ar71xx: add initial support for 3.2

Tested on the following boards:
  ALFA AP96
  TL-MR3220 v1
  TL-WR1043ND v1
  TL-WR2543ND v1
  TL-WR703N v1
  TL-WR741ND v1
  TL-WR741ND v4
  WNDR3700 v1
  WZR-HP-G300NH

SVN-Revision: 29868

1 files changed, 220 insertions, 0 deletions

diff --git a/target/linux/ar71xx/patches-3.2/605-MIPS-ath79-db120-fixes.patch b/target/linux/ar71xx/patches-3.2/605-MIPS-ath79-db120-fixes.patch
new file mode 100644
index 0000000000..07b23dae09
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.2/605-MIPS-ath79-db120-fixes.patch
@@ -0,0 +1,220 @@
+--- a/arch/mips/ath79/mach-db120.c
++++ b/arch/mips/ath79/mach-db120.c
+@@ -37,17 +37,26 @@
+  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  */
+ 
++#include <linux/mtd/mtd.h>
++#include <linux/mtd/partitions.h>
+ #include <linux/pci.h>
++#include <linux/platform_device.h>
+ #include <linux/ath9k_platform.h>
+ 
+-#include "machtypes.h"
++#include <asm/mach-ath79/ar71xx_regs.h>
++
++#include "common.h"
++#include "dev-ap9x-pci.h"
++#include "dev-eth.h"
+ #include "dev-gpio-buttons.h"
+ #include "dev-leds-gpio.h"
++#include "dev-m25p80.h"
+ #include "dev-spi.h"
+ #include "dev-usb.h"
+ #include "dev-wmac.h"
+-#include "pci.h"
++#include "machtypes.h"
+ 
++#define DB120_GPIO_LED_USB		11
+ #define DB120_GPIO_LED_WLAN_5G		12
+ #define DB120_GPIO_LED_WLAN_2G		13
+ #define DB120_GPIO_LED_STATUS		14
+@@ -58,8 +67,50 @@
+ #define DB120_KEYS_POLL_INTERVAL	20	/* msecs */
+ #define DB120_KEYS_DEBOUNCE_INTERVAL	(3 * DB120_KEYS_POLL_INTERVAL)
+ 
+-#define DB120_WMAC_CALDATA_OFFSET 0x1000
+-#define DB120_PCIE_CALDATA_OFFSET 0x5000
++#define DB120_MAC0_OFFSET		0
++#define DB120_MAC1_OFFSET		6
++#define DB120_WMAC_CALDATA_OFFSET	0x1000
++#define DB120_PCIE_CALDATA_OFFSET	0x5000
++
++static struct mtd_partition db120_partitions[] = {
++	{
++		.name		= "u-boot",
++		.offset		= 0,
++		.size		= 0x040000,
++		.mask_flags	= MTD_WRITEABLE,
++	},
++	{
++		.name		= "u-boot-env",
++		.offset		= 0x040000,
++		.size		= 0x010000,
++	},
++	{
++		.name		= "rootfs",
++		.offset		= 0x050000,
++		.size		= 0x630000,
++	},
++	{
++		.name		= "uImage",
++		.offset		= 0x680000,
++		.size		= 0x160000,
++	},
++	{
++		.name		= "NVRAM",
++		.offset		= 0x7E0000,
++		.size		= 0x010000,
++	},
++	{
++		.name		= "ART",
++		.offset		= 0x7F0000,
++		.size		= 0x010000,
++		.mask_flags	= MTD_WRITEABLE,
++	}
++};
++
++static struct flash_platform_data db120_flash_data = {
++	.parts		= db120_partitions,
++	.nr_parts	= ARRAY_SIZE(db120_partitions),
++};
+ 
+ static struct gpio_led db120_leds_gpio[] __initdata = {
+ 	{
+@@ -82,6 +133,11 @@ static struct gpio_led db120_leds_gpio[]
+ 		.gpio		= DB120_GPIO_LED_WLAN_2G,
+ 		.active_low	= 1,
+ 	},
++	{
++		.name		= "db120:green:usb",
++		.gpio		= DB120_GPIO_LED_USB,
++		.active_low	= 1,
++	}
+ };
+ 
+ static struct gpio_keys_button db120_gpio_keys[] __initdata = {
+@@ -95,66 +151,65 @@ static struct gpio_keys_button db120_gpi
+ 	},
+ };
+ 
+-static struct ath79_spi_controller_data db120_spi0_data = {
+-	.cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
+-	.cs_line = 0,
+-};
+-
+-static struct spi_board_info db120_spi_info[] = {
+-	{
+-		.bus_num	= 0,
+-		.chip_select	= 0,
+-		.max_speed_hz	= 25000000,
+-		.modalias	= "s25sl064a",
+-		.controller_data = &db120_spi0_data,
+-	}
+-};
+-
+-static struct ath79_spi_platform_data db120_spi_data = {
+-	.bus_num	= 0,
+-	.num_chipselect	= 1,
+-};
+-
+-#ifdef CONFIG_PCI
+-static struct ath9k_platform_data db120_ath9k_data;
+-
+-static int db120_pci_plat_dev_init(struct pci_dev *dev)
++static void __init db120_gmac_setup(void)
+ {
+-	switch (PCI_SLOT(dev->devfn)) {
+-	case 0:
+-		dev->dev.platform_data = &db120_ath9k_data;
+-		break;
+-	}
++	void __iomem *base;
++	u32 t;
+ 
+-	return 0;
+-}
++	base = ioremap(AR934X_GMAC_BASE, AR934X_GMAC_SIZE);
+ 
+-static void __init db120_pci_init(u8 *eeprom)
+-{
+-	memcpy(db120_ath9k_data.eeprom_data, eeprom,
+-	       sizeof(db120_ath9k_data.eeprom_data));
++	t = __raw_readl(base + AR934X_GMAC_REG_ETH_CFG);
++	t &= ~(AR934X_ETH_CFG_RGMII_GMAC0 | AR934X_ETH_CFG_MII_GMAC0 |
++	       AR934X_ETH_CFG_MII_GMAC0 | AR934X_ETH_CFG_SW_ONLY_MODE);
++	__raw_writel(t, base + AR934X_GMAC_REG_ETH_CFG);
+ 
+-	ath79_pci_set_plat_dev_init(db120_pci_plat_dev_init);
+-	ath79_register_pci();
++	iounmap(base);
+ }
+-#else
+-static inline void db120_pci_init(void) {}
+-#endif /* CONFIG_PCI */
+ 
+ static void __init db120_setup(void)
+ {
+ 	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+ 
++	ath79_gpio_output_select(DB120_GPIO_LED_USB, AR934X_GPIO_OUT_GPIO);
++	ath79_register_m25p80(&db120_flash_data);
++
+ 	ath79_register_leds_gpio(-1, ARRAY_SIZE(db120_leds_gpio),
+ 				 db120_leds_gpio);
+ 	ath79_register_gpio_keys_polled(-1, DB120_KEYS_POLL_INTERVAL,
+ 					ARRAY_SIZE(db120_gpio_keys),
+ 					db120_gpio_keys);
+-	ath79_register_spi(&db120_spi_data, db120_spi_info,
+-			   ARRAY_SIZE(db120_spi_info));
+ 	ath79_register_usb();
+ 	ath79_register_wmac(art + DB120_WMAC_CALDATA_OFFSET, NULL);
+-	db120_pci_init(art + DB120_PCIE_CALDATA_OFFSET);
++	ap91_pci_init(art + DB120_PCIE_CALDATA_OFFSET, NULL);
++
++	db120_gmac_setup();
++
++	ath79_register_mdio(0, 0x0);
++	ath79_register_mdio(1, 0x0);
++
++	ath79_init_mac(ath79_eth0_data.mac_addr, art + DB120_MAC0_OFFSET, 0);
++#if 0
++	/* GMAC0 is connected to an AR8327 switch */
++	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
++	ath79_eth0_data.speed = SPEED_1000;
++	ath79_eth0_data.duplex = DUPLEX_FULL;
++#else
++	/* GMAC0 is connected to PHY4 of the internal switch */
++	ath79_switch_data.phy4_mii_en = 1;
++
++	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
++	ath79_eth0_data.phy_mask = BIT(4);
++	ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
++#endif
++	ath79_register_eth(0);
++
++	/* GMAC1 is connected to the internal switch */
++	ath79_init_mac(ath79_eth1_data.mac_addr, art + DB120_MAC1_OFFSET, 0);
++	ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
++	ath79_eth1_data.speed = SPEED_1000;
++	ath79_eth1_data.duplex = DUPLEX_FULL;
++
++	ath79_register_eth(1);
+ }
+ 
+ MIPS_MACHINE(ATH79_MACH_DB120, "DB120", "Atheros DB120 reference board",
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -31,9 +31,11 @@ config ATH79_MACH_AP81
+ config ATH79_MACH_DB120
+ 	bool "Atheros DB120 reference board"
+ 	select SOC_AR934X
++	select ATH79_DEV_AP9X_PCI if PCI
++	select ATH79_DEV_ETH
+ 	select ATH79_DEV_GPIO_BUTTONS
+ 	select ATH79_DEV_LEDS_GPIO
+-	select ATH79_DEV_SPI
++	select ATH79_DEV_M25P80
+ 	select ATH79_DEV_USB
+ 	select ATH79_DEV_WMAC
+ 	help