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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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57c78e359a
To make mc13783 and mc13892 share code, the register names should be changed to fit the new macro definitions in the comming patch. Signed-off-by: Yong Shen <yong.shen@linaro.org> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Samuel Ortiz <sameo@linux.intel.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
349 lines
8.1 KiB
C
349 lines
8.1 KiB
C
/*
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* Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
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* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#include <linux/i2c.h>
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#include <linux/i2c/at24.h>
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#include <linux/io.h>
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#include <linux/mtd/plat-ram.h>
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#include <linux/mtd/physmap.h>
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#include <linux/platform_device.h>
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#include <linux/regulator/machine.h>
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#include <linux/mfd/mc13783.h>
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#include <linux/spi/spi.h>
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#include <linux/irq.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/time.h>
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#include <mach/board-pcm038.h>
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#include <mach/common.h>
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#include <mach/hardware.h>
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#include <mach/iomux-mx27.h>
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#include <mach/mxc_nand.h>
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#include <mach/ulpi.h>
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#include "devices-imx27.h"
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static const int pcm038_pins[] __initconst = {
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/* UART1 */
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PE12_PF_UART1_TXD,
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PE13_PF_UART1_RXD,
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PE14_PF_UART1_CTS,
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PE15_PF_UART1_RTS,
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/* UART2 */
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PE3_PF_UART2_CTS,
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PE4_PF_UART2_RTS,
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PE6_PF_UART2_TXD,
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PE7_PF_UART2_RXD,
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/* UART3 */
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PE8_PF_UART3_TXD,
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PE9_PF_UART3_RXD,
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PE10_PF_UART3_CTS,
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PE11_PF_UART3_RTS,
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/* FEC */
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PD0_AIN_FEC_TXD0,
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PD1_AIN_FEC_TXD1,
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PD2_AIN_FEC_TXD2,
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PD3_AIN_FEC_TXD3,
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PD4_AOUT_FEC_RX_ER,
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PD5_AOUT_FEC_RXD1,
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PD6_AOUT_FEC_RXD2,
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PD7_AOUT_FEC_RXD3,
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PD8_AF_FEC_MDIO,
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PD9_AIN_FEC_MDC,
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PD10_AOUT_FEC_CRS,
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PD11_AOUT_FEC_TX_CLK,
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PD12_AOUT_FEC_RXD0,
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PD13_AOUT_FEC_RX_DV,
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PD14_AOUT_FEC_RX_CLK,
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PD15_AOUT_FEC_COL,
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PD16_AIN_FEC_TX_ER,
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PF23_AIN_FEC_TX_EN,
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/* I2C2 */
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PC5_PF_I2C2_SDA,
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PC6_PF_I2C2_SCL,
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/* SPI1 */
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PD25_PF_CSPI1_RDY,
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PD29_PF_CSPI1_SCLK,
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PD30_PF_CSPI1_MISO,
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PD31_PF_CSPI1_MOSI,
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/* SSI1 */
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PC20_PF_SSI1_FS,
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PC21_PF_SSI1_RXD,
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PC22_PF_SSI1_TXD,
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PC23_PF_SSI1_CLK,
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/* SSI4 */
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PC16_PF_SSI4_FS,
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PC17_PF_SSI4_RXD,
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PC18_PF_SSI4_TXD,
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PC19_PF_SSI4_CLK,
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/* USB host */
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PA0_PF_USBH2_CLK,
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PA1_PF_USBH2_DIR,
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PA2_PF_USBH2_DATA7,
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PA3_PF_USBH2_NXT,
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PA4_PF_USBH2_STP,
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PD19_AF_USBH2_DATA4,
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PD20_AF_USBH2_DATA3,
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PD21_AF_USBH2_DATA6,
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PD22_AF_USBH2_DATA0,
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PD23_AF_USBH2_DATA2,
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PD24_AF_USBH2_DATA1,
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PD26_AF_USBH2_DATA5,
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};
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/*
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* Phytec's PCM038 comes with 2MiB battery buffered SRAM,
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* 16 bit width
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*/
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static struct platdata_mtd_ram pcm038_sram_data = {
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.bankwidth = 2,
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};
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static struct resource pcm038_sram_resource = {
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.start = MX27_CS1_BASE_ADDR,
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.end = MX27_CS1_BASE_ADDR + 512 * 1024 - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device pcm038_sram_mtd_device = {
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.name = "mtd-ram",
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.id = 0,
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.dev = {
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.platform_data = &pcm038_sram_data,
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},
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.num_resources = 1,
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.resource = &pcm038_sram_resource,
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};
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/*
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* Phytec's phyCORE-i.MX27 comes with 32MiB flash,
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* 16 bit width
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*/
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static struct physmap_flash_data pcm038_flash_data = {
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.width = 2,
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};
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static struct resource pcm038_flash_resource = {
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.start = 0xc0000000,
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.end = 0xc1ffffff,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device pcm038_nor_mtd_device = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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.platform_data = &pcm038_flash_data,
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},
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.num_resources = 1,
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.resource = &pcm038_flash_resource,
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};
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static const struct imxuart_platform_data uart_pdata __initconst = {
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.flags = IMXUART_HAVE_RTSCTS,
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};
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static const struct mxc_nand_platform_data
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pcm038_nand_board_info __initconst = {
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.width = 1,
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.hw_ecc = 1,
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};
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static struct platform_device *platform_devices[] __initdata = {
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&pcm038_nor_mtd_device,
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&pcm038_sram_mtd_device,
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};
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/* On pcm038 there's a sram attached to CS1, we enable the chipselect here and
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* setup other stuffs to access the sram. */
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static void __init pcm038_init_sram(void)
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{
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mx27_setup_weimcs(1, 0x0000d843, 0x22252521, 0x22220a00);
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}
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static const struct imxi2c_platform_data pcm038_i2c1_data __initconst = {
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.bitrate = 100000,
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};
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static struct at24_platform_data board_eeprom = {
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.byte_len = 4096,
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.page_size = 32,
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.flags = AT24_FLAG_ADDR16,
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};
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static struct i2c_board_info pcm038_i2c_devices[] = {
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{
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I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
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.platform_data = &board_eeprom,
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}, {
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I2C_BOARD_INFO("pcf8563", 0x51),
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}, {
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I2C_BOARD_INFO("lm75", 0x4a),
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}
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};
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static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
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static const struct spi_imx_master pcm038_spi0_data __initconst = {
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.chipselect = pcm038_spi_cs,
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.num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
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};
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static struct regulator_consumer_supply sdhc1_consumers[] = {
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{
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.dev_name = "mxc-mmc.1",
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.supply = "sdhc_vcc",
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},
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};
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static struct regulator_init_data sdhc1_data = {
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.constraints = {
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.min_uV = 3000000,
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.max_uV = 3400000,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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.valid_modes_mask = REGULATOR_MODE_NORMAL |
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REGULATOR_MODE_FAST,
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.always_on = 0,
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.boot_on = 0,
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},
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.num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
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.consumer_supplies = sdhc1_consumers,
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};
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static struct regulator_consumer_supply cam_consumers[] = {
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{
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.dev = NULL,
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.supply = "imx_cam_vcc",
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},
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};
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static struct regulator_init_data cam_data = {
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.constraints = {
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.min_uV = 3000000,
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.max_uV = 3400000,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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.valid_modes_mask = REGULATOR_MODE_NORMAL |
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REGULATOR_MODE_FAST,
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.always_on = 0,
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.boot_on = 0,
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},
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.num_consumer_supplies = ARRAY_SIZE(cam_consumers),
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.consumer_supplies = cam_consumers,
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};
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static struct mc13783_regulator_init_data pcm038_regulators[] = {
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{
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.id = MC13783_REG_VCAM,
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.init_data = &cam_data,
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}, {
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.id = MC13783_REG_VMMC1,
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.init_data = &sdhc1_data,
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},
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};
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static struct mc13783_platform_data pcm038_pmic = {
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.regulators = pcm038_regulators,
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.num_regulators = ARRAY_SIZE(pcm038_regulators),
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.flags = MC13783_USE_ADC | MC13783_USE_REGULATOR |
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MC13783_USE_TOUCHSCREEN,
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};
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static struct spi_board_info pcm038_spi_board_info[] __initdata = {
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{
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.modalias = "mc13783",
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.irq = IRQ_GPIOB(23),
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.max_speed_hz = 300000,
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.bus_num = 0,
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.chip_select = 0,
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.platform_data = &pcm038_pmic,
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.mode = SPI_CS_HIGH,
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}
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};
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static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
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.portsc = MXC_EHCI_MODE_ULPI,
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.flags = MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_INTERFACE_DIFF_UNI,
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};
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static void __init pcm038_init(void)
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{
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mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
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"PCM038");
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pcm038_init_sram();
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imx27_add_imx_uart0(&uart_pdata);
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imx27_add_imx_uart1(&uart_pdata);
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imx27_add_imx_uart2(&uart_pdata);
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mxc_gpio_mode(PE16_AF_OWIRE);
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imx27_add_mxc_nand(&pcm038_nand_board_info);
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/* only the i2c master 1 is used on this CPU card */
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i2c_register_board_info(1, pcm038_i2c_devices,
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ARRAY_SIZE(pcm038_i2c_devices));
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imx27_add_imx_i2c(1, &pcm038_i2c1_data);
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/* PE18 for user-LED D40 */
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mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
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mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
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/* MC13783 IRQ */
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mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
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imx27_add_spi_imx0(&pcm038_spi0_data);
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spi_register_board_info(pcm038_spi_board_info,
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ARRAY_SIZE(pcm038_spi_board_info));
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imx27_add_mxc_ehci_hs(2, &usbh2_pdata);
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imx27_add_fec(NULL);
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platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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imx27_add_imx2_wdt(NULL);
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imx27_add_mxc_w1(NULL);
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#ifdef CONFIG_MACH_PCM970_BASEBOARD
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pcm970_baseboard_init();
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#endif
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}
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static void __init pcm038_timer_init(void)
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{
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mx27_clocks_init(26000000);
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}
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static struct sys_timer pcm038_timer = {
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.init = pcm038_timer_init,
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};
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MACHINE_START(PCM038, "phyCORE-i.MX27")
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.boot_params = MX27_PHYS_OFFSET + 0x100,
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.map_io = mx27_map_io,
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.init_irq = mx27_init_irq,
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.init_machine = pcm038_init,
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.timer = &pcm038_timer,
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MACHINE_END
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