From: Peter Tyser <ptyser@xes-inc.com>
Date: Sat, 18 Jul 2009 00:01:09 +0000 (-0500)
Subject: xpedite1k: Add support for additional GPIO pins
X-Git-Tag: v2025.01-rc5-pxa1908~21013^2~13
X-Git-Url: http://git.dujemihanovic.xyz/%22http:/kyber.dk/phpMyBuilder/static/%7B%7B?a=commitdiff_plain;h=b88da157f9990cd2cb081e4faea4b9581b5d0e2f;p=u-boot.git

xpedite1k: Add support for additional GPIO pins

Enable GPIO pins for an I2C EEPROM write protect, a system reset pin,
and a PMC #MONARCH pin.  These pins are not currently used in U-Boot,
but are used in OSes and may be used in U-Boot in the future.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Stefan Roese <sr@denx.de>
---

diff --git a/board/xpedite1k/xpedite1k.c b/board/xpedite1k/xpedite1k.c
index 8a3503dd4f..ed864bad6e 100644
--- a/board/xpedite1k/xpedite1k.c
+++ b/board/xpedite1k/xpedite1k.c
@@ -32,9 +32,18 @@ int board_early_init_f(void)
 {
 	unsigned long sdrreg;
 
-	/* TBS: Setup the GPIO access for the user LEDs */
+	/*
+	 * Enable GPIO for pins 18 - 24
+	 * 18 = SEEPROM_WP
+	 * 19 = #M_RST
+	 * 20 = #MONARCH
+	 * 21 = #LED_ALARM
+	 * 22 = #LED_ACT
+	 * 23 = #LED_STATUS1
+	 * 24 = #LED_STATUS2
+	 */
 	mfsdr(sdr_pfc0, sdrreg);
-	mtsdr(sdr_pfc0, (sdrreg & ~0x00000100) | 0x00000E00);
+	mtsdr(sdr_pfc0, (sdrreg & ~SDR0_PFC0_TRE_ENABLE) | 0x00003e00);
 	out32(CONFIG_SYS_GPIO_BASE + 0x018, (USR_LED0 | USR_LED1 | USR_LED2 | USR_LED3));
 	LED0_OFF();
 	LED1_OFF();