diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-omap1/timer.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-omap1/timer.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-omap1/timer.c b/ANDROID_3.4.5/arch/arm/mach-omap1/timer.c deleted file mode 100644 index fb202af0..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-omap1/timer.c +++ /dev/null @@ -1,173 +0,0 @@ -/** - * OMAP1 Dual-Mode Timers - platform device registration - * - * Contains first level initialization routines which internally - * generates timer device information and registers with linux - * device model. It also has low level function to chnage the timer - * input clock source. - * - * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * Tarun Kanti DebBarma <tarun.kanti@ti.com> - * Thara Gopinath <thara@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/platform_device.h> - -#include <mach/irqs.h> - -#include <plat/dmtimer.h> - -#define OMAP1610_GPTIMER1_BASE 0xfffb1400 -#define OMAP1610_GPTIMER2_BASE 0xfffb1c00 -#define OMAP1610_GPTIMER3_BASE 0xfffb2400 -#define OMAP1610_GPTIMER4_BASE 0xfffb2c00 -#define OMAP1610_GPTIMER5_BASE 0xfffb3400 -#define OMAP1610_GPTIMER6_BASE 0xfffb3c00 -#define OMAP1610_GPTIMER7_BASE 0xfffb7400 -#define OMAP1610_GPTIMER8_BASE 0xfffbd400 - -#define OMAP1_DM_TIMER_COUNT 8 - -static int omap1_dm_timer_set_src(struct platform_device *pdev, - int source) -{ - int n = (pdev->id - 1) << 1; - u32 l; - - l = omap_readl(MOD_CONF_CTRL_1) & ~(0x03 << n); - l |= source << n; - omap_writel(l, MOD_CONF_CTRL_1); - - return 0; -} - - -int __init omap1_dm_timer_init(void) -{ - int i; - int ret; - struct dmtimer_platform_data *pdata; - struct platform_device *pdev; - - if (!cpu_is_omap16xx()) - return 0; - - for (i = 1; i <= OMAP1_DM_TIMER_COUNT; i++) { - struct resource res[2]; - u32 base, irq; - - switch (i) { - case 1: - base = OMAP1610_GPTIMER1_BASE; - irq = INT_1610_GPTIMER1; - break; - case 2: - base = OMAP1610_GPTIMER2_BASE; - irq = INT_1610_GPTIMER2; - break; - case 3: - base = OMAP1610_GPTIMER3_BASE; - irq = INT_1610_GPTIMER3; - break; - case 4: - base = OMAP1610_GPTIMER4_BASE; - irq = INT_1610_GPTIMER4; - break; - case 5: - base = OMAP1610_GPTIMER5_BASE; - irq = INT_1610_GPTIMER5; - break; - case 6: - base = OMAP1610_GPTIMER6_BASE; - irq = INT_1610_GPTIMER6; - break; - case 7: - base = OMAP1610_GPTIMER7_BASE; - irq = INT_1610_GPTIMER7; - break; - case 8: - base = OMAP1610_GPTIMER8_BASE; - irq = INT_1610_GPTIMER8; - break; - default: - /* - * not supposed to reach here. - * this is to remove warning. - */ - return -EINVAL; - } - - pdev = platform_device_alloc("omap_timer", i); - if (!pdev) { - pr_err("%s: Failed to device alloc for dmtimer%d\n", - __func__, i); - return -ENOMEM; - } - - memset(res, 0, 2 * sizeof(struct resource)); - res[0].start = base; - res[0].end = base + 0x46; - res[0].flags = IORESOURCE_MEM; - res[1].start = irq; - res[1].end = irq; - res[1].flags = IORESOURCE_IRQ; - ret = platform_device_add_resources(pdev, res, - ARRAY_SIZE(res)); - if (ret) { - dev_err(&pdev->dev, "%s: Failed to add resources.\n", - __func__); - goto err_free_pdev; - } - - pdata = kzalloc(sizeof(*pdata), GFP_KERNEL); - if (!pdata) { - dev_err(&pdev->dev, "%s: Failed to allocate pdata.\n", - __func__); - ret = -ENOMEM; - goto err_free_pdata; - } - - pdata->set_timer_src = omap1_dm_timer_set_src; - pdata->needs_manual_reset = 1; - - ret = platform_device_add_data(pdev, pdata, sizeof(*pdata)); - if (ret) { - dev_err(&pdev->dev, "%s: Failed to add platform data.\n", - __func__); - goto err_free_pdata; - } - - ret = platform_device_add(pdev); - if (ret) { - dev_err(&pdev->dev, "%s: Failed to add platform device.\n", - __func__); - goto err_free_pdata; - } - - dev_dbg(&pdev->dev, " Registered.\n"); - } - - return 0; - -err_free_pdata: - kfree(pdata); - -err_free_pdev: - platform_device_unregister(pdev); - - return ret; -} -arch_initcall(omap1_dm_timer_init); |