, PLL_OUT_CLK=144M */ -- 2.39.5