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Diffstat (limited to 'target/linux/ar7/patches-2.6.35/930-titan-platform.patch')
-rw-r--r--target/linux/ar7/patches-2.6.35/930-titan-platform.patch781
1 files changed, 0 insertions, 781 deletions
diff --git a/target/linux/ar7/patches-2.6.35/930-titan-platform.patch b/target/linux/ar7/patches-2.6.35/930-titan-platform.patch
deleted file mode 100644
index 0afe14fbeb..0000000000
--- a/target/linux/ar7/patches-2.6.35/930-titan-platform.patch
+++ /dev/null
@@ -1,781 +0,0 @@
---- a/arch/mips/ar7/platform.c
-+++ b/arch/mips/ar7/platform.c
-@@ -154,6 +154,60 @@ static struct resource vlynq_high_res[]
- },
- };
-
-+static struct resource vlynq_low_res_titan[] = {
-+ {
-+ .name = "regs",
-+ .flags = IORESOURCE_MEM,
-+ .start = TITAN_REGS_VLYNQ0,
-+ .end = TITAN_REGS_VLYNQ0 + 0xff,
-+ },
-+ {
-+ .name = "irq",
-+ .flags = IORESOURCE_IRQ,
-+ .start = 33,
-+ .end = 33,
-+ },
-+ {
-+ .name = "mem",
-+ .flags = IORESOURCE_MEM,
-+ .start = 0x0c000000,
-+ .end = 0x0fffffff,
-+ },
-+ {
-+ .name = "devirq",
-+ .flags = IORESOURCE_IRQ,
-+ .start = 80,
-+ .end = 111,
-+ },
-+};
-+
-+static struct resource vlynq_high_res_titan[] = {
-+ {
-+ .name = "regs",
-+ .flags = IORESOURCE_MEM,
-+ .start = TITAN_REGS_VLYNQ1,
-+ .end = TITAN_REGS_VLYNQ1 + 0xff,
-+ },
-+ {
-+ .name = "irq",
-+ .flags = IORESOURCE_IRQ,
-+ .start = 34,
-+ .end = 34,
-+ },
-+ {
-+ .name = "mem",
-+ .flags = IORESOURCE_MEM,
-+ .start = 0x40000000,
-+ .end = 0x43ffffff,
-+ },
-+ {
-+ .name = "devirq",
-+ .flags = IORESOURCE_IRQ,
-+ .start = 112,
-+ .end = 143,
-+ },
-+};
-+
- static struct plat_vlynq_data vlynq_low_data = {
- .ops = {
- .on = vlynq_on,
-@@ -192,6 +246,44 @@ static struct platform_device vlynq_high
- .num_resources = ARRAY_SIZE(vlynq_high_res),
- };
-
-+static struct plat_vlynq_data vlynq_low_data_titan = {
-+ .ops = {
-+ .on = vlynq_on,
-+ .off = vlynq_off,
-+ },
-+ .reset_bit = 15,
-+ .gpio_bit = 14,
-+};
-+
-+static struct plat_vlynq_data vlynq_high_data_titan = {
-+ .ops = {
-+ .on = vlynq_on,
-+ .off = vlynq_off,
-+ },
-+ .reset_bit = 16,
-+ .gpio_bit = 7,
-+};
-+
-+static struct platform_device vlynq_low_titan = {
-+ .id = 0,
-+ .name = "vlynq",
-+ .dev = {
-+ .platform_data = &vlynq_low_data_titan,
-+ },
-+ .resource = vlynq_low_res_titan,
-+ .num_resources = ARRAY_SIZE(vlynq_low_res_titan),
-+};
-+
-+static struct platform_device vlynq_high_titan = {
-+ .id = 1,
-+ .name = "vlynq",
-+ .dev = {
-+ .platform_data = &vlynq_high_data_titan,
-+ },
-+ .resource = vlynq_high_res_titan,
-+ .num_resources = ARRAY_SIZE(vlynq_high_res_titan),
-+};
-+
- /*****************************************************************************
- * Flash
- ****************************************************************************/
-@@ -248,6 +340,36 @@ static struct resource cpmac_high_res[]
- },
- };
-
-+static struct resource cpmac_low_res_titan[] = {
-+ {
-+ .name = "regs",
-+ .flags = IORESOURCE_MEM,
-+ .start = TITAN_REGS_MAC0,
-+ .end = TITAN_REGS_MAC0 + 0x7ff,
-+ },
-+ {
-+ .name = "irq",
-+ .flags = IORESOURCE_IRQ,
-+ .start = 27,
-+ .end = 27,
-+ },
-+};
-+
-+static struct resource cpmac_high_res_titan[] = {
-+ {
-+ .name = "regs",
-+ .flags = IORESOURCE_MEM,
-+ .start = TITAN_REGS_MAC1,
-+ .end = TITAN_REGS_MAC1 + 0x7ff,
-+ },
-+ {
-+ .name = "irq",
-+ .flags = IORESOURCE_IRQ,
-+ .start = 41,
-+ .end = 41,
-+ },
-+};
-+
- static struct fixed_phy_status fixed_phy_status __initdata = {
- .link = 1,
- .speed = 100,
-@@ -292,6 +414,42 @@ static struct platform_device cpmac_high
- .num_resources = ARRAY_SIZE(cpmac_high_res),
- };
-
-+static struct plat_cpmac_data cpmac_low_data_titan = {
-+ .reset_bit = 17,
-+ .power_bit = 20,
-+ .phy_mask = 0x40000000,
-+};
-+
-+static struct plat_cpmac_data cpmac_high_data_titan = {
-+ .reset_bit = 21,
-+ .power_bit = 22,
-+ .phy_mask = 0x80000000,
-+};
-+
-+static struct platform_device cpmac_low_titan = {
-+ .id = 0,
-+ .name = "cpmac",
-+ .dev = {
-+ .dma_mask = &cpmac_dma_mask,
-+ .coherent_dma_mask = DMA_BIT_MASK(32),
-+ .platform_data = &cpmac_low_data_titan,
-+ },
-+ .resource = cpmac_low_res_titan,
-+ .num_resources = ARRAY_SIZE(cpmac_low_res_titan),
-+};
-+
-+static struct platform_device cpmac_high_titan = {
-+ .id = 1,
-+ .name = "cpmac",
-+ .dev = {
-+ .dma_mask = &cpmac_dma_mask,
-+ .coherent_dma_mask = DMA_BIT_MASK(32),
-+ .platform_data = &cpmac_high_data_titan,
-+ },
-+ .resource = cpmac_high_res_titan,
-+ .num_resources = ARRAY_SIZE(cpmac_high_res_titan),
-+};
-+
- static inline unsigned char char2hex(char h)
- {
- switch (h) {
-@@ -369,6 +527,11 @@ static struct gpio_led default_leds[] =
- },
- };
-
-+static struct gpio_led titan_leds[] = {
-+ { .name = "status", .gpio = 8, .active_low = 1, },
-+ { .name = "wifi", .gpio = 13, .active_low = 1, },
-+};
-+
- static struct gpio_led dsl502t_leds[] = {
- {
- .name = "status",
-@@ -507,6 +670,9 @@ static void __init detect_leds(void)
- } else if (strstr(prid, "DG834")) {
- ar7_led_data.num_leds = ARRAY_SIZE(dg834g_leds);
- ar7_led_data.leds = dg834g_leds;
-+ } else if (strstr(prid, "CYWM") || strstr(prid, "CYWL")) {
-+ ar7_led_data.num_leds = ARRAY_SIZE(titan_leds);
-+ ar7_led_data.leds = titan_leds;
- }
- }
-
-@@ -586,14 +752,18 @@ static int __init ar7_register_devices(v
- if (res)
- pr_warning("unable to register physmap-flash: %d\n", res);
-
-- ar7_device_disable(vlynq_low_data.reset_bit);
-- res = platform_device_register(&vlynq_low);
-+ ar7_device_disable(ar7_is_titan() ? vlynq_low_data_titan.reset_bit :
-+ vlynq_low_data.reset_bit);
-+ res = platform_device_register(ar7_is_titan() ? &vlynq_low_titan :
-+ &vlynq_low);
- if (res)
- pr_warning("unable to register vlynq-low: %d\n", res);
-
- if (ar7_has_high_vlynq()) {
-- ar7_device_disable(vlynq_high_data.reset_bit);
-- res = platform_device_register(&vlynq_high);
-+ ar7_device_disable(ar7_is_titan() ? vlynq_high_data_titan.reset_bit :
-+ vlynq_high_data.reset_bit);
-+ res = platform_device_register(ar7_is_titan() ? &vlynq_high_titan :
-+ &vlynq_high);
- if (res)
- pr_warning("unable to register vlynq-high: %d\n", res);
- }
---- a/arch/mips/ar7/gpio.c
-+++ b/arch/mips/ar7/gpio.c
-@@ -37,6 +37,16 @@ static int ar7_gpio_get_value(struct gpi
- return readl(gpio_in) & (1 << gpio);
- }
-
-+static int titan_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
-+{
-+ void __iomem *gpio_in0 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_INPUT_0);
-+ void __iomem *gpio_in1 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_INPUT_1);
-+
-+ return readl(gpio >> 5 ? gpio_in1 : gpio_in0) & (1 << (gpio & 0x1f));
-+}
-+
- static void ar7_gpio_set_value(struct gpio_chip *chip,
- unsigned gpio, int value)
- {
-@@ -51,6 +61,21 @@ static void ar7_gpio_set_value(struct gp
- writel(tmp, gpio_out);
- }
-
-+static void titan_gpio_set_value(struct gpio_chip *chip,
-+ unsigned gpio, int value)
-+{
-+ void __iomem *gpio_out0 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_OUTPUT_0);
-+ void __iomem *gpio_out1 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_OUTPUT_1);
-+ unsigned tmp;
-+
-+ tmp = readl(gpio >> 5 ? gpio_out1 : gpio_out0) & ~(1 << (gpio & 0x1f));
-+ if (value)
-+ tmp |= 1 << (gpio & 0x1f);
-+ writel(tmp, gpio >> 5 ? gpio_out1 : gpio_out0);
-+}
-+
- static int ar7_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
- {
- struct ar7_gpio_chip *gpch =
-@@ -62,6 +87,21 @@ static int ar7_gpio_direction_input(stru
- return 0;
- }
-
-+static int titan_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
-+{
-+ void __iomem *gpio_dir0 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_DIR_0);
-+ void __iomem *gpio_dir1 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_DIR_1);
-+
-+ if (gpio >= TITAN_GPIO_MAX)
-+ return -EINVAL;
-+
-+ writel(readl(gpio >> 5 ? gpio_dir1 : gpio_dir0) | (1 << (gpio & 0x1f)),
-+ gpio >> 5 ? gpio_dir1 : gpio_dir0);
-+ return 0;
-+}
-+
- static int ar7_gpio_direction_output(struct gpio_chip *chip,
- unsigned gpio, int value)
- {
-@@ -75,6 +115,24 @@ static int ar7_gpio_direction_output(str
- return 0;
- }
-
-+static int titan_gpio_direction_output(struct gpio_chip *chip,
-+ unsigned gpio, int value)
-+{
-+ void __iomem *gpio_dir0 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_DIR_0);
-+ void __iomem *gpio_dir1 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_DIR_1);
-+
-+ if (gpio >= TITAN_GPIO_MAX)
-+ return -EINVAL;
-+
-+ titan_gpio_set_value(chip, gpio, value);
-+ writel(readl(gpio >> 5 ? gpio_dir1 : gpio_dir0) & ~(1 <<
-+ (gpio & 0x1f)), gpio >> 5 ? gpio_dir1 : gpio_dir0);
-+
-+ return 0;
-+}
-+
- static struct ar7_gpio_chip ar7_gpio_chip = {
- .chip = {
- .label = "ar7-gpio",
-@@ -87,7 +145,19 @@ static struct ar7_gpio_chip ar7_gpio_chi
- }
- };
-
--int ar7_gpio_enable(unsigned gpio)
-+static struct ar7_gpio_chip titan_gpio_chip = {
-+ .chip = {
-+ .label = "titan-gpio",
-+ .direction_input = titan_gpio_direction_input,
-+ .direction_output = titan_gpio_direction_output,
-+ .set = titan_gpio_set_value,
-+ .get = titan_gpio_get_value,
-+ .base = 0,
-+ .ngpio = TITAN_GPIO_MAX,
-+ }
-+};
-+
-+static inline int ar7_gpio_enable_ar7(unsigned gpio)
- {
- void __iomem *gpio_en = ar7_gpio_chip.regs + AR7_GPIO_ENABLE;
-
-@@ -95,9 +165,28 @@ int ar7_gpio_enable(unsigned gpio)
-
- return 0;
- }
-+
-+static inline int ar7_gpio_enable_titan(unsigned gpio)
-+{
-+ void __iomem *gpio_en0 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_ENBL_0);
-+ void __iomem *gpio_en1 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_ENBL_1);
-+
-+ writel(readl(gpio >> 5 ? gpio_en1 : gpio_en0) | (1 << (gpio & 0x1f)),
-+ gpio >> 5 ? gpio_en1 : gpio_en0);
-+
-+ return 0;
-+}
-+
-+int ar7_gpio_enable(unsigned gpio)
-+{
-+ return ar7_is_titan() ? ar7_gpio_enable_titan(gpio) :
-+ ar7_gpio_enable_ar7(gpio);
-+}
- EXPORT_SYMBOL(ar7_gpio_enable);
-
--int ar7_gpio_disable(unsigned gpio)
-+static inline int ar7_gpio_disable_ar7(unsigned gpio)
- {
- void __iomem *gpio_en = ar7_gpio_chip.regs + AR7_GPIO_ENABLE;
-
-@@ -105,27 +194,57 @@ int ar7_gpio_disable(unsigned gpio)
-
- return 0;
- }
-+
-+static inline int ar7_gpio_disable_titan(unsigned gpio)
-+{
-+ void __iomem *gpio_en0 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_ENBL_0);
-+ void __iomem *gpio_en1 =
-+ (void __iomem *)KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_ENBL_1);
-+
-+ writel(readl(gpio >> 5 ? gpio_en1 : gpio_en0) & ~(1 << (gpio & 0x1f)),
-+ gpio >> 5 ? gpio_en1 : gpio_en0);
-+
-+ return 0;
-+}
-+
-+int ar7_gpio_disable(unsigned gpio)
-+{
-+ return ar7_is_titan() ? ar7_gpio_disable_titan(gpio) :
-+ ar7_gpio_disable_ar7(gpio);
-+}
-+
- EXPORT_SYMBOL(ar7_gpio_disable);
-
- static int __init ar7_gpio_init(void)
- {
- int ret;
-
-- ar7_gpio_chip.regs = ioremap_nocache(AR7_REGS_GPIO,
-+ if (!ar7_is_titan()) {
-+ ar7_gpio_chip.regs = ioremap_nocache(AR7_REGS_GPIO,
- AR7_REGS_GPIO + 0x10);
-
-- if (!ar7_gpio_chip.regs) {
-- printk(KERN_ERR "ar7-gpio: failed to ioremap regs\n");
-- return -ENOMEM;
-- }
--
-- ret = gpiochip_add(&ar7_gpio_chip.chip);
-- if (ret) {
-- printk(KERN_ERR "ar7-gpio: failed to add gpiochip\n");
-- return ret;
-+ if (!ar7_gpio_chip.regs) {
-+ printk(KERN_ERR "ar7-gpio: failed to ioremap regs\n");
-+ return -ENOMEM;
-+ }
-+
-+ ret = gpiochip_add(&ar7_gpio_chip.chip);
-+ if (ret) {
-+ printk(KERN_ERR "ar7-gpio: failed to add gpiochip\n");
-+ return ret;
-+ }
-+ printk(KERN_INFO "ar7-gpio: registered %d GPIOs\n",
-+ ar7_gpio_chip.chip.ngpio);
-+ } else {
-+ ret = gpiochip_add(&titan_gpio_chip.chip);
-+ if (ret) {
-+ printk(KERN_ERR "titan-gpio: failed to add gpiochip\n");
-+ return ret;
-+ }
-+ printk(KERN_INFO "titan-gpio: registered %d GPIOs\n",
-+ titan_gpio_chip.chip.ngpio);
- }
-- printk(KERN_INFO "ar7-gpio: registered %d GPIOs\n",
-- ar7_gpio_chip.chip.ngpio);
- return ret;
- }
- arch_initcall(ar7_gpio_init);
---- a/arch/mips/ar7/setup.c
-+++ b/arch/mips/ar7/setup.c
-@@ -23,6 +23,9 @@
- #include <asm/reboot.h>
- #include <asm/mach-ar7/ar7.h>
- #include <asm/mach-ar7/prom.h>
-+#include <asm/mach-ar7/gpio.h>
-+
-+static int titan_variant;
-
- static void ar7_machine_restart(char *command)
- {
-@@ -56,6 +59,18 @@ const char *get_system_type(void)
- return "TI AR7 (TNETD7200)";
- case AR7_CHIP_7300:
- return "TI AR7 (TNETD7300)";
-+ case AR7_CHIP_TITAN:
-+ titan_variant = ar7_init_titan_variant();
-+ switch (titan_variant /*(gpio_get_value_titan(1) >> 12) & 0xf*/) {
-+ case TITAN_CHIP_1050:
-+ return "TI AR7 (TNETV1050)";
-+ case TITAN_CHIP_1055:
-+ return "TI AR7 (TNETV1055)";
-+ case TITAN_CHIP_1056:
-+ return "TI AR7 (TNETV1056)";
-+ case TITAN_CHIP_1060:
-+ return "TI AR7 (TNETV1060)";
-+ }
- default:
- return "TI AR7 (unknown)";
- }
---- a/arch/mips/include/asm/mach-ar7/ar7.h
-+++ b/arch/mips/include/asm/mach-ar7/ar7.h
-@@ -50,6 +50,11 @@
- #define UR8_REGS_WDT (AR7_REGS_BASE + 0x0b00)
- #define UR8_REGS_UART1 (AR7_REGS_BASE + 0x0f00)
-
-+#define TITAN_REGS_MAC0 (0x08640000)
-+#define TITAN_REGS_MAC1 (TITAN_REGS_MAC0 + 0x0800)
-+#define TITAN_REGS_VLYNQ0 (AR7_REGS_BASE + 0x1c00)
-+#define TITAN_REGS_VLYNQ1 (AR7_REGS_BASE + 0x1300)
-+
- #define AR7_RESET_PERIPHERAL 0x0
- #define AR7_RESET_SOFTWARE 0x4
- #define AR7_RESET_STATUS 0x8
-@@ -59,15 +64,30 @@
- #define AR7_RESET_BIT_MDIO 22
- #define AR7_RESET_BIT_EPHY 26
-
-+#define TITAN_RESET_BIT_EPHY1 28
-+
- /* GPIO control registers */
- #define AR7_GPIO_INPUT 0x0
- #define AR7_GPIO_OUTPUT 0x4
- #define AR7_GPIO_DIR 0x8
- #define AR7_GPIO_ENABLE 0xc
-+#define TITAN_GPIO_INPUT_0 0x0
-+#define TITAN_GPIO_INPUT_1 0x4
-+#define TITAN_GPIO_OUTPUT_0 0x8
-+#define TITAN_GPIO_OUTPUT_1 0xc
-+#define TITAN_GPIO_DIR_0 0x10
-+#define TITAN_GPIO_DIR_1 0x14
-+#define TITAN_GPIO_ENBL_0 0x18
-+#define TITAN_GPIO_ENBL_1 0x1c
-
- #define AR7_CHIP_7100 0x18
- #define AR7_CHIP_7200 0x2b
- #define AR7_CHIP_7300 0x05
-+#define AR7_CHIP_TITAN 0x07
-+#define TITAN_CHIP_1050 0x0f
-+#define TITAN_CHIP_1055 0x0e
-+#define TITAN_CHIP_1056 0x0d
-+#define TITAN_CHIP_1060 0x07
-
- /* Interrupts */
- #define AR7_IRQ_UART0 15
-@@ -95,14 +115,22 @@ struct plat_dsl_data {
-
- extern int ar7_cpu_clock, ar7_bus_clock, ar7_dsp_clock;
-
-+static inline int ar7_is_titan(void)
-+{
-+ return (readl((void *)KSEG1ADDR(AR7_REGS_GPIO + 0x24)) & 0xffff) ==
-+ AR7_CHIP_TITAN;
-+}
-+
- static inline u16 ar7_chip_id(void)
- {
-- return readl((void *)KSEG1ADDR(AR7_REGS_GPIO + 0x14)) & 0xffff;
-+ return ar7_is_titan() ? AR7_CHIP_TITAN : (readl((void *)
-+ KSEG1ADDR(AR7_REGS_GPIO + 0x14)) & 0xffff);
- }
-
- static inline u8 ar7_chip_rev(void)
- {
-- return (readl((void *)KSEG1ADDR(AR7_REGS_GPIO + 0x14)) >> 16) & 0xff;
-+ return (readl((void *)KSEG1ADDR(AR7_REGS_GPIO + (ar7_is_titan() ? 0x24 :
-+ 0x14))) >> 16) & 0xff;
- }
-
- struct clk {
---- a/arch/mips/include/asm/mach-ar7/gpio.h
-+++ b/arch/mips/include/asm/mach-ar7/gpio.h
-@@ -20,9 +20,13 @@
- #define __AR7_GPIO_H__
-
- #include <asm/mach-ar7/ar7.h>
-+#ifndef __AR7_TITAN_H__
-+#include <asm/mach-ar7/titan.h>
-+#endif
-
- #define AR7_GPIO_MAX 32
--#define NR_BUILTIN_GPIO AR7_GPIO_MAX
-+#define TITAN_GPIO_MAX 51
-+#define NR_BUILTIN_GPIO TITAN_GPIO_MAX
-
- #define gpio_to_irq(gpio) -1
-
-@@ -35,6 +39,41 @@
- int ar7_gpio_enable(unsigned gpio);
- int ar7_gpio_disable(unsigned gpio);
-
-+static inline int ar7_init_titan_variant(void)
-+{
-+ /*UINT32 new_val;*/
-+ unsigned new_val;
-+
-+ /* set GPIO 44 - 47 as input */
-+ /*PAL_sysGpioCtrl(const int, GPIO_PIN, GPIO_INPUT_PIN); */
-+ /*define titan_gpio_ctrl in titan.h*/
-+ titan_gpio_ctrl(44, GPIO_PIN, GPIO_INPUT_PIN);
-+ titan_gpio_ctrl(45, GPIO_PIN, GPIO_INPUT_PIN);
-+ titan_gpio_ctrl(46, GPIO_PIN, GPIO_INPUT_PIN);
-+ titan_gpio_ctrl(47, GPIO_PIN, GPIO_INPUT_PIN);
-+
-+ /* read GPIO to get Titan variant type */
-+ /*fix this*/
-+ titan_sysGpioInValue( &new_val, 1 );
-+
-+ new_val >>= 12;
-+ new_val &= 0x0f;
-+
-+ switch ( new_val )
-+ {
-+ case TITAN_CHIP_1050:
-+ case TITAN_CHIP_1055:
-+ case TITAN_CHIP_1056:
-+ case TITAN_CHIP_1060:
-+ return new_val;
-+
-+ default:
-+ break;
-+ }
-+ /* In case we get an invalid value, return the default Titan chip */
-+ return TITAN_CHIP_1050;
-+}
-+
- #include <asm-generic/gpio.h>
-
- #endif
---- /dev/null
-+++ b/arch/mips/include/asm/mach-ar7/titan.h
-@@ -0,0 +1,176 @@
-+/*
-+ * Copyright (C) 2008 Stanley Pinchak <stanley_dot_pinchak_at_gmail_dot_com>
-+ *
-+ * This program is free software; you can redistribute it and/or modify
-+ * it under the terms of the GNU General Public License as published by
-+ * the Free Software Foundation; either version 2 of the License, or
-+ * (at your option) any later version.
-+ *
-+ * This program is distributed in the hope that it will be useful,
-+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
-+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-+ * GNU General Public License for more details.
-+ *
-+ * You should have received a copy of the GNU General Public License
-+ * along with this program; if not, write to the Free Software
-+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-+ */
-+#ifndef __AR7_TITAN_H__
-+#define __AR7_TITAN_H__
-+
-+#include <asm/mach-ar7/gpio.h>
-+
-+typedef enum TITAN_GPIO_PIN_MODE_tag
-+{
-+ FUNCTIONAL_PIN = 0,
-+ GPIO_PIN = 1
-+} TITAN_GPIO_PIN_MODE_T;
-+
-+typedef enum TITAN_GPIO_PIN_DIRECTION_tag
-+{
-+ GPIO_OUTPUT_PIN = 0,
-+ GPIO_INPUT_PIN = 1
-+} TITAN_GPIO_PIN_DIRECTION_T;
-+
-+/**********************************************************************
-+ * GPIO Control
-+ **********************************************************************/
-+
-+typedef struct
-+{
-+ int pinSelReg;
-+ int shift;
-+ int func;
-+
-+} GPIO_CFG;
-+
-+static GPIO_CFG gptable[]= {
-+ /* PIN_SEL_REG, START_BIT, GPIO_CFG_MUX_VALUE */
-+ {4,24,1},
-+ {4,26,1},
-+ {4,28,1},
-+ {4,30,1},
-+ {5,6,1},
-+ {5,8,1},
-+ {5,10,1},
-+ {5,12,1},
-+ {7,14,3},
-+ {7,16,3},
-+ {7,18,3},
-+ {7,20,3},
-+ {7,22,3},
-+ {7,26,3},
-+ {7,28,3},
-+ {7,30,3},
-+ {8,0,3},
-+ {8,2,3},
-+ {8,4,3},
-+ {8,10,3},
-+ {8,14,3},
-+ {8,16,3},
-+ {8,18,3},
-+ {8,20,3},
-+ {9,8,3},
-+ {9,10,3},
-+ {9,12,3},
-+ {9,14,3},
-+ {9,18,3},
-+ {9,20,3},
-+ {9,24,3},
-+ {9,26,3},
-+ {9,28,3},
-+ {9,30,3},
-+ {10,0,3},
-+ {10,2,3},
-+ {10,8,3},
-+ {10,10,3},
-+ {10,12,3},
-+ {10,14,3},
-+ {13,12,3},
-+ {13,14,3},
-+ {13,16,3},
-+ {13,18,3},
-+ {13,24,3},
-+ {13,26,3},
-+ {13,28,3},
-+ {13,30,3},
-+ {14,2,3},
-+ {14,6,3},
-+ {14,8,3},
-+ {14,12,3}
-+};
-+
-+typedef struct
-+{
-+ volatile unsigned int reg[21];
-+}
-+PIN_SEL_REG_ARRAY_T;
-+
-+typedef struct
-+{
-+ unsigned int data_in [2];
-+ unsigned int data_out[2];
-+ unsigned int dir[2];
-+ unsigned int enable[2];
-+
-+} TITAN_GPIO_CONTROL_T;
-+
-+#define AVALANCHE_PIN_SEL_BASE 0xA861160C /*replace with KSEG1ADDR()*/
-+
-+static inline int titan_gpio_ctrl(unsigned int gpio_pin, TITAN_GPIO_PIN_MODE_T pin_mode,
-+ TITAN_GPIO_PIN_DIRECTION_T pin_direction)
-+{
-+ int reg_index = 0;
-+ int mux_status;
-+ GPIO_CFG gpio_cfg;
-+ volatile PIN_SEL_REG_ARRAY_T *pin_sel_array = (PIN_SEL_REG_ARRAY_T*) AVALANCHE_PIN_SEL_BASE;
-+ volatile TITAN_GPIO_CONTROL_T *gpio_cntl = (TITAN_GPIO_CONTROL_T*) KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_INPUT_0);
-+
-+ if (gpio_pin > 51 )
-+ return(-1);
-+
-+ gpio_cfg = gptable[gpio_pin];
-+ mux_status = (pin_sel_array->reg[gpio_cfg.pinSelReg - 1] >> gpio_cfg.shift) & 0x3;
-+ if(!((mux_status == 0 /* tri-stated */ ) || (mux_status == gpio_cfg.func /*GPIO functionality*/)))
-+ {
-+ return(-1); /* Pin have been configured for non GPIO funcs. */
-+ }
-+
-+ /* Set the pin to be used as GPIO. */
-+ pin_sel_array->reg[gpio_cfg.pinSelReg - 1] |= ((gpio_cfg.func & 0x3) << gpio_cfg.shift);
-+
-+ /* Check whether gpio refers to the first GPIO reg or second. */
-+ if(gpio_pin > 31)
-+ {
-+ reg_index = 1;
-+ gpio_pin -= 32;
-+ }
-+
-+ if(pin_mode)
-+ gpio_cntl->enable[reg_index] |= (1 << gpio_pin); /* Enable */
-+ else
-+ gpio_cntl->enable[reg_index] &= ~(1 << gpio_pin);
-+
-+ if(pin_direction)
-+ gpio_cntl->dir[reg_index] |= (1 << gpio_pin); /* Input */
-+ else
-+ gpio_cntl->dir[reg_index] &= ~(1 << gpio_pin);
-+
-+ return(0);
-+
-+}/* end of function titan_gpio_ctrl */
-+
-+static inline int titan_sysGpioInValue(unsigned int *in_val, unsigned int reg_index)
-+{
-+ volatile TITAN_GPIO_CONTROL_T *gpio_cntl = (TITAN_GPIO_CONTROL_T*) KSEG1ADDR(AR7_REGS_GPIO + TITAN_GPIO_INPUT_0);
-+
-+ if(reg_index > 1)
-+ return (-1);
-+
-+ *in_val = gpio_cntl->data_in[reg_index];
-+
-+ return (0);
-+}
-+
-+
-+#endif
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