| From | Eric Bénard <> | Subject | [PATCH 09/19] clock-imx35: fix reboot in internal boot mode | Date | Tue, 13 Dec 2011 07:31:41 +0100 |
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commit 8d75a2620dc3e33ce504044c375c443ed7ed4128 disable IIM clock after reading silicon revision which will prevent reboot in internal boot mode (see comment a few line before)
Signed-off-by: Eric Bénard <eric@eukrea.com> Cc: Jason Liu <jason.hui@linaro.org> Cc: Sascha Hauer <kernel@pengutronix.de> --- arch/arm/mach-imx/clock-imx35.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-imx/clock-imx35.c b/arch/arm/mach-imx/clock-imx35.c index 8116f11..b49a732 100644 --- a/arch/arm/mach-imx/clock-imx35.c +++ b/arch/arm/mach-imx/clock-imx35.c @@ -538,7 +538,10 @@ int __init mx35_clocks_init() clk_enable(&iim_clk); imx_print_silicon_rev("i.MX35", mx35_revision()); - clk_disable(&iim_clk); + /* Don't disable IIM clock if we came up in internal boot mode */ + if (__raw_readl(CCM_BASE + CCM_RCSR) & (3 << 10)) { + clk_disable(&iim_clk); + } #ifdef CONFIG_MXC_USE_EPIT epit_timer_init(&epit1_clk, -- 1.7.6.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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