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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/arm/mach-omap1/reset.c | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
| download | FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.gz FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.bz2 FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.zip | |
dirty fix to merging
Diffstat (limited to 'arch/arm/mach-omap1/reset.c')
| -rw-r--r-- | arch/arm/mach-omap1/reset.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/reset.c b/arch/arm/mach-omap1/reset.c new file mode 100644 index 00000000..f255b153 --- /dev/null +++ b/arch/arm/mach-omap1/reset.c @@ -0,0 +1,23 @@ +/* + * OMAP1 reset support + */ +#include <linux/kernel.h> +#include <linux/io.h> + +#include <plat/prcm.h> + +#include <mach/hardware.h> + +void omap1_restart(char mode, const char *cmd) +{ + /* + * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28 + * "Global Software Reset Affects Traffic Controller Frequency". + */ + if (cpu_is_omap5912()) { + omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4), DPLL_CTL); + omap_writew(0x8, ARM_RSTCT1); + } + + omap_writew(1, ARM_RSTCT1); +} |