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authorStefan Agner <stefan@agner.ch>2016-04-28 14:07:03 -0700
committerShawn Guo <shawnguo@kernel.org>2016-05-03 20:35:38 +0800
commit92a847e3609a8d00bcbe8bdfacbcbbca03135410 (patch)
tree9c4b5f7bee694e5820cb099b11d82db2022fdf80 /drivers
parent585a60f24bf86671b17ca7420e82b9404ff18502 (diff)
downloadlinux-92a847e3609a8d00bcbe8bdfacbcbbca03135410.tar.bz2
clk: imx7d: fix ahb clock mux 1
The clock parent of the AHB root clock when using mux option 1 is the SYS PLL 270MHz clock. This is specified in Table 5-11 Clock Root Table of the i.MX 7Dual Applications Processor Reference Manual. While it could be a documentation error, the 270MHz parent is also mentioned in the boot ROM configuration in Table 6-28: The clock is by default at 135MHz due to a POST_PODF value of 1 (=> divider of 2). Signed-off-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/clk/imx/clk-imx7d.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c
index 7912be83c4af..522996800d5b 100644
--- a/drivers/clk/imx/clk-imx7d.c
+++ b/drivers/clk/imx/clk-imx7d.c
@@ -56,7 +56,7 @@ static const char *nand_usdhc_bus_sel[] = { "osc", "pll_sys_pfd2_270m_clk",
"pll_sys_pfd2_135m_clk", "pll_sys_pfd6_clk", "pll_enet_250m_clk",
"pll_audio_main_clk", };
-static const char *ahb_channel_sel[] = { "osc", "pll_sys_pfd2_135m_clk",
+static const char *ahb_channel_sel[] = { "osc", "pll_sys_pfd2_270m_clk",
"pll_dram_533m_clk", "pll_sys_pfd0_392m_clk",
"pll_enet_125m_clk", "pll_usb_main_clk", "pll_audio_main_clk",
"pll_video_main_clk", };