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| author | Alexey Brodkin <abrodkin@synopsys.com> | 2018-10-10 15:53:45 +0300 |
|---|---|---|
| committer | Alexey Brodkin <abrodkin@synopsys.com> | 2018-10-12 15:14:41 +0300 |
| commit | 031154fe8f2b1b6b2a6e2d1449676a8c6dc42ebf (patch) | |
| tree | c07fefddefbc265bd097d80ad90785a0b10244ba /board/synopsys | |
| parent | 7d388add5592dd65eac21fcbc77ca1cccec5fa38 (diff) | |
| download | u-boot-031154fe8f2b1b6b2a6e2d1449676a8c6dc42ebf.zip u-boot-031154fe8f2b1b6b2a6e2d1449676a8c6dc42ebf.tar.gz u-boot-031154fe8f2b1b6b2a6e2d1449676a8c6dc42ebf.tar.bz2 | |
iot_dk: Add support of 136 MHz clock
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Diffstat (limited to 'board/synopsys')
| -rw-r--r-- | board/synopsys/iot_devkit/iot_devkit.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/board/synopsys/iot_devkit/iot_devkit.c b/board/synopsys/iot_devkit/iot_devkit.c index fb39e6d..04e003c 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 */ |