[thirdparty/u-boot.git] / board / kosagi / novena / novena.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Novena board support
 *
 * Copyright (C) 2014 Marek Vasut <marex@denx.de>
 */

#include <common.h>
#include <dm.h>
#include <eeprom.h>
#include <init.h>
#include <log.h>
#include <asm/global_data.h>
#include <dm/device-internal.h>
#include <ahci.h>
#include <env.h>
#include <linux/errno.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/crm_regs.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/mxc_hdmi.h>
#include <asm/arch/sys_proto.h>
#include <asm/mach-imx/boot_mode.h>
#include <asm/mach-imx/iomux-v3.h>
#include <asm/mach-imx/mxc_i2c.h>
#include <asm/mach-imx/sata.h>
#include <asm/mach-imx/video.h>
#include <dwc_ahsata.h>
#include <fsl_esdhc_imx.h>
#include <i2c.h>
#include <input.h>
#include <ipu_pixfmt.h>
#include <linux/fb.h>
#include <linux/input.h>
#include <malloc.h>
#include <mmc.h>
#include <netdev.h>
#include <power/pmic.h>
#include <power/pfuze100_pmic.h>
#include <stdio_dev.h>
#include <video_console.h>

#include "novena.h"

DECLARE_GLOBAL_DATA_PTR;

/*
 * GPIO button
 */
#ifdef CONFIG_KEYBOARD
static struct input_config button_input;

static int novena_gpio_button_read_keys(struct input_config *input)
{
	int key = KEY_ENTER;
	if (gpio_get_value(NOVENA_BUTTON_GPIO))
		return 0;
	input_send_keycodes(&button_input, &key, 1);
	return 1;
}

static int novena_gpio_button_getc(struct stdio_dev *dev)
{
	return input_getc(&button_input);
}

static int novena_gpio_button_tstc(struct stdio_dev *dev)
{
	return input_tstc(&button_input);
}

static int novena_gpio_button_init(struct stdio_dev *dev)
{
	gpio_direction_input(NOVENA_BUTTON_GPIO);
	input_set_delays(&button_input, 250, 250);
	return 0;
}

int drv_keyboard_init(void)
{
	int error;
	struct stdio_dev dev = {
		.name	= "button",
		.flags	= DEV_FLAGS_INPUT,
		.start	= novena_gpio_button_init,
		.getc	= novena_gpio_button_getc,
		.tstc	= novena_gpio_button_tstc,
	};

	gpio_request(NOVENA_BUTTON_GPIO, "button");

	error = input_init(&button_input, 0);
	if (error) {
		debug("%s: Cannot set up input\n", __func__);
		return -1;
	}
	input_add_tables(&button_input, false);
	button_input.read_keys = novena_gpio_button_read_keys;

	error = input_stdio_register(&dev);
	if (error)
		return error;

	return 0;
}
#endif

int board_early_init_f(void)
{
#if defined(CONFIG_VIDEO_IPUV3)
	setup_display_clock();
#endif

	return 0;
}

int board_init(void)
{
	/* address of boot parameters */
	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;

	return 0;
}

int board_late_init(void)
{
#if defined(CONFIG_VIDEO_IPUV3)
	struct udevice *con;
	char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
	int ret;

	setup_display_lvds();

	ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con);
	if (ret)
		return ret;

	display_options_get_banner(false, buf, sizeof(buf));
	vidconsole_position_cursor(con, 0, 0);
	vidconsole_put_string(con, buf);
#endif
	return 0;
}

int checkboard(void)
{
	puts("Board: Novena 4x\n");
	return 0;
}

int dram_init(void)
{
	gd->ram_size = imx_ddr_size();
	return 0;
}

/* setup board specific PMIC */
int power_init_board(void)
{
	struct pmic *p;
	u32 reg;
	int ret;

	power_pfuze100_init(1);
	p = pmic_get("PFUZE100");
	if (!p)
		return -EINVAL;

	ret = pmic_probe(p);
	if (ret)
		return ret;

	pmic_reg_read(p, PFUZE100_DEVICEID, &reg);
	printf("PMIC:  PFUZE100 ID=0x%02x\n", reg);

	/* Set SWBST to 5.0V and enable (for USB) */
	pmic_reg_read(p, PFUZE100_SWBSTCON1, &reg);
	reg &= ~(SWBST_MODE_MASK | SWBST_VOL_MASK);
	reg |= (SWBST_5_00V | (SWBST_MODE_AUTO << SWBST_MODE_SHIFT));
	pmic_reg_write(p, PFUZE100_SWBSTCON1, reg);

	return 0;
}

/* EEPROM configuration data */
struct novena_eeprom_data {
	uint8_t		signature[6];
	uint8_t		version;
	uint8_t		reserved;
	uint32_t	serial;
	uint8_t		mac[6];
	uint16_t	features;
};

int misc_init_r(void)
{
	struct novena_eeprom_data data;
	uchar *datap = (uchar *)&data;
	const char *signature = "Novena";
	int ret;

	/* If 'ethaddr' is already set, do nothing. */
	if (env_get("ethaddr"))
		return 0;

	/* EEPROM is at bus 2. */
	ret = i2c_set_bus_num(2);
	if (ret) {
		puts("Cannot select EEPROM I2C bus.\n");
		return 0;
	}

	/* EEPROM is at address 0x56. */
	ret = eeprom_read(0x56, 0, datap, sizeof(data));
	if (ret) {
		puts("Cannot read I2C EEPROM.\n");
		return 0;
	}

	/* Check EEPROM signature. */
	if (memcmp(data.signature, signature, 6)) {
		puts("Invalid I2C EEPROM signature.\n");
		return 0;
	}

	/* Set ethernet address from EEPROM. */
	eth_env_set_enetaddr("ethaddr", data.mac);

	return ret;
}
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
f91c09ac MV	2	/*
	3	* Novena board support
	4	*
	5	* Copyright (C) 2014 Marek Vasut <marex@denx.de>
f91c09ac MV	6	*/
	7
	8	#include <common.h>
6b98b94c	9	#include <dm.h>
cb3ef681	10	#include <eeprom.h>
5255932f	11	#include <init.h>
f7ae49fc	12	#include <log.h>
401d1c4f	13	#include <asm/global_data.h>
6b98b94c MV	14	#include <dm/device-internal.h>
6b98b94c MV	15	#include <ahci.h>
9fb625ce	16	#include <env.h>
1221ce45	17	#include <linux/errno.h>
f91c09ac MV	18	#include <asm/gpio.h>
	19	#include <asm/io.h>
	20	#include <asm/arch/clock.h>
	21	#include <asm/arch/crm_regs.h>
	22	#include <asm/arch/imx-regs.h>
	23	#include <asm/arch/iomux.h>
	24	#include <asm/arch/mxc_hdmi.h>
	25	#include <asm/arch/sys_proto.h>
552a848e SB	26	#include <asm/mach-imx/boot_mode.h>
	27	#include <asm/mach-imx/iomux-v3.h>
	28	#include <asm/mach-imx/mxc_i2c.h>
	29	#include <asm/mach-imx/sata.h>
	30	#include <asm/mach-imx/video.h>
6b98b94c	31	#include <dwc_ahsata.h>
e37ac717	32	#include <fsl_esdhc_imx.h>
f91c09ac MV	33	#include <i2c.h>
	34	#include <input.h>
	35	#include <ipu_pixfmt.h>
	36	#include <linux/fb.h>
	37	#include <linux/input.h>
	38	#include <malloc.h>
f91c09ac MV	39	#include <mmc.h>
	40	#include <netdev.h>
	41	#include <power/pmic.h>
	42	#include <power/pfuze100_pmic.h>
	43	#include <stdio_dev.h>
2f1c06c7	44	#include <video_console.h>
f91c09ac	45
d59d7b91	46	#include "novena.h"
f91c09ac	47
d59d7b91	48	DECLARE_GLOBAL_DATA_PTR;
f91c09ac MV	49
	50	/*
	51	* GPIO button
	52	*/
	53	#ifdef CONFIG_KEYBOARD
	54	static struct input_config button_input;
	55
	56	static int novena_gpio_button_read_keys(struct input_config *input)
	57	{
	58	int key = KEY_ENTER;
	59	if (gpio_get_value(NOVENA_BUTTON_GPIO))
	60	return 0;
	61	input_send_keycodes(&button_input, &key, 1);
	62	return 1;
	63	}
	64
	65	static int novena_gpio_button_getc(struct stdio_dev *dev)
	66	{
	67	return input_getc(&button_input);
	68	}
	69
	70	static int novena_gpio_button_tstc(struct stdio_dev *dev)
	71	{
	72	return input_tstc(&button_input);
	73	}
	74
	75	static int novena_gpio_button_init(struct stdio_dev *dev)
	76	{
	77	gpio_direction_input(NOVENA_BUTTON_GPIO);
	78	input_set_delays(&button_input, 250, 250);
	79	return 0;
	80	}
	81
	82	int drv_keyboard_init(void)
	83	{
	84	int error;
	85	struct stdio_dev dev = {
	86	.name = "button",
1caf934a	87	.flags = DEV_FLAGS_INPUT,
f91c09ac MV	88	.start = novena_gpio_button_init,
	89	.getc = novena_gpio_button_getc,
	90	.tstc = novena_gpio_button_tstc,
	91	};
	92
c4e93f6a MV	93	gpio_request(NOVENA_BUTTON_GPIO, "button");
c4e93f6a MV	94
f91c09ac MV	95	error = input_init(&button_input, 0);
	96	if (error) {
	97	debug("%s: Cannot set up input\n", __func__);
	98	return -1;
	99	}
b1d7a187	100	input_add_tables(&button_input, false);
f91c09ac MV	101	button_input.read_keys = novena_gpio_button_read_keys;
	102
	103	error = input_stdio_register(&dev);
	104	if (error)
	105	return error;
	106
	107	return 0;
	108	}
	109	#endif
	110
f91c09ac MV	111	int board_early_init_f(void)
	112	{
	113	#if defined(CONFIG_VIDEO_IPUV3)
f2e4d6a5	114	setup_display_clock();
f91c09ac MV	115	#endif
f91c09ac MV	116
f91c09ac MV	117	return 0;
	118	}
	119
	120	int board_init(void)
	121	{
	122	/* address of boot parameters */
	123	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
	124
f91c09ac MV	125	return 0;
	126	}
	127
331ae846 MV	128	int board_late_init(void)
	129	{
	130	#if defined(CONFIG_VIDEO_IPUV3)
2f1c06c7 MV	131	struct udevice *con;
	132	char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
	133	int ret;
	134
331ae846	135	setup_display_lvds();
2f1c06c7 MV	136
	137	ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con);
	138	if (ret)
	139	return ret;
	140
	141	display_options_get_banner(false, buf, sizeof(buf));
	142	vidconsole_position_cursor(con, 0, 0);
	143	vidconsole_put_string(con, buf);
331ae846 MV	144	#endif
	145	return 0;
	146	}
	147
f91c09ac MV	148	int checkboard(void)
	149	{
	150	puts("Board: Novena 4x\n");
	151	return 0;
	152	}
	153
	154	int dram_init(void)
	155	{
	156	gd->ram_size = imx_ddr_size();
	157	return 0;
	158	}
	159
	160	/* setup board specific PMIC */
	161	int power_init_board(void)
	162	{
	163	struct pmic *p;
	164	u32 reg;
	165	int ret;
	166
	167	power_pfuze100_init(1);
	168	p = pmic_get("PFUZE100");
	169	if (!p)
	170	return -EINVAL;
	171
	172	ret = pmic_probe(p);
	173	if (ret)
	174	return ret;
	175
	176	pmic_reg_read(p, PFUZE100_DEVICEID, &reg);
	177	printf("PMIC: PFUZE100 ID=0x%02x\n", reg);
	178
	179	/* Set SWBST to 5.0V and enable (for USB) */
	180	pmic_reg_read(p, PFUZE100_SWBSTCON1, &reg);
	181	reg &= ~(SWBST_MODE_MASK \| SWBST_VOL_MASK);
18e02ffe	182	reg \|= (SWBST_5_00V \| (SWBST_MODE_AUTO << SWBST_MODE_SHIFT));
f91c09ac MV	183	pmic_reg_write(p, PFUZE100_SWBSTCON1, reg);
	184
	185	return 0;
	186	}
	187
	188	/* EEPROM configuration data */
	189	struct novena_eeprom_data {
	190	uint8_t signature[6];
	191	uint8_t version;
	192	uint8_t reserved;
	193	uint32_t serial;
	194	uint8_t mac[6];
	195	uint16_t features;
	196	};
	197
	198	int misc_init_r(void)
	199	{
	200	struct novena_eeprom_data data;
	201	uchar datap = (uchar )&data;
	202	const char *signature = "Novena";
	203	int ret;
	204
	205	/* If 'ethaddr' is already set, do nothing. */
00caae6d	206	if (env_get("ethaddr"))
f91c09ac MV	207	return 0;
	208
	209	/* EEPROM is at bus 2. */
	210	ret = i2c_set_bus_num(2);
	211	if (ret) {
	212	puts("Cannot select EEPROM I2C bus.\n");
	213	return 0;
	214	}
	215
	216	/* EEPROM is at address 0x56. */
	217	ret = eeprom_read(0x56, 0, datap, sizeof(data));
	218	if (ret) {
	219	puts("Cannot read I2C EEPROM.\n");
	220	return 0;
	221	}
	222
	223	/* Check EEPROM signature. */
	224	if (memcmp(data.signature, signature, 6)) {
	225	puts("Invalid I2C EEPROM signature.\n");
	226	return 0;
	227	}
	228
	229	/* Set ethernet address from EEPROM. */
fd1e959e	230	eth_env_set_enetaddr("ethaddr", data.mac);
f91c09ac MV	231
	232	return ret;
	233	}