diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-omap2/am35xx-emac.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-omap2/am35xx-emac.c | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-omap2/am35xx-emac.c b/ANDROID_3.4.5/arch/arm/mach-omap2/am35xx-emac.c deleted file mode 100644 index 1f97e747..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-omap2/am35xx-emac.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright (C) 2011 Ilya Yanok, Emcraft Systems - * - * Based on mach-omap2/board-am3517evm.c - * Copyright (C) 2009 Texas Instruments Incorporated - * Author: Ranjith Lohithakshan <ranjithl@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 - * 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/davinci_emac.h> -#include <linux/platform_device.h> -#include <plat/irqs.h> -#include <mach/am35xx.h> - -#include "control.h" - -static struct mdio_platform_data am35xx_emac_mdio_pdata; - -static struct resource am35xx_emac_mdio_resources[] = { - DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET, SZ_4K), -}; - -static struct platform_device am35xx_emac_mdio_device = { - .name = "davinci_mdio", - .id = 0, - .num_resources = ARRAY_SIZE(am35xx_emac_mdio_resources), - .resource = am35xx_emac_mdio_resources, - .dev.platform_data = &am35xx_emac_mdio_pdata, -}; - -static void am35xx_enable_emac_int(void) -{ - u32 regval; - - regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); - regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR | - AM35XX_CPGMAC_C0_TX_PULSE_CLR | - AM35XX_CPGMAC_C0_MISC_PULSE_CLR | - AM35XX_CPGMAC_C0_RX_THRESH_CLR); - omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR); - regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); -} - -static void am35xx_disable_emac_int(void) -{ - u32 regval; - - regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); - regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR | - AM35XX_CPGMAC_C0_TX_PULSE_CLR); - omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR); - regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); -} - -static struct emac_platform_data am35xx_emac_pdata = { - .ctrl_reg_offset = AM35XX_EMAC_CNTRL_OFFSET, - .ctrl_mod_reg_offset = AM35XX_EMAC_CNTRL_MOD_OFFSET, - .ctrl_ram_offset = AM35XX_EMAC_CNTRL_RAM_OFFSET, - .ctrl_ram_size = AM35XX_EMAC_CNTRL_RAM_SIZE, - .hw_ram_addr = AM35XX_EMAC_HW_RAM_ADDR, - .version = EMAC_VERSION_2, - .interrupt_enable = am35xx_enable_emac_int, - .interrupt_disable = am35xx_disable_emac_int, -}; - -static struct resource am35xx_emac_resources[] = { - DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE, 0x30000), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RXTHRESH_IRQ), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RX_PULSE_IRQ), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_TX_PULSE_IRQ), - DEFINE_RES_IRQ(INT_35XX_EMAC_C0_MISC_PULSE_IRQ), -}; - -static struct platform_device am35xx_emac_device = { - .name = "davinci_emac", - .id = -1, - .num_resources = ARRAY_SIZE(am35xx_emac_resources), - .resource = am35xx_emac_resources, - .dev = { - .platform_data = &am35xx_emac_pdata, - }, -}; - -void __init am35xx_emac_init(unsigned long mdio_bus_freq, u8 rmii_en) -{ - unsigned int regval; - int err; - - am35xx_emac_pdata.rmii_en = rmii_en; - am35xx_emac_mdio_pdata.bus_freq = mdio_bus_freq; - err = platform_device_register(&am35xx_emac_device); - if (err) { - pr_err("AM35x: failed registering EMAC device: %d\n", err); - return; - } - - err = platform_device_register(&am35xx_emac_mdio_device); - if (err) { - pr_err("AM35x: failed registering EMAC MDIO device: %d\n", err); - platform_device_unregister(&am35xx_emac_device); - return; - } - - regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); - regval = regval & (~(AM35XX_CPGMACSS_SW_RST)); - omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET); - regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); -} |