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https://github.com/edk2-porting/linux-next.git
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5cbdf276bd
This patch adds platform support for the graphic display (Sharp LK043T1DG01) found on DA850/OMAP-L138 based EVM. Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
415 lines
9.3 KiB
C
415 lines
9.3 KiB
C
/*
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* DA8XX/OMAP L1XX platform device data
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*
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* Copyright (c) 2007-2009, MontaVista Software, Inc. <source@mvista.com>
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* Derived from code that was:
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* Copyright (C) 2006 Komal Shah <komal_shah802003@yahoo.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <linux/serial_8250.h>
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#include <mach/cputype.h>
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#include <mach/common.h>
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#include <mach/time.h>
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#include <mach/da8xx.h>
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#include <video/da8xx-fb.h>
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#include "clock.h"
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#define DA8XX_TPCC_BASE 0x01c00000
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#define DA8XX_TPTC0_BASE 0x01c08000
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#define DA8XX_TPTC1_BASE 0x01c08400
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#define DA8XX_WDOG_BASE 0x01c21000 /* DA8XX_TIMER64P1_BASE */
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#define DA8XX_I2C0_BASE 0x01c22000
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#define DA8XX_EMAC_CPPI_PORT_BASE 0x01e20000
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#define DA8XX_EMAC_CPGMACSS_BASE 0x01e22000
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#define DA8XX_EMAC_CPGMAC_BASE 0x01e23000
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#define DA8XX_EMAC_MDIO_BASE 0x01e24000
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#define DA8XX_GPIO_BASE 0x01e26000
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#define DA8XX_I2C1_BASE 0x01e28000
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#define DA8XX_EMAC_CTRL_REG_OFFSET 0x3000
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#define DA8XX_EMAC_MOD_REG_OFFSET 0x2000
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#define DA8XX_EMAC_RAM_OFFSET 0x0000
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#define DA8XX_MDIO_REG_OFFSET 0x4000
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#define DA8XX_EMAC_CTRL_RAM_SIZE SZ_8K
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static struct plat_serial8250_port da8xx_serial_pdata[] = {
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{
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.mapbase = DA8XX_UART0_BASE,
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.irq = IRQ_DA8XX_UARTINT0,
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.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
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UPF_IOREMAP,
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.iotype = UPIO_MEM,
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.regshift = 2,
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},
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{
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.mapbase = DA8XX_UART1_BASE,
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.irq = IRQ_DA8XX_UARTINT1,
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.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
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UPF_IOREMAP,
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.iotype = UPIO_MEM,
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.regshift = 2,
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},
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{
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.mapbase = DA8XX_UART2_BASE,
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.irq = IRQ_DA8XX_UARTINT2,
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.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
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UPF_IOREMAP,
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.iotype = UPIO_MEM,
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.regshift = 2,
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},
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{
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.flags = 0,
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},
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};
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struct platform_device da8xx_serial_device = {
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.name = "serial8250",
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.id = PLAT8250_DEV_PLATFORM,
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.dev = {
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.platform_data = da8xx_serial_pdata,
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},
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};
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static const s8 da8xx_dma_chan_no_event[] = {
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20, 21,
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-1
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};
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static const s8 da8xx_queue_tc_mapping[][2] = {
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/* {event queue no, TC no} */
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{0, 0},
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{1, 1},
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{-1, -1}
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};
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static const s8 da8xx_queue_priority_mapping[][2] = {
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/* {event queue no, Priority} */
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{0, 3},
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{1, 7},
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{-1, -1}
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};
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static struct edma_soc_info da8xx_edma_info[] = {
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{
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.n_channel = 32,
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.n_region = 4,
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.n_slot = 128,
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.n_tc = 2,
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.n_cc = 1,
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.noevent = da8xx_dma_chan_no_event,
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.queue_tc_mapping = da8xx_queue_tc_mapping,
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.queue_priority_mapping = da8xx_queue_priority_mapping,
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},
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};
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static struct resource da8xx_edma_resources[] = {
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{
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.name = "edma_cc0",
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.start = DA8XX_TPCC_BASE,
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.end = DA8XX_TPCC_BASE + SZ_32K - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "edma_tc0",
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.start = DA8XX_TPTC0_BASE,
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.end = DA8XX_TPTC0_BASE + SZ_1K - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "edma_tc1",
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.start = DA8XX_TPTC1_BASE,
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.end = DA8XX_TPTC1_BASE + SZ_1K - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "edma0",
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.start = IRQ_DA8XX_CCINT0,
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.flags = IORESOURCE_IRQ,
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},
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{
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.name = "edma0_err",
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.start = IRQ_DA8XX_CCERRINT,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device da8xx_edma_device = {
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.name = "edma",
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.id = -1,
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.dev = {
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.platform_data = da8xx_edma_info,
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},
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.num_resources = ARRAY_SIZE(da8xx_edma_resources),
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.resource = da8xx_edma_resources,
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};
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int __init da8xx_register_edma(void)
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{
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return platform_device_register(&da8xx_edma_device);
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}
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static struct resource da8xx_i2c_resources0[] = {
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{
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.start = DA8XX_I2C0_BASE,
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.end = DA8XX_I2C0_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_DA8XX_I2CINT0,
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.end = IRQ_DA8XX_I2CINT0,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device da8xx_i2c_device0 = {
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.name = "i2c_davinci",
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.id = 1,
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.num_resources = ARRAY_SIZE(da8xx_i2c_resources0),
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.resource = da8xx_i2c_resources0,
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};
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static struct resource da8xx_i2c_resources1[] = {
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{
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.start = DA8XX_I2C1_BASE,
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.end = DA8XX_I2C1_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_DA8XX_I2CINT1,
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.end = IRQ_DA8XX_I2CINT1,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device da8xx_i2c_device1 = {
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.name = "i2c_davinci",
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.id = 2,
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.num_resources = ARRAY_SIZE(da8xx_i2c_resources1),
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.resource = da8xx_i2c_resources1,
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};
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int __init da8xx_register_i2c(int instance,
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struct davinci_i2c_platform_data *pdata)
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{
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struct platform_device *pdev;
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if (instance == 0)
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pdev = &da8xx_i2c_device0;
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else if (instance == 1)
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pdev = &da8xx_i2c_device1;
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else
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return -EINVAL;
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pdev->dev.platform_data = pdata;
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return platform_device_register(pdev);
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}
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static struct resource da8xx_watchdog_resources[] = {
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{
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.start = DA8XX_WDOG_BASE,
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.end = DA8XX_WDOG_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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struct platform_device davinci_wdt_device = {
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.name = "watchdog",
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.id = -1,
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.num_resources = ARRAY_SIZE(da8xx_watchdog_resources),
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.resource = da8xx_watchdog_resources,
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};
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int __init da8xx_register_watchdog(void)
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{
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return platform_device_register(&davinci_wdt_device);
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}
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static struct resource da8xx_emac_resources[] = {
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{
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.start = DA8XX_EMAC_CPPI_PORT_BASE,
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.end = DA8XX_EMAC_CPPI_PORT_BASE + 0x5000 - 1,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = IRQ_DA8XX_C0_RX_THRESH_PULSE,
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.end = IRQ_DA8XX_C0_RX_THRESH_PULSE,
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.flags = IORESOURCE_IRQ,
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},
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{
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.start = IRQ_DA8XX_C0_RX_PULSE,
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.end = IRQ_DA8XX_C0_RX_PULSE,
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.flags = IORESOURCE_IRQ,
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},
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{
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.start = IRQ_DA8XX_C0_TX_PULSE,
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.end = IRQ_DA8XX_C0_TX_PULSE,
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.flags = IORESOURCE_IRQ,
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},
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{
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.start = IRQ_DA8XX_C0_MISC_PULSE,
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.end = IRQ_DA8XX_C0_MISC_PULSE,
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.flags = IORESOURCE_IRQ,
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},
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};
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struct emac_platform_data da8xx_emac_pdata = {
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.ctrl_reg_offset = DA8XX_EMAC_CTRL_REG_OFFSET,
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.ctrl_mod_reg_offset = DA8XX_EMAC_MOD_REG_OFFSET,
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.ctrl_ram_offset = DA8XX_EMAC_RAM_OFFSET,
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.mdio_reg_offset = DA8XX_MDIO_REG_OFFSET,
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.ctrl_ram_size = DA8XX_EMAC_CTRL_RAM_SIZE,
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.version = EMAC_VERSION_2,
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};
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static struct platform_device da8xx_emac_device = {
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.name = "davinci_emac",
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.id = 1,
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.dev = {
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.platform_data = &da8xx_emac_pdata,
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},
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.num_resources = ARRAY_SIZE(da8xx_emac_resources),
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.resource = da8xx_emac_resources,
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};
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static struct resource da830_mcasp1_resources[] = {
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{
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.name = "mcasp1",
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.start = DAVINCI_DA830_MCASP1_REG_BASE,
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.end = DAVINCI_DA830_MCASP1_REG_BASE + (SZ_1K * 12) - 1,
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.flags = IORESOURCE_MEM,
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},
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/* TX event */
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{
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.start = DAVINCI_DA830_DMA_MCASP1_AXEVT,
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.end = DAVINCI_DA830_DMA_MCASP1_AXEVT,
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.flags = IORESOURCE_DMA,
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},
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/* RX event */
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{
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.start = DAVINCI_DA830_DMA_MCASP1_AREVT,
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.end = DAVINCI_DA830_DMA_MCASP1_AREVT,
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.flags = IORESOURCE_DMA,
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},
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};
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static struct platform_device da830_mcasp1_device = {
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.name = "davinci-mcasp",
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.id = 1,
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.num_resources = ARRAY_SIZE(da830_mcasp1_resources),
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.resource = da830_mcasp1_resources,
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};
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static struct resource da850_mcasp_resources[] = {
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{
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.name = "mcasp",
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.start = DAVINCI_DA8XX_MCASP0_REG_BASE,
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.end = DAVINCI_DA8XX_MCASP0_REG_BASE + (SZ_1K * 12) - 1,
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.flags = IORESOURCE_MEM,
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},
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/* TX event */
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{
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.start = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
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.end = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
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.flags = IORESOURCE_DMA,
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},
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/* RX event */
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{
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.start = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
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.end = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
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.flags = IORESOURCE_DMA,
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},
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};
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static struct platform_device da850_mcasp_device = {
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.name = "davinci-mcasp",
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.id = 0,
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.num_resources = ARRAY_SIZE(da850_mcasp_resources),
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.resource = da850_mcasp_resources,
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};
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int __init da8xx_register_emac(void)
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{
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return platform_device_register(&da8xx_emac_device);
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}
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void __init da8xx_init_mcasp(int id, struct snd_platform_data *pdata)
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{
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/* DA830/OMAP-L137 has 3 instances of McASP */
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if (cpu_is_davinci_da830() && id == 1) {
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da830_mcasp1_device.dev.platform_data = pdata;
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platform_device_register(&da830_mcasp1_device);
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} else if (cpu_is_davinci_da850()) {
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da850_mcasp_device.dev.platform_data = pdata;
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platform_device_register(&da850_mcasp_device);
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}
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}
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static const struct display_panel disp_panel = {
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QVGA,
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16,
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16,
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COLOR_ACTIVE,
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};
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static struct lcd_ctrl_config lcd_cfg = {
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&disp_panel,
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.ac_bias = 255,
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.ac_bias_intrpt = 0,
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.dma_burst_sz = 16,
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.bpp = 16,
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.fdd = 255,
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.tft_alt_mode = 0,
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.stn_565_mode = 0,
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.mono_8bit_mode = 0,
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.invert_line_clock = 1,
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.invert_frm_clock = 1,
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.sync_edge = 0,
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.sync_ctrl = 1,
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.raster_order = 0,
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};
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static struct da8xx_lcdc_platform_data da850_evm_lcdc_pdata = {
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.manu_name = "sharp",
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.controller_data = &lcd_cfg,
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.type = "Sharp_LK043T1DG01",
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};
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static struct resource da8xx_lcdc_resources[] = {
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[0] = { /* registers */
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.start = DA8XX_LCD_CNTRL_BASE,
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.end = DA8XX_LCD_CNTRL_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = { /* interrupt */
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.start = IRQ_DA8XX_LCDINT,
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.end = IRQ_DA8XX_LCDINT,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device da850_lcdc_device = {
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.name = "da8xx_lcdc",
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.id = 0,
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.num_resources = ARRAY_SIZE(da8xx_lcdc_resources),
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.resource = da8xx_lcdc_resources,
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.dev = {
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.platform_data = &da850_evm_lcdc_pdata,
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}
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};
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int __init da8xx_register_lcdc(void)
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{
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return platform_device_register(&da850_lcdc_device);
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}
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