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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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9fece9bdab
Also fix all machine files to make use of it and while at it also make the pad lists __initconst. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
311 lines
7.8 KiB
C
311 lines
7.8 KiB
C
/*
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* Copyright (C) 2010 Eric Benard - eric@eukrea.com
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*
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* Based on pcm970-baseboard.c which is :
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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/gpio.h>
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#include <linux/leds.h>
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#include <linux/platform_device.h>
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#include <linux/input.h>
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#include <linux/spi/spi.h>
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#include <video/platform_lcd.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include "common.h"
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#include "devices-imx25.h"
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#include "hardware.h"
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#include "iomux-mx25.h"
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#include "mx25.h"
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static const iomux_v3_cfg_t eukrea_mbimxsd_pads[] __initconst = {
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/* LCD */
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MX25_PAD_LD0__LD0,
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MX25_PAD_LD1__LD1,
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MX25_PAD_LD2__LD2,
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MX25_PAD_LD3__LD3,
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MX25_PAD_LD4__LD4,
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MX25_PAD_LD5__LD5,
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MX25_PAD_LD6__LD6,
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MX25_PAD_LD7__LD7,
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MX25_PAD_LD8__LD8,
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MX25_PAD_LD9__LD9,
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MX25_PAD_LD10__LD10,
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MX25_PAD_LD11__LD11,
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MX25_PAD_LD12__LD12,
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MX25_PAD_LD13__LD13,
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MX25_PAD_LD14__LD14,
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MX25_PAD_LD15__LD15,
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MX25_PAD_GPIO_E__LD16,
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MX25_PAD_GPIO_F__LD17,
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MX25_PAD_HSYNC__HSYNC,
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MX25_PAD_VSYNC__VSYNC,
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MX25_PAD_LSCLK__LSCLK,
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MX25_PAD_OE_ACD__OE_ACD,
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MX25_PAD_CONTRAST__CONTRAST,
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/* LCD_PWR */
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MX25_PAD_PWM__GPIO_1_26,
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/* LED */
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MX25_PAD_POWER_FAIL__GPIO_3_19,
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/* SWITCH */
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MX25_PAD_VSTBY_ACK__GPIO_3_18,
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/* UART2 */
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MX25_PAD_UART2_RTS__UART2_RTS,
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MX25_PAD_UART2_CTS__UART2_CTS,
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MX25_PAD_UART2_TXD__UART2_TXD,
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MX25_PAD_UART2_RXD__UART2_RXD,
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/* SD1 */
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MX25_PAD_SD1_CMD__SD1_CMD,
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MX25_PAD_SD1_CLK__SD1_CLK,
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MX25_PAD_SD1_DATA0__SD1_DATA0,
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MX25_PAD_SD1_DATA1__SD1_DATA1,
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MX25_PAD_SD1_DATA2__SD1_DATA2,
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MX25_PAD_SD1_DATA3__SD1_DATA3,
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/* SD1 CD */
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MX25_PAD_DE_B__GPIO_2_20,
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/* I2S */
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MX25_PAD_KPP_COL3__AUD5_TXFS,
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MX25_PAD_KPP_COL2__AUD5_TXC,
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MX25_PAD_KPP_COL1__AUD5_RXD,
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MX25_PAD_KPP_COL0__AUD5_TXD,
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/* CAN */
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MX25_PAD_GPIO_D__CAN2_RX,
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MX25_PAD_GPIO_C__CAN2_TX,
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/* SPI1 */
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MX25_PAD_CSPI1_MOSI__CSPI1_MOSI,
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MX25_PAD_CSPI1_MISO__CSPI1_MISO,
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MX25_PAD_CSPI1_SS0__GPIO_1_16,
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MX25_PAD_CSPI1_SS1__GPIO_1_17,
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MX25_PAD_CSPI1_SCLK__CSPI1_SCLK,
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MX25_PAD_CSPI1_RDY__GPIO_2_22,
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};
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#define GPIO_LED1 IMX_GPIO_NR(3, 19)
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#define GPIO_SWITCH1 IMX_GPIO_NR(3, 18)
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#define GPIO_SD1CD IMX_GPIO_NR(2, 20)
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#define GPIO_LCDPWR IMX_GPIO_NR(1, 26)
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#define GPIO_SPI1_SS0 IMX_GPIO_NR(1, 16)
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#define GPIO_SPI1_SS1 IMX_GPIO_NR(1, 17)
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#define GPIO_SPI1_IRQ IMX_GPIO_NR(2, 22)
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static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
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{
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.mode = {
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.name = "CMO-QVGA",
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.refresh = 60,
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.xres = 320,
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.yres = 240,
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.pixclock = KHZ2PICOS(6500),
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.left_margin = 30,
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.right_margin = 38,
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.upper_margin = 20,
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.lower_margin = 3,
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.hsync_len = 15,
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.vsync_len = 4,
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},
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.bpp = 16,
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.pcr = 0xCAD08B80,
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}, {
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.mode = {
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.name = "DVI-VGA",
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.refresh = 60,
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.xres = 640,
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.yres = 480,
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.pixclock = 32000,
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.hsync_len = 7,
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.left_margin = 100,
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.right_margin = 100,
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.vsync_len = 7,
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.upper_margin = 7,
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.lower_margin = 100,
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},
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.pcr = 0xFA208B80,
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.bpp = 16,
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}, {
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.mode = {
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.name = "DVI-SVGA",
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.refresh = 60,
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.xres = 800,
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.yres = 600,
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.pixclock = 25000,
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.hsync_len = 7,
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.left_margin = 75,
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.right_margin = 75,
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.vsync_len = 7,
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.upper_margin = 7,
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.lower_margin = 75,
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},
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.pcr = 0xFA208B80,
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.bpp = 16,
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},
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};
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static const struct imx_fb_platform_data eukrea_mximxsd_fb_pdata __initconst = {
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.mode = eukrea_mximxsd_modes,
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.num_modes = ARRAY_SIZE(eukrea_mximxsd_modes),
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.pwmr = 0x00A903FF,
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.lscr1 = 0x00120300,
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.dmacr = 0x00040060,
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};
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static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
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unsigned int power)
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{
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if (power)
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gpio_direction_output(GPIO_LCDPWR, 1);
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else
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gpio_direction_output(GPIO_LCDPWR, 0);
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}
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static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = {
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.set_power = eukrea_mbimxsd_lcd_power_set,
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};
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static struct platform_device eukrea_mbimxsd_lcd_powerdev = {
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.name = "platform-lcd",
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.dev.platform_data = &eukrea_mbimxsd_lcd_power_data,
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};
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static const struct gpio_led eukrea_mbimxsd_leds[] __initconst = {
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{
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.name = "led1",
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.default_trigger = "heartbeat",
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.active_low = 1,
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.gpio = GPIO_LED1,
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},
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};
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static const struct gpio_led_platform_data
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eukrea_mbimxsd_led_info __initconst = {
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.leds = eukrea_mbimxsd_leds,
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.num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds),
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};
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static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
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{
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.gpio = GPIO_SWITCH1,
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.code = BTN_0,
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.desc = "BP1",
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.active_low = 1,
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.wakeup = 1,
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},
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};
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static const struct gpio_keys_platform_data
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eukrea_mbimxsd_button_data __initconst = {
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.buttons = eukrea_mbimxsd_gpio_buttons,
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.nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
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};
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static struct platform_device *platform_devices[] __initdata = {
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&eukrea_mbimxsd_lcd_powerdev,
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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 struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
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{
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I2C_BOARD_INFO("tlv320aic23", 0x1a),
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},
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};
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static const
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struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
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.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
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};
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static struct esdhc_platform_data sd1_pdata = {
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.cd_gpio = GPIO_SD1CD,
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.cd_type = ESDHC_CD_GPIO,
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.wp_type = ESDHC_WP_NONE,
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};
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static struct spi_board_info eukrea_mbimxsd25_spi_board_info[] __initdata = {
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{
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.modalias = "spidev",
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.max_speed_hz = 20000000,
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.bus_num = 0,
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.chip_select = 0,
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.mode = SPI_MODE_0,
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},
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{
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.modalias = "spidev",
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.max_speed_hz = 20000000,
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.bus_num = 0,
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.chip_select = 1,
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.mode = SPI_MODE_0,
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},
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};
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static int eukrea_mbimxsd25_spi_cs[] = {GPIO_SPI1_SS0, GPIO_SPI1_SS1};
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static const struct spi_imx_master eukrea_mbimxsd25_spi0_data __initconst = {
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.chipselect = eukrea_mbimxsd25_spi_cs,
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.num_chipselect = ARRAY_SIZE(eukrea_mbimxsd25_spi_cs),
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};
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/*
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* system init for baseboard usage. Will be called by cpuimx25 init.
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*
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* Add platform devices present on this baseboard and init
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* them from CPU side as far as required to use them later on
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*/
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void __init eukrea_mbimxsd25_baseboard_init(void)
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{
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if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
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ARRAY_SIZE(eukrea_mbimxsd_pads)))
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printk(KERN_ERR "error setting mbimxsd pads !\n");
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imx25_add_imx_uart1(&uart_pdata);
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imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata);
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imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
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imx25_add_flexcan1();
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imx25_add_sdhci_esdhc_imx(0, &sd1_pdata);
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gpio_request(GPIO_LED1, "LED1");
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gpio_direction_output(GPIO_LED1, 1);
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gpio_free(GPIO_LED1);
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gpio_request(GPIO_SWITCH1, "SWITCH1");
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gpio_direction_input(GPIO_SWITCH1);
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gpio_free(GPIO_SWITCH1);
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gpio_request(GPIO_LCDPWR, "LCDPWR");
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gpio_direction_output(GPIO_LCDPWR, 1);
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i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
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ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
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gpio_request(GPIO_SPI1_IRQ, "SPI1_IRQ");
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gpio_direction_input(GPIO_SPI1_IRQ);
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gpio_free(GPIO_SPI1_IRQ);
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imx25_add_spi_imx0(&eukrea_mbimxsd25_spi0_data);
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spi_register_board_info(eukrea_mbimxsd25_spi_board_info,
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ARRAY_SIZE(eukrea_mbimxsd25_spi_board_info));
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platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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gpio_led_register_device(-1, &eukrea_mbimxsd_led_info);
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imx_add_gpio_keys(&eukrea_mbimxsd_button_data);
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imx_add_platform_device("eukrea_tlv320", 0, NULL, 0, NULL, 0);
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}
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