mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-22 13:34:43 +07:00
28111dda37
* Instantiate GIC from C board code in legacy builds on r8a7790 and r8a73a4 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJUytABAAoJENfPZGlqN0++qrkP/R2n+rHBNvZTW4p88IZcZ37O 7zRXCkcXLHHVfKp8XHEMrhH/Pc7uIonWgq3SIKHDlK9UwAvfOdLPj2CMGm7bN+Ea +fgT6Qe1UP9kgbsH1whovsR3CzjLDqxmlhfjTkrmu5UjFNGQuv/iFVkkzViSCDYd YkSIYxybAlH3Nd7xxNFG54LzjCPauY2V76JM76/3j24m+zxZverY8sN46PtKryGg /toQzuVeimpz4BtObXZAi7Y7eWvvYUtELGshTTGKBmtRhLWGZDrS+60KpMDVoKtK f135X2taKm2jIiKPXCPMQTOWsXBls1TuxIGssiIysPU6t5OCSuNd/M1RiKDhZhE3 J4L4vCMq/Gn2XbYe2+O0PNkLxuWepSZ4VRzALZCPhP48CYGrazP63JWTnjROcC61 5bxuUtWMUVHF52hEWf6bXEiAEBNZP7u8kBc02drsscQHM/N3SiFcIxK/nGlIVMjy Qt01fYR+zZZ2v5OhQHeEe7lBfUMnKA9+QLHR4dJ32oJvyAFiDImLsrEBiVlTDk47 gYJXmqGp2GWgB1H2mDiopHg+ERsavK9P7FL9juYG3OdvFPFuQwktJDSpN+Y0GZMV wRADV2/ylZBw48DidX86TD3gwtV7gP995nHvQJ2nv+/Kjq58uR4AHwn0wVHPldCE cDf5IYwdvD0a42id6zb5 =/Oq9 -----END PGP SIGNATURE----- Merge tag 'renesas-soc-fixes3-for-v3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into fixes Merge "Third Round of Renesas ARM Based SoC Fixes for v3.19" from Simon Horman: * Instantiate GIC from C board code in legacy builds on r8a7790 and r8a73a4 * tag 'renesas-soc-fixes3-for-v3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: ARM: shmobile: r8a7790: Instantiate GIC from C board code in legacy builds ARM: shmobile: r8a73a4: Instantiate GIC from C board code in legacy builds Signed-off-by: Olof Johansson <olof@lixom.net>
307 lines
8.8 KiB
C
307 lines
8.8 KiB
C
/*
|
|
* APE6EVM board support
|
|
*
|
|
* Copyright (C) 2013 Renesas Solutions Corp.
|
|
* Copyright (C) 2013 Magnus Damm
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#include <linux/gpio.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/irqchip.h>
|
|
#include <linux/irqchip/arm-gic.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/mfd/tmio.h>
|
|
#include <linux/mmc/host.h>
|
|
#include <linux/mmc/sh_mmcif.h>
|
|
#include <linux/mmc/sh_mobile_sdhi.h>
|
|
#include <linux/pinctrl/machine.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/regulator/fixed.h>
|
|
#include <linux/regulator/machine.h>
|
|
#include <linux/sh_clk.h>
|
|
#include <linux/smsc911x.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
|
|
#include "common.h"
|
|
#include "irqs.h"
|
|
#include "r8a73a4.h"
|
|
|
|
/* LEDS */
|
|
static struct gpio_led ape6evm_leds[] = {
|
|
{
|
|
.name = "gnss-en",
|
|
.gpio = 28,
|
|
.default_state = LEDS_GPIO_DEFSTATE_OFF,
|
|
}, {
|
|
.name = "nfc-nrst",
|
|
.gpio = 126,
|
|
.default_state = LEDS_GPIO_DEFSTATE_OFF,
|
|
}, {
|
|
.name = "gnss-nrst",
|
|
.gpio = 132,
|
|
.default_state = LEDS_GPIO_DEFSTATE_OFF,
|
|
}, {
|
|
.name = "bt-wakeup",
|
|
.gpio = 232,
|
|
.default_state = LEDS_GPIO_DEFSTATE_OFF,
|
|
}, {
|
|
.name = "strobe",
|
|
.gpio = 250,
|
|
.default_state = LEDS_GPIO_DEFSTATE_OFF,
|
|
}, {
|
|
.name = "bbresetout",
|
|
.gpio = 288,
|
|
.default_state = LEDS_GPIO_DEFSTATE_OFF,
|
|
},
|
|
};
|
|
|
|
static __initdata struct gpio_led_platform_data ape6evm_leds_pdata = {
|
|
.leds = ape6evm_leds,
|
|
.num_leds = ARRAY_SIZE(ape6evm_leds),
|
|
};
|
|
|
|
/* GPIO KEY */
|
|
#define GPIO_KEY(c, g, d, ...) \
|
|
{ .code = c, .gpio = g, .desc = d, .active_low = 1 }
|
|
|
|
static struct gpio_keys_button gpio_buttons[] = {
|
|
GPIO_KEY(KEY_0, 324, "S16"),
|
|
GPIO_KEY(KEY_MENU, 325, "S17"),
|
|
GPIO_KEY(KEY_HOME, 326, "S18"),
|
|
GPIO_KEY(KEY_BACK, 327, "S19"),
|
|
GPIO_KEY(KEY_VOLUMEUP, 328, "S20"),
|
|
GPIO_KEY(KEY_VOLUMEDOWN, 329, "S21"),
|
|
};
|
|
|
|
static struct gpio_keys_platform_data ape6evm_keys_pdata __initdata = {
|
|
.buttons = gpio_buttons,
|
|
.nbuttons = ARRAY_SIZE(gpio_buttons),
|
|
};
|
|
|
|
/* Dummy supplies, where voltage doesn't matter */
|
|
static struct regulator_consumer_supply dummy_supplies[] = {
|
|
REGULATOR_SUPPLY("vddvario", "smsc911x"),
|
|
REGULATOR_SUPPLY("vdd33a", "smsc911x"),
|
|
};
|
|
|
|
/* SMSC LAN9220 */
|
|
static const struct resource lan9220_res[] __initconst = {
|
|
DEFINE_RES_MEM(0x08000000, 0x1000),
|
|
{
|
|
.start = irq_pin(40), /* IRQ40 */
|
|
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
|
|
},
|
|
};
|
|
|
|
static const struct smsc911x_platform_config lan9220_data __initconst = {
|
|
.flags = SMSC911X_USE_32BIT,
|
|
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
|
|
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
|
|
};
|
|
|
|
/*
|
|
* MMC0 power supplies:
|
|
* Both Vcc and VccQ to eMMC on APE6EVM are supplied by a tps80032 voltage
|
|
* regulator. Until support for it is added to this file we simulate the
|
|
* Vcc supply by a fixed always-on regulator
|
|
*/
|
|
static struct regulator_consumer_supply vcc_mmc0_consumers[] =
|
|
{
|
|
REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
|
|
};
|
|
|
|
/*
|
|
* SDHI0 power supplies:
|
|
* Vcc to SDHI0 on APE6EVM is supplied by a GPIO-switchable regulator. VccQ is
|
|
* provided by the same tps80032 regulator as both MMC0 voltages - see comment
|
|
* above
|
|
*/
|
|
static struct regulator_consumer_supply vcc_sdhi0_consumers[] =
|
|
{
|
|
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
|
|
};
|
|
|
|
static struct regulator_init_data vcc_sdhi0_init_data = {
|
|
.constraints = {
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(vcc_sdhi0_consumers),
|
|
.consumer_supplies = vcc_sdhi0_consumers,
|
|
};
|
|
|
|
static const struct fixed_voltage_config vcc_sdhi0_info __initconst = {
|
|
.supply_name = "SDHI0 Vcc",
|
|
.microvolts = 3300000,
|
|
.gpio = 76,
|
|
.enable_high = 1,
|
|
.init_data = &vcc_sdhi0_init_data,
|
|
};
|
|
|
|
/*
|
|
* SDHI1 power supplies:
|
|
* Vcc and VccQ to SDHI1 on APE6EVM are both fixed at 3.3V
|
|
*/
|
|
static struct regulator_consumer_supply vcc_sdhi1_consumers[] =
|
|
{
|
|
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
|
|
};
|
|
|
|
/* MMCIF */
|
|
static const struct sh_mmcif_plat_data mmcif0_pdata __initconst = {
|
|
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
|
|
.slave_id_tx = SHDMA_SLAVE_MMCIF0_TX,
|
|
.slave_id_rx = SHDMA_SLAVE_MMCIF0_RX,
|
|
.ccs_unsupported = true,
|
|
};
|
|
|
|
static const struct resource mmcif0_resources[] __initconst = {
|
|
DEFINE_RES_MEM(0xee200000, 0x100),
|
|
DEFINE_RES_IRQ(gic_spi(169)),
|
|
};
|
|
|
|
/* SDHI0 */
|
|
static const struct sh_mobile_sdhi_info sdhi0_pdata __initconst = {
|
|
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
|
|
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
|
|
};
|
|
|
|
static const struct resource sdhi0_resources[] __initconst = {
|
|
DEFINE_RES_MEM(0xee100000, 0x100),
|
|
DEFINE_RES_IRQ(gic_spi(165)),
|
|
};
|
|
|
|
/* SDHI1 */
|
|
static const struct sh_mobile_sdhi_info sdhi1_pdata __initconst = {
|
|
.tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
|
|
.tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
|
|
MMC_CAP_NEEDS_POLL,
|
|
};
|
|
|
|
static const struct resource sdhi1_resources[] __initconst = {
|
|
DEFINE_RES_MEM(0xee120000, 0x100),
|
|
DEFINE_RES_IRQ(gic_spi(166)),
|
|
};
|
|
|
|
static const struct pinctrl_map ape6evm_pinctrl_map[] __initconst = {
|
|
/* SCIFA0 console */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4",
|
|
"scifa0_data", "scifa0"),
|
|
/* SMSC */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a73a4",
|
|
"irqc_irq40", "irqc"),
|
|
/* MMCIF0 */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4",
|
|
"mmc0_data8", "mmc0"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4",
|
|
"mmc0_ctrl", "mmc0"),
|
|
/* SDHI0: uSD: no WP */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
|
|
"sdhi0_data4", "sdhi0"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
|
|
"sdhi0_ctrl", "sdhi0"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
|
|
"sdhi0_cd", "sdhi0"),
|
|
/* SDHI1 */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
|
|
"sdhi1_data4", "sdhi1"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
|
|
"sdhi1_ctrl", "sdhi1"),
|
|
};
|
|
|
|
static void __init ape6evm_add_standard_devices(void)
|
|
{
|
|
|
|
struct clk *parent;
|
|
struct clk *mp;
|
|
|
|
r8a73a4_clock_init();
|
|
|
|
/* MP clock parent = extal2 */
|
|
parent = clk_get(NULL, "extal2");
|
|
mp = clk_get(NULL, "mp");
|
|
BUG_ON(IS_ERR(parent) || IS_ERR(mp));
|
|
|
|
clk_set_parent(mp, parent);
|
|
clk_put(parent);
|
|
clk_put(mp);
|
|
|
|
pinctrl_register_mappings(ape6evm_pinctrl_map,
|
|
ARRAY_SIZE(ape6evm_pinctrl_map));
|
|
r8a73a4_pinmux_init();
|
|
r8a73a4_add_standard_devices();
|
|
|
|
/* LAN9220 ethernet */
|
|
gpio_request_one(270, GPIOF_OUT_INIT_HIGH, NULL); /* smsc9220 RESET */
|
|
|
|
regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
|
|
|
|
platform_device_register_resndata(NULL, "smsc911x", -1,
|
|
lan9220_res, ARRAY_SIZE(lan9220_res),
|
|
&lan9220_data, sizeof(lan9220_data));
|
|
|
|
regulator_register_always_on(1, "MMC0 Vcc", vcc_mmc0_consumers,
|
|
ARRAY_SIZE(vcc_mmc0_consumers), 2800000);
|
|
platform_device_register_resndata(NULL, "sh_mmcif", 0,
|
|
mmcif0_resources, ARRAY_SIZE(mmcif0_resources),
|
|
&mmcif0_pdata, sizeof(mmcif0_pdata));
|
|
platform_device_register_data(NULL, "reg-fixed-voltage", 2,
|
|
&vcc_sdhi0_info, sizeof(vcc_sdhi0_info));
|
|
platform_device_register_resndata(NULL, "sh_mobile_sdhi", 0,
|
|
sdhi0_resources, ARRAY_SIZE(sdhi0_resources),
|
|
&sdhi0_pdata, sizeof(sdhi0_pdata));
|
|
regulator_register_always_on(3, "SDHI1 Vcc", vcc_sdhi1_consumers,
|
|
ARRAY_SIZE(vcc_sdhi1_consumers), 3300000);
|
|
platform_device_register_resndata(NULL, "sh_mobile_sdhi", 1,
|
|
sdhi1_resources, ARRAY_SIZE(sdhi1_resources),
|
|
&sdhi1_pdata, sizeof(sdhi1_pdata));
|
|
platform_device_register_data(NULL, "gpio-keys", -1,
|
|
&ape6evm_keys_pdata,
|
|
sizeof(ape6evm_keys_pdata));
|
|
platform_device_register_data(NULL, "leds-gpio", -1,
|
|
&ape6evm_leds_pdata,
|
|
sizeof(ape6evm_leds_pdata));
|
|
}
|
|
|
|
static void __init ape6evm_legacy_init_time(void)
|
|
{
|
|
/* Do not invoke DT-based timers via clocksource_of_init() */
|
|
}
|
|
|
|
static void __init ape6evm_legacy_init_irq(void)
|
|
{
|
|
void __iomem *gic_dist_base = ioremap_nocache(0xf1001000, 0x1000);
|
|
void __iomem *gic_cpu_base = ioremap_nocache(0xf1002000, 0x1000);
|
|
|
|
gic_init(0, 29, gic_dist_base, gic_cpu_base);
|
|
|
|
/* Do not invoke DT-based interrupt code via irqchip_init() */
|
|
}
|
|
|
|
|
|
static const char *ape6evm_boards_compat_dt[] __initdata = {
|
|
"renesas,ape6evm",
|
|
NULL,
|
|
};
|
|
|
|
DT_MACHINE_START(APE6EVM_DT, "ape6evm")
|
|
.init_early = shmobile_init_delay,
|
|
.init_irq = ape6evm_legacy_init_irq,
|
|
.init_machine = ape6evm_add_standard_devices,
|
|
.init_late = shmobile_init_late,
|
|
.dt_compat = ape6evm_boards_compat_dt,
|
|
.init_time = ape6evm_legacy_init_time,
|
|
MACHINE_END
|