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| author | Jan Weitzel <j.weitzel@phytec.de> | 2012-08-14 09:04:33 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2012-08-14 22:01:33 +0200 |
| commit | 4d5850ff9e19f0170399849b1ee55ac5051ca70e (patch) | |
| tree | 6220bb5d2dc26567689fccca6c48f2bbbdf8dcfa /arch/arm/boards/panda | |
| parent | 054085bfba59485a780a7beaf1b8744764f90cd7 (diff) | |
| download | barebox-4d5850ff9e19f0170399849b1ee55ac5051ca70e.tar.gz barebox-4d5850ff9e19f0170399849b1ee55ac5051ca70e.tar.xz | |
OMAP4460: clock init
Change clock init to allow early gpio access. Add support for 4460 clocks.
Signed-off-by: Jan Weitzel <j.weitzel@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/boards/panda')
| -rw-r--r-- | arch/arm/boards/panda/mux.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/boards/panda/mux.c b/arch/arm/boards/panda/mux.c index 310e43372f..3783006ad6 100644 --- a/arch/arm/boards/panda/mux.c +++ b/arch/arm/boards/panda/mux.c @@ -3,6 +3,7 @@ #include <io.h> #include <mach/omap4-silicon.h> #include <mach/omap4-mux.h> +#include <mach/omap4-clock.h> static const struct pad_conf_entry core_padconf_array[] = { { GPMC_AD0, PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M1 /* sdmmc2_dat0 */ }, @@ -245,4 +246,11 @@ void set_muxconf_regs(void) omap4_do_set_mux(OMAP44XX_CONTROL_PADCONF_WKUP, wkup_padconf_array, ARRAY_SIZE(wkup_padconf_array)); + + /* gpio_wk7 is used for controlling TPS on 4460 */ + if (omap4_revision() >= OMAP4460_ES1_0) { + writew(M3, OMAP44XX_CONTROL_PADCONF_WKUP + PAD1_FREF_CLK4_REQ); + /* Enable GPIO-1 clocks before TPS initialization */ + omap4_enable_gpio1_wup_clocks(); + } } |