From: Ranjith Lohithakshan Date: Mon, 3 May 2010 11:37:51 +0000 (+0530) Subject: OMAP3EVM: Update pad configuration for wakeup enabled pads X-Git-Tag: firefly_0821_release~9833^2~2070^2~25^2~3 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f3a8cde6bc58d97723cbc965d4d03a7cd86152fb;p=firefly-linux-kernel-4.4.55.git OMAP3EVM: Update pad configuration for wakeup enabled pads OMAP3530 TRM section 7.4.4.4.2 requires OFFOUTENABLE to be set (active low) if wakeup capabilities are enabled on a pad. During OFF mode testing on OMAP3530 EVM, it was observed that the device was not residing in the OFF state. The device enters into the OFF state and immediately exits from that state as if an IO wakeup event has occured. The issue was traced down to the pad configuration of wkaeup enabled pad's. Signed-off-by: Ranjith Lohithakshan Signed-off-by: Kevin Hilman --- diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 017bb2f4f7d2..3548fb859123 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -651,10 +651,10 @@ static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = { #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | + OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW | OMAP_PIN_OFF_WAKEUPENABLE), OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | + OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW | OMAP_PIN_OFF_WAKEUPENABLE), { .reg_offset = OMAP_MUX_TERMINATOR }, };