diff options
Diffstat (limited to 'target/linux/brcm2708/patches-3.18/0097-bcm2709-Port-pps-gpio-and-i2c-patches.patch')
-rw-r--r-- | target/linux/brcm2708/patches-3.18/0097-bcm2709-Port-pps-gpio-and-i2c-patches.patch | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/target/linux/brcm2708/patches-3.18/0097-bcm2709-Port-pps-gpio-and-i2c-patches.patch b/target/linux/brcm2708/patches-3.18/0097-bcm2709-Port-pps-gpio-and-i2c-patches.patch deleted file mode 100644 index ff3973de0f..0000000000 --- a/target/linux/brcm2708/patches-3.18/0097-bcm2709-Port-pps-gpio-and-i2c-patches.patch +++ /dev/null @@ -1,91 +0,0 @@ -From aca6741a1d26736f6000d18b3c60a18a313be6ea Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Mon, 26 Jan 2015 17:40:22 +0000 -Subject: [PATCH 097/114] bcm2709: Port pps-gpio and i2c patches - ---- - arch/arm/mach-bcm2709/bcm2709.c | 41 +++++++++++++++++++++++++++++++++++++++-- - 1 file changed, 39 insertions(+), 2 deletions(-) - ---- a/arch/arm/mach-bcm2709/bcm2709.c -+++ b/arch/arm/mach-bcm2709/bcm2709.c -@@ -37,6 +37,7 @@ - #include <linux/spi/spi.h> - #include <linux/gpio/machine.h> - #include <linux/w1-gpio.h> -+#include <linux/pps-gpio.h> - - #include <linux/version.h> - #include <linux/clkdev.h> -@@ -95,6 +96,8 @@ static unsigned disk_led_active_low = 1; - static unsigned reboot_part = 0; - static unsigned w1_gpio_pin = W1_GPIO; - static unsigned w1_gpio_pullup = W1_PULLUP; -+static int pps_gpio_pin = -1; -+static bool vc_i2c_override = false; - - static unsigned use_dt = 0; - -@@ -283,6 +286,19 @@ static struct platform_device w1_device - }; - #endif - -+static struct pps_gpio_platform_data pps_gpio_info = { -+ .assert_falling_edge = false, -+ .capture_clear = false, -+ .gpio_pin = -1, -+ .gpio_label = "PPS", -+}; -+ -+static struct platform_device pps_gpio_device = { -+ .name = "pps-gpio", -+ .id = PLATFORM_DEVID_NONE, -+ .dev.platform_data = &pps_gpio_info, -+}; -+ - static u64 fb_dmamask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON); - - static struct platform_device bcm2708_fb_device = { -@@ -860,6 +876,16 @@ void __init bcm2709_init(void) - #ifdef CONFIG_BCM2708_GPIO - bcm_register_device_dt(&bcm2708_gpio_device); - #endif -+ -+#if defined(CONFIG_PPS_CLIENT_GPIO) || defined(CONFIG_PPS_CLIENT_GPIO_MODULE) -+ if (!use_dt && (pps_gpio_pin >= 0)) { -+ pr_info("bcm2709: GPIO %d setup as pps-gpio device\n", pps_gpio_pin); -+ pps_gpio_info.gpio_pin = pps_gpio_pin; -+ pps_gpio_device.id = pps_gpio_pin; -+ bcm_register_device(&pps_gpio_device); -+ } -+#endif -+ - #if defined(CONFIG_W1_MASTER_GPIO) || defined(CONFIG_W1_MASTER_GPIO_MODULE) - w1_gpio_pdata.pin = w1_gpio_pin; - w1_gpio_pdata.ext_pullup_enable_pin = w1_gpio_pullup; -@@ -884,8 +910,15 @@ void __init bcm2709_init(void) - bcm_register_device(&bcm2835_thermal_device); - - bcm_register_device_dt(&bcm2708_spi_device); -- bcm_register_device_dt(&bcm2708_bsc0_device); -- bcm_register_device_dt(&bcm2708_bsc1_device); -+ -+ if (vc_i2c_override) { -+ bcm_register_device_dt(&bcm2708_bsc0_device); -+ bcm_register_device_dt(&bcm2708_bsc1_device); -+ } else if ((boardrev & 0xffffff) == 0x2 || (boardrev & 0xffffff) == 0x3) { -+ bcm_register_device_dt(&bcm2708_bsc0_device); -+ } else { -+ bcm_register_device_dt(&bcm2708_bsc1_device); -+ } - - #if defined(CONFIG_SND_BCM2708_SOC_I2S) || defined(CONFIG_SND_BCM2708_SOC_I2S_MODULE) - bcm_register_device_dt(&bcm2708_i2s_device); -@@ -1245,3 +1278,7 @@ module_param(disk_led_active_low, uint, - module_param(reboot_part, uint, 0644); - module_param(w1_gpio_pin, uint, 0644); - module_param(w1_gpio_pullup, uint, 0644); -+module_param(pps_gpio_pin, int, 0644); -+MODULE_PARM_DESC(pps_gpio_pin, "Set GPIO pin to reserve for PPS"); -+module_param(vc_i2c_override, bool, 0644); -+MODULE_PARM_DESC(vc_i2c_override, "Allow the use of VC's I2C peripheral."); |