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| author | Robin Gong <b38343@freescale.com> | 2015-05-21 10:45:03 +0800 |
|---|---|---|
| committer | Robin Gong <b38343@freescale.com> | 2015-05-25 10:41:48 +0800 |
| commit | 5d3d305c2ec0128719a2e7f5e7b2cc37cf4e7da6 (patch) | |
| tree | 7e465c7bd9b3f5fba8576b17b941c58f79af153f /arch | |
| parent | 053dda1f184cf31472444fcdcf6b0543a40aa193 (diff) | |
| download | u-boot-imx-5d3d305c2ec0128719a2e7f5e7b2cc37cf4e7da6.zip u-boot-imx-5d3d305c2ec0128719a2e7f5e7b2cc37cf4e7da6.tar.gz u-boot-imx-5d3d305c2ec0128719a2e7f5e7b2cc37cf4e7da6.tar.bz2 | |
MLK-10957: ARM: mx6qp: do not turn off PU
There is narrow window that PRE driver is ready but GPU driver probe later,
and the later GPU driver turn on PU may cause 'PRE hang' issue. To simplify
thing, do not turn off PU in u-boot.
Signed-off-by: Robin Gong <b38343@freescale.com>
(cherry picked from commit 6b0787b726e2ff32210d742d93ecd3f4bb2ae402)
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index 51d122e..1d8d070 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -578,7 +578,8 @@ int arch_cpu_init(void) #ifndef CONFIG_MX6SL imx_set_pcie_phy_power_down(); #endif - imx_set_vddpu_power_down(); + if (!is_mx6dqp()) + imx_set_vddpu_power_down(); #ifdef CONFIG_APBH_DMA /* Start APBH DMA */ |