From 06523b27dbc0694697aa7e1f372dfbe1061a2115 Mon Sep 17 00:00:00 2001 From: Peter Korsgaard Date: Sat, 6 Oct 2007 22:02:36 +0200 Subject: [PATCH] fsl_spi_init: Support non-QE processors On non-QE processors (mpc831x/mpc834x) the SPI clock is the SoC clock. Signed-off-by: Peter Korsgaard --- arch/powerpc/sysdev/fsl_soc.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c index be5e0bd..3ace747 100644 --- a/arch/powerpc/sysdev/fsl_soc.c +++ b/arch/powerpc/sysdev/fsl_soc.c @@ -1222,8 +1222,12 @@ int __init fsl_spi_init(struct spi_board_info *board_infos, unsigned int i; const u32 *sysclk; + /* SPI controller is either clocked from QE or SoC clock */ np = of_find_node_by_type(NULL, "qe"); if (!np) + np = of_find_node_by_type(NULL, "soc"); + + if (!np) return -ENODEV; sysclk = of_get_property(np, "bus-frequency", NULL); -- 1.5.3.2