Implement architecture speficic GPIO calls for adm5120, thanks to Gabor Juhos

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7286 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/adm5120-2.6/config/default

@@ -17,6 +17,7 @@ CONFIG_CMDLINE="console=ttyS0,115200 rootfs=jffs2,squashfs init=/etc/preinit"
 CONFIG_CPU_HAS_LLSC=y
 CONFIG_CPU_HAS_PREFETCH=y
 CONFIG_CPU_HAS_SYNC=y
+CONFIG_GENERIC_GPIO=y
 CONFIG_CPU_LITTLE_ENDIAN=y
 CONFIG_CPU_MIPS32=y
 CONFIG_CPU_MIPS32_R1=y

target/linux/adm5120-2.6/files/arch/mips/adm5120/Makefile

@@ -3,5 +3,6 @@
 #
 
 obj-y  := setup.o prom.o irq.o memory.o int-handler.o adm5120_info.o
+obj-y  += gpio.o
 
 EXTRA_AFLAGS := $(CFLAGS)

target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/adm5120_info.h

@@ -52,6 +52,16 @@ extern unsigned int adm5120_package;
 
 extern void adm5120_info_init(void);
 
+static inline int adm5120_package_pqfp(void)
+{
+	return (adm5120_package == ADM5120_PACKAGE_PQFP);
+}
+
+static inline int adm5120_package_bga(void)
+{
+	return (adm5120_package == ADM5120_PACKAGE_BGA);
+}
+
 static inline int adm5120_has_pci(void)
 {
 	return (adm5120_package == ADM5120_PACKAGE_BGA);

target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/adm5120_switch.h

@@ -85,5 +85,37 @@
 #define CODE_PK_BGA		0		/* BGA package */
 #define CODE_PK_PQFP		1		/* PQFP package */
 
+/* GPIO_CONF0 register bits */
+#define GPIO_CONF0_MASK		BITMASK(8)
+#define GPIO_CONF0_IM_SHIFT	0
+#define GPIO_CONF0_IV_SHIFT	8
+#define GPIO_CONF0_OE_SHIFT	16
+#define GPIO_CONF0_OV_SHIFT	24
+#define GPIO_CONF0_IM_MASK	(0xFF << GPIO_CONF0_IM_SHIFT)
+#define GPIO_CONF0_IV_MASK	(0xFF << GPIO_CONF0_IV_SHIFT)
+#define GPIO_CONF0_OE_MASK	(0xFF << GPIO_CONF0_OE_SHIFT)
+#define GPIO_CONF0_OV_MASK	(0xFF << GPIO_CONF0_OV_SHIFT)
+
+/* PORTx_LED register bits */
+#define LED_MODE_MASK		BITMASK(4)
+#define LED_MODE_INPUT		0
+#define LED_MODE_FLASH		1
+#define LED_MODE_OUT_HIGH	2
+#define LED_MODE_OUT_LOW	3
+#define LED_MODE_LINK		4
+#define LED_MODE_SPEED		5
+#define LED_MODE_DUPLEX		6
+#define LED_MODE_ACT		7
+#define LED_MODE_COLL		8
+#define LED_MODE_LINK_ACT	9
+#define LED_MODE_DUPLEX_COLL	10
+#define LED_MODE_10M_ACT	11
+#define LED_MODE_100M_ACT	12
+#define LED0_MODE_SHIFT		0	/* LED0 mode shift */
+#define LED1_MODE_SHIFT		4	/* LED1 mode shift */
+#define LED2_MODE_SHIFT		8	/* LED2 mode shift */
+#define LED0_IV_SHIFT		12	/* LED0 input value shift */
+#define LED1_IV_SHIFT		13	/* LED1 input value shift */
+#define LED2_IV_SHIFT		14	/* LED2 input value shift */
 
 #endif /* _ADM5120_SWITCH_H */

target/linux/adm5120-2.6/patches/001-adm5120.patch

@@ -1,7 +1,7 @@
 diff -urN linux-2.6.19.2/arch/mips/Kconfig linux-2.6.19.2.new/arch/mips/Kconfig
 --- linux-2.6.19.2/arch/mips/Kconfig	2007-01-10 20:10:37.000000000 +0100
 +++ linux-2.6.19.2.new/arch/mips/Kconfig	2007-01-23 14:49:38.000000000 +0100
-@@ -12,6 +12,19 @@
+@@ -12,6 +12,20 @@
  	prompt "System type"
  	default SGI_IP22
 
@@ -13,6 +13,7 @@ diff -urN linux-2.6.19.2/arch/mips/Kconfig linux-2.6.19.2.new/arch/mips/Kconfig
 +	select SYS_SUPPORTS_LITTLE_ENDIAN
 +	select SYS_SUPPORTS_BIG_ENDIAN
 +	select SYS_SUPPORTS_32BIT_KERNEL
++	select GENERIC_GPIO
 +
 +config PCI_ADM5120
 +	bool "Add PCI control support for ADM5120"

target/linux/adm5120eb-2.6/config/default

@@ -17,6 +17,7 @@ CONFIG_CPU_BIG_ENDIAN=y
 CONFIG_CPU_HAS_LLSC=y
 CONFIG_CPU_HAS_PREFETCH=y
 CONFIG_CPU_HAS_SYNC=y
+CONFIG_GENERIC_GPIO=y
 # CONFIG_CPU_LITTLE_ENDIAN is not set
 CONFIG_CPU_MIPS32=y
 CONFIG_CPU_MIPS32_R1=y